Fantasy-Map-Generator/script.js
2018-08-04 20:40:12 +03:00

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// Fantasy Map Generator main script
"use strict;"
fantasyMap();
function fantasyMap() {
// Version control
const version = "0.58b";
document.title += " v. " + version;
// Declare variables
var svg = d3.select("svg"),
defs = svg.select("#deftemp"),
viewbox = svg.append("g").attr("id", "viewbox"),
ocean = viewbox.append("g").attr("id", "ocean"),
lakes = viewbox.append("g").attr("id", "lakes"),
oceanLayers = ocean.append("g").attr("id", "oceanLayers"),
oceanPattern = ocean.append("g").attr("id", "oceanPattern"),
landmass = viewbox.append("g").attr("id", "landmass"),
terrs = viewbox.append("g").attr("id", "terrs"),
grid = viewbox.append("g").attr("id", "grid"),
overlay = viewbox.append("g").attr("id", "overlay"),
routes = viewbox.append("g").attr("id", "routes"),
roads = routes.append("g").attr("id", "roads").attr("data-type", "land"),
trails = routes.append("g").attr("id", "trails").attr("data-type", "land"),
rivers = viewbox.append("g").attr("id", "rivers"),
terrain = viewbox.append("g").attr("id", "terrain"),
cults = viewbox.append("g").attr("id", "cults"),
regions = viewbox.append("g").attr("id", "regions"),
borders = viewbox.append("g").attr("id", "borders"),
stateBorders = borders.append("g").attr("id", "stateBorders"),
neutralBorders = borders.append("g").attr("id", "neutralBorders"),
coastline = viewbox.append("g").attr("id", "coastline"),
searoutes = routes.append("g").attr("id", "searoutes").attr("data-type", "sea"),
labels = viewbox.append("g").attr("id", "labels"),
burgLabels = labels.append("g").attr("id", "burgLabels"),
icons = viewbox.append("g").attr("id", "icons"),
burgIcons = icons.append("g").attr("id", "burgIcons")
ruler = viewbox.append("g").attr("id", "ruler"),
debug = viewbox.append("g").attr("id", "debug");
labels.append("g").attr("id", "countries");
burgIcons.append("g").attr("id", "capitals");
burgLabels.append("g").attr("id", "capitals");
burgIcons.append("g").attr("id", "towns");
burgLabels.append("g").attr("id", "towns");
icons.append("g").attr("id", "capital-anchors");
icons.append("g").attr("id", "town-anchors");
terrain.append("g").attr("id", "hills");
terrain.append("g").attr("id", "mounts");
terrain.append("g").attr("id", "swamps");
terrain.append("g").attr("id", "forests");
// append ocean pattern
oceanPattern.append("rect").attr("fill", "url(#oceanic)").attr("stroke", "none");
oceanLayers.append("rect").attr("id", "oceanBase");
// main data variables
var voronoi, diagram, polygons, points = [], sample;
// Common variables
var modules = {}, customization = 0, history = [], historyStage = 0, elSelected, autoResize = true, graphSize,
cells = [], land = [], riversData = [], manors = [], states = [], features = [],
queue = [], fonts = ["Almendra+SC", "Georgia", "Times+New+Roman", "Comic+Sans+MS", "Lucida+Sans+Unicode", "Courier+New"];
// Cultures-related data
var defaultCultures = [], cultures = [], chain = {}, nameBases = [], nameBase = [], cultureTree;
const vowels = "aeiouy";
// canvas element for raster images
var canvas = document.getElementById("canvas"),
ctx = canvas.getContext("2d");
// Color schemes
var color = d3.scaleSequential(d3.interpolateSpectral),
colors8 = d3.scaleOrdinal(d3.schemeSet2),
colors20 = d3.scaleOrdinal(d3.schemeCategory20);
// D3 drag and zoom behavior
var scale = 1, viewX = 0, viewY = 0;
var zoom = d3.zoom().scaleExtent([1, 20]).on("zoom", zoomed);
svg.call(zoom);
// D3 Line generator variables
var lineGen = d3.line().x(function(d) {return d.scX;}).y(function(d) {return d.scY;}).curve(d3.curveCatmullRom);
applyStoredOptions();
let graphWidth = +mapWidthInput.value; // voronoi graph extention, should be stable for each map
let graphHeight = +mapHeightInput.value;
let svgWidth = graphWidth, svgHeight = graphHeight; // svg canvas resolution, can vary for each map
// toggle off loading screen and on menus
$("#loading, #initial").remove();
svg.style("background-color", "#000000");
$("#optionsContainer, #tooltip").show();
if (localStorage.getItem("disable_click_arrow_tooltip")) {
tooltip.innerHTML = "";
tooltip.setAttribute("data-main", "");
$("#optionsTrigger").removeClass("glow");
}
$("#optionsContainer").draggable({handle: ".drag-trigger", snap: "svg", snapMode: "both"});
$("#mapLayers").sortable({items: "li:not(.solid)", cancel: ".solid", update: moveLayer});
$("#templateBody").sortable({items: "div:not(div[data-type='Mountain'])"});
$("#mapLayers, #templateBody").disableSelection();
var drag = d3.drag()
.container(function() {return this;})
.subject(function() {var p=[d3.event.x, d3.event.y]; return [p, p];})
.on("start", dragstarted);
function zoomed() {
var scaleDiff = Math.abs(scale - d3.event.transform.k);
scale = d3.event.transform.k;
viewX = d3.event.transform.x;
viewY = d3.event.transform.y;
viewbox.attr("transform", d3.event.transform);
// rescale only if zoom is significally changed
if (scaleDiff > 0.001) {
invokeActiveZooming();
drawScaleBar();
}
}
// Manually update viewbox
function zoomUpdate(duration) {
const dur = duration || 0;
const transform = d3.zoomIdentity.translate(viewX, viewY).scale(scale);
svg.transition().duration(dur).call(zoom.transform, transform);
}
// Zoom to specific point (x,y - coods, z - scale, d - duration)
function zoomTo(x, y, z, d) {
const transform = d3.zoomIdentity.translate(x * -z + graphWidth / 2, y * -z + graphHeight / 2).scale(z);
svg.transition().duration(d).call(zoom.transform, transform);
}
// Reset zoom to initial
function resetZoom(duration) {
zoom.transform(svg, d3.zoomIdentity);
}
// Active zooming
function invokeActiveZooming() {
// toggle shade/blur filter on zoom
var filter = scale > 2.6 ? "url(#blurFilter)" : "url(#dropShadow)";
if (scale > 1.5 && scale <= 2.6) {filter = null;}
coastline.attr("filter", filter);
// rescale lables on zoom (active zooming)
labels.selectAll("g").each(function(d) {
var el = d3.select(this);
if (el.attr("id") === "burgLabels") return;
var desired = +el.attr("data-size");
var relative = rn((desired + (desired / scale)) / 2, 2);
if (relative < 2) {relative = 2;}
el.attr("font-size", relative);
el.classed("hidden", hideLabels.checked && relative * scale < 6);
});
if (ruler.size()) {
if (ruler.style("display") !== "none") {
if (ruler.selectAll("g").size() < 1) {return;}
var factor = rn(1 / Math.pow(scale, 0.3), 1);
ruler.selectAll("circle:not(.center)").attr("r", 2 * factor).attr("stroke-width", 0.5 * factor);
ruler.selectAll("circle.center").attr("r", 1.2 * factor).attr("stroke-width", 0.3 * factor);
ruler.selectAll("text").attr("font-size", 10 * factor);
ruler.selectAll("line, path").attr("stroke-width", factor);
}
}
}
addDragToUpload();
// Changelog dialog window
var storedVersion = localStorage.getItem("version"); // show message on load
if (storedVersion != version) {
alertMessage.innerHTML = `<b>2018-07-28</b>:
The <i>Fantasy Map Generator</i> is updated up to version <b>${version}</b>.
Main changes:<br><br>
<li>Cultures editor</li>
<li>Namesbase editor</li>
<li>Reworked lakes</li>
<li>Options preservation</li>
<li>New filters</li>
<li>Non-island maps (wip)</li>
<li>Bug fixes</li>
<br><i>See <a href='https://github.com/Azgaar/Fantasy-Map-Generator/wiki/Changelog' target='_blank'>changelog</a> for older versions.
Please report bugs <a href='https://github.com/Azgaar/Fantasy-Map-Generator/issues' target='_blank'>here</a></i>.
<br><br><i>Join our <a href='https://www.reddit.com/r/FantasyMapGenerator/' target='_blank'>Reddit community</a>
to share created maps, discuss the Generator, ask questions and propose new features.</i>`;
$("#alert").dialog(
{resizable: false, title: "Fantasy Map Generator update", width: 280,
buttons: {
"Don't show again": function() {
localStorage.setItem("version", version);
$(this).dialog("close");
},
Close: function() {$(this).dialog("close");}
},
position: {my: "center", at: "center", of: "svg"}
});
}
applyNamesData(); // apply default namesbase on load
generate(); // genarate map on load
applyDefaultStyle(); // apply style on load
invokeActiveZooming(); // to hide what need to be hidden
function generate() {
console.group("Random map");
console.time("TOTAL");
applyMapSize();
placePoints();
calculateVoronoi(points);
detectNeighbors();
drawScaleBar();
defineHeightmap();
markFeatures();
//reduceClosedLakes();
drawOcean();
elevateLakes();
resolveDepressionsPrimary();
reGraph();
randomizeOptions();
resolveDepressionsSecondary();
flux();
addLakes();
drawRelief();
drawCoastline();
generateCultures();
manorsAndRegions();
cleanData();
console.timeEnd("TOTAL");
console.groupEnd("Random map");
}
// load options from LocalStorage is any
function applyStoredOptions() {
if (localStorage.getItem("mapWidth") && localStorage.getItem("mapHeight")) {
mapWidthInput.value = localStorage.getItem("mapWidth");
mapHeightInput.value = localStorage.getItem("mapHeight");
} else {
mapWidthInput.value = window.innerWidth;
mapHeightInput.value = window.innerHeight;
}
if (localStorage.getItem("graphSize")) {
graphSize = localStorage.getItem("graphSize");
sizeInput.value = sizeOutput.value = graphSize;
} else {
graphSize = +sizeInput.value;
}
if (localStorage.getItem("template")) {
templateInput.value = localStorage.getItem("template");
lockTemplateInput.setAttribute("data-locked", 1)
lockTemplateInput.className = "icon-lock";
}
if (localStorage.getItem("manors")) {
manorsInput.value = manorsOutput.value = localStorage.getItem("manors");
lockManorsInput.setAttribute("data-locked", 1)
lockManorsInput.className = "icon-lock";
}
if (localStorage.getItem("regions")) {
regionsInput.value = regionsOutput.value = localStorage.getItem("regions");
lockRegionsInput.setAttribute("data-locked", 1)
lockRegionsInput.className = "icon-lock";
}
if (localStorage.getItem("power")) {
powerInput.value = powerOutput.value = localStorage.getItem("power");
lockPowerInput.setAttribute("data-locked", 1)
lockPowerInput.className = "icon-lock";
}
if (localStorage.getItem("neutral")) neutralInput.value = neutralOutput.value = localStorage.getItem("neutral");
if (localStorage.getItem("cultures")) {
culturesInput.value = culturesOutput.value = localStorage.getItem("cultures");
lockCulturesInput.setAttribute("data-locked", 1)
lockCulturesInput.className = "icon-lock";
}
if (localStorage.getItem("prec")) {
precInput.value = precOutput.value = localStorage.getItem("prec");
lockPrecInput.setAttribute("data-locked", 1)
lockPrecInput.className = "icon-lock";
}
if (localStorage.getItem("swampiness")) swampinessInput.value = swampinessOutput.value = localStorage.getItem("swampiness");
if (localStorage.getItem("outlineLayers")) outlineLayersInput.value = localStorage.getItem("outlineLayers");
if (localStorage.getItem("pngResolution")) {
pngResolutionInput.value = localStorage.getItem("pngResolution");
pngResolutionOutput.value = pngResolutionInput.value + "x";
}
}
function restoreDefaultOptions() {
// remove saved options from LocalStorage
localStorage.clear();
// set defaut values
mapWidthInput.value = window.innerWidth;
mapHeightInput.value = window.innerHeight;
changeMapSize();
graphSize = sizeInput.value = sizeOutput.value = 1;
$("#options i[class^='icon-lock']").each(function() {
this.setAttribute("data-locked", 0);
this.className = "icon-lock-open";
if (this.id === "lockNeutralInput" || this.id === "lockSwampinessInput") {
this.setAttribute("data-locked", 1);
this.className = "icon-lock";
}
});
neutralInput.value = neutralOutput.value = 200;
swampinessInput.value = swampinessOutput.value = 10;
outlineLayersInput.value = "-6,-3,-1";
pngResolutionInput.value = 5;
pngResolutionOutput.value = "5x";
randomizeOptions();
}
// apply names data from localStorage if available
function applyNamesData() {
const storedNameBases = localStorage.getItem("nameBases");
const storedNameBase = localStorage.getItem("nameBase");
if (storedNameBases && storedNameBase) {
nameBases = JSON.parse(storedNameBases);
nameBase = JSON.parse(storedNameBase);
} else {
applyDefaultNamesData();
}
defaultCultures = [{name:"Shwazen", color:"#b3b3b3", base:0},
{name:"Angshire", color:"#fca463", base:1},
{name:"Luari", color:"#99acfb", base:2},
{name:"Tallian", color:"#a6d854", base:3},
{name:"Toledi", color:"#ffd92f", base:4},
{name:"Slovian", color:"#e5c494", base:5},
{name:"Norse", color:"#e8c2ed", base:6},
{name:"Elladian", color:"#96d6be", base:7},
{name:"Latian", color:"#ff7174", base:8},
{name:"Somi", color:"#aedff7", base:9},
{name:"Koryo", color:"#f8baf7", base:10},
{name:"Hantzu", color:"#fdface", base:11},
{name:"Yamoto", color:"#ffd9da", base:12}
];
}
// apply default names data
function applyDefaultNamesData() {
nameBases = [ // min; max; mean; common
{name: "German", method: "let-to-syl", min: 4, max: 11, d: "lt"}, // real: 3; 17; 8.6; 8
{name: "English", method: "let-to-syl", min: 5, max: 10, d: ""}, // real: 4; 13; 7.9; 8
{name: "French", method: "let-to-syl", min: 4, max: 10, d: "lns"}, // real: 3; 15; 7.6; 6
{name: "Italian", method: "let-to-syl", min: 4, max: 11, d: "clrt"}, // real: 4; 14; 7.7; 7
{name: "Castillian", method: "let-to-syl", min: 4, max: 10, d: "lr"}, // real: 2; 13; 7.5; 8
{name: "Ruthenian", method: "let-to-syl", min: 4, max: 9, d: ""}, // real: 3; 12; 7.1; 7
{name: "Nordic", method: "let-to-syl", min: 5, max: 9, d: "kln"}, // real: 3; 12; 7.5; 6
{name: "Greek", method: "let-to-syl", min: 4, max: 10, d: "ls"}, // real: 3; 14; 7.1; 6
{name: "Roman", method: "let-to-syl", min: 5, max: 10, d: ""}, // real: 3; 15; 8.0; 7
{name: "Finnic", method: "let-to-syl", min: 3, max: 10, d: "aktu"}, // real: 3; 13; 7.5; 6
{name: "Korean", method: "let-to-syl", min: 5, max: 10, d: ""}, // real: 3; 13; 6.8; 7
{name: "Chinese", method: "let-to-syl", min: 5, max: 9, d: ""}, // real: 4; 11; 6.9; 6
{name: "Japanese", method: "let-to-syl", min: 3, max: 9, d: ""} // real: 2; 15; 6.8; 6
];
nameBase = [
["Achern","Aichhalden","Aitern","Albbruck","Alpirsbach","Altensteig","Althengstett","Appenweier","Auggen","Wildbad","Badenen","Badenweiler","Baiersbronn","Ballrechten","Bellingen","Berghaupten","Bernau","Biberach","Biederbach","Binzen","Birkendorf","Birkenfeld","Bischweier","Blumberg","Bollen","Bollschweil","Bonndorf","Bosingen","Braunlingen","Breisach","Breisgau","Breitnau","Brigachtal","Buchenbach","Buggingen","Buhl","Buhlertal","Calw","Dachsberg","Dobel","Donaueschingen","Dornhan","Dornstetten","Dottingen","Dunningen","Durbach","Durrheim","Ebhausen","Ebringen","Efringen","Egenhausen","Ehrenkirchen","Ehrsberg","Eimeldingen","Eisenbach","Elzach","Elztal","Emmendingen","Endingen","Engelsbrand","Enz","Enzklosterle","Eschbronn","Ettenheim","Ettlingen","Feldberg","Fischerbach","Fischingen","Fluorn","Forbach","Freiamt","Freiburg","Freudenstadt","Friedenweiler","Friesenheim","Frohnd","Furtwangen","Gaggenau","Geisingen","Gengenbach","Gernsbach","Glatt","Glatten","Glottertal","Gorwihl","Gottenheim","Grafenhausen","Grenzach","Griesbach","Gutach","Gutenbach","Hag","Haiterbach","Hardt","Harmersbach","Hasel","Haslach","Hausach","Hausen","Hausern","Heitersheim","Herbolzheim","Herrenalb","Herrischried","Hinterzarten","Hochenschwand","Hofen","Hofstetten","Hohberg","Horb","Horben","Hornberg","Hufingen","Ibach","Ihringen","Inzlingen","Kandern","Kappel","Kappelrodeck","Karlsbad","Karlsruhe","Kehl","Keltern","Kippenheim","Kirchzarten","Konigsfeld","Krozingen","Kuppenheim","Kussaberg","Lahr","Lauchringen","Lauf","Laufenburg","Lautenbach","Lauterbach","Lenzkirch","Liebenzell","Loffenau","Loffingen","Lorrach","Lossburg","Mahlberg","Malsburg","Malsch","March","Marxzell","Marzell","Maulburg","Monchweiler","Muhlenbach","Mullheim","Munstertal","Murg","Nagold","Neubulach","Neuenburg","Neuhausen","Neuried","Neuweiler","Niedereschach","Nordrach","Oberharmersbach","Oberkirch","Oberndorf","Oberbach","Oberried","Oberwolfach","Offenburg","Ohlsbach","Oppenau","Ortenberg","otigheim","Ottenhofen","Ottersweier","Peterstal","Pfaffenweiler","Pfalzgrafenweiler","Pforzheim","Rastatt","Renchen","Rheinau","Rheinfelden","Rheinmunster","Rickenbach","Rippoldsau","Rohrdorf","Rottweil","Rummingen","Rust","Sackingen","Sasbach","Sasbachwalden","Schallbach","Schallstadt","Schapbach","Schenkenzell","Schiltach","Schliengen","Schluchsee","Schomberg","Schonach","Schonau","Schonenberg","Schonwald","Schopfheim","Schopfloch","Schramberg","Schuttertal","Schwenningen","Schworstadt","Seebach","Seelbach","Seewald","Sexau","Simmersfeld","Simonswald","Sinzheim","Solden","Staufen","Stegen","Steinach","Steinen","Steinmauern","Straubenhardt","Stuhlingen","Sulz","Sulzburg","Teinach","Tiefenbronn","Tiengen","Titisee","Todtmoos","Todtnau","Todtnauberg","Triberg","Tunau","Tuningen","uhlingen","Unterkirnach","Reichenbach","Utzenfeld","Villingen","Villingendorf","Vogtsburg","Vohrenbach","Waldachtal","Waldbronn","Waldkirch","Waldshut","Wehr","Weil","Weilheim","Weisenbach","Wembach","Wieden","Wiesental","Wildberg","Winzeln","Wittlingen","Wittnau","Wolfach","Wutach","Wutoschingen","Wyhlen","Zavelstein"],
["Abingdon","Albrighton","Alcester","Almondbury","Altrincham","Amersham","Andover","Appleby","Ashboume","Atherstone","Aveton","Axbridge","Aylesbury","Baldock","Bamburgh","Barton","Basingstoke","Berden","Bere","Berkeley","Berwick","Betley","Bideford","Bingley","Birmingham","Blandford","Blechingley","Bodmin","Bolton","Bootham","Boroughbridge","Boscastle","Bossinney","Bramber","Brampton","Brasted","Bretford","Bridgetown","Bridlington","Bromyard","Bruton","Buckingham","Bungay","Burton","Calne","Cambridge","Canterbury","Carlisle","Castleton","Caus","Charmouth","Chawleigh","Chichester","Chillington","Chinnor","Chipping","Chisbury","Cleobury","Clifford","Clifton","Clitheroe","Cockermouth","Coleshill","Combe","Congleton","Crafthole","Crediton","Cuddenbeck","Dalton","Darlington","Dodbrooke","Drax","Dudley","Dunstable","Dunster","Dunwich","Durham","Dymock","Exeter","Exning","Faringdon","Felton","Fenny","Finedon","Flookburgh","Fowey","Frampton","Gateshead","Gatton","Godmanchester","Grampound","Grantham","Guildford","Halesowen","Halton","Harbottle","Harlow","Hatfield","Hatherleigh","Haydon","Helston","Henley","Hertford","Heytesbury","Hinckley","Hitchin","Holme","Hornby","Horsham","Kendal","Kenilworth","Kilkhampton","Kineton","Kington","Kinver","Kirby","Knaresborough","Knutsford","Launceston","Leighton","Lewes","Linton","Louth","Luton","Lyme","Lympstone","Macclesfield","Madeley","Malborough","Maldon","Manchester","Manningtree","Marazion","Marlborough","Marshfield","Mere","Merryfield","Middlewich","Midhurst","Milborne","Mitford","Modbury","Montacute","Mousehole","Newbiggin","Newborough","Newbury","Newenden","Newent","Norham","Northleach","Noss","Oakham","Olney","Orford","Ormskirk","Oswestry","Padstow","Paignton","Penkneth","Penrith","Penzance","Pershore","Petersfield","Pevensey","Pickering","Pilton","Pontefract","Portsmouth","Preston","Quatford","Reading","Redcliff","Retford","Rockingham","Romney","Rothbury","Rothwell","Salisbury","Saltash","Seaford","Seasalter","Sherston","Shifnal","Shoreham","Sidmouth","Skipsea","Skipton","Solihull","Somerton","Southam","Southwark","Standon","Stansted","Stapleton","Stottesdon","Sudbury","Swavesey","Tamerton","Tarporley","Tetbury","Thatcham","Thaxted","Thetford","Thornbury","Tintagel","Tiverton","Torksey","Totnes","Towcester","Tregoney","Trematon","Tutbury","Uxbridge","Wallingford","Wareham","Warenmouth","Wargrave","Warton","Watchet","Watford","Wendover","Westbury","Westcheap","Weymouth","Whitford","Wickwar","Wigan","Wigmore","Winchelsea","Winkleigh","Wiscombe","Witham","Witheridge","Wiveliscombe","Woodbury","Yeovil"],
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];
}
// randomize options if randomization is allowed in option
function randomizeOptions() {
const mod = rn((graphWidth + graphHeight) / 1500, 2); // add mod for big screens
if (lockRegionsInput.getAttribute("data-locked") == 0) regionsInput.value = regionsOutput.value = rand(7, 17);
if (lockManorsInput.getAttribute("data-locked") == 0) {
const manors = regionsInput.value * 20 + rand(180 * mod);
manorsInput.value = manorsOutput.innerHTML = manors;
}
if (lockPowerInput.getAttribute("data-locked") == 0) powerInput.value = powerOutput.value = rand(2, 8);
if (lockNeutralInput.getAttribute("data-locked") == 0) neutralInput.value = neutralOutput.value = rand(100, 300);
if (lockCulturesInput.getAttribute("data-locked") == 0) culturesInput.value = culturesOutput.value = rand(5, 10);
if (lockPrecInput.getAttribute("data-locked") == 0) precInput.value = precOutput.value = rand(10, 25);
if (lockSwampinessInput.getAttribute("data-locked") == 0) swampinessInput.value = swampinessOutput.value = rand(100);
}
// Locate points to calculate Voronoi diagram
function placePoints() {
console.time("placePoints");
points = [];
var radius = 5.9 / graphSize; // 5.9 is a radius to get 8k cells
var sampler = poissonDiscSampler(graphWidth, graphHeight, radius);
while (sample = sampler()) {
var x = rn(sample[0], 2);
var y = rn(sample[1], 2);
points.push([x, y]);
}
console.timeEnd("placePoints");
}
// Calculate Voronoi Diagram
function calculateVoronoi(points) {
console.time("calculateVoronoi");
diagram = voronoi(points);
// round edges to simplify future calculations
diagram.edges.forEach(function(e) {
e[0][0] = rn(e[0][0], 2);
e[0][1] = rn(e[0][1], 2);
e[1][0] = rn(e[1][0], 2);
e[1][1] = rn(e[1][1], 2);
});
polygons = diagram.polygons();
console.log(" cells: " + points.length);
console.timeEnd("calculateVoronoi");
}
// Get cell info on mouse move (useful for debugging)
function moved() {
var point = d3.mouse(this);
var i = diagram.find(point[0], point[1]).index;
// update cellInfo
if (i) {
const p = cells[i]; // get cell
infoX.innerHTML = rn(point[0]);
infoY.innerHTML = rn(point[1]);
infoCell.innerHTML = i;
infoArea.innerHTML = ifDefined(p.area, "n/a", 2);
infoHeight.innerHTML = ifDefined(p.height, "n/a", 2);
infoFlux.innerHTML = ifDefined(p.flux, "n/a", 2);
let country = p.region === undefined ? "n/a" : p.region === "neutral" ? "neutral" : states[p.region].name + " (" + p.region + ")";
infoCountry.innerHTML = country;
let culture = ifDefined(p.culture) !== "no" ? cultures[p.culture].name + " (" + p.culture + ")" : "n/a";
infoCulture.innerHTML = culture;
infoPopulation.innerHTML = ifDefined(p.pop, "n/a", 2);
infoBurg.innerHTML = ifDefined(p.manor) !== "no" ? manors[p.manor].name + " (" + p.manor + ")" : "no";
const feature = features[p.fn];
if (feature === undefined) return;
const fType = feature.land ? "Island" : feature.border ? "Ocean" : "Lake";
infoFeature.innerHTML = fType + " (" + p.fn + ")";
}
// update tooltip
if (toggleTooltips.checked) {
tooltip.innerHTML = tooltip.getAttribute("data-main");
const group = d3.event.path[d3.event.path.length - 7].id;
const subgroup = d3.event.path[d3.event.path.length - 8].id;
if (group === "rivers") tip("Click to open River Editor");
if (group === "routes") tip("Click to open Route Editor");
if (group === "terrain") tip("Click to open Relief Icon Editor");
if (group === "labels") tip("Click to open Label Editor");
if (group === "icons") tip("Click to open Icon Editor");
if (subgroup === "burgIcons") tip("Click to open Burg Editor");
if (subgroup === "burgLabels") tip("Click to open Burg Editor");
}
// draw line for Customization range placing
icons.selectAll(".line").remove();
if (customization === 1) {
if (icons.selectAll(".tag").size() === 1) {
const x = +icons.select(".tag").attr("cx");
const y = +icons.select(".tag").attr("cy");
icons.insert("line", ":first-child").attr("class", "line")
.attr("x1", x).attr("y1", y).attr("x2", point[0]).attr("y2", point[1]);
}
}
if (customization > 0) {
const brush = $("#brushesButtons > .pressed");
if ((!brush.length || brush.hasClass("feature")) && !$("div.selected").length) {
icons.selectAll(".circle").remove();
return;
}
const radius = customization === 1 ? brushRadius.value : customization === 2
? countriesManuallyBrush.value : culturesManuallyBrush.value;
const r = rn(6 / graphSize * radius, 1);
let clr = "#666666;"
if (customization === 2) {
const state = +$("div.selected").attr("id").slice(5);
clr = states[state].color === "neutral" ? "white" :states[state].color;
}
if (customization === 4) {
const culture = +$("div.selected").attr("id").slice(7);
clr = cultures[culture].color;
}
moveCircle(point[0], point[1], r, clr);
} else {icons.selectAll(".circle").remove();}
}
// return value (v) if defined with specified number of decimals (d)
// else return "no" or attribute (r)
function ifDefined(v, r, d) {
if (v === undefined) return r || "no";
if (d) return v.toFixed(d);
return v;
}
// move brush radius circle
function moveCircle(x, y, r, c) {
let circle = icons.selectAll(".circle");
if (!circle.size()) circle = icons.insert("circle", ":first-child").attr("class", "circle");
circle.attr("cx", x).attr("cy", y);
if (r) circle.attr("r", r);
if (c) circle.attr("stroke", c);
}
// Drag actions
function dragstarted() {
var x0 = d3.event.x, y0 = d3.event.y,
c0 = diagram.find(x0, y0).index, c1 = c0;
var x1, y1;
var opisometer = $("#addOpisometer").hasClass("pressed");
var planimeter = $("#addPlanimeter").hasClass("pressed");
var factor = rn(1 / Math.pow(scale, 0.3), 1);
if (opisometer || planimeter) {
$("#ruler").show();
var type = opisometer ? "opisometer" : "planimeter";
var rulerNew = ruler.append("g").attr("class", type).call(d3.drag().on("start", elementDrag));
var points = [{scX: rn(x0, 2), scY: rn(y0, 2)}];
if (opisometer) {
var curve = rulerNew.append("path").attr("class", "opisometer white").attr("stroke-width", factor);
var dash = rn(30 / distanceScale.value, 2);
var curveGray = rulerNew.append("path").attr("class", "opisometer gray").attr("stroke-dasharray", dash).attr("stroke-width", factor);
} else {
var curve = rulerNew.append("path").attr("class", "planimeter").attr("stroke-width", factor);
}
var text = rulerNew.append("text").attr("dy", -1).attr("font-size", 10 * factor);
}
d3.event.on("drag", function() {
x1 = d3.event.x, y1 = d3.event.y;
var c2 = diagram.find(x1, y1).index;
// Heightmap customization
if (customization === 1) {
if (c2 === c1 && x1 !== x0 && y1 !== y0) return;
c1 = c2;
const brush = $("#brushesButtons > .pressed");
const id = brush.attr("id");
const power = +brushPower.value;
if (id === "brushHill") {add(c2, "hill", power); updateHeightmap();}
if (id === "brushPit") {addPit(1, power, c2); updateHeightmap();}
if (!brush.hasClass("feature")) {
// move a circle to show approximate change radius
const radius = +brushRadius.value;
const r = rn(6 / graphSize * radius, 1);
moveCircle(x1, y1, r);
updateCellsInRadius(c2, c0);
}
}
// Countries / cultures manuall assignment
if (customization === 2 || customization === 4) {
if ($("div.selected").length === 0) return;
if (c2 === c1) return;
c1 = c2;
let radius = customization === 2 ? +countriesManuallyBrush.value : +culturesManuallyBrush.value;
const r = rn(6 / graphSize * radius, 1);
moveCircle(x1, y1, r);
selection = defineBrushSelection(c2, radius);
if (selection) {
if (customization === 2) changeStateForSelection(selection);
if (customization === 4) changeCultureForSelection(selection);
}
}
if (opisometer || planimeter) {
var l = points[points.length - 1];
var diff = Math.hypot(l.scX - x1, l.scY - y1);
if (diff > 5) {points.push({scX: x1, scY: y1});}
if (opisometer) {
lineGen.curve(d3.curveBasis);
var d = round(lineGen(points));
curve.attr("d", d);
curveGray.attr("d", d);
var dist = rn(curve.node().getTotalLength());
var label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
text.attr("x", x1).attr("y", y1 - 10).text(label);
} else {
lineGen.curve(d3.curveBasisClosed);
var d = round(lineGen(points));
curve.attr("d", d);
}
}
});
d3.event.on("end", function() {
if (customization === 1) updateHistory();
if (opisometer || planimeter) {
$("#addOpisometer, #addPlanimeter").removeClass("pressed");
restoreDefaultEvents();
if (opisometer) {
var dist = rn(curve.node().getTotalLength());
var c = curve.node().getPointAtLength(dist / 2);
var p = curve.node().getPointAtLength((dist / 2) - 1);
var label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
var atan = p.x > c.x ? Math.atan2(p.y - c.y, p.x - c.x) : Math.atan2(c.y - p.y, c.x - p.x);
var angle = rn(atan * 180 / Math.PI, 3);
var tr = "rotate(" + angle + " " + c.x + " " + c.y +")";
text.attr("data-points", JSON.stringify(points)).attr("data-dist", dist).attr("x", c.x).attr("y", c.y).attr("transform", tr).text(label).on("click", removeParent);
rulerNew.append("circle").attr("cx", points[0].scX).attr("cy", points[0].scY).attr("r", 2 * factor).attr("stroke-width", 0.5 * factor)
.attr("data-edge", "start").call(d3.drag().on("start", opisometerEdgeDrag));
rulerNew.append("circle").attr("cx", points[points.length - 1].scX).attr("cy", points[points.length - 1].scY).attr("r", 2 * factor).attr("stroke-width", 0.5 * factor)
.attr("data-edge", "end").call(d3.drag().on("start", opisometerEdgeDrag));
} else {
var vertices = points.map(function(p) {return [p.scX, p.scY]});
var area = rn(Math.abs(d3.polygonArea(vertices))); // initial area as positive integer
var areaConv = area * Math.pow(distanceScale.value, 2); // convert area to distanceScale
areaConv = si(areaConv);
if (areaUnit.value === "square") {areaConv += " " + distanceUnit.value + "²"} else {areaConv += " " + areaUnit.value;}
var c = polylabel([vertices], 1.0); // pole of inaccessibility
text.attr("x", rn(c[0], 2)).attr("y", rn(c[1], 2)).attr("data-area", area).text(areaConv).on("click", removeParent);
}
}
});
}
// restore default drag (map panning) and cursor
function restoreDefaultEvents() {
viewbox.style("cursor", "default").on(".drag", null).on("click", null);
}
// remove parent element (usually if child is clicked)
function removeParent() {
$(this.parentNode).remove();
}
// define selection based on radius
function defineBrushSelection(center, r) {
let radius = r;
let selection = [center];
if (radius > 1) selection = selection.concat(cells[center].neighbors);
selection = $.grep(selection, function(e) {return cells[e].height >= 0.2;});
if (radius === 2) return selection;
let frontier = cells[center].neighbors;
while (radius > 2) {
let cycle = frontier.slice();
frontier = [];
cycle.map(function(s) {
cells[s].neighbors.forEach(function(e) {
if (selection.indexOf(e) !== -1) return;
// if (cells[e].height < 0.2) return;
selection.push(e);
frontier.push(e);
});
});
radius--;
}
selection = $.grep(selection, function(e) {return cells[e].height >= 0.2;});
return selection;
}
// change region within selection
function changeStateForSelection(selection) {
if (selection.length === 0) return;
const temp = regions.select("#temp");
const stateNew = +$("div.selected").attr("id").slice(5);
const color = states[stateNew].color === "neutral" ? "white" : states[stateNew].color;
selection.map(function(index) {
// keep stateOld and stateNew as integers!
const exists = temp.select("path[data-cell='"+index+"']");
const region = cells[index].region === "neutral" ? states.length - 1 : cells[index].region
const stateOld = exists.size() ? +exists.attr("data-state") : region;
if (stateNew === stateOld) return;
if (states[stateOld].capital === cells[index].manor) return; // not allowed to re-draw calitals
// change of append new element
if (exists.size()) {
exists.attr("data-state", stateNew).attr("fill", color).attr("stroke", color);
} else {
temp.append("path").attr("data-cell", index).attr("data-state", stateNew)
.attr("d", "M" + polygons[index].join("L") + "Z")
.attr("fill", color).attr("stroke", color);
}
});
}
// change culture within selection
function changeCultureForSelection(selection) {
if (selection.length === 0) return;
const cultureNew = +$("div.selected").attr("id").slice(7);
const clr = cultures[cultureNew].color;
selection.map(function(index) {
const cult = cults.select("#cult"+index);
const cultureOld = cult.attr("data-culture") !== null
? +cult.attr("data-culture")
: cells[index].culture;
if (cultureOld === cultureNew) return;
cult.attr("data-culture", cultureNew).attr("fill", clr).attr("stroke", clr);
});
}
// update cells in radius if non-feature brush selected
function updateCellsInRadius(cell, source) {
const power = +brushPower.value;
let radius = +brushRadius.value;
const brush = $("#brushesButtons > .pressed").attr("id");
if ($("#brushesButtons > .pressed").hasClass("feature")) {return;}
// define selection besed on radius
let selection = [cell];
if (radius > 1) {selection = selection.concat(cells[cell].neighbors);}
if (radius > 2) {
let frontier = cells[cell].neighbors;
while (radius > 2) {
let cycle = frontier.slice();
frontier = [];
cycle.map(function(s) {
cells[s].neighbors.forEach(function(e) {
if (selection.indexOf(e) !== -1) {return;}
selection.push(e);
frontier.push(e);
});
});
radius--;
}
}
// change each cell in the selection
const sourceHeight = cells[source].height;
selection.map(function(s) {
// calculate changes
if (brush === "brushElevate") {
if (cells[s].height < 0.2) {cells[s].height = 0.2}
else {cells[s].height += power;}
}
if (brush === "brushDepress") {cells[s].height -= power;}
if (brush === "brushAlign") {cells[s].height = sourceHeight;}
if (brush === "brushSmooth") {
let heights = [cells[s].height];
cells[s].neighbors.forEach(function(e) {heights.push(cells[e].height);});
cells[s].height = (cells[s].height + d3.mean(heights)) / 2;
}
});
updateHeightmapSelection(selection);
}
// Mouseclick events
function placeLinearFeature() {
const point = d3.mouse(this);
const index = getIndex(point);
let tag = icons.selectAll(".tag");
if (tag.size() === 0) {
tag = icons.append("circle").attr("data-cell", index).attr("class", "tag")
.attr("r", 3).attr("cx", point[0]).attr("cy", point[1]);
} else {
const from = +tag.attr("data-cell");
icons.selectAll(".tag, .line").remove();
const power = +brushPower.value;
const mod = $("#brushesButtons > .pressed").attr("id") === "brushRange" ? 1 : -1;
const selection = addRange(mod, power, from, index);
updateHeightmapSelection(selection);
}
}
// turn D3 polygons array into cell array, define neighbors for each cell
function detectNeighbors(withGrid) {
console.time("detectNeighbors");
var gridPath = ""; // store grid as huge single path string
cells = [];
polygons.map(function(i, d) {
var neighbors = [];
var type; // define cell type
if (withGrid) {gridPath += "M" + i.join("L") + "Z";} // grid path
diagram.cells[d].halfedges.forEach(function(e) {
var edge = diagram.edges[e], ea;
if (edge.left && edge.right) {
const ea = edge.left.index === d ? edge.right.index : edge.left.index;
neighbors.push(ea);
} else {
type = "border"; // polygon is on border if it has edge without opposite side polygon
}
})
cells.push({index: d, data: i.data, height: 0, type, neighbors});
});
if (withGrid) {grid.append("path").attr("d", round(gridPath, 1));}
console.timeEnd("detectNeighbors");
}
// Generate Heigtmap routine
function defineHeightmap() {
console.time('defineHeightmap');
if (lockTemplateInput.getAttribute("data-locked") == 0) {
const rnd = Math.random();
if (rnd > 0.9) {templateInput.value = "Volcano";}
else if (rnd > 0.7) {templateInput.value = "High Island";}
else if (rnd > 0.5) {templateInput.value = "Low Island";}
else if (rnd > 0.35) {templateInput.value = "Continents";}
else if (rnd > 0.01) {templateInput.value = "Archipelago";}
else {templateInput.value = "Atoll";}
}
const mapTemplate = templateInput.value;
addMountain();
const mod = rn((graphWidth + graphHeight) / 1500, 2); // add mod for big screens
if (mapTemplate === "Volcano") {templateVolcano(mod);}
if (mapTemplate === "High Island") {templateHighIsland(mod);}
if (mapTemplate === "Low Island") {templateLowIsland(mod);}
if (mapTemplate === "Continents") {templateContinents(mod);}
if (mapTemplate === "Archipelago") {templateArchipelago(mod);}
if (mapTemplate === "Atoll") {templateAtoll(mod);}
console.log(" template: " + mapTemplate);
console.timeEnd('defineHeightmap');
}
// Heighmap Template: Volcano
function templateVolcano(mod) {
modifyHeights("all", 0.05, 1.1);
addHill(rn(4 * mod), 0.4);
addHill(rn(4 * mod), 0.15);
addRange(rn(4 * mod));
addRange(rn(-10 * mod));
}
// Heighmap Template: High Island
function templateHighIsland(mod) {
modifyHeights("all", 0.05, 0.9);
addRange(rn(4 * mod));
addHill(rn(12 * mod), 0.25);
addRange(rn(-8 * mod));
modifyHeights("land", 0, 0.75);
addHill(rn(3 * mod), 0.15);
}
// Heighmap Template: Low Island
function templateLowIsland(mod) {
smoothHeights(2);
addRange(rn(5 * mod));
addHill(rn(6 * mod), 0.4);
addHill(rn(14 * mod), 0.2);
addRange(rn(-10 * mod));
modifyHeights("land", 0, 0.35);
}
// Heighmap Template: Continents
function templateContinents(mod) {
addHill(rn(24 * mod), 0.25);
addRange(rn(4 * mod));
addHill(rn(3 * mod), 0.18);
modifyHeights("land", 0, 0.7);
var count = Math.ceil(Math.random() * 6 + 2);
addStrait(count);
smoothHeights(3);
addPit(rn(18 * mod));
addRange(rn(-14 * mod));
modifyHeights("land", 0, 0.8);
modifyHeights("all", 0.02, 1);
}
// Heighmap Template: Archipelago
function templateArchipelago(mod) {
modifyHeights("land", -0.2, 1);
addHill(rn(16 * mod), 0.17);
addRange(rn(8 * mod));
var count = Math.ceil(Math.random() * 2 + 2);
addStrait(count);
addRange(rn(-18 * mod));
addPit(rn(10 * mod));
modifyHeights("land", -0.05, 0.7);
smoothHeights(4);
}
// Heighmap Template: Atoll
function templateAtoll(mod) {
addHill(rn(2 * mod), 0.35);
addRange(rn(2 * mod));
modifyHeights("all", 0.07, 1);
smoothHeights(1);
modifyHeights("0.27-10", 0, 0.1);
}
function addMountain() {
var x = Math.floor(Math.random() * graphWidth / 3 + graphWidth / 3);
var y = Math.floor(Math.random() * graphHeight * 0.2 + graphHeight * 0.4);
var rnd = diagram.find(x, y).index;
var height = Math.random() * 0.1 + 0.9;
add(rnd, "mountain", height);
}
function addHill(count, shift) {
// shift from 0 to 0.5
for (c = 0; c < count; c++) {
var limit = 0;
do {
var height = Math.random() * 0.4 + 0.1;
var x = Math.floor(Math.random() * graphWidth * (1-shift*2) + graphWidth * shift);
var y = Math.floor(Math.random() * graphHeight * (1-shift*2) + graphHeight * shift);
var rnd = diagram.find(x, y).index;
limit ++;
} while (cells[rnd].height + height > 0.9 && limit < 100)
add(rnd, "hill", height);
}
}
function add(start, type, height) {
var session = Math.ceil(Math.random() * 1e5);
var radius, hRadius, mRadius;
switch (+graphSize) {
case 1: hRadius = 0.991; mRadius = 0.91; break;
case 2: hRadius = 0.9967; mRadius = 0.951; break;
case 3: hRadius = 0.999; mRadius = 0.975; break;
case 4: hRadius = 0.9994; mRadius = 0.98; break;
}
radius = type === "mountain" ? mRadius : hRadius;
var queue = [start];
if (type === "mountain") {cells[start].height = height;}
for (i = 0; i < queue.length && height >= 0.01; i++) {
if (type == "mountain") {
height = +cells[queue[i]].height * radius - height / 100;
} else {
height *= radius;
}
cells[queue[i]].neighbors.forEach(function(e) {
if (cells[e].used === session) {return;}
var mod = Math.random() * 0.2 + 0.9;
cells[e].height += height * mod;
if (cells[e].height > 1) {cells[e].height = 1;}
cells[e].used = session;
queue.push(e);
});
}
}
function addRange(mod, height, from, to) {
var session = Math.ceil(Math.random() * 100000);
var count = Math.abs(mod);
let range = [];
for (c = 0; c < count; c++) {
range = [];
var diff = 0, start = from, end = to;
if (!start || !end) {
do {
var xf = Math.floor(Math.random() * (graphWidth*0.7)) + graphWidth*0.15;
var yf = Math.floor(Math.random() * (graphHeight*0.6)) + graphHeight*0.2;
start = diagram.find(xf, yf).index;
var xt = Math.floor(Math.random() * (graphWidth*0.7)) + graphWidth*0.15;
var yt = Math.floor(Math.random() * (graphHeight*0.6)) + graphHeight*0.2;
end = diagram.find(xt, yt).index;
diff = Math.hypot(xt - xf, yt - yf);
} while (diff < 150 / graphSize || diff > 300 / graphSize)
}
if (start && end) {
for (var l = 0; start != end && l < 10000; l++) {
var min = 10000;
cells[start].neighbors.forEach(function(e) {
diff = Math.hypot(cells[end].data[0] - cells[e].data[0], cells[end].data[1] - cells[e].data[1]);
if (Math.random() > 0.8) {diff = diff / 2}
if (diff < min) {min = diff, start = e;}
});
range.push(start);
}
}
var change = height ? height : Math.random() * 0.1 + 0.1;
range.map(function(r) {
var rnd = Math.random() * 0.4 + 0.8;
if (mod > 0) {cells[r].height += change * rnd;}
else if (cells[r].height >= 0.1) {cells[r].height -= change * rnd;}
cells[r].neighbors.forEach(function(e) {
if (cells[e].used === session) {return;}
cells[e].used = session;
rnd = Math.random() * 0.4 + 0.8;
if (mod > 0) {
cells[e].height += change / 2 * rnd;
} else if (cells[e].height >= 0.1) {
cells[e].height -= change / 2 * rnd;
}
});
});
}
return range;
}
function addStrait(width) {
var session = Math.ceil(Math.random() * 100000);
var top = Math.floor(Math.random() * graphWidth * 0.35 + graphWidth * 0.3);
var bottom = Math.floor((graphWidth - top) - (graphWidth * 0.1) + (Math.random() * graphWidth * 0.2));
var start = diagram.find(top, graphHeight * 0.2).index;
var end = diagram.find(bottom, graphHeight * 0.8).index;
var range = [];
for (var l = 0; start !== end && l < 1000; l++) {
var min = 10000; // dummy value
cells[start].neighbors.forEach(function(e) {
diff = Math.hypot(cells[end].data[0] - cells[e].data[0], cells[end].data[1] - cells[e].data[1]);
if (Math.random() > 0.8) {diff = diff / 2}
if (diff < min) {min = diff; start = e;}
});
range.push(start);
}
var query = [];
for (; width > 0; width--) {
range.map(function(r) {
cells[r].neighbors.forEach(function(e) {
if (cells[e].used === session) {return;}
cells[e].used = session;
query.push(e);
var height = cells[e].height * 0.23;
cells[e].height = rn(height, 2);
});
range = query.slice();
});
}
}
function addPit(count, height, cell) {
var session = Math.ceil(Math.random() * 100000);
for (c = 0; c < count; c++) {
var change = height ? height + 0.1 : Math.random() * 0.1 + 0.2;
var start = cell;
if (!start) {
var lowlands = $.grep(cells, function(e) {return (e.height >= 0.2);});
if (lowlands.length == 0) {return;}
var rnd = Math.floor(Math.random() * lowlands.length);
start = lowlands[rnd].index;
}
var query = [start], newQuery= [];
// depress pit center
cells[start].height -= change;
if (cells[start].height < 0.05) {cells[start].height = 0.05;}
cells[start].used = session;
for (var i = 1; i < 10000; i++) {
var rnd = Math.random() * 0.4 + 0.8;
change -= i / 60 * rnd;
if (change < 0.01) {return;}
query.map(function(p) {
cells[p].neighbors.forEach(function(e) {
if (cells[e].used === session) {return;}
cells[e].used = session;
if (Math.random() > 0.8) {return;}
newQuery.push(e);
cells[e].height -= change;
if (cells[e].height < 0.05) {cells[e].height = 0.05;}
});
});
query = newQuery.slice();
newQuery = [];
}
}
}
// Modify heights multiplying/adding by value
function modifyHeights(type, add, mult) {
cells.map(function(i) {
if (type === "land") {
if (i.height >= 0.2) {
i.height += add;
var dif = i.height - 0.2;
var factor = mult;
if (mult == "^2") {factor = dif}
if (mult == "^3") {factor = dif * dif;}
i.height = 0.2 + dif * factor;
}
} else if (type === "all") {
if (i.height > 0) {
i.height += add;
i.height *= mult;
}
} else {
var interval = type.split("-");
if (i.height >= +interval[0] && i.height <= +interval[1]) {
i.height += add;
if ($.isNumeric(mult)) {i.height *= mult; return;}
if (mult.slice(0,1) === "^") {
pow = mult.slice(1);
i.height = Math.pow(i.height, pow);
}
}
}
});
}
// Smooth heights using mean of neighbors
function smoothHeights(fraction) {
var fraction = fraction || 2;
cells.map(function(i) {
var heights = [i.height];
i.neighbors.forEach(function(e) {heights.push(cells[e].height);});
i.height = (i.height * (fraction - 1) + d3.mean(heights)) / fraction;
});
}
// Randomize heights a bit
function disruptHeights() {
cells.map(function(i) {
if (i.height < 0.18) {return;}
if (Math.random() > 0.5) {return;}
var rnd = rn(2 - Math.random() * 4) / 100;
i.height = rn(i.height + rnd, 2);
});
}
// Mark features (ocean, lakes, islands)
function markFeatures() {
console.time("markFeatures");
for (let i=0, queue=[0]; queue.length > 0; i++) {
const cell = cells[queue[0]];
cell.fn = i; // feature number
const land = cell.height >= 0.2;
let border = cell.type === "border";
if (border && land) cell.ctype = 2;
while (queue.length) {
const q = queue.pop();
if (cells[q].type === "border") {
border = true;
if (land) cells[q].ctype = 2;
}
cells[q].neighbors.forEach(function(e) {
const eLand = cells[e].height >= 0.2;
if (land === eLand && cells[e].fn === undefined) {
cells[e].fn = i;
queue.push(e);
}
if (land && !eLand) {
cells[q].ctype = 2;
cells[e].ctype = -1;
cells[q].harbor = cells[q].harbor ? cells[q].harbor + 1 : 1;
}
});
}
features.push({i, land, border});
// find unmarked cell
for (let c=0; c < cells.length; c++) {
if (cells[c].fn === undefined) {
queue[0] = c;
break;
}
}
}
console.timeEnd("markFeatures");
}
// remove closed lakes near ocean
function reduceClosedLakes() {
console.time("reduceClosedLakes");
const fs = JSON.parse(JSON.stringify(features));
let lakesInit = lakesNow = features.reduce(function(s, f) {
return !f.land && !f.border ? s + 1 : s;
}, 0);
for (let c=0; c < cells.length && lakesNow > 0; c++) {
if (cells[c].height < 0.2) continue; // not land
if (cells[c].ctype !== 2) continue; // not near water
let ocean = null, lake = null;
// find land cells with lake and ocean nearby
cells[c].neighbors.forEach(function(n) {
if (cells[n].height >= 0.2) return;
const fn = cells[n].fn;
if (features[fn].border !== false) ocean = fn;
if (fs[fn].border === false) lake = fn;
});
// if found, make it water and turn lake to ocean
if (ocean !== null && lake !== null) {
//debug.append("circle").attr("cx", cells[c].data[0]).attr("cy", cells[c].data[1]).attr("r", 2).attr("fill", "red");
lakesNow --;
fs[lake].border = ocean;
cells[c].height = 0.19;
cells[c].fn = ocean;
cells[c].ctype = -1;
cells[c].neighbors.forEach(function(e) {if (cells[e].height >= 0.2) cells[e].ctype = 2;});
}
}
if (lakesInit === lakesNow) return; // nothing was changed
for (let i=0; i < cells.length; i++) {
if (cells[i].height >= 0.2) continue; // not water
const fn = cells[i].fn;
if (fs[fn].border !== features[fn].border) {
cells[i].fn = fs[fn].border;
//debug.append("circle").attr("cx", cells[i].data[0]).attr("cy", cells[i].data[1]).attr("r", 1).attr("fill", "blue");
}
}
console.timeEnd("reduceClosedLakes");
}
function drawOcean() {
console.time("drawOcean");
let limits = [];
let odd = 0.8; // initial odd for ocean layer is 80%
// Define type of ocean cells based on cell distance form land
let frontier = $.grep(cells, function(e) {return e.ctype === -1;});
if (Math.random() < odd) {limits.push(-1); odd = 0.2;}
for (let c = -2; frontier.length > 0 && c > -10; c--) {
if (Math.random() < odd) {limits.unshift(c); odd = 0.2;} else {odd += 0.2;}
frontier.map(function(i) {
i.neighbors.forEach(function(e) {
if (!cells[e].ctype) cells[e].ctype = c;
});
});
frontier = $.grep(cells, function(e) {return e.ctype === c;});
}
if (outlineLayersInput.value === "none") return;
if (outlineLayersInput.value !== "random") limits = outlineLayersInput.value.split(",");
// Define area edges
const opacity = rn(0.4 / limits.length, 2);
for (let l=0; l < limits.length; l++) {
const edges = [];
const lim = +limits[l];
for (let i = 0; i < cells.length; i++) {
if (cells[i].ctype < lim || cells[i].ctype === undefined) continue;
if (cells[i].ctype > lim && cells[i].type !== "border") continue;
const cell = diagram.cells[i];
cell.halfedges.forEach(function(e) {
const edge = diagram.edges[e];
const start = edge[0].join(" ");
const end = edge[1].join(" ");
if (edge.left && edge.right) {
const ea = edge.left.index === i ? edge.right.index : edge.left.index;
if (cells[ea].ctype < lim) edges.push({start, end});
} else {
edges.push({start, end});
}
});
}
lineGen.curve(d3.curveBasis);
let relax = 0.8 - l / 10;
if (relax < 0.2) relax = 0.2;
const line = getContinuousLine(edges, 0, relax);
oceanLayers.append("path").attr("d", line).attr("fill", "#ecf2f9").style("opacity", opacity);
}
console.timeEnd("drawOcean");
}
// recalculate Voronoi Graph to pack cells
function reGraph() {
console.time("reGraph");
const tempCells = [], newPoints = []; // to store new data
// get average precipitation based on graph size
const avPrec = precInput.value / 5000;
const evaporation = 2;
cells.map(function(i) {
const height = Math.trunc(i.height * 100) / 100;
const ctype = i.ctype;
if (ctype !== -1 && ctype !== -2 && height < 0.2) return;
const x = rn(i.data[0], 1), y = rn(i.data[1], 1);
const fn = i.fn;
const harbor = i.harbor;
const lake = i.lake ? 1 : i.pit > evaporation ? 2 : undefined;
const region = i.region; // handle value for edit heightmap mode only
const culture = i.culture; // handle value for edit heightmap mode only
let copy = $.grep(newPoints, function(e) {return (e[0] == x && e[1] == y);});
if (!copy.length) {
newPoints.push([x, y]);
tempCells.push({index:tempCells.length, data:[x, y], height, ctype, fn, harbor, lake, region, culture});
}
// add additional points for cells along coast
if (ctype === 2 || ctype === -1) {
if (i.type === "border") return;
i.neighbors.forEach(function(e) {
if (cells[e].ctype === ctype) {
let x1 = (x * 2 + cells[e].data[0]) / 3;
let y1 = (y * 2 + cells[e].data[1]) / 3;
x1 = rn(x1, 1), y1 = rn(y1, 1);
copy = $.grep(newPoints, function(e) {return e[0] === x1 && e[1] === y1;});
if (copy.length) return;
newPoints.push([x1, y1]);
tempCells.push({index:tempCells.length, data:[x1, y1], height, ctype, fn, harbor, lake, region, culture});
};
});
}
if (lake === 2) { // small lake
//debug.append("circle").attr("r", 0.6).attr("cx", x).attr("cy", y).attr("fill", "blue");
if (i.height >= 0.3) i.height -= 0.1;
polygons[i.index].forEach(function(e) {
if (Math.random() > 0.9) return;
let rnd = Math.random() * 1.2 + 0.2;
const x1 = rn((e[0] * rnd + i.data[0]) / (1 + rnd), 2);
rnd = Math.random() * 1.2 + 0.2;
const y1 = rn((e[1] * rnd + i.data[1]) / (1 + rnd), 2);
copy = $.grep(newPoints, function(c) {return x1 === c[0] && y1 === c[1];});
if (copy.length) return;
//debug.append("circle").attr("r", 0.2).attr("cx", x1).attr("cy", y1).attr("fill", "red");
newPoints.push([x1, y1]);
tempCells.push({index:tempCells.length, data:[x1, y1], height, ctype, fn, region, culture});
});
}
});
cells = tempCells; // use tempCells as the only cells array
calculateVoronoi(newPoints); // recalculate Voronoi diagram using new points
let gridPath = ""; // store grid as huge single path string
cells.map(function(i, d) {
if (i.height >= 0.2) {
// calc cell area
i.area = rn(Math.abs(d3.polygonArea(polygons[d])), 2);
const prec = rn(avPrec * i.area, 2);
i.flux = i.lake ? prec * 3 : prec;
}
const neighbors = []; // re-detect neighbors
diagram.cells[d].halfedges.forEach(function(e) {
const edge = diagram.edges[e];
if (edge.left === undefined || edge.right === undefined) {
if (i.height >= 0.2) i.ctype = 99; // border cell
return;
}
const ea = edge.left.index === d ? edge.right.index : edge.left.index;
neighbors.push(ea);
if (d < ea && i.height >= 0.2 && i.lake !== 1 && cells[ea].height >= 0.2 && cells[ea].lake !== 1) {
gridPath += "M" + edge[0][0] + "," + edge[0][1] + "L" + edge[1][0] + "," + edge[1][1];
}
if (i.height >= 0.2 && !i.lake && (cells[ea].height < 0.2 || cells[ea].lake)) {
if (i.ctype === 1) return; // already defined coastal point
i.ctype = 1; // mark coastal land cells
// move cell point closer to coast
const x = (i.data[0] + cells[ea].data[0]) / 2;
const y = (i.data[1] + cells[ea].data[1]) / 2;
i.haven = ea; // harbor haven (oposite water cell)
i.coastX = x, i.coastY = y;
i.data[0] = rn(x + (i.data[0] - x) * 0.5, 1);
i.data[1] = rn(y + (i.data[1] - y) * 0.5, 1);
//debug.append("circle").attr("cx", x).attr("cy", y).attr("r", 0.2).attr("fill", "red");
//debug.append("circle").attr("cx", i.data[0]).attr("cy", i.data[1]).attr("r", 0.2).attr("fill", "blue");
}
});
i.neighbors = neighbors;
if (i.haven === undefined) delete i.harbor;
if (i.region === undefined) delete i.region;
if (i.culture === undefined) delete i.culture;
});
grid.append("path").attr("d", gridPath);
console.timeEnd("reGraph");
}
// redraw all cells for Customization 1 mode
function mockHeightmap() {
let heights = [];
let landCells = 0;
$("#landmass").empty();
const limit = renderOcean.checked ? -1 : 0.2;
cells.map(function(i) {
if (i.height < limit) return;
const clr = color(1 - i.height);
landmass.append("path").attr("id", "cell"+i.index)
.attr("d", "M" + polygons[i.index].join("L") + "Z")
.attr("fill", clr).attr("stroke", clr);
});
}
$("#renderOcean").click(mockHeightmap);
// draw or update all cells
function updateHeightmap() {
cells.map(function(c) {
let height = c.height;
if (height > 1) {height = 1;}
if (height < 0) {height = 0;}
c.height = height;
let cell = landmass.select("#cell"+c.index);
const clr = color(1 - height);
if (cell.size()) {
if (height < 0.2) {cell.remove();}
else {cell.attr("fill", clr).attr("stroke", clr);}
} else if (height >= 0.2) {
cell = landmass.append("path").attr("id", "cell"+c.index)
.attr("d", "M" + polygons[c.index].join("L") + "Z")
.attr("fill", clr).attr("stroke", clr);
}
});
}
// draw or update cells from the selection
function updateHeightmapSelection(selection) {
if (selection === undefined) {selection = cells;}
selection.map(function(s) {
let height = cells[s].height;
if (height > 1) {height = 1;}
if (height < 0) {height = 0;}
cells[s].height = height;
let cell = landmass.select("#cell"+s);
const clr = color(1 - height);
if (cell.size()) {
if (height < 0.2) {cell.remove();}
else {cell.attr("fill", clr).attr("stroke", clr);}
} else if (height >= 0.2) {
cell = landmass.append("path").attr("id", "cell"+s)
.attr("d", "M" + polygons[s].join("L") + "Z")
.attr("fill", clr).attr("stroke", clr);
}
});
}
function updateHistory() {
let heights = [];
let landCells = 0;
cells.map(function(c) {
heights.push(c.height);
if (c.height >= 0.2) {landCells++;}
});
history = history.slice(0, historyStage);
history[historyStage] = heights;
historyStage++;
undo.disabled = templateUndo.disabled = historyStage > 1 ? false : true;
redo.disabled = templateRedo.disabled = true;
var elevationAverage = rn(d3.mean(heights), 2);
var landRatio = rn(landCells / cells.length * 100);
landmassCounter.innerHTML = landCells + " (" + landRatio + "%); Average Elevation: " + elevationAverage;
if (landCells > 100) {$("#getMap").attr("disabled", false).removeClass("buttonoff").addClass("glow");}
else {$("#getMap").attr("disabled", true).addClass("buttonoff").removeClass("glow");}
// if perspective is displayed, update it
if ($("#perspectivePanel").is(":visible")) {drawPerspective();}
}
// restoreHistory
function restoreHistory(step) {
historyStage = step;
redo.disabled = templateRedo.disabled = historyStage < history.length ? false : true;
undo.disabled = templateUndo.disabled = historyStage > 1 ? false : true;
let heights = history[historyStage - 1];
if (heights === undefined) {return;}
cells.map(function(i, d) {i.height = heights[d];});
updateHeightmap();
}
// restart history from 1st step
function restartHistory() {
history = [];
historyStage = 0;
redo.disabled = templateRedo.disabled = true;
undo.disabled = templateUndo.disabled = true;
updateHistory();
}
// Detect and draw the coasline
function drawCoastline() {
console.time('drawCoastline');
const shape = defs.append("mask").attr("id", "shape").attr("fill", "black")
.attr("x", 0).attr("y", 0).attr("width", "100%").attr("height", "100%");
$("#landmass").empty();
let minX = graphWidth, maxX = 0; // extreme points
let minXedge, maxXedge; // extreme edges
for (let f = 0; f < features.length; f++) {
if (!features[f].land) continue;
const coastal = $.grep(land, function(e) {return ((e.ctype === 1 || e.ctype === 99) && e.fn === f);});
let oceanEdges = [], lakeEdges = [];
for (let i = 0; i < coastal.length; i++) {
const id = coastal[i].index, cell = diagram.cells[id];
cell.halfedges.forEach(function(e) {
const edge = diagram.edges[e];
const start = edge[0].join(" ");
const end = edge[1].join(" ");
if (edge.left && edge.right) {
const ea = edge.left.index === id ? edge.right.index : edge.left.index;
if (cells[ea].height < 0.2) {
if (features[cells[ea].fn].border) {
oceanEdges.push({start, end});
// island extreme points
if (edge[0][0] < minX) {minX = edge[0][0]; minXedge = edge[0]}
if (edge[1][0] < minX) {minX = edge[1][0]; minXedge = edge[1]}
if (edge[0][0] > maxX) {maxX = edge[0][0]; maxXedge = edge[0]}
if (edge[1][0] > maxX) {maxX = edge[1][0]; maxXedge = edge[1]}
} else {
lakeEdges.push({start, end});
}
}
} else {
oceanEdges.push({start, end});
}
})
}
if (coastal.length && lakeEdges.length && oceanEdges.length < 3) {
console.error("Feature " + f + " is an on-lake island. This can cause defects!");
oceanEdges = lakeEdges;
lakeEdges = [];
}
lineGen.curve(d3.curveCatmullRomClosed.alpha(0.1));
const oceanCoastline = getContinuousLine(oceanEdges, 3, 0);
lineGen.curve(d3.curveBasisClosed);
const lakeCoastline = getContinuousLine(lakeEdges, 1.5, 0);
shape.append("path").attr("d", oceanCoastline).attr("fill", "white");
if (lakeCoastline) shape.append("path").attr("d", lakeCoastline).attr("fill", "black");
coastline.append("path").attr("d", oceanCoastline); // draw the coastline
if (lakeCoastline) lakes.append("path").attr("d", lakeCoastline); // draw the lakes
}
landmass.append("rect").attr("x", 0).attr("y", 0).attr("width", graphWidth).attr("height", graphHeight); // draw the landmass
drawDefaultRuler(minXedge, maxXedge);
console.timeEnd('drawCoastline');
}
// draw default scale bar
function drawScaleBar() {
if ($("#scaleBar").hasClass("hidden")) return; // no need to re-draw hidden element
svg.select("#scaleBar").remove(); // fully redraw every time
// get size
var size = +barSize.value;
var dScale = distanceScale.value;
var unit = distanceUnit.value;
var scaleBar = svg.append("g").attr("id", "scaleBar").on("click", editScale).call(d3.drag().on("start", elementDrag));
const init = 100; // actual length in pixels if scale, dScale and size = 1;
let val = init * size * dScale / scale; // bar length in distance unit
if (val > 900) {val = rn(val, -3);} // round to 1000
else if (val > 90) {val = rn(val, -2);} // round to 100
else if (val > 9) {val = rn(val, -1);} // round to 10
else {val = rn(val)} // round to 1
const l = val * scale / dScale; // actual length in pixels on this scale
const x = 0, y = 0; // initial position
scaleBar.append("line").attr("x1", x+0.5).attr("y1", y).attr("x2", x+l+size-0.5).attr("y2", y).attr("stroke-width", size).attr("stroke", "white");
scaleBar.append("line").attr("x1", x).attr("y1", y + size).attr("x2", x+l+size).attr("y2", y + size).attr("stroke-width", size).attr("stroke", "#3d3d3d");
const dash = size + " " + rn(l / 5 - size, 2);
scaleBar.append("line").attr("x1", x).attr("y1", y).attr("x2", x+l+size).attr("y2", y)
.attr("stroke-width", rn(size * 3, 2)).attr("stroke-dasharray", dash).attr("stroke", "#3d3d3d");
// big scale
for (var b = 0; b < 6; b++) {
var value = rn(b * l / 5, 2);
var label = rn(value * dScale / scale);
if (b === 5) {
scaleBar.append("text").attr("x", x + value).attr("y", y - 2 * size).attr("font-size", rn(5 * size, 1)).text(label + " " + unit);
} else {
scaleBar.append("text").attr("x", x + value).attr("y", y - 2 * size).attr("font-size", rn(5 * size, 1)).text(label);
}
}
if (barLabel.value !== "") {
scaleBar.append("text").attr("x", x + (l+1) / 2).attr("y", y + 2 * size)
.attr("dominant-baseline", "text-before-edge")
.attr("font-size", rn(5 * size, 1)).text(barLabel.value);
}
const bbox = scaleBar.node().getBBox();
// append backbround rectangle
scaleBar.insert("rect", ":first-child").attr("x", -10).attr("y", -20).attr("width", bbox.width + 10).attr("height", bbox.height + 15)
.attr("stroke-width", size).attr("stroke", "none").attr("filter", "url(#blur5)")
.attr("fill", barBackColor.value).attr("opacity", +barBackOpacity.value);
fitScaleBar();
}
// draw default ruler measiring land x-axis edges
function drawDefaultRuler(minXedge, maxXedge) {
const rulerNew = ruler.append("g").attr("class", "linear").call(d3.drag().on("start", elementDrag));
if (!minXedge) minXedge = [0, 0];
if (!maxXedge) maxXedge = [svgWidth, svgHeight];
const x1 = rn(minXedge[0], 2), y1 = rn(minXedge[1], 2), x2 = rn(maxXedge[0], 2), y2 = rn(maxXedge[1], 2);
rulerNew.append("line").attr("x1", x1).attr("y1", y1).attr("x2", x2).attr("y2", y2).attr("class", "white");
rulerNew.append("line").attr("x1", x1).attr("y1", y1).attr("x2", x2).attr("y2", y2).attr("class", "gray").attr("stroke-dasharray", 10);
rulerNew.append("circle").attr("r", 2).attr("cx", x1).attr("cy", y1).attr("stroke-width", 0.5).attr("data-edge", "left").call(d3.drag().on("drag", rulerEdgeDrag));
rulerNew.append("circle").attr("r", 2).attr("cx", x2).attr("cy", y2).attr("stroke-width", 0.5).attr("data-edge", "rigth").call(d3.drag().on("drag", rulerEdgeDrag));
const x0 = rn((x1 + x2) / 2, 2), y0 = rn((y1 + y2) / 2, 2);
rulerNew.append("circle").attr("r", 1.2).attr("cx", x0).attr("cy", y0).attr("stroke-width", 0.3).attr("class", "center").call(d3.drag().on("start", rulerCenterDrag));
const angle = Math.atan2(y2 - y1, x2 - x1) * 180 / Math.PI;
const tr = "rotate(" + angle + " " + x0 + " " + y0 +")";
const dist = rn(Math.hypot(x1 - x2, y1 - y2));
const label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
rulerNew.append("text").attr("x", x0).attr("y", y0).attr("dy", -1).attr("transform", tr).attr("data-dist", dist).text(label).on("click", removeParent).attr("font-size", 10);
}
// drag any element changing transform
function elementDrag() {
const el = d3.select(this);
const tr = parseTransform(el.attr("transform"));
const x = d3.event.x, y = d3.event.y;
const dx = +tr[0] - x, dy = +tr[1] - y;
d3.event.on("drag", function() {
const x = d3.event.x, y = d3.event.y;
const transform = `translate(${(dx+x)},${(dy+y)})`;
el.attr("transform", transform);
});
d3.event.on("end", function() {
// remember scaleBar bottom-right position
if (el.attr("id") === "scaleBar") {
const xEnd = d3.event.x, yEnd = d3.event.y;
const diff = Math.abs(x - xEnd) + Math.abs(y - yEnd);
if (diff > 5) {
const bbox = el.node().getBoundingClientRect();
sessionStorage.setItem("scaleBar", [bbox.right, bbox.bottom]);
}
}
});
}
// draw ruler circles and update label
function rulerEdgeDrag() {
var group = d3.select(this.parentNode);
var edge = d3.select(this).attr("data-edge");
var x = d3.event.x, y = d3.event.y, x0, y0;
d3.select(this).attr("cx", x).attr("cy", y);
var line = group.selectAll("line");
if (edge === "left") {
line.attr("x1", x).attr("y1", y);
x0 = +line.attr("x2"), y0 = +line.attr("y2");
} else {
line.attr("x2", x).attr("y2", y);
x0 = +line.attr("x1"), y0 = +line.attr("y1");
}
var xc = rn((x + x0) / 2, 2), yc = rn((y + y0) / 2, 2);
group.select(".center").attr("cx", xc).attr("cy", yc);
var dist = rn(Math.hypot(x0 - x, y0 - y));
var label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
var atan = x0 > x ? Math.atan2(y0 - y, x0 - x) : Math.atan2(y - y0, x - x0);
var angle = rn(atan * 180 / Math.PI, 3);
var tr = "rotate(" + angle + " " + xc + " " + yc +")";
group.select("text").attr("x", xc).attr("y", yc).attr("transform", tr).attr("data-dist", dist).text(label);
}
// draw ruler center point to split ruler into 2 parts
function rulerCenterDrag() {
var xc1, yc1, xc2, yc2;
var group = d3.select(this.parentNode); // current ruler group
var x = d3.event.x, y = d3.event.y; // current coords
var line = group.selectAll("line"); // current lines
var x1 = +line.attr("x1"), y1 = +line.attr("y1"), x2 = +line.attr("x2"), y2 = +line.attr("y2"); // initial line edge points
var rulerNew = ruler.insert("g", ":first-child");
rulerNew.call(d3.drag().on("start", elementDrag));
var factor = rn(1 / Math.pow(scale, 0.3), 1);
rulerNew.append("line").attr("class", "white").attr("stroke-width", factor);
var dash = +group.select(".gray").attr("stroke-dasharray");
rulerNew.append("line").attr("class", "gray").attr("stroke-dasharray", dash).attr("stroke-width", factor);
rulerNew.append("text").attr("dy", -1).on("click", removeParent).attr("font-size", 10 * factor).attr("stroke-width", factor);
d3.event.on("drag", function() {
x = d3.event.x, y = d3.event.y;
d3.select(this).attr("cx", x).attr("cy", y);
// change first part
line.attr("x1", x1).attr("y1", y1).attr("x2", x).attr("y2", y);
var dist = rn(Math.hypot(x1 - x, y1 - y));
var label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
var atan = x1 > x ? Math.atan2(y1 - y, x1 - x) : Math.atan2(y - y1, x - x1);
xc1 = rn((x + x1) / 2, 2), yc1 = rn((y + y1) / 2, 2);
var tr = "rotate(" + rn(atan * 180 / Math.PI, 3) + " " + xc1 + " " + yc1 +")";
group.select("text").attr("x", xc1).attr("y", yc1).attr("transform", tr).attr("data-dist", dist).text(label);
// change second (new) part
dist = rn(Math.hypot(x2 - x, y2 - y));
label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
atan = x2 > x ? Math.atan2(y2 - y, x2 - x) : Math.atan2(y - y2, x - x2);
xc2 = rn((x + x2) / 2, 2), yc2 = rn((y + y2) / 2, 2);
tr = "rotate(" + rn(atan * 180 / Math.PI, 3) + " " + xc2 + " " + yc2 +")";
rulerNew.selectAll("line").attr("x1", x).attr("y1", y).attr("x2", x2).attr("y2", y2);
rulerNew.select("text").attr("x", xc2).attr("y", yc2).attr("transform", tr).attr("data-dist", dist).text(label);
});
d3.event.on("end", function() {
// circles for 1st part
group.selectAll("circle").remove();
group.append("circle").attr("cx", x1).attr("cy", y1).attr("r", 2 * factor).attr("stroke-width", 0.5 * factor).attr("data-edge", "left").call(d3.drag().on("drag", rulerEdgeDrag));
group.append("circle").attr("cx", x).attr("cy", y).attr("r", 2 * factor).attr("stroke-width", 0.5 * factor).attr("data-edge", "rigth").call(d3.drag().on("drag", rulerEdgeDrag));
group.append("circle").attr("cx", xc1).attr("cy", yc1).attr("r", 1.2 * factor).attr("stroke-width", 0.3 * factor).attr("class", "center").call(d3.drag().on("start", rulerCenterDrag));
// circles for 2nd part
rulerNew.append("circle").attr("cx", x).attr("cy", y).attr("r", 2 * factor).attr("stroke-width", 0.5 * factor).attr("data-edge", "left").call(d3.drag().on("drag", rulerEdgeDrag));
rulerNew.append("circle").attr("cx", x2).attr("cy", y2).attr("r", 2 * factor).attr("stroke-width", 0.5 * factor).attr("data-edge", "rigth").call(d3.drag().on("drag", rulerEdgeDrag));
rulerNew.append("circle").attr("cx", xc2).attr("cy", yc2).attr("r", 1.2 * factor).attr("stroke-width", 0.3 * factor).attr("class", "center").call(d3.drag().on("start", rulerCenterDrag));
});
}
function opisometerEdgeDrag() {
var el = d3.select(this);
var x0 = +el.attr("cx"), y0 = +el.attr("cy");
var group = d3.select(this.parentNode);
var curve = group.select(".white");
var curveGray = group.select(".gray");
var text = group.select("text");
var points = JSON.parse(text.attr("data-points"));
if (x0 === points[0].scX && y0 === points[0].scY) {points.reverse();}
d3.event.on("drag", function() {
var x = d3.event.x, y = d3.event.y;
el.attr("cx", x).attr("cy", y);
var l = points[points.length - 1];
var diff = Math.hypot(l.scX - x, l.scY - y);
if (diff > 5) {points.push({scX: x, scY: y});} else {return;}
lineGen.curve(d3.curveBasis);
var d = round(lineGen(points));
curve.attr("d", d);
curveGray.attr("d", d);
var dist = rn(curve.node().getTotalLength());
var label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
text.attr("x", x).attr("y", y).text(label);
});
d3.event.on("end", function() {
var dist = rn(curve.node().getTotalLength());
var c = curve.node().getPointAtLength(dist / 2);
var p = curve.node().getPointAtLength((dist / 2) - 1);
var label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
var atan = p.x > c.x ? Math.atan2(p.y - c.y, p.x - c.x) : Math.atan2(c.y - p.y, c.x - p.x);
var angle = rn(atan * 180 / Math.PI, 3);
var tr = "rotate(" + angle + " " + c.x + " " + c.y +")";
text.attr("data-points", JSON.stringify(points)).attr("data-dist", dist).attr("x", c.x).attr("y", c.y).attr("transform", tr).text(label);
});
}
function getContinuousLine(edges, indention, relax) {
let line = "";
if (edges.length < 3) return "";
while (edges.length > 2) {
let edgesOrdered = []; // to store points in a correct order
let start = edges[0].start;
let end = edges[0].end;
edges.shift();
let spl = start.split(" ");
edgesOrdered.push({scX: +spl[0], scY: +spl[1]});
spl = end.split(" ");
edgesOrdered.push({scX: +spl[0], scY: +spl[1]});
let x0 = +spl[0], y0 = +spl[1];
for (let i = 0; end !== start && i < 100000; i++) {
let next = null, index = null;
for (let e = 0; e < edges.length; e++) {
const edge = edges[e];
if (edge.start == end || edge.end == end) {
next = edge;
end = next.start == end ? next.end : next.start;
index = e;
break;
}
}
if (!next) {
console.error("Next edge is not found");
return "";
}
spl = end.split(" ");
if (indention || relax) {
const dist = Math.hypot(+spl[0] - x0, +spl[1] - y0);
if (dist >= indention && Math.random() > relax) {
edgesOrdered.push({scX: +spl[0], scY: +spl[1]});
x0 = +spl[0], y0 = +spl[1];
}
} else {
edgesOrdered.push({scX: +spl[0], scY: +spl[1]});
}
edges.splice(index, 1);
if (i === 100000-1) {
console.error("Line not ended, limit reached");
break;
}
}
line += lineGen(edgesOrdered);
}
return round(line, 1);
}
// temporary elevate lakes to min neighbors heights to correctly flux the water
function elevateLakes() {
console.time('elevateLakes');
const lakes = $.grep(cells, function(e) {return e.height < 0.2 && !features[e.fn].border;});
lakes.sort(function(a, b) {return b.height - a.height;});
for (let i=0; i < lakes.length; i++) {
const heights = [];
lakes[i].neighbors.forEach(function(n) {if (cells[n].height >= 0.2) heights.push(cells[n].height)});
if (heights.length) lakes[i].height = d3.min(heights) - 0.01;
if (cells[i].height < 0.2) lakes[i].height = 0.2;
lakes[i].lake = true;
}
console.timeEnd('elevateLakes');
}
// Depression filling algorithm (for a correct water flux modeling; phase1)
function resolveDepressionsPrimary() {
console.time('resolveDepressionsPrimary');
land = $.grep(cells, function(e) {return e.height >= 0.2;});
land.sort(function(a, b) {return b.height - a.height;});
const limit = 10;
for (let l = 0, depression = 1; depression > 0 && l < limit; l++) {
depression = 0;
for (let i = 0; i < land.length; i++) {
if (land[i].type === "border") continue;
const heights = land[i].neighbors.map(function(n) {return cells[n].height});
const minHigh = d3.min(heights);
if (land[i].height <= minHigh) {
depression++;
land[i].pit = land[i].pit ? land[i].pit + 1 : 1;
land[i].height = minHigh + 0.02;
}
}
if (l === 0) console.log(" depressions init: " + depression);
}
console.timeEnd('resolveDepressionsPrimary');
}
// Depression filling algorithm (for a correct water flux modeling; phase2)
function resolveDepressionsSecondary() {
console.time('resolveDepressionsSecondary');
land = $.grep(cells, function(e) {return e.height >= 0.2;});
land.sort(function(a, b) {return b.height - a.height;});
const limit = 100;
for (let l = 0, depression = 1; depression > 0 && l < limit; l++) {
depression = 0;
for (let i = 0; i < land.length; i++) {
if (land[i].ctype === 99) continue;
const heights = land[i].neighbors.map(function(n) {return cells[n].height});
const minHigh = d3.min(heights);
if (land[i].height <= minHigh) {
depression++;
land[i].pit = land[i].pit ? land[i].pit + 1 : 1;
land[i].height = minHigh + 0.02;
}
}
if (l === 0) console.log(" depressions reGraphed: " + depression);
if (l === limit - 1) console.error("Error: resolveDepressions iteration limit");
}
console.timeEnd('resolveDepressionsSecondary');
}
function restoreCustomHeights() {
land.forEach(function(l) {if (l.pit) rn(l.height -= l.pit / 50, 2);});
}
function flux() {
console.time('flux');
riversData = [];
let riverNext = 0;
land.sort(function(a, b) {return b.height - a.height;});
for (let i = 0; i < land.length; i++) {
const id = land[i].index;
const sx = land[i].data[0];
const sy = land[i].data[1];
let fn = land[i].fn;
if (land[i].ctype === 99) {
if (land[i].river !== undefined) {
let x, y;
const min = Math.min(sy, graphHeight - sy, sx, graphWidth - sx);
if (min === sy) {x = sx; y = 0;}
if (min === graphHeight - sy) {x = sx; y = graphHeight;}
if (min === sx) {x = 0; y = sy;}
if (min === graphWidth - sx) {x = graphWidth; y = sy;}
riversData.push({river: land[i].river, cell: id, x, y});
}
continue;
}
if (features[fn].river !== undefined) {
if (land[i].river !== features[fn].river) {
land[i].river = undefined;
land[i].flux = 0;
}
}
let minHeight = 10, min;
land[i].neighbors.forEach(function(e) {
if (cells[e].height < minHeight) {
minHeight = cells[e].height;
min = e;
}
});
// Define river number
if (min !== undefined && land[i].flux > 1) {
if (land[i].river === undefined) {
// State new River
land[i].river = riverNext;
riversData.push({river: riverNext, cell: id, x: sx, y: sy});
riverNext += 1;
}
// Assing existing River to the downhill cell
if (cells[min].river == undefined) {
cells[min].river = land[i].river;
} else {
var riverTo = cells[min].river;
var iRiver = $.grep(riversData, function(e) {return (e.river == land[i].river);});
var minRiver = $.grep(riversData, function(e) {return (e.river == riverTo);});
var iRiverL = iRiver.length;
var minRiverL = minRiver.length;
// re-assing river nunber if new part is greater
if (iRiverL >= minRiverL) {
cells[min].river = land[i].river;
iRiverL += 1;
minRiverL -= 1;
}
// mark confluences
if (cells[min].height >= 0.2 && iRiverL > 1 && minRiverL > 1) {
if (!cells[min].confluence) {
cells[min].confluence = minRiverL-1;
} else {
cells[min].confluence += minRiverL-1;
}
}
}
}
if (cells[min].flux) cells[min].flux += land[i].flux;
if (land[i].river !== undefined) {
const px = cells[min].data[0];
const py = cells[min].data[1];
if (cells[min].height < 0.2) {
// pour water to the sea
const x = (px + sx) / 2 + (px - sx) / 10;
const y = (py + sy) / 2 + (py - sy) / 10;
riversData.push({river: land[i].river, cell: id, x, y});
} else {
if (cells[min].lake === 1) {
fn = cells[min].fn;
if (features[fn].river === undefined) features[fn].river = land[i].river;
}
// add next River segment
riversData.push({river: land[i].river, cell: min, x: px, y: py});
}
}
}
console.timeEnd('flux');
drawRiverLines(riverNext);
}
function drawRiverLines(riverNext) {
console.time('drawRiverLines');
for (var i = 0; i < riverNext; i++) {
var dataRiver = $.grep(riversData, function(e) {return e.river === i;});
if (dataRiver.length > 1) {
var riverAmended = amendRiver(dataRiver, 1);
var width = rn(0.8 + Math.random() * 0.4, 1);
var increment = rn(0.8 + Math.random() * 0.4, 1);
var d = drawRiver(riverAmended, width, increment);
rivers.append("path").attr("d", d).attr("id", "river"+i).attr("data-width", width).attr("data-increment", increment);
}
}
rivers.selectAll("path").on("click", editRiver);
console.timeEnd('drawRiverLines');
}
// add more river points on 1/3 and 2/3 of length
function amendRiver(dataRiver, rndFactor) {
var riverAmended = [], side = 1;
for (var r = 0; r < dataRiver.length; r++) {
var dX = dataRiver[r].x;
var dY = dataRiver[r].y;
var cell = dataRiver[r].cell;
var c = cells[cell].confluence || 0;
riverAmended.push([dX, dY, c]);
if (r+1 < dataRiver.length) {
var eX = dataRiver[r+1].x;
var eY = dataRiver[r+1].y;
var angle = Math.atan2(eY - dY, eX - dX);
var serpentine = 1 / (r+1);
var meandr = serpentine + 0.3 + Math.random() * 0.3 * rndFactor;
if (Math.random() > 0.5) {side *= -1};
var dist = Math.hypot(eX - dX, eY - dY);
// if dist is big or river is small add 2 extra points
if (dist > 8 || (dist > 4 && dataRiver.length < 6)) {
var stX = (dX * 2 + eX) / 3;
var stY = (dY * 2 + eY) / 3;
var enX = (dX + eX * 2) / 3;
var enY = (dY + eY * 2) / 3;
stX += -Math.sin(angle) * meandr * side;
stY += Math.cos(angle) * meandr * side;
if (Math.random() > 0.8) {side *= -1};
enX += Math.sin(angle) * meandr * side;
enY += -Math.cos(angle) * meandr * side;
riverAmended.push([stX, stY], [enX, enY]);
// if dist is medium or river is small add 1 extra point
} else if (dist > 4 || dataRiver.length < 6) {
var scX = (dX + eX) / 2;
var scY = (dY + eY) / 2;
scX += -Math.sin(angle) * meandr * side;
scY += Math.cos(angle) * meandr * side;
riverAmended.push([scX, scY]);
}
}
}
return riverAmended;
}
// draw river polygon using arrpoximation
function drawRiver(points, width, increment) {
lineGen.curve(d3.curveCatmullRom.alpha(0.1));
var extraOffset = 0.03; // start offset to make river source visible
width = width || 1; // river width modifier
increment = increment || 1; // river bed widening modifier
var riverLength = 0;
points.map(function(p, i) {
if (i === 0) {return 0;}
riverLength += Math.hypot(p[0] - points[i-1][0], p[1] - points[i-1][1]);
});
var widening = rn((1000 + (riverLength * 30)) * increment);
var riverPointsLeft = [], riverPointsRight = [];
var last = points.length - 1;
var factor = riverLength / points.length;
// first point
var x = points[0][0], y = points[0][1], c;
var angle = Math.atan2(y - points[1][1], x - points[1][0]);
var xLeft = x + -Math.sin(angle) * extraOffset, yLeft = y + Math.cos(angle) * extraOffset;
riverPointsLeft.push({scX:xLeft, scY:yLeft});
var xRight = x + Math.sin(angle) * extraOffset, yRight = y + -Math.cos(angle) * extraOffset;
riverPointsRight.unshift({scX:xRight, scY:yRight});
// middle points
for (var p = 1; p < last; p ++) {
x = points[p][0], y = points[p][1], c = points[p][2];
if (c) {extraOffset += Math.atan(c * 10 / widening);} // confluence
var xPrev = points[p-1][0], yPrev = points[p-1][1];
var xNext = points[p+1][0], yNext = points[p+1][1];
angle = Math.atan2(yPrev - yNext, xPrev - xNext);
var offset = (Math.atan(Math.pow(p * factor, 2) / widening) / 2 * width) + extraOffset;
xLeft = x + -Math.sin(angle) * offset, yLeft = y + Math.cos(angle) * offset;
riverPointsLeft.push({scX:xLeft, scY:yLeft});
xRight = x + Math.sin(angle) * offset, yRight = y + -Math.cos(angle) * offset;
riverPointsRight.unshift({scX:xRight, scY:yRight});
}
// end point
x = points[last][0], y = points[last][1], c = points[last][2];
if (c) {extraOffset += Math.atan(c * 10 / widening);} // confluence
angle = Math.atan2(points[last-1][1] - y, points[last-1][0] - x);
xLeft = x + -Math.sin(angle) * offset, yLeft = y + Math.cos(angle) * offset;
riverPointsLeft.push({scX:xLeft, scY:yLeft});
xRight = x + Math.sin(angle) * offset, yRight = y + -Math.cos(angle) * offset;
riverPointsRight.unshift({scX:xRight, scY:yRight});
// generate path and return
var right = lineGen(riverPointsRight);
var left = lineGen(riverPointsLeft);
left = left.substring(left.indexOf("C"));
return round(right + left, 2);
}
// draw river polygon with best quality
function drawRiverSlow(points, width, increment) {
lineGen.curve(d3.curveCatmullRom.alpha(0.1));
width = width || 1;
var extraOffset = 0.02 * width;
increment = increment || 1;
var riverPoints = points.map(function(p) {return {scX: p[0], scY: p[1]};});
var river = defs.append("path").attr("d", lineGen(riverPoints));
var riverLength = river.node().getTotalLength();
var widening = rn((1000 + (riverLength * 30)) * increment);
var riverPointsLeft = [], riverPointsRight = [];
for (let l = 0; l < riverLength; l++) {
var point = river.node().getPointAtLength(l);
var from = river.node().getPointAtLength(l - 0.1);
var to = river.node().getPointAtLength(l + 0.1);
var angle = Math.atan2(from.y - to.y, from.x - to.x);
var offset = (Math.atan(Math.pow(l, 2) / widening) / 2 * width) + extraOffset;
var xLeft = point.x + -Math.sin(angle) * offset;
var yLeft = point.y + Math.cos(angle) * offset;
riverPointsLeft.push({scX:xLeft, scY:yLeft});
var xRight = point.x + Math.sin(angle) * offset;
var yRight = point.y + -Math.cos(angle) * offset;
riverPointsRight.unshift({scX:xRight, scY:yRight});
}
var point = river.node().getPointAtLength(riverLength);
var from = river.node().getPointAtLength(riverLength - 0.1);
var angle = Math.atan2(from.y - point.y, from.x - point.x);
var offset = (Math.atan(Math.pow(riverLength, 2) / widening) / 2 * width) + extraOffset;
var xLeft = point.x + -Math.sin(angle) * offset;
var yLeft = point.y + Math.cos(angle) * offset;
riverPointsLeft.push({scX:xLeft, scY:yLeft});
var xRight = point.x + Math.sin(angle) * offset;
var yRight = point.y + -Math.cos(angle) * offset;
riverPointsRight.unshift({scX:xRight, scY:yRight});
river.remove();
// generate path and return
var right = lineGen(riverPointsRight);
var left = lineGen(riverPointsLeft);
left = left.substring(left.indexOf("C"));
return round(right + left, 2);
}
// add lakes on depressed points on river course
function addLakes() {
for (let i=0; i < land.length; i++) {
if (land[i].lake === 1) {
land[i].height = 0.19;
land[i].ctype = -1;
land[i].neighbors.forEach(function(e) {if (cells[e].height >= 0.2) cells[e].ctype = 1;});
}
if (land[i].lake === 2) {
if (land[i].river !== undefined) {
addLakeAtCell(land[i].index);
} else {
delete land[i].lake;
land[i].neighbors.forEach(function(n) {
if (cells[n].river !== undefined) {
addLakeAtCell(n);
return;
}
});
}
}
}
function addLakeAtCell(i) {
cells[i].lake = 2;
cells[i].height = 0.19;
cells[i].ctype = -1;
let fn = features.length;
cells[i].neighbors.forEach(function(e) {
if (cells[e].height >= 0.2) cells[e].ctype = 1;
// change fn to neighboring lake
if (cells[e].lake === 2 && cells[e].river !== undefined) fn = cells[e].fn;
else if (cells[e].lake === 1) fn = cells[e].fn;
});
cells[i].fn = fn;
if (fn === features.length) features.push({i: fn, land: false, border: false});
}
land = $.grep(cells, function(e) {return e.height >= 0.2;});
}
function editRiver() {
if (customization) {return;}
if (elSelected) {
const self = d3.select(this).attr("id") === elSelected.attr("id");
const point = d3.mouse(this);
if (elSelected.attr("data-river") === "new") {
addRiverPoint([point[0], point[1]]);
completeNewRiver();
return;
} else if (self) {
riverAddControlPoint(point);
return;
}
}
unselect();
closeDialogs("#riverEditor, .stable");
elSelected = d3.select(this);
elSelected.call(d3.drag().on("start", riverDrag));
const tr = parseTransform(elSelected.attr("transform"));
riverAngle.value = tr[2];
riverAngleValue.innerHTML = Math.abs(+tr[2]) + "°";
riverScale.value = tr[5];
riverWidthInput.value = +elSelected.attr("data-width");
riverIncrement.value = +elSelected.attr("data-increment");
$("#riverEditor").dialog({
title: "Edit River",
minHeight: 30, width: "auto", resizable: false,
position: {my: "center top+20", at: "top", of: d3.event},
close: function() {
if ($("#riverNew").hasClass('pressed')) {completeNewRiver();}
unselect();
}
});
const controlPoints = debug.append("g").attr("class", "controlPoints")
.attr("transform", elSelected.attr("transform"));
riverDrawPoints();
if (modules.editRiver) {return;}
modules.editRiver = true;
function riverAddControlPoint(point) {
let dists = [];
debug.select(".controlPoints").selectAll("circle").each(function() {
const x = +d3.select(this).attr("cx");
const y = +d3.select(this).attr("cy");
dists.push(Math.hypot(point[0] - x, point[1] - y));
});
let index = dists.length;
if (dists.length > 1) {
const sorted = dists.slice(0).sort(function(a, b) {return a-b;});
const closest = dists.indexOf(sorted[0]);
const next = dists.indexOf(sorted[1]);
if (closest <= next) {index = closest+1;} else {index = next+1;}
}
const before = ":nth-child(" + (index + 1) + ")";
debug.select(".controlPoints").insert("circle", before)
.attr("cx", point[0]).attr("cy", point[1]).attr("r", 0.35)
.call(d3.drag().on("drag", riverPointDrag))
.on("click", function(d) {
$(this).remove();
redrawRiver();
});
redrawRiver();
}
function riverDrawPoints() {
const node = elSelected.node();
// river is a polygon, so divide length by 2 to get course length
const l = node.getTotalLength() / 2;
const parts = (l / 5) >> 0; // number of points
let inc = l / parts; // increment
if (inc === Infinity) {inc = l;} // 2 control points for short rivers
// draw control points
for (var i = l, c = l; i > 0; i -= inc, c += inc) {
const p1 = node.getPointAtLength(i);
const p2 = node.getPointAtLength(c);
const p = [(p1.x + p2.x) / 2, (p1.y + p2.y) / 2];
addRiverPoint(p);
}
// last point should be accurate
const lp1 = node.getPointAtLength(0);
const lp2 = node.getPointAtLength(l * 2);
const p = [(lp1.x + lp2.x) / 2, (lp1.y + lp2.y) / 2];
addRiverPoint(p);
}
function addRiverPoint(point) {
debug.select(".controlPoints").append("circle")
.attr("cx", point[0]).attr("cy", point[1]).attr("r", 0.35)
.call(d3.drag().on("drag", riverPointDrag))
.on("click", function(d) {
$(this).remove();
redrawRiver();
});
}
function riverPointDrag() {
d3.select(this).attr("cx", d3.event.x).attr("cy", d3.event.y);
redrawRiver();
}
function riverDrag() {
const x = d3.event.x, y = d3.event.y;
const tr = parseTransform(elSelected.attr("transform"));
d3.event.on("drag", function() {
let xc = d3.event.x, yc = d3.event.y;
let transform = `translate(${(+tr[0]+xc-x)},${(+tr[1]+yc-y)}) rotate(${tr[2]} ${tr[3]} ${tr[4]}) scale(${tr[5]})`;
elSelected.attr("transform", transform);
debug.select(".controlPoints").attr("transform", transform);
});
}
function redrawRiver() {
let points = [];
debug.select(".controlPoints").selectAll("circle").each(function() {
const el = d3.select(this);
points.push([+el.attr("cx"), +el.attr("cy")]);
});
const width = +riverWidthInput.value;
const increment = +riverIncrement.value;
const d = drawRiverSlow(points, width, increment);
elSelected.attr("d", d);
}
$("#riverWidthInput, #riverIncrement").change(function() {
const width = +riverWidthInput.value;
const increment = +riverIncrement.value;
elSelected.attr("data-width", width).attr("data-increment", increment);
redrawRiver();
});
$("#riverRegenerate").click(function() {
let points = [], amended = [], x, y, p1, p2;
const node = elSelected.node();
const l = node.getTotalLength() / 2;
const parts = (l / 8) >> 0; // number of points
let inc = l / parts; // increment
if (inc === Infinity) {inc = l;} // 2 control points for short rivers
for (var i = l, e = l; i > 0; i -= inc, e += inc) {
p1 = node.getPointAtLength(i);
p2 = node.getPointAtLength(e);
x = (p1.x + p2.x) / 2, y = (p1.y + p2.y) / 2;
points.push([x, y]);
}
// last point should be accurate
p1 = node.getPointAtLength(0);
p2 = node.getPointAtLength(l * 2);
x = (p1.x + p2.x) / 2, y = (p1.y + p2.y) / 2;
points.push([x, y]);
// amend points
const rndFactor = 0.3 + Math.random() * 1.4; // random factor in range 0.2-1.8
for (var i = 0; i < points.length; i++) {
x = points[i][0], y = points[i][1];
amended.push([x, y]);
// add additional semi-random point
if (i + 1 < points.length) {
const x2 = points[i+1][0], y2 = points[i+1][1];
let side = Math.random() > 0.5 ? 1 : -1;
const angle = Math.atan2(y2 - y, x2 - x);
const serpentine = 2 / (i+1);
const meandr = serpentine + 0.3 + Math.random() * rndFactor;
x = (x + x2) / 2, y = (y + y2) / 2;
x += -Math.sin(angle) * meandr * side;
y += Math.cos(angle) * meandr * side;
amended.push([x, y]);
}
}
const width = +riverWidthInput.value * 0.6 + Math.random() * 1;
const increment = +riverIncrement.value * 0.9 + Math.random() * 0.2;
riverWidthInput.value = width;
riverIncrement.value = increment;
elSelected.attr("data-width", width).attr("data-increment", increment);
const d = drawRiverSlow(amended, width, increment);
elSelected.attr("d", d).attr("data-width", width).attr("data-increment", increment);
debug.select(".controlPoints").selectAll("*").remove();
amended.map(function(p) {addRiverPoint(p);});
});
$("#riverAngle").change(function() {
const tr = parseTransform(elSelected.attr("transform"));
riverAngleValue.innerHTML = Math.abs(+this.value) + "°";
var c = elSelected.node().getBBox();
const angle = +this.value, scale = +tr[5];
const transform = `translate(${tr[0]},${tr[1]}) rotate(${angle} ${(c.x+c.width/2)*scale} ${(c.y+c.height/2)*scale}) scale(${scale})`;
elSelected.attr("transform", transform);
debug.select(".controlPoints").attr("transform", transform);
});
$("#riverReset").click(function() {
elSelected.attr("transform", "");
debug.select(".controlPoints").attr("transform", "");
riverAngle.value = 0;
riverAngleValue.innerHTML = "0°";
riverScale.value = 1;
});
$("#riverScale").change(function() {
const tr = parseTransform(elSelected.attr("transform"));
const scaleOld = +tr[5], scale = +this.value;
var c = elSelected.node().getBBox();
const cx = c.x + c.width / 2, cy = c.y + c.height / 2;
const trX = +tr[0] + cx * (scaleOld - scale);
const trY = +tr[1] + cy * (scaleOld - scale);
const scX = +tr[3] * scale/scaleOld;
const scY = +tr[4] * scale/scaleOld;
const transform = `translate(${trX},${trY}) rotate(${tr[2]} ${scX} ${scY}) scale(${scale})`;
elSelected.attr("transform", transform);
debug.select(".controlPoints").attr("transform", transform);
});
$("#riverNew").click(function() {
if ($(this).hasClass('pressed')) {
completeNewRiver();
} else {
// enter creation mode
$(".pressed").removeClass('pressed');
$(this).addClass('pressed');
elSelected.call(d3.drag().on("drag", null));
debug.select(".controlPoints").selectAll("*").remove();
viewbox.style("cursor", "crosshair").on("click", newRiverAddPoint);
}
});
function newRiverAddPoint() {
const point = d3.mouse(this);
addRiverPoint([point[0], point[1]]);
if (elSelected.attr("data-river") !== "new") {
const id = +$("#rivers > path").last().attr("id").slice(5) + 1;
elSelected = rivers.append("path").attr("data-river", "new").attr("id", "river"+id)
.attr("data-width", 2).attr("data-increment", 1).on("click", completeNewRiver);
} else {
redrawRiver();
}
}
function completeNewRiver() {
$("#riverNew").removeClass('pressed');
restoreDefaultEvents();
if (elSelected.attr("data-river") === "new") {
redrawRiver();
elSelected.attr("data-river", "");
elSelected.call(d3.drag().on("start", riverDrag)).on("click", editRiver);
const river = +elSelected.attr("id").slice(5);
debug.select(".controlPoints").selectAll("circle").each(function() {
const x = +d3.select(this).attr("cx");
const y = +d3.select(this).attr("cy");
const cell = diagram.find(x, y, 3);
if (!cell) {return;}
if (cells[cell.index].river === undefined) {cells[cell.index].river = r;}
});
}
}
$("#riverCopy").click(function() {
const tr = parseTransform(elSelected.attr("transform"));
const d = elSelected.attr("d");
let x = 2, y = 2;
let transform = `translate(${tr[0]-x},${tr[1]-y}) rotate(${tr[2]} ${tr[3]} ${tr[4]}) scale(${tr[5]})`;
while (rivers.selectAll("[transform='" + transform + "'][d='" + d + "']").size() > 0) {
x += 2; y += 2;
transform = `translate(${tr[0]-x},${tr[1]-y}) rotate(${tr[2]} ${tr[3]} ${tr[4]}) scale(${tr[5]})`;
}
const river = +$("#rivers > path").last().attr("id").slice(5) + 1;
rivers.append("path").attr("d", d)
.attr("transform", transform)
.attr("id", "river"+river).on("click", editRiver)
.attr("data-width", elSelected.attr("data-width"))
.attr("data-increment", elSelected.attr("data-increment"));
unselect();
});
$("#riverRemove").click(function() {
alertMessage.innerHTML = `Are you sure you want to remove the river?`;
$("#alert").dialog({resizable: false, title: "Remove river",
buttons: {
Remove: function() {
$(this).dialog("close");
const river = +elSelected.attr("id").slice(5);
const avPrec = rn(precInput.value / Math.sqrt(cells.length), 2);
land.map(function(l) {
if (l.river === river) {
l.river = undefined;
i.flux = avPrec;
}
});
elSelected.remove();
unselect();
$("#riverEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
})
});
}
function unselect() {
if (elSelected) {
elSelected.call(d3.drag().on("drag", null)).classed("draggable", false);
debug.select(".controlPoints").remove();
viewbox.style("cursor", "default");
elSelected = null;
}
}
function parseTransform(string) {
// [translateX,translateY,rotateDeg,rotateX,rotateY,scale]
if (!string) {return [0,0,0,0,0,1];}
var a = string.replace(/[a-z()]/g,"").replace(/[ ]/g,",").split(",");
return [a[0] || 0, a[1] || 0, a[2] || 0, a[3] || 0, a[4] || 0, a[5] || 1];
}
function editRoute() {
if (customization) {return;}
if (elSelected) {
const self = d3.select(this).attr("id") === elSelected.attr("id");
const point = d3.mouse(this);
if (elSelected.attr("data-route") === "new") {
addRoutePoint({x:point[0], y:point[1]});
completeNewRoute();
return;
} else if (self) {
routeAddControlPoint(point);
return;
}
}
unselect();
closeDialogs("#routeEditor, .stable");
if (this !== window) {
elSelected = d3.select(this);
const controlPoints = debug.append("g").attr("class", "controlPoints");
routeDrawPoints();
const group = d3.select(this.parentNode);
routeUpdateGroups();
let routeType = group.attr("id");
routeType.value = routeType;
$("#routeEditor").dialog({
title: "Edit Route",
minHeight: 30, width: "auto", resizable: false,
position: {my: "center top+20", at: "top", of: d3.event},
close: function() {
if ($("#addRoute").hasClass('pressed')) completeNewRoute();
if ($("#routeSplit").hasClass('pressed')) $("#routeSplit").removeClass('pressed');
unselect();
}
});
}
if (modules.editRoute) {return;}
modules.editRoute = true;
function routeAddControlPoint(point) {
let dists = [];
debug.select(".controlPoints").selectAll("circle").each(function() {
const x = +d3.select(this).attr("cx");
const y = +d3.select(this).attr("cy");
dists.push(Math.hypot(point[0] - x, point[1] - y));
});
let index = dists.length;
if (dists.length > 1) {
const sorted = dists.slice(0).sort(function(a, b) {return a-b;});
const closest = dists.indexOf(sorted[0]);
const next = dists.indexOf(sorted[1]);
if (closest <= next) {index = closest+1;} else {index = next+1;}
}
const before = ":nth-child(" + (index + 1) + ")";
debug.select(".controlPoints").insert("circle", before)
.attr("cx", point[0]).attr("cy", point[1]).attr("r", 0.35)
.call(d3.drag().on("drag", routePointDrag))
.on("click", function(d) {
$(this).remove();
routeRedraw();
});
routeRedraw();
}
function routeDrawPoints() {
const node = elSelected.node();
const l = node.getTotalLength();
const parts = (l / 5) >> 0; // number of points
let inc = l / parts; // increment
if (inc === Infinity) {inc = l;} // 2 control points for short routes
// draw control points
for (var i = 0; i <= l; i += inc) {
const p = node.getPointAtLength(i);
addRoutePoint(p);
}
// convert length to distance
routeLength.innerHTML = rn(l * distanceScale.value) + " " + distanceUnit.value;
}
function addRoutePoint(point) {
const controlPoints = debug.select(".controlPoints").size()
? debug.select(".controlPoints")
: debug.append("g").attr("class", "controlPoints");
controlPoints.append("circle")
.attr("cx", point.x).attr("cy", point.y).attr("r", 0.35)
.call(d3.drag().on("drag", routePointDrag))
.on("click", function(d) {
if ($("#routeSplit").hasClass('pressed')) {
routeSplitInPoint(this);
} else {
$(this).remove();
routeRedraw();
}
});
}
function routePointDrag() {
d3.select(this).attr("cx", d3.event.x).attr("cy", d3.event.y);
routeRedraw();
}
function routeRedraw() {
let points = [];
debug.select(".controlPoints").selectAll("circle").each(function() {
var el = d3.select(this);
points.push({scX: +el.attr("cx"), scY: +el.attr("cy")});
});
lineGen.curve(d3.curveCatmullRom.alpha(0.1));
elSelected.attr("d", lineGen(points));
// get route distance
const l = elSelected.node().getTotalLength();
routeLength.innerHTML = rn(l * distanceScale.value) + " " + distanceUnit.value;
}
function newRouteAddPoint() {
const point = d3.mouse(this);
const x = rn(point[0], 2), y = rn(point[1], 2);
let routeType = routeGroup.value;
if (!elSelected) {
const index = getIndex(point);
const height = cells[index].height;
if (height < 0.2) routeType = "searoutes";
if (routeType === "searoutes" && height >= 0.2) routeType = "roads";
}
const group = routes.select("#"+routeType);
addRoutePoint({x, y});
if (!elSelected || elSelected.attr("data-route") !== "new") {
const id = routeType + "" + group.selectAll("*").size();
elSelected = group.append("path").attr("data-route", "new").attr("id", id).on("click", editRoute);
routeUpdateGroups();
routeType.value = routeType;
$("#routeEditor").dialog({
title: "Edit Route",
minHeight: 30, width: "auto", resizable: false,
position: {my: "center top+20", at: "top", of: d3.event},
close: function() {
if ($("#addRoute").hasClass('pressed')) completeNewRoute();
if ($("#routeSplit").hasClass('pressed')) $("#routeSplit").removeClass('pressed');
unselect();
}
});
} else {
routeRedraw();
}
}
function completeNewRoute() {
$("#routeNew, #addRoute").removeClass('pressed');
restoreDefaultEvents();
if (!elSelected) return;
if (elSelected.attr("data-route") === "new") {
routeRedraw();
elSelected.attr("data-route", "");
const node = elSelected.node();
const l = node.getTotalLength();
let pathCells = [];
for (var i = 0; i <= l; i ++) {
const p = node.getPointAtLength(i);
const cell = diagram.find(p.x, p.y);
if (!cell) {return;}
pathCells.push(cell.index);
}
const uniqueCells = [...new Set(pathCells)];
uniqueCells.map(function(c) {
if (cells[c].path !== undefined) {cells[c].path += 1;}
else {cells[c].path = 1;}
});
}
tip("", true);
}
function routeUpdateGroups() {
const group = d3.select(elSelected.node().parentNode);
const type = group.attr("data-type");
routeGroup.innerHTML = "";
routes.selectAll("g").each(function(d) {
const el = d3.select(this);
if (el.attr("data-type") !== type) {return;}
const opt = document.createElement("option");
opt.value = opt.innerHTML = el.attr("id");
routeGroup.add(opt);
});
}
function routeSplitInPoint(clicked) {
const group = d3.select(elSelected.node().parentNode);
$("#routeSplit").removeClass('pressed');
const points1 = [], points2 = [];
let points = points1;
debug.select(".controlPoints").selectAll("circle").each(function() {
const el = d3.select(this);
points.push({scX: +el.attr("cx"), scY: +el.attr("cy")});
if (this === clicked) {
points = points2;
points.push({scX: +el.attr("cx"), scY: +el.attr("cy")});
}
el.remove();
});
lineGen.curve(d3.curveCatmullRom.alpha(0.1));
elSelected.attr("d", lineGen(points1));
const id = routeGroup.value + "" + group.selectAll("*").size();
group.append("path").attr("id", id).attr("d", lineGen(points2)).on("click", editRoute);
routeDrawPoints();
}
$("#routeGroup").change(function() {
$(elSelected.node()).detach().appendTo($("#"+this.value));
});
$("#routeNew").click(function() {
if ($(this).hasClass('pressed')) {
completeNewRoute();
} else {
// enter creation mode
$(".pressed").removeClass('pressed');
$("#routeNew, #addRoute").addClass('pressed');
debug.select(".controlPoints").selectAll("*").remove();
viewbox.style("cursor", "crosshair").on("click", newRouteAddPoint);
tip("Click on map to add route point", true);
}
});
$("#routeRemove").click(function() {
alertMessage.innerHTML = `Are you sure you want to remove the route?`;
$("#alert").dialog({resizable: false, title: "Remove route",
buttons: {
Remove: function() {
$(this).dialog("close");
elSelected.remove();
$("#routeEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
})
});
}
function editIcon() {
if (customization) return;
if (elSelected) if (this.isSameNode(elSelected.node())) return;
unselect();
closeDialogs("#iconEditor, .stable");
elSelected = d3.select(this).call(d3.drag().on("start", elementDrag));
// update group parameters
const group = d3.select(this.parentNode);
iconUpdateGroups();
iconGroup.value = group.attr("id");
iconFillColor.value = group.attr("fill");
iconStrokeColor.value = group.attr("stroke");
iconSize.value = group.attr("size");
iconStrokeWidth.value = group.attr("stroke-width");
$("#iconEditor").dialog({
title: "Edit icon: " + group.attr("id"),
minHeight: 30, width: "auto", resizable: false,
position: {my: "center top+20", at: "top", of: d3.event},
close: unselect
});
if (modules.editIcon) {return;}
modules.editIcon = true;
$("#iconGroups").click(function() {
$("#iconEditor > button").not(this).toggle();
$("#iconGroupsSelection").toggle();
});
function iconUpdateGroups() {
iconGroup.innerHTML = "";
const anchor = group.attr("id").includes("anchor");
icons.selectAll("g").each(function(d) {
const id = d3.select(this).attr("id");
if (id === "burgs") return;
if (!anchor && id.includes("anchor")) return;
if (anchor && !id.includes("anchor")) return;
const opt = document.createElement("option");
opt.value = opt.innerHTML = id;
iconGroup.add(opt);
});
}
$("#iconGroup").change(function() {
const newGroup = this.value;
const to = $("#icons > #"+newGroup);
$(elSelected.node()).detach().appendTo(to);
});
$("#iconCopy").click(function() {
const group = d3.select(elSelected.node().parentNode);
const copy = elSelected.node().cloneNode();
copy.removeAttribute("data-id"); // remove assignment to burg if any
const tr = parseTransform(copy.getAttribute("transform"));
const shift = 10 / Math.sqrt(scale);
let transform = "translate(" + rn(tr[0] - shift, 1) + "," + rn(tr[1] - shift, 1) + ")";
for (let i=2; group.selectAll("[transform='" + transform + "']").size() > 0; i++) {
transform = "translate(" + rn(tr[0] - shift * i, 1) + "," + rn(tr[1] - shift * i, 1) + ")";
}
copy.setAttribute("transform", transform);
group.node().insertBefore(copy, null);
copy.addEventListener("click", editIcon);
});
$("#iconRemoveGroup").click(function() {
const group = d3.select(elSelected.node().parentNode);
const count = group.selectAll("*").size();
if (count < 2) {
group.remove();
$("#labelEditor").dialog("close");
return;
}
const message = "Are you sure you want to remove all '" + iconGroup.value + "' icons (" + count + ")?";
alertMessage.innerHTML = message;
$("#alert").dialog({resizable: false, title: "Remove icon group",
buttons: {
Remove: function() {
$(this).dialog("close");
group.remove();
$("#iconEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
});
});
$("#iconColors").click(function() {
$("#iconEditor > button").not(this).toggle();
$("#iconColorsSection").toggle();
});
$("#iconFillColor").change(function() {
const group = d3.select(elSelected.node().parentNode);
group.attr("fill", this.value);
});
$("#iconStrokeColor").change(function() {
const group = d3.select(elSelected.node().parentNode);
group.attr("stroke", this.value);
});
$("#iconSetSize").click(function() {
$("#iconEditor > button").not(this).toggle();
$("#iconSizeSection").toggle();
});
$("#iconSize").change(function() {
const group = d3.select(elSelected.node().parentNode);
const size = +this.value
group.attr("size", size);
group.selectAll("*").each(function() {d3.select(this).attr("width", size).attr("height", size)});
});
$("#iconStrokeWidth").change(function() {
const group = d3.select(elSelected.node().parentNode);
group.attr("stroke-width", this.value);
});
$("#iconRemove").click(function() {
alertMessage.innerHTML = `Are you sure you want to remove the icon?`;
$("#alert").dialog({resizable: false, title: "Remove icon",
buttons: {
Remove: function() {
$(this).dialog("close");
elSelected.remove();
$("#iconEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
})
});
}
function editReliefIcon() {
if (customization) return;
if (elSelected) if (this.isSameNode(elSelected.node())) return;
unselect();
closeDialogs("#reliefEditor, .stable");
elSelected = d3.select(this).raise().call(d3.drag().on("start", elementDrag));
const group = elSelected.node().parentNode.id;
reliefGroup.value = group;
$("#reliefEditor").dialog({
title: "Edit relief icon",
minHeight: 30, width: "auto", resizable: false,
position: {my: "center top+40", at: "top", of: d3.event},
close: unselect
});
if (modules.editReliefIcon) {return;}
modules.editReliefIcon = true;
$("#reliefGroups").click(function() {
$("#reliefEditor > button").not(this).toggle();
$("#reliefGroupsSelection").toggle();
});
$("#reliefGroup").change(function() {
const type = this.value;
const bbox = elSelected.node().getBBox();
const cx = bbox.x;
const cy = bbox.y + bbox.height / 2;
const cell = diagram.find(cx, cy).index;
const height = cell !== undefined ? cells[cell].height : 0.5;
elSelected.remove();
elSelected = addReliefIcon(height, type, cx, cy);
elSelected.call(d3.drag().on("start", elementDrag));
});
$("#reliefCopy").click(function() {
const group = d3.select(elSelected.node().parentNode);
const copy = elSelected.node().cloneNode(true);
const tr = parseTransform(copy.getAttribute("transform"));
const shift = 10 / Math.sqrt(scale);
let transform = "translate(" + rn(tr[0] - shift, 1) + "," + rn(tr[1] - shift, 1) + ")";
for (let i=2; group.selectAll("[transform='" + transform + "']").size() > 0; i++) {
transform = "translate(" + rn(tr[0] - shift * i, 1) + "," + rn(tr[1] - shift * i, 1) + ")";
}
copy.setAttribute("transform", transform);
group.node().insertBefore(copy, null);
copy.addEventListener("click", editReliefIcon);
});
$("#reliefAddfromEditor").click(function() {
clickToAdd(); // to load on click event function
$("#addRelief").click();
});
$("#reliefRemoveGroup").click(function() {
const group = d3.select(elSelected.node().parentNode);
const count = group.selectAll("*").size();
if (count < 2) {
group.selectAll("*").remove();
$("#labelEditor").dialog("close");
return;
}
const message = "Are you sure you want to remove all '" + reliefGroup.value + "' icons (" + count + ")?";
alertMessage.innerHTML = message;
$("#alert").dialog({resizable: false, title: "Remove all icons within group",
buttons: {
Remove: function() {
$(this).dialog("close");
group.selectAll("*").remove();
$("#reliefEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
});
});
$("#reliefRemove").click(function() {
alertMessage.innerHTML = `Are you sure you want to remove the icon?`;
$("#alert").dialog({resizable: false, title: "Remove relief icon",
buttons: {
Remove: function() {
$(this).dialog("close");
elSelected.remove();
$("#reliefEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
})
});
}
function editBurg() {
if (customization) {return;}
if (elSelected) {
const self = d3.select(this).attr("data-id") === elSelected.attr("data-id");
if (self) {return;}
}
closeDialogs("#burgEditor, .stable");
elSelected = d3.select(this);
const id = +elSelected.attr("data-id");
if (id === undefined) return;
d3.selectAll("[data-id='" + id + "']").call(d3.drag().on("start", elementDrag)).classed("draggable", true);
// update Burg details
const type = elSelected.node().parentNode.id;
const labelGroup = burgLabels.select("#"+type);
const iconGroup = burgIcons.select("#"+type);
burgNameInput.value = manors[id].name;
updateBurgsGroupOptions();
burgSelectGroup.value = labelGroup.attr("id");
burgSelectDefaultFont.value = fonts.indexOf(labelGroup.attr("data-font"));
burgSetLabelSize.value = labelGroup.attr("data-size");
burgLabelColorInput.value = toHEX(labelGroup.attr("fill"));
burgLabelOpacity.value = labelGroup.attr("opacity") === undefined ? 1 : +labelGroup.attr("opacity");
const matrix = elSelected.attr("transform");
const rotation = matrix ? matrix.split('(')[1].split(')')[0].split(' ')[0] : 0;
burgLabelAngle.value = rotation;
burgLabelAngleOutput.innerHTML = rotation + "°";
burgIconSize.value = iconGroup.attr("size");
burgIconFillOpacity.value = iconGroup.attr("fill-opacity") === undefined ? 1 : +iconGroup.attr("fill-opacity");
burgIconFillColor.value = iconGroup.attr("fill");
burgIconStrokeWidth.value = iconGroup.attr("stroke-width");
burgIconStrokeOpacity.value = iconGroup.attr("stroke-opacity") === undefined ? 1 : +iconGroup.attr("stroke-opacity");
burgIconStrokeColor.value = iconGroup.attr("stroke");
const cell = cells[manors[id].cell];
if (cell.region !== "neutral" && cell.region !== undefined) {
burgToggleCapital.disabled = false;
const capital = states[manors[id].region] ? id === states[manors[id].region].capital ? 1 : 0 : 0;
d3.select("#burgToggleCapital").classed("pressed", capital);
} else {
burgToggleCapital.disabled = true;
d3.select("#burgToggleCapital").classed("pressed", false);
}
d3.select("#burgTogglePort").classed("pressed", cell.port !== undefined);
burgPopulation.value = manors[id].population;
burgPopulationFriendly.value = rn(manors[id].population * urbanization.value * populationRate.value * 1000);
$("#burgEditor").dialog({
title: "Edit Burg: " + manors[id].name,
minHeight: 30, width: "auto", resizable: false,
position: {my: "center top+40", at: "top", of: d3.event},
close: function() {
d3.selectAll("[data-id='" + id + "']").call(d3.drag().on("drag", null)).classed("draggable", false);
elSelected = null;
}
});
if (modules.editBurg) return;
modules.editBurg = true;
loadDefaultFonts();
function updateBurgsGroupOptions() {
burgSelectGroup.innerHTML = "";
burgIcons.selectAll("g").each(function(d) {
var opt = document.createElement("option");
opt.value = opt.innerHTML = d3.select(this).attr("id");
burgSelectGroup.add(opt);
});
}
$("#burgEditor > button").not("#burgAddfromEditor").not("#burgRemove").click(function() {
if ($(this).next().is(":visible")) {
$("#burgEditor > button").show();
$(this).next("div").hide();
} else {
$("#burgEditor > *").not(this).hide();
$(this).next("div").show();
}
});
$("#burgEditor > div > button").click(function() {
if ($(this).next().is(":visible")) {
$("#burgEditor > div > button").show();
$(this).parent().prev().show();
$(this).next("div").hide();
} else {
$("#burgEditor > div > button").not(this).hide();
$(this).parent().prev().hide();
$(this).next("div").show();
}
});
$("#burgSelectGroup").change(function() {
const id = +elSelected.attr("data-id");
const g = this.value;
$("#burgIcons [data-id=" + id + "]").detach().appendTo($("#burgIcons > #"+g));
$("#burgLabels [data-id=" + id + "]").detach().appendTo($("#burgLabels > #"+g));
// special case for port icons (anchors)
if (g === "towns" || g === "capitals") {
const el = $("#icons g[id*='anchors'] [data-id=" + id + "]");
if (!el.length) return;
const to = g === "towns" ? $("#town-anchors") : $("#capital-anchors");
el.detach().appendTo(to);
}
});
$("#burgInputGroup").change(function() {
const newGroup = this.value.toLowerCase().replace(/ /g, "_").replace(/[^\w\s]/gi, "");
if (Number.isFinite(+newGroup.charAt(0))) newGroup = "g" + newGroup;
if (burgLabels.select("#"+newGroup).size()) {
tip('The group "'+ newGroup + ' is already exists"');
return;
}
burgInputGroup.value = "";
// clone old group assigning new id
const id = elSelected.node().parentNode.id;
const l = burgLabels.select("#"+id).node().cloneNode(false);
l.id = newGroup;
const i = burgIcons.select("#"+id).node().cloneNode(false);
i.id = newGroup;
burgLabels.node().insertBefore(l, null);
burgIcons.node().insertBefore(i, null);
// select new group
const opt = document.createElement("option");
opt.value = opt.innerHTML = newGroup;
burgSelectGroup.add(opt);
$("#burgSelectGroup").val(newGroup).change();
$("#burgSelectGroup, #burgInputGroup").toggle();
});
$("#burgAddGroup").click(function() {
if ($("#burgInputGroup").css("display") === "none") {
$("#burgInputGroup").css("display", "inline-block");
$("#burgSelectGroup").css("display", "none");
burgInputGroup.focus();
} else {
$("#burgSelectGroup").css("display", "inline-block");
$("#burgInputGroup").css("display", "none");
}
});
$("#burgRemoveGroup").click(function() {
const group = d3.select(elSelected.node().parentNode);
const type = group.attr("id");
const id = +elSelected.attr("data-id");
var count = group.selectAll("*").size();
const message = "Are you sure you want to remove all Burgs (" + count + ") of that group?";
alertMessage.innerHTML = message;
$("#alert").dialog({resizable: false, title: "Remove Burgs",
buttons: {
Remove: function() {
$(this).dialog("close");
group.selectAll("*").each(function(d) {
const id = +d3.select(this).attr("data-id");
if (id === undefined) return;
const cell = manors[id].cell;
const state = manors[id].region;
if (states[state]) {
if (states[state].capital === id) states[state].capital = "select";
states[state].burgs --;
}
manors[id].region = "removed";
cells[cell].manor = undefined;
});
burgLabels.select("#"+type).selectAll("*").remove();
burgIcons.select("#"+type).selectAll("*").remove();
$("#icons g[id*='anchors'] [data-id=" + id + "]").parent().children().remove();
closeDialogs(".stable");
updateCountryEditors();
$("#burgEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
})
return;
});
$("#burgNameInput").on("input", function() {
if (this.value === "") {
tip("Name should not be blank, set opacity to 0 to hide label or remove button to delete");
return;
}
const id = +elSelected.attr("data-id");
burgLabels.selectAll("[data-id='" + id + "']").text(this.value)
manors[id].name = this.value;
$("div[aria-describedby='burgEditor'] .ui-dialog-title").text("Edit Burg: " + this.value);
});
$("#burgNameReCulture, #burgNameReRandom").click(function() {
const id = +elSelected.attr("data-id");
const culture = this.id === "burgNameReCulture" ? manors[id].culture : Math.floor(Math.random() * cultures.length);
const name = generateName(culture);
burgLabels.selectAll("[data-id='" + id + "']").text(name)
manors[id].name = name;
burgNameInput.value = name;
$("div[aria-describedby='burgEditor'] .ui-dialog-title").text("Edit Burg: " + name);
});
$("#burgToggleExternalFont").click(function() {
if ($("#burgInputExternalFont").css("display") === "none") {
$("#burgInputExternalFont").css("display", "inline-block");
$("#burgSelectDefaultFont").css("display", "none");
burgInputExternalFont.focus();
} else {
$("#burgSelectDefaultFont").css("display", "inline-block");
$("#burgInputExternalFont").css("display", "none");
}
});
$("#burgSelectDefaultFont").change(function() {
const type = elSelected.node().parentNode.id;
const group = burgLabels.select("#"+type);
if (burgSelectDefaultFont.value === "") return;
const font = fonts[burgSelectDefaultFont.value].split(':')[0].replace(/\+/g, " ");
group.attr("font-family", font).attr("data-font", fonts[burgSelectDefaultFont.value]);
});
$("#burgInputExternalFont").change(function() {
fetchFonts(this.value).then(fetched => {
if (!fetched) return;
burgToggleExternalFont.click();
burgInputExternalFont.value = "";
if (fetched === 1) $("#burgSelectDefaultFont").val(fonts.length - 1).change();
});
});
$("#burgSetLabelSize").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgLabels.select("#"+type);
group.attr("data-size", +this.value);
invokeActiveZooming();
});
$("#burgLabelColorInput").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgLabels.select("#"+type);
group.attr("fill", this.value);
});
$("#burgLabelOpacity").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgLabels.select("#"+type);
group.attr("opacity", +this.value);
});
$("#burgLabelAngle").on("input", function() {
const id = +elSelected.attr("data-id");
const el = burgLabels.select("[data-id='"+ id +"']");
const c = el.node().getBBox();
const rotate = `rotate(${this.value} ${(c.x+c.width/2)} ${(c.y+c.height/2)})`;
el.attr("transform", rotate);
burgLabelAngleOutput.innerHTML = Math.abs(+this.value) + "°";
});
$("#burgIconSize").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgIcons.select("#"+type);
const size = +this.value
group.attr("size", size);
group.selectAll("*").each(function() {d3.select(this).attr("r", size)});
});
$("#burgIconFillOpacity").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgIcons.select("#"+type);
group.attr("fill-opacity", +this.value);
});
$("#burgIconFillColor").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgIcons.select("#"+type);
group.attr("fill", this.value);
});
$("#burgIconStrokeWidth").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgIcons.select("#"+type);
group.attr("stroke-width", +this.value);
});
$("#burgIconStrokeOpacity").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgIcons.select("#"+type);
group.attr("stroke-opacity", +this.value);
});
$("#burgIconStrokeColor").on("input", function() {
const type = elSelected.node().parentNode.id;
const group = burgIcons.select("#"+type);
group.attr("stroke", this.value);
});
$("#burgToggleCapital").click(function() {
const id = +elSelected.attr("data-id");
const state = manors[id].region;
if (states[state] === undefined) return;
const capital = states[manors[id].region] ? id === states[manors[id].region].capital ? 0 : 1 : 1;
if (capital && states[state].capital !== "select") {
// move oldCapital to burg
const oldCapital = states[state].capital;
$("#burgIcons [data-id=" + oldCapital + "]").detach().appendTo($("#burgIcons > #towns"));
$("#burgLabels [data-id=" + oldCapital + "]").detach().appendTo($("#burgLabels > #towns"));
$("#icons #capital-anchors [data-id=" + oldCapital + "]").detach().appendTo($("#town-anchors"));
}
states[state].capital = capital ? id : "select";
d3.select("#burgToggleCapital").classed("pressed", capital);
const g = capital ? "capitals" : "towns";
$("#burgIcons [data-id=" + id + "]").detach().appendTo($("#burgIcons > #"+g));
$("#burgLabels [data-id=" + id + "]").detach().appendTo($("#burgLabels > #"+g));
const el = $("#icons g[id*='anchors'] [data-id=" + id + "]");
updateCountryEditors();
if (!el.length) return;
const to = g === "towns" ? $("#town-anchors") : $("#capital-anchors");
el.detach().appendTo(to);
});
$("#burgTogglePort").click(function() {
const id = +elSelected.attr("data-id");
const cell = cells[manors[id].cell];
const markAsPort = cell.port === undefined ? true : undefined;
cell.port = markAsPort;
d3.select("#burgTogglePort").classed("pressed", markAsPort);
if (markAsPort) {
const type = elSelected.node().parentNode.id;
const ag = type === "capitals" ? "#capital-anchors" : "#town-anchors";
const group = icons.select(ag);
const size = +group.attr("size");
const x = rn(manors[id].x - size * 0.47, 2);
const y = rn(manors[id].y - size * 0.47, 2);
group.append("use").attr("xlink:href", "#icon-anchor").attr("data-id", id)
.attr("x", x).attr("y", y).attr("width", size).attr("height", size)
.on("click", editIcon);
} else {
$("#icons g[id*='anchors'] [data-id=" + id + "]").remove();
}
});
$("#burgPopulation").on("input", function() {
const id = +elSelected.attr("data-id");
burgPopulationFriendly.value = rn(this.value * urbanization.value * populationRate.value * 1000);
manors[id].population = +this.value;
});
$("#burgAddfromEditor").click(function() {
clickToAdd(); // to load on click event function
$("#addBurg").click();
});
$("#burgRemove").click(function() {
alertMessage.innerHTML = `Are you sure you want to remove the Burg?`;
$("#alert").dialog({resizable: false, title: "Remove Burg",
buttons: {
Remove: function() {
$(this).dialog("close");
const id = +elSelected.attr("data-id");
d3.selectAll("[data-id='" + id + "']").remove();
const cell = manors[id].cell;
const state = manors[id].region;
if (states[state]) {
if (states[state].capital === id) states[state].capital = "select";
states[state].burgs --;
}
manors[id].region = "removed";
cells[cell].manor = undefined;
closeDialogs(".stable");
updateCountryEditors();
},
Cancel: function() {$(this).dialog("close");}
}
})
});
}
// generate cultures for a new map based on options and namesbase
function generateCultures() {
const count = +culturesInput.value;
cultures = d3.shuffle(defaultCultures).slice(0, count);
const centers = d3.range(cultures.length).map(function(d, i) {
const x = Math.floor(Math.random() * graphWidth * 0.8 + graphWidth * 0.1);
const y = Math.floor(Math.random() * graphHeight * 0.8 + graphHeight * 0.1);
const center = [x, y];
cultures[i].center = center;
return center;
});
cultureTree = d3.quadtree(centers);
}
function manorsAndRegions() {
console.group('manorsAndRegions');
calculateChains();
rankPlacesGeography();
locateCapitals();
generateMainRoads();
rankPlacesEconomy();
locateTowns();
shiftSettlements();
checkAccessibility();
defineRegions();
drawManors();
drawRegions();
generatePortRoads();
generateSmallRoads();
generateOceanRoutes();
calculatePopulation();
console.groupEnd('manorsAndRegions');
}
// Assess cells geographycal suitability for settlement
function rankPlacesGeography() {
console.time('rankPlacesGeography');
land.map(function(c) {
let score = 0;
// truncate decimals to keep dta clear
c.height = rn(c.height, 2);
c.flux = rn(c.flux, 2);
// get base score from height (will be biom)
if (c.height <= 0.4) score = 2;
else if (c.height <= 0.5) score = 1.8;
else if (c.height <= 0.6) score = 1.6;
else if (c.height <= 0.8) score = 1.4;
score += (1 - c.height) / 3;
if (c.ctype && Math.random() < 0.8 && !c.river) {
c.score = 0; // ignore 80% of extended cells
} else {
if (c.harbor) {
if (c.harbor === 1) {score += 1;} else {score -= 0.3;} // good sea harbor is valued
}
if (c.river && c.ctype === 1) score += 1; // estuary is valued
if (c.flux > 1) score += Math.pow(c.flux, 0.3); // riverbank is valued
if (c.confluence) score += Math.pow(c.confluence, 0.7); // confluence is valued;
const neighbEv = c.neighbors.map(function(n) {if (cells[n].height >= 0.2) return cells[n].height;})
const difEv = c.height - d3.mean(neighbEv);
if (!isNaN(difEv)) {
score += difEv * 10 * (1 - c.height); // local height maximums are valued
//debug.append("text").attr("x", c.data[0]).attr("y", c.data[1]).attr("font-size", 1).text(rn(difEv * 10 * (1 - c.height), 1));
}
}
c.score = rn(Math.random() * score + score, 3); // add random factor
});
land.sort(function(a, b) {return b.score - a.score;});
console.timeEnd('rankPlacesGeography');
}
// Assess the cells economical suitability for settlement
function rankPlacesEconomy() {
console.time('rankPlacesEconomy');
land.map(function(c) {
var score = c.score;
var path = c.path || 0; // roads are valued
if (path) {
path = Math.pow(path, 0.2);
var crossroad = c.crossroad || 0; // crossroads are valued
score = score + path + crossroad;
}
c.score = rn(Math.random() * score + score, 2); // add random factor
});
land.sort(function(a, b) {return b.score - a.score;});
console.timeEnd('rankPlacesEconomy');
}
// calculate population for manors, cells and states
function calculatePopulation() {
// neutral population factors < 1 as neutral lands are usually pretty wild
const ruralFactor = 0.5, urbanFactor = 0.9;
// calculate population for each burg (based on trade/people attractors)
manors.map(function(m) {
var cell = cells[m.cell];
var score = cell.score;
if (score <= 0) {score = rn(Math.random(), 2)}
if (cell.crossroad) {score += cell.crossroad;} // crossroads
if (cell.confluence) {score += Math.pow(cell.confluence, 0.3);} // confluences
if (m.i !== m.region && cell.port) {score *= 1.5;} // ports (not capital)
if (m.i === m.region && !cell.port) {score *= 2;} // land-capitals
if (m.i === m.region && cell.port) {score *= 3;} // port-capitals
if (m.region === "neutral") score *= urbanFactor;
m.population = rn(score, 1);
});
// calculate rural population for each cell based on area + elevation (elevation to be changed to biome)
const graphSizeAdj = 90 / Math.sqrt(cells.length, 2); // adjust to different graphSize
land.map(function(l) {
let population = 0;
const elevationFactor = Math.pow(1 - l.height, 3);
population = elevationFactor * l.area * graphSizeAdj;
if (l.region === "neutral") population *= ruralFactor;
l.pop = rn(population, 1);
});
// calculate population for each region
states.map(function(s, i) {
// define region burgs count
var burgs = $.grep(manors, function(e) {return e.region === i;});
s.burgs = burgs.length;
// define region total and burgs population
var burgsPop = 0; // get summ of all burgs population
burgs.map(function(b) {burgsPop += b.population;});
s.urbanPopulation = rn(burgsPop, 2);
var regionCells = $.grep(cells, function(e) {return e.region === i;});
let cellsPop = 0;
regionCells.map(function(c) {cellsPop += c.pop});
s.cells = regionCells.length;
s.ruralPopulation = rn(cellsPop, 1);
});
// collect data for neutrals
const neutralCells = $.grep(cells, function(e) {return e.region === "neutral";});
if (neutralCells.length) {
let burgs = 0, urbanPopulation = 0, ruralPopulation = 0, area = 0;
manors.forEach(function(m) {
if (m.region !== "neutral") return;
urbanPopulation += m.population;
burgs++;
});
neutralCells.forEach(function(c) {
ruralPopulation += c.pop;
area += cells[c.index].area;
});
states.push({i: states.length, color: "neutral", name: "Neutrals", capital: "neutral",
cells: neutralCells.length, burgs, urbanPopulation: rn(urbanPopulation, 2),
ruralPopulation: rn(ruralPopulation, 2), area: rn(area)});
}
}
function locateCapitals() {
console.time('locateCapitals');
// min distance detween capitals
const count = +regionsInput.value;
let spacing = (graphWidth + graphHeight) / 2 / count;
console.log(" states: " + count);
for (let l = 0; manors.length < count; l++) {
const region = manors.length;
const x = land[l].data[0], y = land[l].data[1];
let minDist = 10000; // dummy value
for (let c = 0; c < manors.length; c++) {
const dist = Math.hypot(x - manors[c].x, y - manors[c].y);
if (dist < minDist) minDist = dist;
if (minDist < spacing) break;
}
if (minDist >= spacing) {
const cell = land[l].index;
const closest = cultureTree.find(x, y);
const culture = getCultureId(closest);
const name = generateName(culture);
manors.push({i: region, cell, x, y, region, culture, name});
}
if (l === land.length - 1) {
console.error("Cannot place capitals with current spacing. Trying again with reduced spacing");
l = -1, manors = [], spacing /= 1.2;
}
}
// For each capital create a country
const scheme = count <= 8 ? colors8 : colors20;
const mod = +powerInput.value;
manors.forEach(function(m, i) {
const power = rn(Math.random() * mod / 2 + 1, 1);
const color = scheme(i / count);
states.push({i, color, power, capital: i});
states[i].name = generateStateName(i);
const p = cells[m.cell];
p.manor = i;
p.region = i;
p.culture = m.culture;
});
console.timeEnd('locateCapitals');
}
function locateTowns() {
console.time('locateTowns');
const count = +manorsInput.value;
const neutral = +neutralInput.value;
const manorTree = d3.quadtree();
manors.forEach(function(m) {manorTree.add([m.x, m.y]);});
for (let l = 0; manors.length < count && l < land.length; l++) {
const x = land[l].data[0], y = land[l].data[1];
const c = manorTree.find(x, y);
const d = Math.hypot(x - c[0], y - c[1]);
if (d < 6) continue;
const cell = land[l].index;
let region = "neutral", culture = -1, closest = neutral;
for (let c = 0; c < states.length; c++) {
let dist = Math.hypot(manors[c].x - x, manors[c].y - y) / states[c].power;
const cap = manors[c].cell;
if (cells[cell].fn !== cells[cap].fn) dist *= 3;
if (dist < closest) {region = c; closest = dist;}
}
if (closest > neutral / 5 || region === "neutral") {
const closestCulture = cultureTree.find(x, y);
culture = getCultureId(closestCulture);
} else {
culture = manors[region].culture;
}
const name = generateName(culture);
land[l].manor = manors.length;
land[l].culture = culture;
land[l].region = region;
manors.push({i: manors.length, cell, x, y, region, culture, name});
manorTree.add([x, y]);
}
if (manors.length < count) {
const error = "Cannot place all burgs. Requested " + count + ", placed " + manors.length;
console.error(error);
}
console.timeEnd('locateTowns');
}
// shift settlements from cell point
function shiftSettlements() {
for (let i=0; i < manors.length; i++) {
const capital = i < regionsInput.value;
const cell = cells[manors[i].cell];
let x = manors[i].x, y = manors[i].y;
if ((capital && cell.harbor) || cell.harbor === 1) {
// port: capital with any harbor and towns with good harbors
cell.port = cells[cell.haven].fn;
x = cell.coastX;
y = cell.coastY;
}
if (cell.river) {
let shift = 0.2 * cell.flux;
if (shift < 0.2) shift = 0.2;
if (shift > 1) shift = 1;
shift = Math.random() > .5 ? shift : shift * -1;
x = rn(x + shift, 2);
shift = Math.random() > .5 ? shift : shift * -1;
y = rn(y + shift, 2);
}
cell.data[0] = manors[i].x = x;
cell.data[1] = manors[i].y = y;
}
}
// Validate each island with manors has port
function checkAccessibility() {
console.time("checkAccessibility");
for (let f = 0; f < features.length; f++) {
if (!features[f].land) continue;
var manorsOnIsland = $.grep(land, function(e) {return e.manor !== undefined && e.fn === f;});
if (manorsOnIsland.length > 0) {
var ports = $.grep(manorsOnIsland, function(p) {return p.port;});
if (ports.length === 0) {
var portCandidates = $.grep(manorsOnIsland, function(c) {return c.harbor && c.ctype === 1;});
if (portCandidates.length > 0) {
// No ports on island. Upgrading first burg to port
const candidate = portCandidates[0];
candidate.harbor = 1;
candidate.port = cells[candidate.haven].fn;
const manor = manors[portCandidates[0].manor];
candidate.data[0] = manor.x = candidate.coastX;
candidate.data[1] = manor.y = candidate.coastY;
// add score for each burg on island (as it's the only port)
candidate.score += Math.floor((portCandidates.length - 1) / 2);
} else {
// No ports on island. Reducing score for burgs
manorsOnIsland.map(function(e) {e.score -= 2;});
}
}
}
}
console.timeEnd("checkAccessibility");
}
function generateMainRoads() {
console.time("generateMainRoads");
lineGen.curve(d3.curveBasis);
if (states.length < 2 || manors.length < 2) return;
for (let f = 0; f < features.length; f++) {
if (!features[f].land) continue;
const manorsOnIsland = $.grep(land, function(e) {return e.manor !== undefined && e.fn === f;});
if (manorsOnIsland.length > 1) {
for (let d = 1; d < manorsOnIsland.length; d++) {
for (let m = 0; m < d; m++) {
const path = findLandPath(manorsOnIsland[d].index, manorsOnIsland[m].index, "main");
restorePath(manorsOnIsland[m].index, manorsOnIsland[d].index, "main", path);
}
}
}
}
console.timeEnd("generateMainRoads");
}
// add roads from port to capital if capital is not a port
function generatePortRoads() {
console.time("generatePortRoads");
if (!states.length || manors.length < 2) return;
const portless = [];
for (let s=0; s < states.length; s++) {
const cell = manors[s].cell;
if (cells[cell].port === undefined) portless.push(s);
}
for (let l=0; l < portless.length; l++) {
const ports = $.grep(land, function(l) {return l.port !== undefined && l.region === portless[l];});
if (!ports.length) continue;
let minDist = 1000, end = -1;
ports.map(function(p) {
const dist = Math.hypot(e.data[0] - p.data[0], e.data[1] - p.data[1]);
if (dist < minDist && dist > 1) {minDist = dist; end = p.index;}
});
if (end !== -1) {
const start = manors[portless[l]].cell;
const path = findLandPath(start, end, "direct");
restorePath(end, start, "main", path);
}
}
console.timeEnd("generatePortRoads");
}
function generateSmallRoads() {
console.time("generateSmallRoads");
if (manors.length < 2) return;
for (let f = 0; f < features.length; f++) {
var manorsOnIsland = $.grep(land, function(e) {return e.manor !== undefined && e.fn === f;});
var l = manorsOnIsland.length;
if (l > 1) {
var secondary = rn((l + 8) / 10);
for (s = 0; s < secondary; s++) {
var start = manorsOnIsland[Math.floor(Math.random() * l)].index;
var end = manorsOnIsland[Math.floor(Math.random() * l)].index;
var dist = Math.hypot(cells[start].data[0] - cells[end].data[0], cells[start].data[1] - cells[end].data[1]);
if (dist > 10) {
var path = findLandPath(start, end, "direct");
restorePath(end, start, "small", path);
}
}
manorsOnIsland.map(function(e, d) {
if (!e.path && d > 0) {
var start = e.index, end = -1;
var road = $.grep(land, function(e) {return e.path && e.fn === f;});
if (road.length > 0) {
var minDist = 10000;
road.map(function(i) {
var dist = Math.hypot(e.data[0] - i.data[0], e.data[1] - i.data[1]);
if (dist < minDist) {minDist = dist; end = i.index;}
});
} else {
end = manorsOnIsland[0].index;
}
var path = findLandPath(start, end, "main");
restorePath(end, start, "small", path);
}
});
}
}
console.timeEnd("generateSmallRoads");
}
function generateOceanRoutes() {
console.time("generateOceanRoutes");
lineGen.curve(d3.curveBasis);
const cAnchors = icons.selectAll("#capital-anchors");
const tAnchors = icons.selectAll("#town-anchors");
const cSize = cAnchors.attr("size") || 2;
const tSize = tAnchors.attr("size") || 1;
const ports = [];
// groups all ports on water feature
for (let m = 0; m < manors.length; m++) {
const cell = manors[m].cell;
const port = cells[cell].port;
if (port === undefined) continue;
if (ports[port] === undefined) ports[port] = [];
ports[port].push(cell);
// draw anchor icon
const group = m < states.length ? cAnchors : tAnchors;
const size = m < states.length ? cSize : tSize;
const x = rn(cells[cell].data[0] - size * 0.47, 2);
const y = rn(cells[cell].data[1] - size * 0.47, 2);
group.append("use").attr("xlink:href", "#icon-anchor").attr("data-id", m)
.attr("x", x).attr("y", y).attr("width", size).attr("height", size);
icons.selectAll("use").on("click", editIcon);
}
for (let w = 0; w < ports.length; w++) {
if (!ports[w]) continue;
if (ports[w].length < 2) continue;
const onIsland = [];
for (let i = 0; i < ports[w].length; i++) {
const cell = ports[w][i];
const fn = cells[cell].fn;
if (onIsland[fn] === undefined) onIsland[fn] = [];
onIsland[fn].push(cell);
}
for (let fn = 0; fn < onIsland.length; fn++) {
if (!onIsland[fn]) continue;
if (onIsland[fn].length < 2) continue;
const start = onIsland[fn][0];
const paths = findOceanPaths(start, -1);
for (let h=1; h < onIsland[fn].length; h++) {
// routes from all ports on island to 1st port on island
restorePath(onIsland[fn][h], start, "ocean", paths);
}
// inter-island routes
for (let c=fn+1; c < onIsland.length; c++) {
if (!onIsland[c]) continue;
if (!onIsland[c].length) continue;
if (onIsland[fn].length > 3) {
const end = onIsland[c][0];
restorePath(end, start, "ocean", paths);
}
}
if (features[w].border && !features[fn].border && onIsland[fn].length > 5) {
// encircle the island
onIsland[fn].sort(function(a, b) {return cells[b].cost - cells[a].cost;});
for (let a = 2; a < onIsland[fn].length && a < 10; a++) {
const from = onIsland[fn][1], to = onIsland[fn][a];
const dist = Math.hypot(cells[from].data[0] - cells[to].data[0], cells[from].data[1] - cells[to].data[1]);
const distPath = getPathDist(from, to);
if (distPath > dist * 4 + 10) {
const totalCost = cells[from].cost + cells[to].cost;
const pathsAdd = findOceanPaths(from, to);
if (cells[to].cost < totalCost) {
restorePath(to, from, "ocean", pathsAdd);
break;
}
}
}
}
}
}
console.timeEnd("generateOceanRoutes");
}
function findLandPath(start, end, type) {
// A* algorithm
var queue = new PriorityQueue({comparator: function(a, b) {return a.p - b.p}});
var cameFrom = [];
var costTotal = [];
costTotal[start] = 0;
queue.queue({e: start, p: 0});
while (queue.length > 0) {
var next = queue.dequeue().e;
if (next === end) {break;}
var pol = cells[next];
pol.neighbors.forEach(function(e) {
if (cells[e].height >= 0.2) {
var cost = cells[e].height * 2;
if (cells[e].path && type === "main") {
cost = 0.15;
} else {
if (typeof e.manor === "undefined") {cost += 0.1;}
if (typeof e.river !== "undefined") {cost -= 0.1;}
if (cells[e].harbor) {cost *= 0.3;}
if (cells[e].path) {cost *= 0.5;}
cost += Math.hypot(cells[e].data[0] - pol.data[0], cells[e].data[1] - pol.data[1]) / 30;
}
var costNew = costTotal[next] + cost;
if (!cameFrom[e] || costNew < costTotal[e]) { //
costTotal[e] = costNew;
cameFrom[e] = next;
var dist = Math.hypot(cells[e].data[0] - cells[end].data[0], cells[e].data[1] - cells[end].data[1]) / 15;
var priority = costNew + dist;
queue.queue({e, p: priority});
}
}
});
}
return cameFrom;
}
function findLandPaths(start, type) {
// Dijkstra algorithm (not used now)
const queue = new PriorityQueue({comparator: function(a, b) {return a.p - b.p}});
const cameFrom = [], costTotal = [];
cameFrom[start] = "no", costTotal[start] = 0;
queue.queue({e: start, p: 0});
while (queue.length > 0) {
const next = queue.dequeue().e;
const pol = cells[next];
pol.neighbors.forEach(function(e) {
if (cells[e].height < 0.2) return;
let cost = cells[e].height * 2;
if (e.river !== undefined) cost -= 0.2;
if (pol.region !== cells[e].region) cost += 1;
if (cells[e].region === "neutral") cost += 1;
if (e.manor !== undefined) cost = 0.1;
const costNew = costTotal[next] + cost;
if (!cameFrom[e]) {
costTotal[e] = costNew;
cameFrom[e] = next;
queue.queue({e, p: costNew});
}
});
}
return cameFrom;
}
function findOceanPaths(start, end) {
const queue = new PriorityQueue({comparator: function(a, b) {return a.p - b.p}});
let next;
const cameFrom = [], costTotal = [];
cameFrom[start] = "no", costTotal[start] = 0;
queue.queue({e: start, p: 0});
while (queue.length > 0 && next !== end) {
next = queue.dequeue().e;
const pol = cells[next];
pol.neighbors.forEach(function(e) {
if (cells[e].ctype < 0 || cells[e].haven === next) {
let cost = 1;
if (cells[e].ctype > 0) cost += 100;
if (cells[e].ctype < -1) {
const dist = Math.hypot(cells[e].data[0] - pol.data[0], cells[e].data[1] - pol.data[1]);
cost += 50 + dist * 2;
}
if (cells[e].path && cells[e].ctype < 0) cost *= 0.8;
const costNew = costTotal[next] + cost;
if (!cameFrom[e]) {
costTotal[e] = costNew;
cells[e].cost = costNew;
cameFrom[e] = next;
queue.queue({e, p: costNew});
}
}
});
}
return cameFrom;
}
function getPathDist(start, end) {
var queue = new PriorityQueue({comparator: function(a, b) {return a.p - b.p}});
var next, costNew;
var cameFrom = [];
var costTotal = [];
cameFrom[start] = "no";
costTotal[start] = 0;
queue.queue({e: start, p: 0});
while (queue.length > 0 && next !== end) {
next = queue.dequeue().e;
var pol = cells[next];
pol.neighbors.forEach(function(e) {
if (cells[e].path && (cells[e].ctype === -1 || cells[e].haven === next)) {
var dist = Math.hypot(cells[e].data[0] - pol.data[0], cells[e].data[1] - pol.data[1]);
costNew = costTotal[next] + dist;
if (!cameFrom[e]) {
costTotal[e] = costNew;
cameFrom[e] = next;
queue.queue({e, p: costNew});
}
}
});
}
return costNew;
}
function restorePath(end, start, type, from) {
var path = [], current = end, limit = 1000;
var prev = cells[end];
if (type === "ocean" || !prev.path) {path.push({scX: prev.data[0], scY: prev.data[1], i: end});}
if (!prev.path) {prev.path = 1;}
for (var i = 0; i < limit; i++) {
current = from[current];
var cur = cells[current];
if (!cur) {break;}
if (cur.path) {
cur.path += 1;
path.push({scX: cur.data[0], scY: cur.data[1], i: current});
prev = cur;
drawPath();
} else {
cur.path = 1;
if (prev) {path.push({scX: prev.data[0], scY: prev.data[1], i: prev.index});}
prev = undefined;
path.push({scX: cur.data[0], scY: cur.data[1], i: current});
}
if (current === start || !from[current]) {break;}
}
drawPath();
function drawPath() {
if (path.length > 1) {
// mark crossroades
if (type === "main" || type === "small") {
var plus = type === "main" ? 4 : 2;
var f = cells[path[0].i];
if (f.path > 1) {
if (!f.crossroad) {f.crossroad = 0;}
f.crossroad += plus;
}
var t = cells[(path[path.length - 1].i)];
if (t.path > 1) {
if (!t.crossroad) {t.crossroad = 0;}
t.crossroad += plus;
}
}
// draw path segments
var line = lineGen(path);
line = round(line, 1);
let id = 0; // to create unique route id
if (type === "main") {
id = roads.selectAll("path").size();
roads.append("path").attr("d", line).attr("id", "road"+id).on("click", editRoute);
} else if (type === "small") {
id = trails.selectAll("path").size();
trails.append("path").attr("d", line).attr("id", "trail"+id).on("click", editRoute);
} else if (type === "ocean") {
id = searoutes.selectAll("path").size();
searoutes.append("path").attr("d", line).attr("id", "searoute"+id).on("click", editRoute);
}
}
path = [];
}
}
// Append burg elements
function drawManors() {
console.time('drawManors');
const capitalIcons = burgIcons.select("#capitals");
const capitalLabels = burgLabels.select("#capitals");
const townIcons = burgIcons.select("#towns");
const townLabels = burgLabels.select("#towns");
const capitalSize = capitalIcons.attr("size") || 1;
const townSize = townIcons.attr("size") || 0.5;
capitalIcons.selectAll("*").remove();
capitalLabels.selectAll("*").remove();
townIcons.selectAll("*").remove();
townLabels.selectAll("*").remove();
for (let i = 0; i < manors.length; i++) {
const x = manors[i].x, y = manors[i].y;
const cell = manors[i].cell;
const name = manors[i].name;
const ic = i < states.length ? capitalIcons : townIcons;
const lb = i < states.length ? capitalLabels : townLabels;
const size = i < states.length ? capitalSize : townSize;
ic.append("circle").attr("data-id", i).attr("cx", x).attr("cy", y).attr("r", size).on("click", editBurg);
lb.append("text").attr("data-id", i).attr("x", x).attr("y", y).attr("dy", "-0.35em").text(name).on("click", editBurg);
}
console.timeEnd('drawManors');
}
function calculateChains() {
for (let c=0; c < nameBase.length; c++) {
chain[c] = calculateChain(c);
}
}
// calculate Markov's chain from namesbase data
function calculateChain(c) {
const chain = [];
const d = nameBase[c].join(" ").toLowerCase();
const method = nameBases[c].method;
for (let i = -1, prev = " ", str = ""; i < d.length - 2; prev = str, i += str.length, str = "") {
let vowel = 0, f = " ";
if (method === "let-to-let") {str = d[i+1];} else {
for (let c=i+1; str.length < 5; c++) {
if (d[c] === undefined) break;
str += d[c];
if (str === " ") break;
if (d[c] !== "o" && d[c] !== "e" && vowels.includes(d[c]) && d[c+1] === d[c]) break;
if (d[c+2] === " ") {str += d[c+1]; break;}
if (vowels.includes(d[c])) vowel++;
if (vowel && vowels.includes(d[c+2])) break;
}
}
if (i >= 0) {
f = d[i];
if (method === "syl-to-syl") f = prev;
}
if (chain[f] === undefined) chain[f] = [];
chain[f].push(str);
}
return chain;
}
// generate random name using Markov's chain
function generateName(culture, base) {
if (base === undefined) base = cultures[culture].base;
const method = nameBases[base].method;
const error = function(base) {
const er = "Names data for base " + nameBases[base].name + " is incorrect. Please fix in Namesbase Editor";
tip(er);
editNamesbase();
}
if (method === "selection") {
const rnd = rand(nameBase[base].length - 1);
const name = nameBase[base][rnd];
if (name === undefined) {error; return;}
return name;
}
const data = chain[base];
const max = nameBases[base].max;
const min = nameBases[base].min;
const d = nameBases[base].d;
let word = "", variants = data[" "];
if (variants === undefined) {error(base); return;};
let cur = variants[rand(variants.length - 1)];
for (let i=0; i < 21; i++) {
if (cur === " " && Math.random() < 0.8) {
// space means word end, but we don't want to end if word is too short
if (word.length < min) {
word = "";
variants = data[" "];
} else {break;}
} else {
const l = method === "let-to-syl" && cur.length > 1 ? cur[cur.length - 1] : cur;
variants = data[l];
// word is getting too long, restart
word += cur; // add current el to word
if (word.length > max) word = "";
}
if (variants === undefined) {error(base); return;};
cur = variants[rand(variants.length - 1)];
}
// very rare case, let's just select a random name
if (word.length < 2) word = nameBase[base][rand(nameBase[base].length - 1)];
// parse word to get a final name
const name = [...word].reduce(function(r, c, i, data) {
if (c === " ") {
if (!r.length) return "";
if (i+1 === data.length) return r;
}
if (!r.length) return c.toUpperCase();
if (r.slice(-1) === " ") return r + c.toUpperCase();
if (c === data[i-1]) {
if (!d.includes(c)) return r;
if (c === data[i-2]) return r;
}
return r + c;
}, "");
return name;
}
// Define areas based on the closest manor to a polygon
function defineRegions() {
console.time('defineRegions');
const manorTree = d3.quadtree();
manors.forEach(function(m) {if (m.region !== "removed") manorTree.add([m.x, m.y]);});
const neutral = +neutralInput.value;
land.forEach(function(i) {
if (i.manor !== undefined) {
i.region = manors[i.manor].region;
i.culture = manors[i.manor].culture;
return;
}
const x = i.data[0], y = i.data[1];
let dist = 100000, manor = null;
if (manors.length) {
const c = manorTree.find(x, y);
dist = Math.hypot(c[0] - x, c[1] - y);
manor = getManorId(c);
}
if (dist > neutral / 2 || manor === null) {
i.region = "neutral";
const closestCulture = cultureTree.find(x, y);
i.culture = getCultureId(closestCulture);
} else {
const cell = manors[manor].cell;
if (cells[cell].fn !== i.fn) {
let minDist = dist * 3;
land.forEach(function(l) {
if (l.fn === i.fn && l.manor !== undefined) {
if (manors[l.manor].region === "removed") return;
const distN = Math.hypot(l.data[0] - x, l.data[1] - y);
if (distN < minDist) {minDist = distN; manor = l.manor;}
}
});
}
i.region = manors[manor].region;
i.culture = manors[manor].culture;
}
});
console.timeEnd('defineRegions');
}
// Define areas cells
function drawRegions() {
console.time('drawRegions');
labels.select("#countries").selectAll("*").remove();
// arrays to store edge data
const edges = [], coastalEdges = [], borderEdges = [], neutralEdges = [];
for (let a=0; a < states.length; a++) {
edges[a] = [];
coastalEdges[a] = [];
}
const e = diagram.edges;
for (let i=0; i < e.length; i++) {
if (e[i] === undefined) continue;
const start = e[i][0].join(" ");
const end = e[i][1].join(" ");
const p = {start, end};
if (e[i].left === undefined) {
const r = e[i].right.index;
const rr = cells[r].region;
if (Number.isInteger(rr)) edges[rr].push(p);
continue;
}
if (e[i].right === undefined) {
const l = e[i].left.index;
const lr = cells[l].region;
if (Number.isInteger(lr)) edges[lr].push(p);
continue;
}
const l = e[i].left.index;
const r = e[i].right.index;
const lr = cells[l].region;
const rr = cells[r].region;
if (lr === rr) continue;
if (Number.isInteger(lr)) {
edges[lr].push(p);
if (rr === undefined) {coastalEdges[lr].push(p);}
else if (rr === "neutral") {neutralEdges.push(p);}
}
if (Number.isInteger(rr)) {
edges[rr].push(p);
if (lr === undefined) {coastalEdges[rr].push(p);}
else if (lr === "neutral") {neutralEdges.push(p);}
else if (Number.isInteger(lr)) {borderEdges.push(p);}
}
}
edges.map(function(e, i) {
if (e.length) {
drawRegion(e, i);
drawRegionCoast(coastalEdges[i], i);
}
});
drawBorders(borderEdges, "state");
drawBorders(neutralEdges, "neutral");
console.timeEnd('drawRegions');
}
function drawRegion(edges, region) {
var path = "", array = [];
lineGen.curve(d3.curveLinear);
while (edges.length > 2) {
var edgesOrdered = []; // to store points in a correct order
var start = edges[0].start;
var end = edges[0].end;
edges.shift();
var spl = start.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
spl = end.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
for (var i = 0; end !== start && i < 2000; i++) {
var next = $.grep(edges, function(e) {return (e.start == end || e.end == end);});
if (next.length > 0) {
if (next[0].start == end) {
end = next[0].end;
} else if (next[0].end == end) {
end = next[0].start;
}
spl = end.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
}
var rem = edges.indexOf(next[0]);
edges.splice(rem, 1);
}
path += lineGen(edgesOrdered) + "Z ";
var edgesFormatted = [];
edgesOrdered.map(function(e) {edgesFormatted.push([+e.scX, +e.scY])});
array[array.length] = edgesFormatted;
}
var color = states[region].color;
regions.append("path").attr("d", round(path, 1)).attr("fill", color).attr("stroke", "none").attr("class", "region"+region);
array.sort(function(a, b){return b.length - a.length;});
var name = states[region].name;
var c = polylabel(array, 1.0); // pole of inaccessibility
labels.select("#countries").append("text").attr("id", "regionLabel"+region).attr("x", rn(c[0])).attr("y", rn(c[1])).text(name).on("click", editLabel);
states[region].area = rn(Math.abs(d3.polygonArea(array[0]))); // define region area
}
function drawRegionCoast(edges, region) {
var path = "";
while (edges.length > 0) {
var edgesOrdered = []; // to store points in a correct order
var start = edges[0].start;
var end = edges[0].end;
edges.shift();
var spl = start.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
spl = end.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
var next = $.grep(edges, function(e) {return (e.start == end || e.end == end);});
while (next.length > 0) {
if (next[0].start == end) {
end = next[0].end;
} else if (next[0].end == end) {
end = next[0].start;
}
spl = end.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
var rem = edges.indexOf(next[0]);
edges.splice(rem, 1);
next = $.grep(edges, function(e) {return (e.start == end || e.end == end);});
}
path += lineGen(edgesOrdered);
}
var color = states[region].color;
regions.append("path").attr("d", round(path, 1)).attr("fill", "none").attr("stroke", color).attr("stroke-width", 1.5).attr("class", "region"+region);
}
function drawBorders(edges, type) {
var path = "";
if (edges.length < 1) {return;}
while (edges.length > 0) {
var edgesOrdered = []; // to store points in a correct order
var start = edges[0].start;
var end = edges[0].end;
edges.shift();
var spl = start.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
spl = end.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
var next = $.grep(edges, function(e) {return (e.start == end || e.end == end);});
while (next.length > 0) {
if (next[0].start == end) {
end = next[0].end;
} else if (next[0].end == end) {
end = next[0].start;
}
spl = end.split(" ");
edgesOrdered.push({scX: spl[0], scY: spl[1]});
var rem = edges.indexOf(next[0]);
edges.splice(rem, 1);
next = $.grep(edges, function(e) {return (e.start == end || e.end == end);});
}
path += lineGen(edgesOrdered);
}
if (type === "state") {stateBorders.append("path").attr("d", round(path, 1));}
if (type === "neutral") {neutralBorders.append("path").attr("d", round(path, 1));}
}
// generate region name
function generateStateName(state) {
let culture = null;
if (states[state]) if(manors[states[state].capital]) culture = manors[states[state].capital].culture;
let name = "NameIdontWant";
if (Math.random() < 0.85 || culture === null) {
// culture is random if capital is not yet defined
if (culture === null) culture = rand(cultures.length - 1);
while (name.length > 8) {name = generateName(culture);}
} else {
name = manors[state].name;
}
const base = cultures[culture].base;
let addSuffix = false;
// handle special cases
const e = name.slice(-2);
if (base === 5 && (e === "sk" || e === "ev" || e === "ov")) {
// remove -sk and -ev/-ov for Ruthenian
name = name.slice(0,-2);
addSuffix = true;
} else if (name.length > 6 && name.slice(-4) === "berg") {
// remove -berg ending for any
name = name.slice(0,-4);
addSuffix = true;
}
// define if suffix should be used
let vowel = vowels.includes(name.slice(-1)); // last char is vowel
if (vowel && name.length > 3) {
if (Math.random() < 0.85) {
if (vowels.includes(name.slice(-2,-1))) {
name = name.slice(0,-2);
addSuffix = true; // 85% for vv
} else if (Math.random() < 0.7) {
name = name.slice(0,-1);
addSuffix = true; // ~60% for cv
}
}
} else if (Math.random() < 0.6) {
addSuffix = true; // 60% for cc and vc
}
if (addSuffix === false) return name;
let suffix = "ia"; // common latin suffix
const rnd = Math.random();
if (rnd < 0.05 && base === 3) suffix = "terra"; // 5% "terra" for Italian
else if (rnd < 0.05 && base === 4) suffix = "terra"; // 5% "terra" for Spanish
else if (rnd < 0.05 && base == 2) suffix = "terre"; // 5% "terre" for French
else if (rnd < 0.5 && base == 0) suffix = "land"; // 50% "land" for German
else if (rnd < 0.4 && base == 1) suffix = "land"; // 40% "land" for English
else if (rnd < 0.3 && base == 6) suffix = "land"; // 30% "land" for Nordic
if (name.slice(-1 * suffix.length) === suffix) return name; // no suffix if name already ends with it
return name + suffix;
}
// re-calculate cultures
function recalculateCultures(fullRedraw) {
console.time("recalculateCultures");
// For each capital find closest culture and assign it to capital
states.forEach(function(s) {
if (s.capital === "neutral" || s.capital === "select") return;
const capital = manors[s.capital];
const c = cultureTree.find(capital.x, capital.y);
capital.culture = getCultureId(c);
});
// For each town if distance to its capital > neutral / 2,
// assign closest culture to the town; else assign capital's culture
const manorTree = d3.quadtree();
const neutral = +neutralInput.value;
manors.forEach(function(m) {
if (m.region === "removed") return;
manorTree.add([m.x, m.y]);
if (m.region !== "neutral") {
const c = states[m.region].capital;
const dist = Math.hypot(m.x - manors[c].x, m.y - manors[c].y);
if (dist <= neutral / 5) {
m.culture = manors[c].culture;
return;
}
}
const c = cultureTree.find(m.x, m.y);
m.culture = getCultureId(c);
});
// For each land cell if distance to closest manor > neutral / 2,
// assign closest culture to the cell; else assign manors's culture
const changed = [];
land.forEach(function(i) {
const x = i.data[0], y = i.data[1];
const c = manorTree.find(x, y);
const culture = i.culture;
const dist = Math.hypot(c[0] - x, c[1] - y);
let manor = getManorId(c);
if (dist > neutral / 2 || manor === undefined) {
const closestCulture = cultureTree.find(i.data[0], i.data[1]);
i.culture = getCultureId(closestCulture);
} else {
const cell = manors[manor].cell;
if (cells[cell].fn !== i.fn) {
let minDist = dist * 3;
land.forEach(function(l) {
if (l.fn === i.fn && l.manor !== undefined) {
if (manors[l.manor].region === "removed") return;
const distN = Math.hypot(l.data[0] - x, l.data[1] - y);
if (distN < minDist) {minDist = distN; manor = l.manor;}
}
});
}
i.culture = manors[manor].culture;
}
// re-color cells
if (i.culture !== culture || fullRedraw) {
const clr = cultures[i.culture].color;
cults.select("#cult"+i.index).attr("fill", clr).attr("stroke", clr);
}
});
console.timeEnd("recalculateCultures");
}
// get culture Id from center coordinates
function getCultureId(c) {
for (let i=0; i < cultures.length; i++) {
if (cultures[i].center[0] === c[0]) if (cultures[i].center[1] === c[1]) return i;
}
}
// get manor Id from center coordinates
function getManorId(c) {
for (let i=0; i < manors.length; i++) {
if (manors[i].x === c[0]) if (manors[i].y === c[1]) return i;
}
}
// draw the Heightmap
function toggleHeight() {
const scheme = styleSchemeInput.value;
let hColor = color;
if (scheme === "light") hColor = d3.scaleSequential(d3.interpolateRdYlGn);
if (scheme === "green") hColor = d3.scaleSequential(d3.interpolateGreens);
if (scheme === "monochrome") hColor = d3.scaleSequential(d3.interpolateGreys);
if (!terrs.selectAll("path").size()) {
cells.map(function(i, d) {
let height = i.height;
if (height < 0.2 && i.lake !== 2) return;
if (i.lake === 2) {
const heights = i.neighbors.map(function(e) {if (cells[e].height >= 0.2) return cells[e].height;})
height = d3.mean(heights);
if (height < 0.2 || height === undefined) height = 0.2;
}
const clr = hColor(1 - height);
terrs.append("path")
.attr("d", "M" + polygons[d].join("L") + "Z")
.attr("fill", clr).attr("stroke", clr);
});
} else {
terrs.selectAll("path").remove();
}
}
// draw Cultures
function toggleCultures() {
if (cults.selectAll("path").size() == 0) {
land.map(function(i) {
const color = cultures[i.culture].color;
cults.append("path")
.attr("d", "M" + polygons[i.index].join("L") + "Z")
.attr("id", "cult" + i.index)
.attr("fill", color)
.attr("stroke", color);
});
} else {
cults.selectAll("path").remove();
}
}
// draw Overlay
function toggleOverlay() {
if (overlay.selectAll("*").size() === 0) {
var type = styleOverlayType.value;
var size = +styleOverlaySize.value;
if (type === "hex") {
var hexbin = d3.hexbin().radius(size).size([svgWidth, svgHeight]);
overlay.append("path").attr("d", round(hexbin.mesh(), 0));
} else if (type === "square") {
var x = d3.range(size, svgWidth, size);
var y = d3.range(size, svgHeight, size);
overlay.append("g").selectAll("line").data(x).enter().append("line")
.attr("x1", function(d) {return d;})
.attr("x2", function(d) {return d;})
.attr("y1", 0).attr("y2", svgHeight);
overlay.append("g").selectAll("line").data(y).enter().append("line")
.attr("y1", function(d) {return d;})
.attr("y2", function(d) {return d;})
.attr("x1", 0).attr("x2", svgWidth);
} else {
var tr = `translate(80 80) scale(${size / 20})`;
d3.select("#rose").attr("transform", tr);
overlay.append("use").attr("xlink:href","#rose");
}
overlay.call(d3.drag().on("start", elementDrag));
} else {
overlay.selectAll("*").remove();
}
}
// clean data to get rid of redundand info
function cleanData() {
console.time("cleanData");
cells.map(function(c) {
delete c.cost;
delete c.used;
delete c.coastX;
delete c.coastY;
if (c.ctype === undefined) {delete c.ctype;}
c.height = rn(c.height, 2);
if (c.height >= 0.2) c.flux = rn(c.flux, 2);
});
// restore layers if they was turned on
if (!$("#toggleHeight").hasClass("buttonoff") && !terrs.selectAll("path").size()) toggleHeight();
if (!$("#toggleCultures").hasClass("buttonoff") && !cults.selectAll("path").size()) toggleCultures();
closeDialogs();
invokeActiveZooming();
console.timeEnd("cleanData");
}
// close all dialogs except stated
function closeDialogs(except) {
except = except || "#except";
$(".dialog:visible").not(except).each(function(e) {
$(this).dialog("close");
});
}
// Draw the water flux system (for dubugging)
function toggleFlux() {
var colorFlux = d3.scaleSequential(d3.interpolateBlues);
if (terrs.selectAll("path").size() == 0) {
land.map(function(i) {
terrs.append("path")
.attr("d", "M" + polygons[i.index].join("L") + "Z")
.attr("fill", colorFlux(0.1 + i.flux))
.attr("stroke", colorFlux(0.1 + i.flux));
});
} else {
terrs.selectAll("path").remove();
}
}
// Draw the Relief (need to create more beautiness)
function drawRelief() {
let h, count, rnd, cx, cy, swampCount = 0;
console.time('drawRelief');
const hills = terrain.select("#hills");
const mounts = terrain.select("#mounts");
const swamps = terrain.select("#swamps");
const forests = terrain.select("#forests");
terrain.selectAll("g").selectAll("g").remove();
// sort the land to Draw the top element first (reduce the elements overlapping)
land.sort(compareY);
for (i = 0; i < land.length; i++) {
const x = land[i].data[0];
const y = land[i].data[1];
const height = land[i].height;
if (height >= 0.7 && !land[i].river) {
// mount icon
h = (height - 0.55) * 12;
count = height < 0.8 ? 2 : 1;
if (land[i].ctype === 1) count = 0;
rnd = Math.random() * 0.8 + 0.2;
for (let c = 0; c < count; c++) {
const g = mounts.append("g");
cx = x - h * 0.9 - c;
cy = y + h / 4 + c / 2;
let mount = "M" + cx + "," + cy + " L" + (cx + h / 3 + rnd) + "," + (cy - h / 4 - rnd * 1.2) + " L" + (cx + h / 1.1) + "," + (cy - h) + " L" + (cx + h + rnd) + "," + (cy - h / 1.2 + rnd) + " L" + (cx + h * 2) + "," + cy;
let shade = "M" + cx + "," + cy + " L" + (cx + h / 3 + rnd) + "," + (cy - h / 4 - rnd * 1.2) + " L" + (cx + h / 1.1) + "," + (cy - h) + " L" + (cx + h / 1.5) + "," + cy;
let dash = "M" + (cx - 0.1) + "," + (cy + 0.3) + " L" + (cx + 2 * h + 0.1) + "," + (cy + 0.3);
dash += "M" + (cx + 0.4) + "," + (cy + 0.6) + " L" + (cx + 2 * h - 0.3) + "," + (cy + 0.6);
g.append("path").attr("d", round(mount, 1)).attr("stroke", "#5c5c70");
g.append("path").attr("d", round(shade, 1)).attr("fill", "#999999");
g.append("path").attr("d", round(dash, 1)).attr("class", "strokes");
}
} else if (height > 0.5 && !land[i].river) {
// hill icon
h = (height - 0.4) * 10;
count = Math.floor(4 - h);
if (land[i].ctype === 1) count = Math.random() < 0.2 ? 1 : 0;
if (h > 1.8) h = 1.8;
for (let c = 0; c < count; c++) {
const g = hills.append("g");
cx = x - h - c;
cy = y + h / 4 + c / 2;
let hill = "M" + cx + "," + cy + " Q" + (cx + h) + "," + (cy - h) + " " + (cx + 2 * h) + "," + cy;
let shade = "M" + (cx + 0.6 * h) + "," + (cy + 0.1) + " Q" + (cx + h * 0.95) + "," + (cy - h * 0.91) + " " + (cx + 2 * h * 0.97) + "," + cy;
let dash = "M" + (cx - 0.1) + "," + (cy + 0.2) + " L" + (cx + 2 * h + 0.1) + "," + (cy + 0.2);
dash += "M" + (cx + 0.4) + "," + (cy + 0.4) + " L" + (cx + 2 * h - 0.3) + "," + (cy + 0.4);
g.append("path").attr("d", round(hill, 1)).attr("stroke", "#5c5c70");
g.append("path").attr("d", round(shade, 1)).attr("fill", "white");
g.append("path").attr("d", round(dash, 1)).attr("class", "strokes");
}
}
// swamp icons
if (height >= 0.21 && height < 0.22 && !land[i].river && swampCount < +swampinessInput.value && land[i].used != 1) {
const g = swamps.append("g");
swampCount++;
land[i].used = 1;
let swamp = drawSwamp(x, y);
land[i].neighbors.forEach(function(e) {
if (cells[e].height >= 0.2 && cells[e].height < 0.3 && !cells[e].river && cells[e].used != 1) {
cells[e].used = 1;
swamp += drawSwamp(cells[e].data[0], cells[e].data[1]);
}
})
g.append("path").attr("d", round(swamp, 1));
}
// forest icons
if (Math.random() < height && height >= 0.22 && height < 0.48 && !land[i].river) {
count = Math.floor(height * 8);
if (land[i].ctype === 1) count = 1;
for (let c = 0; c < count; c++) {
const g = forests.append("g");
rnd = Math.random();
h = 1 * rnd * 0.4 + 0.6;
cx = c === 1 ? x + h + Math.random() : x - h - Math.random();
cy = c === 1 ? y + h + rnd : c === 2 ? y + 2 * h + rnd : y - h - rnd;
cx = rn(cx, 1);
cy = rn(cy, 1);
const forest = "M" + cx + "," + cy + " q-1,0.8 -0.05,1.25 v0.75 h0.1 v-0.75 q0.95,-0.47 -0.05,-1.25 z ";
const light = "M" + cx + "," + cy + " q-1,0.8 -0.05,1.25 h0.1 q0.95,-0.47 -0.05,-1.25 z ";
const shade = "M" + cx + "," + cy + " q-1,0.8 -0.05,1.25 q-0.2,-0.55 0,-1.1 z ";
g.append("path").attr("d", forest);
g.append("path").attr("d", light).attr("fill", "white").attr("stroke", "none");
g.append("path").attr("d", shade).attr("fill", "#999999").attr("stroke", "none");
}
}
}
terrain.selectAll("g").selectAll("g").on("click", editReliefIcon);
console.timeEnd('drawRelief');
}
function addReliefIcon(height, type, cx, cy) {
const g = terrain.select("#" + type).append("g");
if (type === "mounts") {
const h = height >= 0.7 ? (height - 0.55) * 12 : 1.8;
const rnd = Math.random() * 0.8 + 0.2;
let mount = "M" + cx + "," + cy + " L" + (cx + h / 3 + rnd) + "," + (cy - h / 4 - rnd * 1.2) + " L" + (cx + h / 1.1) + "," + (cy - h) + " L" + (cx + h + rnd) + "," + (cy - h / 1.2 + rnd) + " L" + (cx + h * 2) + "," + cy;
let shade = "M" + cx + "," + cy + " L" + (cx + h / 3 + rnd) + "," + (cy - h / 4 - rnd * 1.2) + " L" + (cx + h / 1.1) + "," + (cy - h) + " L" + (cx + h / 1.5) + "," + cy;
let dash = "M" + (cx - 0.1) + "," + (cy + 0.3) + " L" + (cx + 2 * h + 0.1) + "," + (cy + 0.3);
dash += "M" + (cx + 0.4) + "," + (cy + 0.6) + " L" + (cx + 2 * h - 0.3) + "," + (cy + 0.6);
g.append("path").attr("d", round(mount, 1)).attr("stroke", "#5c5c70");
g.append("path").attr("d", round(shade, 1)).attr("fill", "#999999");
g.append("path").attr("d", round(dash, 1)).attr("class", "strokes");
}
if (type === "hills") {
let h = height > 0.5 ? (height - 0.4) * 10 : 1.2;
if (h > 1.8) h = 1.8;
let hill = "M" + cx + "," + cy + " Q" + (cx + h) + "," + (cy - h) + " " + (cx + 2 * h) + "," + cy;
let shade = "M" + (cx + 0.6 * h) + "," + (cy + 0.1) + " Q" + (cx + h * 0.95) + "," + (cy - h * 0.91) + " " + (cx + 2 * h * 0.97) + "," + cy;
let dash = "M" + (cx - 0.1) + "," + (cy + 0.2) + " L" + (cx + 2 * h + 0.1) + "," + (cy + 0.2);
dash += "M" + (cx + 0.4) + "," + (cy + 0.4) + " L" + (cx + 2 * h - 0.3) + "," + (cy + 0.4);
g.append("path").attr("d", round(hill, 1)).attr("stroke", "#5c5c70");
g.append("path").attr("d", round(shade, 1)).attr("fill", "white");
g.append("path").attr("d", round(dash, 1)).attr("class", "strokes");
}
if (type === "swamps") {
const swamp = drawSwamp(cx, cy);
g.append("path").attr("d", round(swamp, 1));
}
if (type === "forests") {
const rnd = Math.random();
const h = rnd * 0.4 + 0.6;
const forest = "M" + cx + "," + cy + " q-1,0.8 -0.05,1.25 v0.75 h0.1 v-0.75 q0.95,-0.47 -0.05,-1.25 z ";
const light = "M" + cx + "," + cy + " q-1,0.8 -0.05,1.25 h0.1 q0.95,-0.47 -0.05,-1.25 z ";
const shade = "M" + cx + "," + cy + " q-1,0.8 -0.05,1.25 q-0.2,-0.55 0,-1.1 z ";
g.append("path").attr("d", forest);
g.append("path").attr("d", light).attr("fill", "white").attr("stroke", "none");
g.append("path").attr("d", shade).attr("fill", "#999999").attr("stroke", "none");
}
g.on("click", editReliefIcon);
return g;
}
function compareY(a, b) {
if (a.data[1] > b.data[1]) return 1;
if (a.data[1] < b.data[1]) return -1;
return 0;
}
function drawSwamp(x, y) {
var h = 0.6, line = "";
for (c = 0; c < 3; c++) {
if (c == 0) {
cx = x;
cy = y - 0.5 - Math.random();
}
if (c == 1) {
cx = x + h + Math.random();
cy = y + h + Math.random();
}
if (c == 2) {
cx = x - h - Math.random();
cy = y + 2 * h + Math.random();
}
line += "M" + cx + "," + cy + " H" + (cx - h / 6) + " M" + cx + "," + cy + " H" + (cx + h / 6) + " M" + cx + "," + cy + " L" + (cx - h / 3) + "," + (cy - h / 2) + " M" + cx + "," + cy + " V" + (cy - h / 1.5) + " M" + cx + "," + cy + " L" + (cx + h / 3) + "," + (cy - h / 2);
line += "M" + (cx - h) + "," + cy + " H" + (cx - h / 2) + " M" + (cx + h / 2) + "," + cy + " H" + (cx + h);
}
return line;
}
function dragged(e) {
var el = d3.select(this);
var x = d3.event.x;
var y = d3.event.y;
el.raise().classed("drag", true);
if (el.attr("x")) {
el.attr("x", x).attr("y", y + 0.8);
var matrix = el.attr("transform");
if (matrix) {
var angle = matrix.split('(')[1].split(')')[0].split(' ')[0];
var bbox = el.node().getBBox();
var rotate = "rotate("+ angle + " " + (bbox.x + bbox.width/2) + " " + (bbox.y + bbox.height/2) + ")";
el.attr("transform", rotate);
}
} else {
el.attr("cx", x).attr("cy", y);
}
}
function dragended(d) {
d3.select(this).classed("drag", false);
}
// Complete the map for the "customize" mode
function getMap(keepData) {
exitCustomization();
console.time("TOTAL");
markFeatures();
// if (changeHeights.checked) reduceClosedLakes();
drawOcean();
elevateLakes();
resolveDepressionsPrimary();
reGraph();
resolveDepressionsSecondary();
flux();
addLakes();
if (!changeHeights.checked) restoreCustomHeights();
drawRelief();
drawCoastline();
if (!keepData) {
generateCultures();
manorsAndRegions();
} else {
restoreRegions();
}
cleanData();
console.timeEnd("TOTAL");
}
// Add support "click to add" button events
$("#customizeTab").click(function() {clickToAdd()});
function clickToAdd() {
if (modules.clickToAdd) {return;}
modules.clickToAdd = true;
// add label on click
$("#addLabel").click(function() {
if ($(this).hasClass('pressed')) {
$(".pressed").removeClass('pressed');
restoreDefaultEvents();
} else {
$(".pressed").removeClass('pressed');
$(this).addClass('pressed');
closeDialogs(".stable");
viewbox.style("cursor", "crosshair").on("click", addLabelOnClick);
}
});
function addLabelOnClick() {
const point = d3.mouse(this);
const index = getIndex(point);
const x = rn(point[0], 2), y = rn(point[1], 2);
// get culture in clicked point to generate a name
const closest = cultureTree.find(x, y);
const culture = cultureTree.data().indexOf(closest) || 0;
const name = generateName(culture);
let group = labels.select("#addedLabels");
if (!group.size()) {
group = labels.append("g").attr("id", "addedLabels")
.attr("fill", "#3e3e4b").attr("opacity", 1)
.attr("font-family", "Almendra SC").attr("data-font", "Almendra+SC")
.attr("font-size", 18).attr("data-size", 18);
}
group.append("text").attr("x", x).attr("y", y).text(name).on("click", editLabel);
if (d3.event.shiftKey === false) {
$("#addLabel").removeClass("pressed");
restoreDefaultEvents();
}
}
// add burg on click
$("#addBurg").click(function() {
if ($(this).hasClass('pressed')) {
$(".pressed").removeClass('pressed');
restoreDefaultEvents();
} else {
$(".pressed").removeClass('pressed');
$(this).attr("data-state", -1).addClass('pressed');
$("#burgAdd").addClass('pressed');
closeDialogs(".stable");
viewbox.style("cursor", "crosshair").on("click", addBurgOnClick);
tip("Click on map to place burg icon with a label. Hold Shift to place several", true);
}
});
function addBurgOnClick() {
const point = d3.mouse(this);
const index = getIndex(point);
const x = rn(point[0], 2), y = rn(point[1], 2);
// get culture in clicked point to generate a name
const closest = cultureTree.find(x, y);
const culture = cultureTree.data().indexOf(closest) || 0;
const name = generateName(culture);
if (cells[index].height < 0.2) {
tip("Cannot place burg in the water! Select a land cell");
return;
}
if (cells[index].manor !== undefined) {
tip("There is already a burg in this cell. You have to select a free cell");
$('#grid').fadeIn();
d3.select("#toggleGrid").classed("buttonoff", false);
return;
}
var i = manors.length;
const size = burgIcons.select("#towns").attr("size");
burgIcons.select("#towns").append("circle").attr("data-id", i).attr("cx", x).attr("cy", y).attr("r", size).on("click", editBurg);
burgLabels.select("#towns").append("text").attr("data-id", i).attr("x", x).attr("y", y).attr("dy", "-0.35em").text(name).on("click", editBurg);
invokeActiveZooming();
if (d3.event.shiftKey === false) {
$("#addBurg, #burgAdd").removeClass("pressed");
restoreDefaultEvents();
}
var region, state = +$("#addBurg").attr("data-state");
if (state !== -1) {
region = states[state].capital === "neutral" ? "neutral" : state;
var oldRegion = cells[index].region;
if (region !== oldRegion) {
cells[index].region = region;
redrawRegions();
}
} else {
region = cells[index].region;
state = region === "neutral" ? states.length - 1 : region;
}
cells[index].manor = i;
let score = cells[index].score;
if (score <= 0) {score = rn(Math.random(), 2);}
if (cells[index].crossroad) {score += cells[index].crossroad;} // crossroads
if (cells[index].confluence) {score += Math.pow(cells[index].confluence, 0.3);} // confluences
if (cells[index].port !== undefined) {score *= 3;} // port-capital
var population = rn(score, 1);
manors.push({i, cell:index, x, y, region, culture, name, population});
recalculateStateData(state);
updateCountryEditors();
tip("", true);
}
// add river on click
$("#addRiver").click(function() {
if ($(this).hasClass('pressed')) {
$(".pressed").removeClass('pressed');
unselect();
restoreDefaultEvents();
tip("", true);
} else {
$(".pressed").removeClass('pressed');
unselect();
$(this).addClass('pressed');
closeDialogs(".stable");
viewbox.style("cursor", "crosshair").on("click", addRiverOnClick);
tip("Click on map to place new river or extend an existing one", true);
}
});
function addRiverOnClick() {
var point = d3.mouse(this);
var index = diagram.find(point[0], point[1]).index;
var cell = cells[index];
if (cell.river || cell.height < 0.2) {return;}
var dataRiver = []; // to store river points
const last = $("#rivers > path").last();
const river = last.length ? +last.attr("id").slice(5) + 1 : 0;
cell.flux = 0.85;
while (cell) {
cell.river = river;
var x = cell.data[0], y = cell.data[1];
dataRiver.push({x, y, cell:index});
var heights = [];
cell.neighbors.forEach(function(e) {heights.push(cells[e].height);});
var minId = heights.indexOf(d3.min(heights));
var min = cell.neighbors[minId];
var tx = cells[min].data[0], ty = cells[min].data[1];
if (cells[min].height < 0.2) {
var px = (x + tx) / 2;
var py = (y + ty) / 2;
dataRiver.push({x: px, y: py, cell:index});
cell = undefined;
} else {
if (cells[min].river === undefined) {cells[min].flux += cell.flux; cell = cells[min];}
else {
const r = cells[min].river;
const riverEl = $("#river"+r);
const riverCells = $.grep(land, function(e) {return e.river === r;});
riverCells.sort(function(a, b) {return b.height - a.height});
const riverCellsUpper = $.grep(riverCells, function(e) {return e.height > cells[min].height;});
if (dataRiver.length > riverCellsUpper.length) {
// new river is more perspective
const avPrec = rn(precInput.value / Math.sqrt(cells.length), 2);
let dataRiverMin = [];
riverCells.map(function(c) {
if (c.height < cells[min].height) {
cells[c.index].river = undefined;
cells[c.index].flux = avPrec;
} else {
dataRiverMin.push({x:c.data[0], y:c.data[1], cell:c.index});
}
});
cells[min].flux += cell.flux;
if (cells[min].confluence) {cells[min].confluence += riverCellsUpper.length;}
else {cells[min].confluence = riverCellsUpper.length;}
cell = cells[min];
// redraw old river's upper part or remove if small
if (dataRiverMin.length > 1) {
var riverAmended = amendRiver(dataRiverMin, 1);
var d = drawRiver(riverAmended, 1.3, 1);
riverEl.attr("d", d).attr("data-width", 1.3).attr("data-increment", 1);
} else {
riverEl.remove();
dataRiverMin.map(function(c) {cells[c.cell].river = undefined;});
}
} else {
if (cells[min].confluence) {cells[min].confluence += dataRiver.length;}
else {cells[min].confluence = dataRiver.length;}
cells[min].flux += cell.flux;
dataRiver.push({x: tx, y: ty, cell:min});
cell = undefined;
}
}
}
}
var rndFactor = 0.2 + Math.random() * 1.6; // random factor in range 0.2-1.8
var riverAmended = amendRiver(dataRiver, rndFactor);
var d = drawRiver(riverAmended, 1.3, 1);
rivers.append("path").attr("d", d).attr("id", "river"+river)
.attr("data-width", 1.3).attr("data-increment", 1).on("click", editRiver);
}
// add relief icon on click
$("#addRelief").click(function() {
if ($(this).hasClass('pressed')) {
$(".pressed").removeClass('pressed');
restoreDefaultEvents();
} else {
$(".pressed").removeClass('pressed');
$(this).addClass('pressed');
closeDialogs(".stable");
viewbox.style("cursor", "crosshair").on("click", addReliefOnClick);
tip("Click on map to place relief icon. Hold Shift to place several", true);
}
});
function addReliefOnClick() {
const point = d3.mouse(this);
const index = getIndex(point);
const height = cells[index].height;
if (height < 0.2) {
tip("Cannot place icon in the water! Select a land cell");
return;
}
const x = rn(point[0], 2), y = rn(point[1], 2);
const type = reliefGroup.value;
addReliefIcon(height, type, x, y);
if (d3.event.shiftKey === false) {
$("#addRelief").removeClass("pressed");
restoreDefaultEvents();
}
tip("", true);
}
// add relief icon on click
$("#addRoute").click(function() {
if (!modules.editRoute) editRoute();
$("#routeNew").click();
});
}
// return cell / polly Index or error
function getIndex(point) {
const c = diagram.find(point[0], point[1]);
if (!c) {
console.error("Cannot find closest cell for points" + point[0] + ", " + point[1]);
return;
}
return index = c.index;
}
// re-calculate data for a particular state
function recalculateStateData(state) {
const s = states[state];
if (s.capital === "neutral") state = "neutral";
const burgs = $.grep(manors, function(e) {return e.region === state;});
s.burgs = burgs.length;
let burgsPop = 0; // get summ of all burgs population
burgs.map(function(b) {burgsPop += b.population;});
s.urbanPopulation = rn(burgsPop, 1);
const regionCells = $.grep(cells, function(e) {return (e.region === state);});
let cellsPop = 0, area = 0;
regionCells.map(function(c) {
cellsPop += c.pop;
area += c.area;
});
s.cells = regionCells.length;
s.area = rn(area);
s.ruralPopulation = rn(cellsPop, 1);
}
function editLabel() {
if (customization) {return;}
closeDialogs("#labelEditor, .stable");
elSelected = d3.select(this);
elSelected.call(d3.drag().on("drag", dragged).on("end", dragended)).classed("draggable", true);
var group = d3.select(this.parentNode);
updateGroupOptions();
editGroupSelect.value = group.attr("id");
editFontSelect.value = fonts.indexOf(group.attr("data-font"));
editSize.value = group.attr("data-size");
editColor.value = toHEX(group.attr("fill"));
editOpacity.value = group.attr("opacity");
editText.value = elSelected.text();
var matrix = elSelected.attr("transform");
var rotation = matrix ? matrix.split('(')[1].split(')')[0].split(' ')[0] : 0;
editAngle.value = rotation;
editAngleValue.innerHTML = rotation + "°";
$("#labelEditor").dialog({
title: "Edit Label: " + editText.value,
minHeight: 30, width: "auto", maxWidth: 275, resizable: false,
position: {my: "center top+10", at: "bottom", of: this},
close: unselect
});
if (modules.editLabel) {return;}
modules.editLabel = true;
loadDefaultFonts();
}
function changeSelectedOnClick() {
const point = d3.mouse(this);
const index = diagram.find(point[0], point[1]).index;
if (cells[index].height < 0.2) return;
$(".selected").removeClass("selected");
let color;
// select state
if (customization === 2) {
const assigned = regions.select("#temp").select("path[data-cell='"+index+"']");
let s = assigned.size() ? assigned.attr("data-state") : cells[index].region;
if (s === "neutral") s = states.length - 1;
color = states[s].color;
if (color === "neutral") color = "white";
$("#state"+s).addClass("selected");
}
// select culture
if (customization === 4) {
const assigned = cults.select("#cult"+index);
const c = assigned.attr("data-culture") !== null
? +assigned.attr("data-culture")
: cells[index].culture;
color = cultures[c].color;
$("#culture"+c).addClass("selected");
}
icons.selectAll(".circle").attr("stroke", color);
}
// fetch default fonts if not done before
function loadDefaultFonts() {
if (!$('link[href="fonts.css"]').length) {
$("head").append('<link rel="stylesheet" type="text/css" href="fonts.css">');
const fontsToAdd = ["Amatic+SC:700", "IM+Fell+English", "Great+Vibes", "MedievalSharp", "Metamorphous",
"Nova+Script", "Uncial+Antiqua", "Underdog", "Caesar+Dressing", "Bitter", "Yellowtail", "Montez",
"Shadows+Into+Light", "Fredericka+the+Great", "Orbitron", "Dancing+Script:700",
"Architects+Daughter", "Kaushan+Script", "Gloria+Hallelujah", "Satisfy", "Comfortaa:700", "Cinzel"];
fontsToAdd.forEach(function(f) {if (fonts.indexOf(f) === -1) fonts.push(f);});
updateFontOptions();
}
}
// Update font list for Label and Burg Editors
function updateFontOptions() {
editFontSelect.innerHTML = "";
for (let i=0; i < fonts.length; i++) {
const opt = document.createElement('option');
opt.value = i;
const font = fonts[i].split(':')[0].replace(/\+/g, " ");
opt.style.fontFamily = opt.innerHTML = font;
editFontSelect.add(opt);
}
burgSelectDefaultFont.innerHTML = editFontSelect.innerHTML;
}
$("#labelEditor .editButton, #labelEditor .editButtonS").click(function() {
var group = d3.select(elSelected.node().parentNode);
if (this.id == "editRemoveSingle") {
alertMessage.innerHTML = "Are you sure you want to remove the label?";
$("#alert").dialog({resizable: false, title: "Remove label",
buttons: {
Remove: function() {
$(this).dialog("close");
elSelected.remove();
$("#labelEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
})
return;
}
if (this.id == "editGroupRemove") {
var count = group.selectAll("text").size()
if (count < 2) {
group.remove();
$("#labelEditor").dialog("close");
return;
}
var message = "Are you sure you want to remove all labels (" + count + ") of that group?";
alertMessage.innerHTML = message;
$("#alert").dialog({resizable: false, title: "Remove labels",
buttons: {
Remove: function() {
$(this).dialog("close");
group.remove();
$("#labelEditor").dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}
})
return;
}
if (this.id == "editCopy") {
var shift = +group.attr("font-size") + 1;
var xn = +elSelected.attr("x") - shift;
var yn = +elSelected.attr("y") - shift;
while (group.selectAll("text[x='" + xn + "']").size() > 0) {xn -= shift; yn -= shift;}
group.append("text").attr("x", xn).attr("y", yn).text(elSelected.text())
.attr("transform", elSelected.attr("transform")).on("click", editLabel);
return;
}
if (this.id == "editGroupNew") {
if ($("#editGroupInput").css("display") === "none") {
$("#editGroupInput").css("display", "inline-block");
$("#editGroupSelect").css("display", "none");
editGroupInput.focus();
} else {
$("#editGroupSelect").css("display", "inline-block");
$("#editGroupInput").css("display", "none");
}
return;
}
if (this.id == "editExternalFont") {
if ($("#editFontInput").css("display") === "none") {
$("#editFontInput").css("display", "inline-block");
$("#editFontSelect").css("display", "none");
editFontInput.focus();
} else {
$("#editFontSelect").css("display", "inline-block");
$("#editFontInput").css("display", "none");
}
return;
}
if (this.id == "editTextRandom") {
var name;
// check if label is country name
if (group.attr("id") === "countries") {
var state = $.grep(states, function(e) {return (e.name === editText.value);})[0];
name = generateStateName(state.i);
state.name = name;
} else {
// if not, get culture closest to BBox centre
var c = elSelected.node().getBBox();
var closest = cultureTree.find((c.x + c.width / 2), (c.y + c.height / 2));
var culture = cultureTree.data().indexOf(closest) || 0;
name = generateName(culture);
}
editText.value = name;
elSelected.text(name);
$("div[aria-describedby='labelEditor'] .ui-dialog-title").text("Edit Label: " + name);
return;
}
$("#labelEditor .editButton").toggle();
if (this.id == "editGroupButton") {
if ($("#editGroupInput").css("display") !== "none") {$("#editGroupSelect").css("display", "inline-block");}
if ($("#editGroupRemove").css("display") === "none") {
$("#editGroupRemove, #editGroupNew").css("display", "inline-block");
} else {
$("#editGroupInput, #editGroupRemove, #editGroupNew").css("display", "none");
}
}
if (this.id == "editFontButton") {$("#editSizeIcon, #editFontSelect, #editSize").toggle();}
if (this.id == "editStyleButton") {$("#editOpacityIcon, #editOpacity, #editShadowIcon, #editShadow").toggle();}
if (this.id == "editAngleButton") {$("#editAngleValue").toggle();}
if (this.id == "editTextButton") {$("#editTextRandom").toggle();}
$(this).show().next().toggle();
});
function updateGroupOptions() {
editGroupSelect.innerHTML = "";
labels.selectAll("g").each(function(d) {
const id = d3.select(this).attr("id");
if (id === "burgLabels") return;
if (id === "capitals") return;
if (id === "towns") return;
var opt = document.createElement("option");
opt.value = opt.innerHTML = id;
editGroupSelect.add(opt);
});
}
// on editAngle change
$("#editAngle").on("input", function() {
var c = elSelected.node().getBBox();
var rotate = `rotate(${this.value} ${(c.x+c.width/2)} ${(c.y+c.height/2)})`;
elSelected.attr("transform", rotate);
editAngleValue.innerHTML = Math.abs(+this.value) + "°";
});
$("#editFontInput").change(function() {
fetchFonts(this.value).then(fetched => {
if (!fetched) return;
editExternalFont.click();
editFontInput.value = "";
if (fetched === 1) $("#editFontSelect").val(fonts.length - 1).change();
});
});
function fetchFonts(url) {
return new Promise((resolve, reject) => {
if (url === "") {
tip("Use a direct link to any @font-face declaration or just font name to fetch from Google Fonts");
return;
}
if (url.indexOf("http") === -1) {
url = url.replace(url.charAt(0), url.charAt(0).toUpperCase()).split(" ").join("+");
url = "https://fonts.googleapis.com/css?family=" + url;
}
const fetched = addFonts(url).then(fetched => {
if (fetched === undefined) {
tip("Cannot fetch font for this value!");
return;
}
if (fetched === 0) {
tip("Already in the fonts list!");
return;
}
updateFontOptions();
if (fetched === 1) {
tip("Font " + fonts[fonts.length - 1] + " is fetched");
} else if (fetched > 1) {
tip(fetched + " fonts are added to the list");
}
resolve(fetched);
});
})
}
function addFonts(url) {
$("head").append('<link rel="stylesheet" type="text/css" href="' + url + '">');
return fetch(url)
.then(resp => resp.text())
.then(text => {
let s = document.createElement('style');
s.innerHTML = text;
document.head.appendChild(s);
let styleSheet = Array.prototype.filter.call(
document.styleSheets,
sS => sS.ownerNode === s)[0];
let FontRule = rule => {
let family = rule.style.getPropertyValue('font-family');
let font = family.replace(/['"]+/g, '').replace(/ /g, "+");
let weight = rule.style.getPropertyValue('font-weight');
if (weight !== "400") font += ":" + weight;
if (fonts.indexOf(font) == -1) {fonts.push(font); fetched++};
};
let fetched = 0;
for (var r of styleSheet.cssRules) {FontRule(r);}
document.head.removeChild(s);
return fetched;
})
.catch(function() {return});
}
// on any Editor input change
$("#labelEditor .editTrigger").change(function() {
if (!elSelected) {return;}
$(this).attr("title", $(this).val());
elSelected.text(editText.value); // change Label text
// check if Group was changed
var group = d3.select(elSelected.node().parentNode);
var groupOld = group.attr("id");
var groupNew = editGroupSelect.value;
var id = elSelected.attr("id") || "";
// check if label is a country name
if (id.includes("regionLabel")) {
var state = +elSelected.attr("id").slice(11);
states[state].name = editText.value;
}
if (editGroupInput.value !== "") {
groupNew = editGroupInput.value.toLowerCase().replace(/ /g, "_").replace(/[^\w\s]/gi, "");
if (Number.isFinite(+groupNew.charAt(0))) groupNew = "g" + groupNew;
if (groupNew === "towns") groupNew = "town_labels";
if (groupNew === "capitals") groupNew = "capital_labels";
}
if (groupOld !== groupNew) {
var removed = elSelected.remove();
if (labels.select("#"+groupNew).size() > 0) {
group = labels.select("#"+groupNew);
editFontSelect.value = fonts.indexOf(group.attr("data-font"));
editSize.value = group.attr("data-size");
editColor.value = toHEX(group.attr("fill"));
editOpacity.value = group.attr("opacity");
} else {
if (group.selectAll("text").size() === 0) {group.remove();}
group = labels.append("g").attr("id", groupNew);
updateGroupOptions();
$("#editGroupSelect, #editGroupInput").toggle();
editGroupInput.value = "";
}
group.append(function() {return removed.node();});
editGroupSelect.value = group.attr("id");
}
// update Group attributes
var size = +editSize.value;
group.attr("data-size", size)
.attr("font-size", rn((size + (size / scale)) / 2, 2))
.attr("fill", editColor.title)
.attr("opacity", editOpacity.value);
if (editFontSelect.value !== "") {
const font = fonts[editFontSelect.value].split(':')[0].replace(/\+/g, " ");
group.attr("font-family", font).attr("data-font", fonts[editFontSelect.value]);
}
});
// convert RGB color string to HEX without #
function toHEX(rgb){
if (rgb.charAt(0) === "#") {return rgb;}
rgb = rgb.match(/^rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?/i);
return (rgb && rgb.length === 4) ? "#" +
("0" + parseInt(rgb[1],10).toString(16)).slice(-2) +
("0" + parseInt(rgb[2],10).toString(16)).slice(-2) +
("0" + parseInt(rgb[3],10).toString(16)).slice(-2) : '';
}
// random number in a range
function rand(min, max) {
if (min === undefined && !max === undefined) return Math.random();
if (max === undefined) {max = min; min = 0;}
return Math.floor(Math.random() * (max - min + 1)) + min;
}
// round value to d decimals
function rn(v, d) {
var d = d || 0;
var m = Math.pow(10, d);
return Math.round(v * m) / m;
}
// round string to d decimals
function round(s, d) {
var d = d || 1;
return s.replace(/[\d\.-][\d\.e-]*/g, function(n) {return rn(n, d);})
}
// corvent number to short string with SI postfix
function si(n) {
if (n >= 1e9) {return rn(n / 1e9, 1) + "B";}
if (n >= 1e8) {return rn(n / 1e6) + "M";}
if (n >= 1e6) {return rn(n / 1e6, 1) + "M";}
if (n >= 1e4) {return rn(n / 1e3) + "K";}
if (n >= 1e3) {return rn(n / 1e3, 1) + "K";}
return rn(n);
}
// getInteger number from user input data
function getInteger(value) {
var metric = value.slice(-1);
if (metric === "K") {return parseInt(value.slice(0, -1) * 1e3);}
if (metric === "M") {return parseInt(value.slice(0, -1) * 1e6);}
if (metric === "B") {return parseInt(value.slice(0, -1) * 1e9);}
return parseInt(value);
}
// downalod map as SVG or PNG file
function saveAsImage(type) {
console.time("saveAsImage");
// get all used fonts
const fontsInUse = []; // to store fonts currently in use
labels.selectAll("g").each(function(d) {
const font = d3.select(this).attr("data-font");
if (!font) return;
if (fontsInUse.indexOf(font) === -1) fontsInUse.push(font);
});
const fontsToLoad = "https://fonts.googleapis.com/css?family=" + fontsInUse.join("|");
// clone svg
var cloneEl = document.getElementsByTagName("svg")[0].cloneNode(true);
cloneEl.id = "fantasyMap";
document.getElementsByTagName("body")[0].appendChild(cloneEl);
var clone = d3.select("#fantasyMap");
// rteset transform for svg
if (type === "svg") {
clone.attr("width", graphWidth).attr("height", graphHeight);
clone.select("#viewbox").attr("transform", null);
if (svgWidth !== graphWidth || svgHeight !== graphHeight) {
// move scale bar to right bottom corner
const el = clone.select("#scaleBar");
if (!el.size()) return;
const bbox = el.select("rect").node().getBBox();
const tr = [graphWidth - bbox.width, graphHeight - (bbox.height - 10)];
el.attr("transform", "translate(" + rn(tr[0]) + "," + rn(tr[1]) + ")");
}
// to fix use elements sizing
clone.selectAll("use").each(function() {
const size = this.parentNode.getAttribute("size") || 1;
this.setAttribute("width", size + "px");
this.setAttribute("height", size + "px");
});
// clean attributes
//clone.selectAll("*").each(function() {
// const attributes = this.attributes;
// for (let i = 0; i < attributes.length; i++) {
// const attr = attributes[i];
// if (attr.value === "" || attr.name.includes("data")) {
// this.removeAttribute(attr.name);
// }
// }
//});
}
// for each g element get inline style
const emptyG = clone.append("g").node();
const defaultStyles = window.getComputedStyle(emptyG);
// show hidden labels but in reduced size
clone.select("#labels").selectAll(".hidden").each(function(e) {
const size = d3.select(this).attr("font-size");
d3.select(this).classed("hidden", false).attr("font-size", rn(size * 0.4, 2));
});
// save group css to style attribute
clone.selectAll("g, #ruler > g > *, #scaleBar > text").each(function(d) {
const compStyle = window.getComputedStyle(this);
let style = "";
for (let i=0; i < compStyle.length; i++) {
const key = compStyle[i];
const value = compStyle.getPropertyValue(key);
// Firefox mask hack
if (key === "mask-image" && value !== defaultStyles.getPropertyValue(key)) {
style += "mask-image: url('#shape');";
continue;
}
if (key === "cursor") continue; // cursor should be default
if (this.hasAttribute(key)) continue; // don't add style if there is the same attribute
if (value === defaultStyles.getPropertyValue(key)) continue;
style += key + ':' + value + ';';
}
if (style != "") this.setAttribute('style', style);
});
emptyG.remove();
// load fonts as dataURI so they will be available in downloaded svg/png
GFontToDataURI(fontsToLoad).then(cssRules => {
clone.select("defs").append("style").text(cssRules.join('\n'));
var svg_xml = (new XMLSerializer()).serializeToString(clone.node());
clone.remove();
var blob = new Blob([svg_xml], {type:'image/svg+xml;charset=utf-8'});
var url = window.URL.createObjectURL(blob);
var link = document.createElement("a");
link.target = "_blank";
if (type === "png") {
var ratio = svgHeight / svgWidth;
canvas.width = svgWidth * pngResolutionInput.value;
canvas.height = svgHeight * pngResolutionInput.value;
var img = new Image();
img.src = url;
img.onload = function(){
window.URL.revokeObjectURL(url);
ctx.drawImage(img, 0, 0, canvas.width, canvas.height);
link.download = "fantasy_map_" + Date.now() + ".png";
canvas.toBlob(function(blob) {
link.href = window.URL.createObjectURL(blob);
document.body.appendChild(link);
link.click();
window.setTimeout(function() {window.URL.revokeObjectURL(link.href);}, 5000);
});
canvas.style.opacity = 0;
canvas.width = svgWidth;
canvas.height = svgHeight;
}
} else {
link.download = "fantasy_map_" + Date.now() + ".svg";
link.href = url;
document.body.appendChild(link);
link.click();
}
console.timeEnd("saveAsImage");
window.setTimeout(function() {window.URL.revokeObjectURL(url);}, 5000);
});
}
// Code from Kaiido's answer:
// https://stackoverflow.com/questions/42402584/how-to-use-google-fonts-in-canvas-when-drawing-dom-objects-in-svg
function GFontToDataURI(url) {
"use strict;"
return fetch(url) // first fecth the embed stylesheet page
.then(resp => resp.text()) // we only need the text of it
.then(text => {
let s = document.createElement('style');
s.innerHTML = text;
document.head.appendChild(s);
let styleSheet = Array.prototype.filter.call(
document.styleSheets,
sS => sS.ownerNode === s)[0];
let FontRule = rule => {
let src = rule.style.getPropertyValue('src');
let family = rule.style.getPropertyValue('font-family');
let url = src.split('url(')[1].split(')')[0];
return {
rule: rule,
src: src,
url: url.substring(url.length - 1, 1)
};
};
let fontRules = [], fontProms = [];
for (var r of styleSheet.cssRules) {
let fR = FontRule(r)
fontRules.push(fR);
fontProms.push(
fetch(fR.url) // fetch the actual font-file (.woff)
.then(resp => resp.blob())
.then(blob => {
return new Promise(resolve => {
let f = new FileReader();
f.onload = e => resolve(f.result);
f.readAsDataURL(blob);
})
})
.then(dataURL => {
return fR.rule.cssText.replace(fR.url, dataURL);
})
)
}
document.head.removeChild(s); // clean up
return Promise.all(fontProms); // wait for all this has been done
});
}
// Save in .map format, based on FileSystem API
function saveMap() {
console.time("saveMap");
// data convention: 0 - version; 1 - all points; 2 - cells; 3 - manors; 4 - states;
// 5 - svg; 6 - options (see below); 7 - cultures; 8 - nameBase; 9 - nameBases;
// size stats: points = 6%, cells = 36%, manors and states = 2%, svg = 56%;
const options = customization + "|" +
distanceUnit.value + "|" + distanceScale.value + "|" + areaUnit.value + "|" +
barSize.value + "|" + barLabel.value + "|" + barBackOpacity.value + "|" + barBackColor.value + "|" +
populationRate.value + "|" + urbanization.value;
// set zoom / transform values to default
svg.attr("width", graphWidth).attr("height", graphHeight);
const transform = d3.zoomTransform(svg.node());
viewbox.attr("transform", null);
const oceanBack = ocean.select("rect");
const oceanShift = [oceanBack.attr("x"), oceanBack.attr("y"), oceanBack.attr("width"), oceanBack.attr("height")];
oceanBack.attr("x", 0).attr("y", 0).attr("width", "100%").attr("height", "100%");
var svg_xml = (new XMLSerializer()).serializeToString(svg.node());
var line = "\r\n";
var data = version + line + JSON.stringify(points) + line + JSON.stringify(cells) + line;
data += JSON.stringify(manors) + line + JSON.stringify(states) + line + svg_xml + line + options + line;
data += JSON.stringify(cultures) + line + JSON.stringify(nameBase) + line + JSON.stringify(nameBases) + line;
var dataBlob = new Blob([data], {type:"text/plain"});
var dataURL = window.URL.createObjectURL(dataBlob);
var link = document.createElement("a");
link.download = "fantasy_map_" + Date.now() + ".map";
link.href = dataURL;
document.body.appendChild(link);
link.click();
// restore initial values
svg.attr("width", svgWidth).attr("height", svgHeight);
zoom.transform(svg, transform);
oceanBack.attr("x", oceanShift[0]).attr("y", oceanShift[1]).attr("width", oceanShift[2]).attr("height", oceanShift[3]);
console.timeEnd("saveMap");
window.setTimeout(function() {window.URL.revokeObjectURL(dataURL);}, 4000);
}
// Map Loader based on FileSystem API
$("#mapToLoad").change(function() {
console.time("loadMap");
closeDialogs();
var fileToLoad = this.files[0];
this.value = "";
uploadFile(fileToLoad);
});
function uploadFile(file, callback) {
console.time("loadMap");
var fileReader = new FileReader();
fileReader.onload = function(fileLoadedEvent) {
var dataLoaded = fileLoadedEvent.target.result;
var data = dataLoaded.split("\r\n");
// data convention: 0 - version; 1 - all points; 2 - cells; 3 - manors; 4 - states;
// 5 - svg; 6 - options; 7 - cultures; 8 - nameBase; 9 - nameBases;
var mapVersion = data[0];
if (mapVersion !== version) {
var message = `The Map version `;
// mapVersion reference was not added to downloaded map before v. 0.52b, so I cannot support really old files
if (mapVersion.length <= 10) {
message += `(${mapVersion}) does not match the Generator version (${version}). The map will be auto-updated.
In case of critical issues you may send the .map file
<a href="mailto:maxganiev@yandex.ru?Subject=Map%20update%20request" target="_blank">to me</a>
or just keep using
<a href="https://github.com/Azgaar/Fantasy-Map-Generator/wiki/Changelog" target="_blank">an appropriate version</a>
of the Generator`;
} else {
message += `you are trying to load is too old and cannot be updated. Please re-create the map or just keep using
<a href="https://github.com/Azgaar/Fantasy-Map-Generator/wiki/Changelog" target="_blank">an archived version</a>
of the Generator. Please note the Gennerator is still on demo and a lot of crusial changes are being made every month`;
}
alertMessage.innerHTML = message;
$("#alert").dialog({title: "Warning", buttons: {OK: function() {
loadDataFromMap(data);
}}});
} else {loadDataFromMap(data);}
if (mapVersion.length > 10) {console.error("Cannot load map"); return;}
}
fileReader.readAsText(file, "UTF-8");
if (callback) {callback();}
}
function loadDataFromMap(data) {
closeDialogs();
// get options
if (data[0] === "0.52b" || data[0] === "0.53b") {
customization = 0;
} else if (data[6]) {
const options = data[6].split("|");
customization = +options[0] || 0;
if (options[1]) distanceUnit.value = options[1];
if (options[2]) distanceScale.value = options[2];
if (options[3]) areaUnit.value = options[3];
if (options[4]) barSize.value = options[4];
if (options[5]) barLabel.value = options[5];
if (options[6]) barBackOpacity.value = options[6];
if (options[7]) barBackColor.value = options[7];
if (options[8]) populationRate.value = options[8];
if (options[9]) urbanization.value = options[9];
}
// replace old svg
svg.remove();
if (data[0] === "0.52b" || data[0] === "0.53b") {
states = []; // no states data in old maps
document.body.insertAdjacentHTML("afterbegin", data[4]);
} else {
states = JSON.parse(data[4]);
document.body.insertAdjacentHTML("afterbegin", data[5]);
}
svg = d3.select("svg");
// always change graph size to the size of loaded map
const nWidth = +svg.attr("width"), nHeight = +svg.attr("height");
graphWidth = nWidth;
graphHeight = nHeight;
voronoi = d3.voronoi().extent([[-1, -1], [graphWidth+1, graphHeight+1]]);
zoom.translateExtent([[0, 0], [graphWidth, graphHeight]]).scaleExtent([1, 20]).scaleTo(svg, 1);
viewbox.attr("transform", null);
ocean.selectAll("rect").attr("x", 0).attr("y", 0).attr("width", "100%").attr("height", "100%");
// temporary fit loaded svg element to current canvas size
svg.attr("width", svgWidth).attr("height", svgHeight);
if (nWidth !== svgWidth || nHeight !== svgHeight) {
alertMessage.innerHTML = `The loaded map has size ${nWidth} x ${nHeight} pixels,
while the current canvas size is ${svgWidth} x ${svgHeight} pixels.
You may either fit the loaded map to the current canvas
or resize the current canvas to ${nWidth} x ${nHeight} pixels`;
$("#alert").dialog({title: "Map size conflict",
buttons: {
Fit: function() {
applyLoadedData(data);
// rescale loaded map
const xRatio = svgWidth / nWidth;
const yRatio = svgHeight / nHeight;
const scaleTo = rn(Math.min(xRatio, yRatio), 4);
// calculate frames to scretch ocean background
const extent = (100 / scaleTo) + "%";
const xShift = (nWidth * scaleTo - svgWidth) / 2 / scaleTo;
const yShift = (nHeight * scaleTo - svgHeight) / 2 / scaleTo;
ocean.selectAll("rect").attr("x", xShift).attr("y", yShift).attr("width", extent).attr("height", extent);
zoom.translateExtent([[0, 0], [nWidth, nHeight]]).scaleExtent([scaleTo, 20]).scaleTo(svg, scaleTo);
$(this).dialog("close");
},
Resize: function() {
mapWidthInput.value = nWidth;
mapHeightInput.value = nHeight;
changeMapSize();
applyLoadedData(data);
$(this).dialog("close");
}
}
});
} else {
applyLoadedData(data);
}
}
function applyLoadedData(data) {
// redefine variables
defs = svg.select("#deftemp");
viewbox = svg.select("#viewbox");
ocean = viewbox.select("#ocean");
oceanLayers = ocean.select("#oceanLayers");
oceanPattern = ocean.select("#oceanPattern");
landmass = viewbox.select("#landmass");
grid = viewbox.select("#grid");
overlay = viewbox.select("#overlay");
terrs = viewbox.select("#terrs");
cults = viewbox.select("#cults");
routes = viewbox.select("#routes");
roads = routes.select("#roads");
trails = routes.select("#trails");
rivers = viewbox.select("#rivers");
terrain = viewbox.select("#terrain");
regions = viewbox.select("#regions");
borders = viewbox.select("#borders");
stateBorders = borders.select("#stateBorders");
neutralBorders = borders.select("#neutralBorders");
coastline = viewbox.select("#coastline");
lakes = viewbox.select("#lakes");
searoutes = routes.select("#searoutes");
labels = viewbox.select("#labels");
icons = viewbox.select("#icons");
ruler = viewbox.select("#ruler");
debug = viewbox.select("#debug");
// version control: ensure required groups are created with correct data
if (labels.select("#burgLabels").size() === 0) {
labels.append("g").attr("id", "burgLabels");
icons.append("g").attr("id", "burgIcons");
$("#labels #capitals, #labels #towns").detach().appendTo($("#burgLabels"));
$("#icons #capitals, #icons #towns").detach().appendTo($("#burgIcons"));
labels.select("#burgLabels").selectAll("text").each(function() {
let id = this.getAttribute("id");
if (!id) return;
this.removeAttribute("id");
this.setAttribute("data-id", +id.replace("manorLabel", ""));
});
icons.select("#burgIcons").select("#capitals").attr("size", 1).attr("fill-opacity", .7).attr("stroke-opacity", 1);
icons.select("#burgIcons").select("#towns").attr("size", .5).attr("fill-opacity", .7).attr("stroke-opacity", 1);
icons.select("#burgIcons").selectAll("circle").each(function() {
let id = this.getAttribute("id");
if (!id) return;
this.removeAttribute("id");
this.setAttribute("r", this.parentNode.getAttribute("size"));
this.setAttribute("data-id", +id.replace("manorIcon", ""));
});
icons.select("#capital-anchors").raise().attr("size", 2).attr("size", null);
icons.select("#capital-anchors").selectAll("use").each(function() {
this.setAttribute("width", "2");
this.setAttribute("height", "2");
});
icons.select("#town-anchors").raise().attr("size", 1).attr("size", null);
icons.select("#town-anchors").selectAll("use").each(function() {
this.setAttribute("width", "1");
this.setAttribute("height", "1");
});
}
if (labels.select("#countries").size() === 0) {
labels.append("g").attr("id", "countries")
.attr("fill", "#3e3e4b").attr("opacity", 1)
.attr("font-family", "Almendra SC").attr("data-font", "Almendra+SC")
.attr("font-size", 14).attr("data-size", 14);
}
burgLabels = labels.select("#burgLabels");
burgIcons = icons.select("#burgIcons");
// restore events
svg.call(zoom);
restoreDefaultEvents();
viewbox.on("touchmove mousemove", moved);
overlay.selectAll("*").call(d3.drag().on("start", elementDrag));
terrain.selectAll("g").selectAll("g").on("click", editReliefIcon);
labels.selectAll("text").on("click", editLabel);
icons.selectAll("circle, path, use").on("click", editIcon);
burgLabels.selectAll("text").on("click", editBurg);
burgIcons.selectAll("circle, path, use").on("click", editBurg);
rivers.selectAll("path").on("click", editRiver);
routes.selectAll("path").on("click", editRoute);
svg.select("#scaleBar").call(d3.drag().on("start", elementDrag)).on("click", editScale);
ruler.selectAll("g").call(d3.drag().on("start", elementDrag));
ruler.selectAll("g").selectAll("text").on("click", removeParent);
ruler.selectAll(".opisometer").selectAll("circle").call(d3.drag().on("start", opisometerEdgeDrag));
ruler.selectAll(".linear").selectAll("circle:not(.center)").call(d3.drag().on("drag", rulerEdgeDrag));
ruler.selectAll(".linear").selectAll("circle.center").call(d3.drag().on("drag", rulerCenterDrag));
// update data
newPoints = [], riversData = [], queue = [], elSelected = "";
points = JSON.parse(data[1]);
cells = JSON.parse(data[2]);
land = $.grep(cells, function(e) {return (e.height >= 0.2);});
manors = JSON.parse(data[3]);
cells.map(function(e) {newPoints.push(e.data);});
calculateVoronoi(newPoints);
if(data[7]) cultures = JSON.parse(data[7]);
if (data[7] === undefined) generateCultures();
if(data[8]) nameBase = JSON.parse(data[8]);
if(data[8]) nameBases = JSON.parse(data[9]);
// calculate areas / population for old maps
const graphSizeAdj = 90 / Math.sqrt(cells.length, 2); // adjust to different graphSize
land.forEach(function(i) {
const p = i.index;
i.area = rn(Math.abs(d3.polygonArea(polygons[p])), 2);
if (i.pop === undefined) {
let population = 0;
const elevationFactor = Math.pow(1 - i.height, 3);
population = elevationFactor * i.area * graphSizeAdj;
if (i.region === "neutral") population *= 0.5;
i.pop = rn(population, 1);
}
});
// restore Heightmap customization mode
if (customization === 1) {
optionsTrigger.click();
$("#customizeHeightmap, #customizationMenu").slideDown();
$("#openEditor").slideUp();
updateHistory();
customizeTab.click();
paintBrushes.click();
tip("The map is in Heightmap customization mode. Please finalize the Heightmap", true);
}
// restore Country Edition mode
if (customization === 2 || customization === 3) tip("The map is in Country Edition mode. Please complete the assignment", true);
// restore layers state
d3.select("#toggleCultures").classed("buttonoff", !cults.selectAll("path").size());
d3.select("#toggleHeight").classed("buttonoff", !terrs.selectAll("path").size());
d3.select("#toggleCountries").classed("buttonoff", regions.style("display") === "none");
d3.select("#toggleRivers").classed("buttonoff", rivers.style("display") === "none");
d3.select("#toggleOcean").classed("buttonoff", oceanPattern.style("display") === "none");
d3.select("#toggleRelief").classed("buttonoff", terrain.style("display") === "none");
d3.select("#toggleBorders").classed("buttonoff", borders.style("display") === "none");
d3.select("#toggleIcons").classed("buttonoff", icons.style("display") === "none");
d3.select("#toggleLabels").classed("buttonoff", labels.style("display") === "none");
d3.select("#toggleRoutes").classed("buttonoff", routes.style("display") === "none");
d3.select("#toggleGrid").classed("buttonoff", grid.style("display") === "none");
// update map to support some old versions and fetch fonts
labels.selectAll("g").each(function(d) {
var el = d3.select(this);
if (el.attr("id") === "burgLabels") return;
var font = el.attr("data-font");
if (font && fonts.indexOf(font) === -1) {addFonts("https://fonts.googleapis.com/css?family=" + font);}
if (!el.attr("data-size")) {el.attr("data-size", +el.attr("font-size"));}
if (el.style("display") === "none") {el.node().style.display = null;}
});
invokeActiveZooming();
console.timeEnd("loadMap");
}
// Poisson-disc sampling for a points
// Source: bl.ocks.org/mbostock/99049112373e12709381; Based on https://www.jasondavies.com/poisson-disc
function poissonDiscSampler(width, height, radius) {
var k = 5, // maximum number of points before rejection
radius2 = radius * radius,
R = 3 * radius2,
cellSize = radius * Math.SQRT1_2,
gridWidth = Math.ceil(width / cellSize),
gridHeight = Math.ceil(height / cellSize),
grid = new Array(gridWidth * gridHeight),
queue = [],
queueSize = 0,
sampleSize = 0;
return function() {
if (!sampleSize) return sample(Math.random() * width, Math.random() * height);
// Pick a random existing sample and remove it from the queue
while (queueSize) {
var i = Math.random() * queueSize | 0,
s = queue[i];
// Make a new candidate between [radius, 2 * radius] from the existing sample.
for (var j = 0; j < k; ++j) {
var a = 2 * Math.PI * Math.random(),
r = Math.sqrt(Math.random() * R + radius2),
x = s[0] + r * Math.cos(a),
y = s[1] + r * Math.sin(a);
// Reject candidates that are outside the allowed extent, or closer than 2 * radius to any existing sample
if (0 <= x && x < width && 0 <= y && y < height && far(x, y)) return sample(x, y);
}
queue[i] = queue[--queueSize];
queue.length = queueSize;
}
};
function far(x, y) {
var i = x / cellSize | 0,
j = y / cellSize | 0,
i0 = Math.max(i - 2, 0),
j0 = Math.max(j - 2, 0),
i1 = Math.min(i + 3, gridWidth),
j1 = Math.min(j + 3, gridHeight);
for (j = j0; j < j1; ++j) {
var o = j * gridWidth;
for (i = i0; i < i1; ++i) {
if (s = grid[o + i]) {
var s,
dx = s[0] - x,
dy = s[1] - y;
if (dx * dx + dy * dy < radius2) return false;
}
}
}
return true;
}
function sample(x, y) {
var s = [x, y];
queue.push(s);
grid[gridWidth * (y / cellSize | 0) + (x / cellSize | 0)] = s;
++sampleSize;
++queueSize;
return s;
}
}
// Hotkeys
d3.select("body").on("keydown", function() {
const active = document.activeElement.tagName;
if (active === "INPUT" || active === "SELECT" || active === "TEXTAREA") return;
switch(d3.event.keyCode) {
case 27: // Escape to close all dialogs
closeDialogs();
break;
case 79: // "O" to toggle options
optionsTrigger.click();
break;
case 113: // "F2" for new map
$("#randomMap").click();
break;
case 32: // Space to log focused cell data
var point = d3.mouse(this);
const index = diagram.find(point[0], point[1]).index;
console.table(cells[index]);
break;
case 67: // "C" to log cells data
console.log(cells);
break;
case 77: // "B" to log burgs data
console.table(manors);
break;
case 83: // "S" to log states data
console.table(states);
break;
case 70: // "F" to log features data
console.table(features);
break;
case 37: // Left to scroll map left
zoom.translateBy(svg, 10, 0);
break;
case 39: // Right to scroll map right
zoom.translateBy(svg, -10, 0);
break;
case 38: // Up to scroll map up
zoom.translateBy(svg, 0, 10);
break;
case 40: // Down to scroll map down
zoom.translateBy(svg, 0, -10);
break;
case 107: // Plus to zoom map up
zoom.scaleBy(svg, 1.2);
break;
case 109: // Minus to zoom map out
zoom.scaleBy(svg, 0.8);
break;
case 9: // Tab to toggle full-screen mode
$("#updateFullscreen").click();
break;
case 90: // Ctrl + "Z" to toggle undo
if (customization !== 1) return;
if (d3.event.ctrlKey === false) return;
undo.click();
break;
case 89: // Ctrl + "Y" to toggle undo
if (customization !== 1) return;
if (d3.event.ctrlKey === false) return;
redo.click();
break;
}
});
// Toggle Options pane
$("#optionsTrigger").on("click", function() {
if (tooltip.getAttribute("data-main") === "Сlick the arrow button to open options") {
tooltip.setAttribute("data-main", "");
tooltip.innerHTML = "";
localStorage.setItem("disable_click_arrow_tooltip", true);
}
if ($("#options").css("display") === "none") {
$("#regenerate").hide();
$("#options").fadeIn();
$("#layoutTab").click();
$("#optionsTrigger").removeClass("icon-right-open glow").addClass("icon-left-open");
} else {
$("#options").fadeOut();
$("#optionsTrigger").removeClass("icon-left-open").addClass("icon-right-open");
}
});
$("#collapsible").hover(function() {
if ($("#optionsTrigger").hasClass("glow")) return;
if ($("#options").css("display") === "none") {
$("#regenerate").show();
$("#optionsTrigger").removeClass("glow");
}}, function() {
$("#regenerate").hide();
});
// move layers on mapLayers dragging (jquery sortable)
function moveLayer(event, ui) {
var el = getLayer(ui.item.attr("id"));
if (el) {
var prev = getLayer(ui.item.prev().attr("id"));
var next = getLayer(ui.item.next().attr("id"));
if (prev) {el.insertAfter(prev);} else if (next) {el.insertBefore(next);}
}
}
// define connection between option layer buttons and actual svg groups
function getLayer(id) {
if (id === "toggleGrid") {return $("#grid");}
if (id === "toggleOverlay") {return $("#overlay");}
if (id === "toggleHeight") {return $("#terrs");}
if (id === "toggleCultures") {return $("#cults");}
if (id === "toggleRoutes") {return $("#routes");}
if (id === "toggleRivers") {return $("#rivers");}
if (id === "toggleCountries") {return $("#regions");}
if (id === "toggleBorders") {return $("#borders");}
if (id === "toggleRelief") {return $("#terrain");}
if (id === "toggleLabels") {return $("#labels");}
if (id === "toggleIcons") {return $("#icons");}
}
// UI Button handlers
$("button, a, li, i").on("click", function() {
var id = this.id;
var parent = this.parentNode.id;
if (icons.selectAll(".tag").size() > 0) {icons.selectAll(".tag, .line").remove();}
if (id === "toggleHeight") {toggleHeight();}
if (id === "toggleCountries") {$('#regions').fadeToggle();}
if (id === "toggleCultures") {toggleCultures();}
if (id === "toggleOverlay") {toggleOverlay();}
if (id === "toggleFlux") {toggleFlux();}
if (parent === "mapLayers" || parent === "styleContent") {$(this).toggleClass("buttonoff");}
if (id === "randomMap" || id === "regenerate") {
exitCustomization();
undraw();
resetZoom(1000);
generate();
return;
}
if (id === "editCountries") {editCountries();}
if (id === "editCultures") {editCultures();}
if (id === "editScale" || id === "editScaleCountries" || id === "editScaleBurgs") {editScale();}
if (id === "countriesManually") {
customization = 2;
tip("Click to select a country, drag the circle to re-assign", true);
mockRegions();
let temp = regions.append("g").attr("id", "temp");
$("#countriesBottom").children().hide();
$("#countriesManuallyButtons").show();
// highlight capital cells as it's not allowed to change capital's state that way
states.map(function(s) {
if (s.capital === "neutral" || s.capital === "select") return;
const capital = s.capital;
const index = manors[capital].cell;
temp.append("path")
.attr("data-cell", index).attr("data-state", s.i)
.attr("d", "M" + polygons[index].join("L") + "Z")
.attr("fill", s.color).attr("stroke", "red").attr("stroke-width", .7);
});
viewbox.style("cursor", "crosshair").call(drag).on("click", changeSelectedOnClick);
}
if (id === "countriesRegenerate") {
customization = 3;
tip("Manually change \"Expansion\" value for a country or click on \"Randomize\" button", true);
mockRegions();
regions.append("g").attr("id", "temp");
$("#countriesBottom").children().hide();
$("#countriesRegenerateButtons").show();
$(".statePower, .icon-resize-full, .stateCells, .icon-check-empty").toggleClass("hidden");
$("div[data-sortby='expansion'], div[data-sortby='cells']").toggleClass("hidden");
}
if (id === "countriesManuallyComplete") {
icons.selectAll(".circle").remove();
var changedCells = regions.select("#temp").selectAll("path");
var changedStates = [];
changedCells.each(function() {
var el = d3.select(this);
var cell = +el.attr("data-cell");
var stateOld = cells[cell].region;
if (stateOld === "neutral") {stateOld = states.length - 1;}
var stateNew = +el.attr("data-state");
const region = states[stateNew].color === "neutral" ? "neutral" : stateNew;
cells[cell].region = region;
if (cells[cell].manor !== undefined) {manors[cells[cell].manor].region = region;}
changedStates.push(stateNew, stateOld);
});
changedStates = [...new Set(changedStates)];
changedStates.map(function(s) {recalculateStateData(s);});
var last = states.length - 1;
if (states[last].capital === "neutral" && states[last].cells === 0) {
$("#state" + last).remove();
states.splice(-1);
}
$("#countriesManuallyCancel").click();
if (changedStates.length) {editCountries();}
}
if (id === "countriesManuallyCancel") {
redrawRegions();
icons.selectAll(".circle").remove();
if (grid.style("display") === "inline") {toggleGrid.click();}
if (labels.style("display") === "none") {toggleLabels.click();}
$("#countriesBottom").children().show();
$("#countriesManuallyButtons, #countriesRegenerateButtons").hide();
$(".selected").removeClass("selected");
$("div[data-sortby='expansion'], .statePower, .icon-resize-full").addClass("hidden");
$("div[data-sortby='cells'], .stateCells, .icon-check-empty").removeClass("hidden");
customization = 0;
tip("", true);
restoreDefaultEvents();
}
if (id === "countriesApply") {$("#countriesManuallyCancel").click();}
if (id === "countriesRandomize") {
const mod = +powerInput.value * 2;
$(".statePower").each(function(e, i) {
const state = +(this.parentNode.id).slice(5);
if (states[state].capital === "neutral") return;
const power = rn(Math.random() * mod / 2 + 1, 1);
$(this).val(power);
$(this).parent().attr("data-expansion", power);
states[state].power = power;
});
regenerateCountries();
}
if (id === "countriesAddM" || id === "countriesAddR" || id === "countriesAddG") {
var i = states.length;
// move neutrals to the last line
if (states[i-1].capital === "neutral") {states[i-1].i = i; i -= 1;}
var name = generateStateName(0);
var color = colors20(i);
states.push({i, color, name, capital: "select", cells: 0, burgs: 0, urbanPopulation: 0, ruralPopulation: 0, area: 0, power: 1});
states.sort(function(a, b){return a.i - b.i});
editCountries();
}
if (id === "countriesRegenerateNames") {
const editor = d3.select("#countriesBody");
states.forEach(function(s) {
if (s.capital === "neutral") return;
s.name = generateStateName(s.i);
labels.select("#regionLabel"+s.i).text(s.name);
editor.select("#state"+s.i).select(".stateName").attr("value", s.name);
});
}
if (id === "countriesPercentage") {
var el = $("#countriesEditor");
if (el.attr("data-type") === "absolute") {
el.attr("data-type", "percentage");
var totalCells = land.length;
var totalBurgs = +countriesFooterBurgs.innerHTML;
var totalArea = countriesFooterArea.innerHTML;
totalArea = getInteger(totalArea.split(" ")[0]);
var totalPopulation = getInteger(countriesFooterPopulation.innerHTML);
$("#countriesBody > .states").each(function() {
var cells = rn($(this).attr("data-cells") / totalCells * 100);
var burgs = rn($(this).attr("data-burgs") / totalBurgs * 100);
var area = rn($(this).attr("data-area") / totalArea * 100);
var population = rn($(this).attr("data-population") / totalPopulation * 100);
$(this).children().filter(".stateCells").text(cells + "%");
$(this).children().filter(".stateBurgs").text(burgs + "%");
$(this).children().filter(".stateArea").text(area + "%");
$(this).children().filter(".statePopulation").val(population + "%");
});
} else {
el.attr("data-type", "absolute");
editCountries();
}
}
if (id === "countriesExport") {
if ($(".statePower").length === 0) {return;}
var unit = areaUnit.value === "square" ? distanceUnit.value + "2" : areaUnit.value;
var data = "Country,Capital,Cells,Burgs,Area ("+ unit +"),Population\n"; // countries headers
$("#countriesBody > .states").each(function() {
var country = $(this).attr("data-country");
if (country === "bottom") {data += "neutral,"} else {data += country + ",";}
var capital = $(this).attr("data-capital");
if (capital === "bottom" || capital === "select") {data += ","} else {data += capital + ",";}
data += $(this).attr("data-cells") + ",";
data += $(this).attr("data-burgs") + ",";
data += $(this).attr("data-area") + ",";
var population = +$(this).attr("data-population");
data += population + "\n";
});
data += "\nBurg,Country,Culture,Population\n"; // burgs headers
manors.map(function(m) {
if (m.region === "removed") return; // skip removed burgs
data += m.name + ",";
var country = m.region === "neutral" ? "neutral" : states[m.region].name;
data += country + ",";
data += cultures[m.culture].name + ",";
var population = m.population * urbanization.value * populationRate.value * 1000;
data += population + "\n";
});
var dataBlob = new Blob([data], {type:"text/plain"});
var url = window.URL.createObjectURL(dataBlob);
var link = document.createElement("a");
document.body.appendChild(link);
link.download = "countries_data" + Date.now() + ".csv";
link.href = url;
link.click();
window.setTimeout(function() {window.URL.revokeObjectURL(url);}, 2000);
}
if (id === "burgNamesImport") {burgsListToLoad.click();}
if (id === "removeCountries") {
alertMessage.innerHTML = `Are you sure you want remove all countries?`;
$("#alert").dialog({resizable: false, title: "Remove countries",
buttons: {
Cancel: function() {$(this).dialog("close");},
Remove: function() {
$(this).dialog("close");
$("#countriesBody").empty();
manors.map(function(m) {m.region = "neutral";});
land.map(function(l) {l.region = "neutral";});
states.map(function(s) {
const c = +s.capital;
if (isNaN(c)) return;
$("#burgLabels [data-id=" + c + "]").detach().appendTo($("#burgLabels #towns"));
$("#burgIcons [data-id=" + c + "]").detach().appendTo($("#burgIcons #towns"));
});
labels.select("#countries").selectAll("text").remove();
regions.selectAll("path").remove();
states = [];
states.push({i: 0, color: "neutral", capital: "neutral", name: "Neutrals"});
recalculateStateData(0);
if ($("#burgsEditor").is(":visible")) {$("#burgsEditor").dialog("close");}
editCountries();
}
}
})
}
if (id === "removeBurgs") {
alertMessage.innerHTML = `Are you sure you want to remove all burgs associated with the country?`;
$("#alert").dialog({resizable: false, title: "Remove associated burgs",
buttons: {
Cancel: function() {$(this).dialog("close");},
Remove: function() {
$(this).dialog("close");
var state = +$("#burgsEditor").attr("data-state");
var region = states[state].capital === "neutral" ? "neutral" : state;
$("#burgsBody").empty();
manors.map(function(m) {
if (m.region !== region) {return;}
m.region = "removed";
cells[m.cell].manor = undefined;
labels.select("[data-id='" + m.i + "']").remove();
icons.selectAll("[data-id='" + m.i + "']").remove();
});
states[state].urbanPopulation = 0;
states[state].burgs = 0;
states[state].capital = "select";
if ($("#countriesEditor").is(":visible")) {
editCountries();
$("#burgsEditor").dialog("moveToTop");
}
burgsFooterBurgs.innerHTML = 0;
burgsFooterPopulation.value = 0;
}
}
});
}
if (id === "changeCapital") {
if ($(this).hasClass("pressed")) {
$(this).removeClass("pressed")
} else {
$(".pressed").removeClass("pressed");
$(this).addClass("pressed");
}
}
if (id === "regenerateBurgNames") {
var s = +$("#burgsEditor").attr("data-state");
$(".burgName").each(function(e, i) {
var b = +(this.parentNode.id).slice(5);
var name = generateName(manors[b].culture);
$(this).val(name);
$(this).parent().attr("data-burg", name);
manors[b].name = name;
labels.select("[data-id='" + b + "']").text(name);
});
if ($("#countriesEditor").is(":visible")) {
if (states[s].capital === "neutral") {return;}
var c = states[s].capital;
$("#state"+s).attr("data-capital", manors[c].name);
$("#state"+s+" > .stateCapital").val(manors[c].name);
}
}
if (id === "burgAdd") {
var state = +$("#burgsEditor").attr("data-state");
clickToAdd(); // to load on click event function
$("#addBurg").click().attr("data-state", state);
}
if (id === "toggleScaleBar") {$("#scaleBar").toggleClass("hidden");}
if (id === "addRuler") {
$("#ruler").show();
var rulerNew = ruler.append("g").attr("class", "linear").call(d3.drag().on("start", elementDrag));
var factor = rn(1 / Math.pow(scale, 0.3), 1);
var y = Math.floor(Math.random() * graphHeight * 0.5 + graphHeight * 0.25);
var x1 = graphWidth * 0.2, x2 = graphWidth * 0.8;
var dash = rn(30 / distanceScale.value, 2);
rulerNew.append("line").attr("x1", x1).attr("y1", y).attr("x2", x2).attr("y2", y).attr("class", "white").attr("stroke-width", factor);
rulerNew.append("line").attr("x1", x1).attr("y1", y).attr("x2", x2).attr("y2", y).attr("class", "gray").attr("stroke-width", factor).attr("stroke-dasharray", dash);
rulerNew.append("circle").attr("r", 2 * factor).attr("stroke-width", 0.5 * factor).attr("cx", x1).attr("cy", y).attr("data-edge", "left").call(d3.drag().on("drag", rulerEdgeDrag));
rulerNew.append("circle").attr("r", 2 * factor).attr("stroke-width", 0.5 * factor).attr("cx", x2).attr("cy", y).attr("data-edge", "rigth").call(d3.drag().on("drag", rulerEdgeDrag));
rulerNew.append("circle").attr("r", 1.2 * factor).attr("stroke-width", 0.3 * factor).attr("cx", graphWidth / 2).attr("cy", y).attr("class", "center").call(d3.drag().on("start", rulerCenterDrag));
var dist = rn(x2 - x1);
var label = rn(dist * distanceScale.value) + " " + distanceUnit.value;
rulerNew.append("text").attr("x", graphWidth / 2).attr("y", y).attr("dy", -1).attr("data-dist", dist).text(label).text(label).on("click", removeParent).attr("font-size", 10 * factor);
return;
}
if (id === "addOpisometer" || id === "addPlanimeter") {
if ($(this).hasClass("pressed")) {
restoreDefaultEvents();
$(this).removeClass("pressed");
} else {
$(this).addClass("pressed");
viewbox.style("cursor", "crosshair").call(drag);
}
return;
}
if (id === "removeAllRulers") {
if ($("#ruler > g").length < 1) {return;}
alertMessage.innerHTML = `Are you sure you want to remove all placed rulers?`;
$("#alert").dialog({resizable: false, title: "Remove all rulers",
buttons: {
Remove: function() {
$(this).dialog("close");
$("#ruler > g").remove();
},
Cancel: function() {$(this).dialog("close");}
}
});
return;
}
if (id === "editHeightmap") {$("#customizeHeightmap").slideToggle();}
if (id === "fromScratch") {
alertMessage.innerHTML = "Are you sure you want to clear the map? All progress will be lost";
$("#alert").dialog({resizable: false, title: "Clear map",
buttons: {
Cancel: function() {$(this).dialog("close");},
Clear: function() {
closeDialogs();
undraw();
placePoints();
calculateVoronoi(points);
detectNeighbors("grid");
drawScaleBar();
customizeHeightmap();
openBrushesPanel();
$(this).dialog("close");
}
}
});
}
if (id === "fromHeightmap") {
let message = "It's highly recommended to finalize a heightmap as a first step. ";
message += "If you want to edit a map, it's better to clean up all the data except on heights. ";
message += "You may also keep the data, but it can cause unexpected errors";
alertMessage.innerHTML = message;
$("#alert").dialog({resizable: false, title: "Edit Heightmap",
buttons: {
"Clean up": function() {
editHeightmap("clean");
$(this).dialog("close");
},
Keep: function() {
$(this).dialog("close");
editHeightmap("keep");
},
Cancel: function() {$(this).dialog("close");}
}
});
return;
}
// heightmap customization buttons
if (customization === 1) {
if (id === "paintBrushes") {openBrushesPanel();}
if (id === "rescaleExecute") {
var subject = rescaleLower.value + "-" + rescaleHigher.value;
var sign = conditionSign.value;
var modifier = rescaleModifier.value;
if (sign === "×") {modifyHeights(subject, 0, +modifier);}
if (sign === "÷") {modifyHeights(subject, 0, (1 / modifier));}
if (sign === "+") {modifyHeights(subject, +modifier, 1);}
if (sign === "-") {modifyHeights(subject, (-1 * modifier), 1);}
if (sign === "^") {modifyHeights(subject, 0, "^" + modifier);}
updateHeightmap();
updateHistory();
}
if (id === "rescaleButton") {
$("#modifyButtons").children().not("#rescaleButton, .condition").toggle();
}
if (id === "rescaleCondButton") {$("#modifyButtons").children().not("#rescaleCondButton, #rescaler").toggle();}
if (id === "undo" || id === "templateUndo") {restoreHistory(historyStage - 1);}
if (id === "redo" || id === "templateRedo") {restoreHistory(historyStage + 1);}
if (id === "smoothHeights") {
smoothHeights(4);
updateHeightmap();
updateHistory();
}
if (id === "disruptHeights") {
disruptHeights();
updateHeightmap();
updateHistory();
}
if (id === "getMap") {
if (states.length && manors.length) {getMap("keep");} else {getMap();}
}
if (id === "applyTemplate") {
if ($("#templateEditor").is(":visible")) {return;}
$("#templateEditor").dialog({
title: "Template Editor",
minHeight: "auto", width: "auto", resizable: false,
position: {my: "right top", at: "right-10 top+10", of: "svg"}
});
}
if (id === "convertImage") {convertImage();}
if (id === "convertImageGrid") {$("#grid").fadeToggle();}
if (id === "convertImageHeights") {$("#landmass").fadeToggle();}
if (id === "perspectiveView") {
// Inputs control
if ($("#perspectivePanel").is(":visible")) {return;}
const line = +$("#lineHandle0").attr("data-value");
const grad = +$("#lineHandle1").attr("data-value");
$("#lineSlider").slider({
min: 10, max: 320, step: 1, values: [line, grad],
create: function() {
$("#lineHandle0").text("x:"+line);
$("#lineHandle1").text("y:"+grad);
},
slide: function(event, ui) {
$("#lineHandle0").text("x:"+ui.values[0]).attr("data-value", ui.values[0]);
$("#lineHandle1").text("y:"+ui.values[1]).attr("data-value", ui.values[1]);
drawPerspective();
}
});
$("#ySlider").slider({
min: 1, max: 5, step: 0.1, value: +$("#yHandle").attr("data-value"),
create: function() {$("#yHandle").text($("#yHandle").attr("data-value"));},
slide: function(event, ui) {
$("#yHandle").text(ui.value).attr("data-value", ui.value);
drawPerspective();
}
});
$("#scaleSlider").slider({
min: 0.5, max: 2, step: 0.1, value: +$("#scaleHandle").attr("data-value"),
create: function() {$("#scaleHandle").text($("#scaleHandle").attr("data-value"));},
slide: function(event, ui) {
$("#scaleHandle").text(ui.value).attr("data-value", ui.value);
drawPerspective();
}
});
$("#heightSlider").slider({
min: 1, max: 50, step: 1, value: +$("#heightHandle").attr("data-value"),
create: function() {$("#heightHandle").text($("#heightHandle").attr("data-value"));},
slide: function(event, ui) {
$("#heightHandle").text(ui.value).attr("data-value", ui.value);
drawPerspective();
}
});
$("#perspectivePanel").dialog({
title: "Perspective View",
width: 520, height: 360,
position: {my: "center center", at: "center center", of: "svg"}
});
drawPerspective();
return;
}
}
if (id === "restoreStyle") {
alertMessage.innerHTML = "Are you sure you want to restore default style?";
$("#alert").dialog({resizable: false, title: "Restore style",
buttons: {
Restore: function() {
applyDefaultStyle();
$(this).dialog("close");
},
Cancel: function() {
$(this).dialog("close");
}
}
});
}
if (parent === "mapFilters") {
$("svg").attr("filter", "");
if ($(this).hasClass('pressed')) {
$("#mapFilters .pressed").removeClass('pressed');
} else {
$("#mapFilters .pressed").removeClass('pressed');
$(this).addClass('pressed');
$("svg").attr("filter", "url(#filter-" + id + ")");
}
return;
}
if (id === "updateFullscreen") {
mapWidthInput.value = window.innerWidth;
mapHeightInput.value = window.innerHeight;
localStorage.removeItem("mapHeight");
localStorage.removeItem("mapWidth");
changeMapSize();
}
if (id === "zoomExtentDefault") {
zoomExtentMin.value = 1;
zoomExtentMax.value = 20;
zoom.scaleExtent([1, 20]).scaleTo(svg, 1);
}
if (id === "saveButton") {$("#saveDropdown").slideToggle();}
if (id === "loadMap") {mapToLoad.click();}
if (id === "zoomReset") {resetZoom(1000);}
if (id === "zoomPlus") {
scale += 1;
if (scale > 40) {scale = 40;}
invokeActiveZooming();
}
if (id === "zoomMinus") {
scale -= 1;
if (scale <= 1) {scale = 1; viewX = 0; viewY = 0;}
invokeActiveZooming();
}
if (id === "styleFontPlus" || id === "styleFontMinus") {
var el = viewbox.select("#"+styleElementSelect.value);
var mod = id === "styleFontPlus" ? 1.1 : 0.9;
el.selectAll("g").each(function() {
var el = d3.select(this);
var size = rn(el.attr("data-size") * mod, 2);
if (size < 2) {size = 2;}
el.attr("data-size", size).attr("font-size", rn((size + (size / scale)) / 2, 2));
});
invokeActiveZooming();
return;
}
if (id === "brushClear") {
if (customization === 1) {
var message = "Are you sure you want to clear the map?";
alertMessage.innerHTML = message;
$("#alert").dialog({resizable: false, title: "Clear map",
buttons: {
Clear: function() {
$(this).dialog("close");
viewbox.style("cursor", "crosshair").call(drag);
landmassCounter.innerHTML = "0";
$("#landmass").empty();
cells.map(function(i) {i.height = 0;});
// clear history
history = [];
historyStage = 0;
updateHistory();
redo.disabled = templateRedo.disabled = true;
undo.disabled = templateUndo.disabled = true;
},
Cancel: function() {$(this).dialog("close");}
}
});
} else {
start.click();
}
}
if (id === "templateComplete") {
if (customization === 1 && !$("#getMap").attr("disabled")) {getMap();}
}
if (id === "convertColorsMinus") {
var current = +convertColors.value - 1;
if (current < 4) {current = 3;}
convertColors.value = current;
heightsFromImage(current);
}
if (id === "convertColorsPlus") {
var current = +convertColors.value + 1;
if (current > 255) {current = 256;}
convertColors.value = current;
heightsFromImage(current);
}
if (id === "convertOverlayButton") {
$("#convertImageButtons").children().not(this).not("#convertColors").toggle();
}
if (id === "convertAutoLum") {autoAssing("lum");}
if (id === "convertAutoHue") {autoAssing("hue");}
if (id === "convertComplete") {completeConvertion();}
});
// support save options
$("#saveDropdown > div").click(function() {
var id = this.id;
var dns_allow_popup_message = localStorage.getItem("dns_allow_popup_message");
if (!dns_allow_popup_message) {
var message = "Generator uses pop-up window to download files. ";
message += "Please ensure your browser does not block popups. ";
message += "Please check browser settings and turn off adBlocker if it is enabled";
alertMessage.innerHTML = message;
$("#alert").dialog({title: "File saver. Please enable popups!",
buttons: {
"Don't show again": function() {
localStorage.setItem("dns_allow_popup_message", true);
$(this).dialog("close");
},
Close: function() {$(this).dialog("close");}
},
position: {my: "center", at: "center", of: "svg"}
});
}
if (id === "saveMap") {saveMap();}
if (id === "saveSVG") {saveAsImage("svg");}
if (id === "savePNG") {saveAsImage("png");}
$("#saveDropdown").slideUp("fast");
});
// lock / unlock option randomization
$("#options i[class^='icon-lock']").click(function() {
$(this).toggleClass("icon-lock icon-lock-open");
const locked = +$(this).hasClass("icon-lock");
$(this).attr("data-locked", locked);
const option = (this.id).slice(4, -5).toLowerCase();
const value = $("#"+option+"Input").val();
if (locked) {localStorage.setItem(option, value);}
else {localStorage.removeItem(option);}
});
function editHeightmap(type) {
closeDialogs();
const heights = [], regionData = [], cultureData = [];
for (let i = 0; i < points.length; i++) {
const cell = diagram.find(points[i][0], points[i][1]).index;
heights.push(cells[cell].height);
let region = cells[cell].region;
if (region === undefined) region = -1;
regionData.push(region);
let culture = cells[cell].culture;
if (culture === undefined) culture = -1;
cultureData.push(culture);
}
if (type === "clean") undraw();
calculateVoronoi(points);
detectNeighbors("grid");
drawScaleBar();
for (let i = 0; i < points.length; i++) {cells[i].height = heights[i];}
if (type === "keep") {
svg.selectAll("#lakes, #coastline, #terrain, #rivers, #grid, #terrs, #landmass, #ocean, #regions")
.selectAll("path, circle, line").remove();
svg.select("#shape").remove();
for (let i = 0; i < points.length; i++) {
if (regionData[i] !== -1) cells[i].region = regionData[i];
if (cultureData[i] !== -1) cells[i].culture = cultureData[i];
}
}
mockHeightmap();
customizeHeightmap();
openBrushesPanel();
}
function openBrushesPanel() {
if ($("#brushesPanel").is(":visible")) {return;}
$("#brushesPanel").dialog({
title: "Paint Brushes",
minHeight: 40, width: "auto", maxWidth: 200, resizable: false,
position: {my: "right top", at: "right-10 top+10", of: "svg"}
}).on('dialogclose', function() {
restoreDefaultEvents();
$("#brushesButtons > .pressed").removeClass('pressed');
});
if (modules.openBrushesPanel) return;
modules.openBrushesPanel = true;
$("#brushesButtons > button").on("click", function() {
const rSlider = $("#brushRadiusLabel, #brushRadius");
if ($(this).hasClass('pressed')) {
$(this).removeClass('pressed');
restoreDefaultEvents();
icons.selectAll(".circle").remove();
rSlider.attr("disabled", true).addClass("disabled");
} else {
$("#brushesButtons > .pressed").removeClass('pressed');
$(this).addClass('pressed');
viewbox.style("cursor", "crosshair");
if (this.id !== "brushRange" && this.id !== "brushTrough") {viewbox.call(drag);} // on drag brushes
else {viewbox.on("click", placeLinearFeature);} // on click brushes
if ($(this).hasClass("feature")) {rSlider.attr("disabled", true).addClass("disabled");}
else {rSlider.attr("disabled", false).removeClass("disabled");}
}
});
}
function drawPerspective() {
console.time("drawPerspective");
const width = 320, height = 180;
const wRatio = graphWidth / width, hRatio = graphHeight / height;
const lineCount = +$("#lineHandle0").attr("data-value");
const lineGranularity = +$("#lineHandle1").attr("data-value");
const perspective = document.getElementById("perspective");
const pContext = perspective.getContext("2d");
const lines = [];
let i = Math.floor(lineCount);
while (i--) {
const x = i / lineCount * width | 0;
const canvasPoints = [];
lines.push(canvasPoints);
let j = Math.floor(lineGranularity);
while (j--) {
const y = j / lineGranularity * height | 0;
let h = getHeightInPoint(x * wRatio, y * hRatio) - 0.2;
if (h < 0) {h = 0;}
canvasPoints.push([x, y, h]);
}
}
pContext.clearRect(0, 0, perspective.width, perspective.height);
for (let canvasPoints of lines) {
for (let i = 0; i < canvasPoints.length - 1; i++) {
const pt1 = canvasPoints[i];
const pt2 = canvasPoints[i + 1];
const avHeight = (pt1[2] + pt2[2]) / 2;
pContext.beginPath();
pContext.moveTo(...transformPt(pt1));
pContext.lineTo(...transformPt(pt2));
let clr = "rgb(81, 103, 169)"; // water
if (avHeight !== 0) {clr = color(1 - avHeight - 0.2);}
pContext.strokeStyle = clr;
pContext.stroke();
}
}
console.timeEnd("drawPerspective");
}
// get Height value in point for Perspective view
function getHeightInPoint(x, y) {
const index = diagram.find(x, y).index;
return cells[index].height;
}
function transformPt(pt) {
const width = 320;
const maxHeight = +$("#heightHandle").attr("data-value");
var [x, y] = projectIsometric(pt[0], pt[1]);
return [x + width / 2 + 10, y + 10 - pt[2] * maxHeight];
}
function projectIsometric(x, y) {
const scale = $("#scaleHandle").attr("data-value");
const yProj = $("#yHandle").attr("data-value");
return [(x - y) * scale, (x + y) / yProj * scale];
}
// templateEditor Button handlers
$("#templateTools > button").on("click", function() {
var id = this.id;
id = id.replace("template", "");
if (id === "Mountain") {
var steps = $("#templateBody > div").length;
if (steps > 0) {return;}
}
$("#templateBody").attr("data-changed", 1);
$("#templateBody").append('<div data-type="' + id + '">' + id + '</div>');
var el = $("#templateBody div:last-child");
if (id === "Hill" || id === "Pit" || id === "Range" || id === "Trough") {
var count = '<label>count:<input class="templateElCount" onmouseover="tip(\'Blobs to add\')" type="number" value="1" min="1" max="99"></label>';
}
if (id === "Hill") {
var dist = '<label>distribution:<input class="templateElDist" onmouseover="tip(\'Set blobs distribution. 0.5 - map center; 0.1 - any place\')" type="number" value="0.25" min="0.1" max="0.5" step="0.01"></label>';
}
if (id === "Add" || id === "Multiply") {
var dist = '<label>to:<select class="templateElDist" onmouseover="tip(\'Change only land or all cells\')"><option value="all" selected>all cells</option><option value="land">land only</option><option value="interval">interval</option></select></label>';
}
if (id === "Add") {
var count = '<label>value:<input class="templateElCount" onmouseover="tip(\'Add value to height of all cells (negative values are allowed)\')" type="number" value="-0.1" min="-1" max="1" step="0.01"></label>';
}
if (id === "Multiply") {
var count = '<label>by value:<input class="templateElCount" onmouseover="tip(\'Multiply all cells Height by the value\')" type="number" value="1.1" min="0" max="10" step="0.1"></label>';
}
if (id === "Smooth") {
var count = '<label>fraction:<input class="templateElCount" onmouseover="tip(\'Set smooth fraction. 1 - full smooth, 2 - half-smooth, etc.\')" type="number" min="1" max="10" value="2"></label>';
}
if (id === "Strait") {
var count = '<label>width:<input class="templateElCount" onmouseover="tip(\'Set strait width\')" value="1-7"></label>';
}
el.append('<span onmouseover="tip(\'Remove step\')" class="icon-trash-empty"></span>');
$("#templateBody .icon-trash-empty").on("click", function() {$(this).parent().remove();});
if (dist) {el.append(dist);}
if (count) {el.append(count);}
el.find("select.templateElDist").on("input", fireTemplateElDist);
$("#templateBody").attr("data-changed", 1);
});
// fireTemplateElDist selector handlers
function fireTemplateElDist() {
if (this.value === "interval") {
var interval = prompt("Populate a height interval (e.g. from 0.17 to 0.2), without space, but with hyphen", "0.17-0.2");
if (interval) {
var option = '<option value="' + interval + '">' + interval + '</option>';
$(this).append(option).val(interval);
}
}
}
// templateSelect on change listener
$("#templateSelect").on("input", function() {
var steps = $("#templateBody > div").length;
var changed = +$("#templateBody").attr("data-changed");
var template = this.value;
if (steps && changed === 1) {
alertMessage.innerHTML = "Are you sure you want to change the base template? All the changes will be lost.";
$("#alert").dialog({resizable: false, title: "Change Template",
buttons: {
Change: function() {
changeTemplate(template);
$(this).dialog("close");
},
Cancel: function() {
var prev = $("#templateSelect").attr("data-prev");
$("#templateSelect").val(prev);
$(this).dialog("close");
}
}
});
}
if (steps === 0 || changed === 0) {changeTemplate(template);}
});
function changeTemplate(template) {
$("#templateBody").empty();
$("#templateSelect").attr("data-prev", template);
addStep("Mountain");
if (template === "templateVolcano") {
addStep("Add", 0.05);
addStep("Multiply", 1.1);
addStep("Hill", 5, 0.4);
addStep("Hill", 2, 0.15);
addStep("Range", 3);
addStep("Trough", 3);
}
if (template === "templateHighIsland") {
addStep("Add", 0.05);
addStep("Multiply", 0.9);
addStep("Range", 4);
addStep("Hill", 12, 0.25);
addStep("Trough", 3);
addStep("Multiply", 0.75, "land");
addStep("Hill", 3, 0.15);
}
if (template === "templateLowIsland") {
addStep("Smooth", 2);
addStep("Range", 1);
addStep("Hill", 4, 0.4);
addStep("Hill", 12, 0.2);
addStep("Trough", 8);
addStep("Multiply", 0.35, "land");
}
if (template === "templateContinents") {
addStep("Hill", 24, 0.25);
addStep("Range", 4);
addStep("Hill", 3, 0.18);
addStep("Multiply", 0.7, "land");
addStep("Strait", "2-7");
addStep("Smooth", 2);
addStep("Pit", 7);
addStep("Trough", 8);
addStep("Multiply", 0.8, "land");
addStep("Add", 0.02, "all");
}
if (template === "templateArchipelago") {
addStep("Add", -0.2, "land");
addStep("Hill", 14, 0.17);
addStep("Range", 5);
addStep("Strait", "2-4");
addStep("Trough", 12);
addStep("Pit", 8);
addStep("Add", -0.05, "land");
addStep("Multiply", 0.7, "land");
addStep("Smooth", 4);
}
if (template === "templateAtoll") {
addStep("Hill", 2, 0.35);
addStep("Range", 2);
addStep("Add", 0.07, "all");
addStep("Smooth", 1);
addStep("Multiply", 0.1, "0.27-10");
}
$("#templateBody").attr("data-changed", 0);
}
// interprete template function
function addStep(feature, count, dist) {
if (!feature) {return;}
if (feature === "Mountain") {templateMountain.click();}
if (feature === "Hill") {templateHill.click();}
if (feature === "Pit") {templatePit.click();}
if (feature === "Range") {templateRange.click();}
if (feature === "Trough") {templateTrough.click();}
if (feature === "Strait") {templateStrait.click();}
if (feature === "Add") {templateAdd.click();}
if (feature === "Multiply") {templateMultiply.click();}
if (feature === "Smooth") {templateSmooth.click();}
if (count) {$("#templateBody div:last-child .templateElCount").val(count);}
if (dist) {
if (dist !== "land") {
var option = '<option value="' + dist + '">' + dist + '</option>';
$("#templateBody div:last-child .templateElDist").append(option);
}
$("#templateBody div:last-child .templateElDist").val(dist);
}
}
// Execute custom template
$("#templateRun").on("click", function() {
if (customization !== 1) {return;}
var steps = $("#templateBody > div").length;
if (steps) {cells.map(function(i) {i.height = 0;});}
for (var step=1; step <= steps; step++) {
var element = $("#templateBody div:nth-child(" + step + ")");
var type = element.attr("data-type");
if (type === "Mountain") {addMountain(); continue;}
var count = $("#templateBody div:nth-child(" + step + ") .templateElCount").val();
var dist = $("#templateBody div:nth-child(" + step + ") .templateElDist").val();
if (count) {
if (count[0] !== "-" && count.includes("-")) {
var lim = count.split("-");
count = Math.floor(Math.random() * (+lim[1] - +lim[0] + 1) + +lim[0]);
} else {
count = +count; // parse string
}
}
if (type === "Hill") {addHill(count, +dist);}
if (type === "Pit") {addPit(count);}
if (type === "Range") {addRange(count);}
if (type === "Trough") {addRange(-1 * count);}
if (type === "Strait") {addStrait(count);}
if (type === "Add") {modifyHeights(dist, count, 1);}
if (type === "Multiply") {modifyHeights(dist, 0, count);}
if (type === "Smooth") {smoothHeights(count);}
}
if (steps) {mockHeightmap(); updateHistory();}
});
// Save custom template as text file
$("#templateSave").on("click", function() {
var steps = $("#templateBody > div").length;
var stepsData = "";
for (var step=1; step <= steps; step++) {
var element = $("#templateBody div:nth-child(" + step + ")");
var type = element.attr("data-type");
var count = $("#templateBody div:nth-child(" + step + ") .templateElCount").val();
var dist = $("#templateBody div:nth-child(" + step + ") .templateElDist").val();
if (!count) {count = "0";}
if (!dist) {dist = "0";}
stepsData += type + " " + count + " " + dist + "\r\n";
}
var dataBlob = new Blob([stepsData], {type:"text/plain"});
var url = window.URL.createObjectURL(dataBlob);
var link = document.createElement("a");
link.download = "template_" + Date.now() + ".txt";
link.href = url;
link.click();
$("#templateBody").attr("data-changed", 0);
});
// Load custom template as text file
$("#templateLoad").on("click", function() {templateToLoad.click();});
$("#templateToLoad").change(function() {
var fileToLoad = this.files[0];
this.value = "";
var fileReader = new FileReader();
fileReader.onload = function(fileLoadedEvent) {
var dataLoaded = fileLoadedEvent.target.result;
var data = dataLoaded.split("\r\n");
$("#templateBody").empty();
if (data.length > 0) {
$("#templateBody").attr("data-changed", 1);
$("#templateSelect").attr("data-prev", "templateCustom").val("templateCustom");
}
for (var i=0; i < data.length; i++) {
var line = data[i].split(" ");
addStep(line[0], line[1], line[2]);
}
};
fileReader.readAsText(fileToLoad, "UTF-8");
});
// Image to Heightmap Converter dialog
function convertImage() {
canvas.width = svgWidth;
canvas.height = svgHeight;
// turn off paint brushes drag and cursor
$(".pressed").removeClass('pressed');
restoreDefaultEvents();
var div = d3.select("#colorScheme");
if (div.selectAll("*").size() === 0) {
for (var i = 0; i <= 100; i++) {
var width = i < 20 || i > 70 ? "1px" : "3px";
if (i === 0) {width = "4px";}
var clr = color(1-i/100);
var style = "background-color: " + clr + "; width: " + width;
div.append("div").attr("data-color", i/100).attr("style", style);
}
div.selectAll("*").on("touchmove mousemove", showHeight).on("click", assignHeight);
}
if ($("#imageConverter").is(":visible")) {return;}
$("#imageConverter").dialog({
title: "Image to Heightmap Converter",
minHeight: 30, width: 260, resizable: false,
position: {my: "right top", at: "right-10 top+10", of: "svg"}})
.on('dialogclose', function() {completeConvertion();});
}
// Load image to convert
$("#convertImageLoad").on("click", function() {imageToLoad.click();});
$("#imageToLoad").change(function() {
console.time("loadImage");
// set style
resetZoom();
grid.attr("stroke-width", .2);
// load image
var file = this.files[0];
this.value = ""; // reset input value to get triggered if the same file is uploaded
var reader = new FileReader();
var img = new Image;
// draw image
img.onload = function() {
ctx.drawImage(img, 0, 0, svgWidth, svgHeight);
heightsFromImage(+convertColors.value);
console.timeEnd("loadImage");
}
reader.onloadend = function() {img.src = reader.result;}
reader.readAsDataURL(file);
});
function heightsFromImage(count) {
var imageData = ctx.getImageData(0, 0, svgWidth, svgHeight);
var data = imageData.data;
$("#landmass > path, .color-div").remove();
$("#landmass, #colorsUnassigned").fadeIn();
$("#colorsAssigned").fadeOut();
var colors = [], palette = [];
points.map(function(i) {
var x = rn(i[0]), y = rn(i[1]);
if (y == svgHeight) {y--;}
if (x == svgWidth) {x--;}
var p = (x + y * svgWidth) * 4;
var r = data[p], g = data[p + 1], b = data[p + 2];
colors.push([r, g, b]);
});
var cmap = MMCQ.quantize(colors, count);
polygons.map(function(i, d) {
cells[d].height = undefined;
var nearest = cmap.nearest(colors[d]);
var rgb = "rgb(" + nearest[0] + ", " + nearest[1] + ", " + nearest[2] + ")";
var hex = toHEX(rgb);
if (palette.indexOf(hex) === -1) {palette.push(hex);}
landmass.append("path")
.attr("d", "M" + i.join("L") + "Z").attr("data-i", d)
.attr("fill", hex).attr("stroke", hex);
});
landmass.selectAll("path").on("click", landmassClicked);
palette.sort(function(a, b) {return d3.lab(a).b - d3.lab(b).b;}).map(function(i) {
$("#colorsUnassigned").append('<div class="color-div" id="' + i.substr(1) + '" style="background-color: ' + i + ';"/>');
});
$(".color-div").click(selectColor);
}
function landmassClicked() {
var color = d3.select(this).attr("fill");
$("#"+color.slice(1)).click();
}
function selectColor() {
landmass.selectAll(".selectedCell").classed("selectedCell", 0);
var el = d3.select(this);
if (el.classed("selectedColor")) {
el.classed("selectedColor", 0);
} else {
$(".selectedColor").removeClass("selectedColor");
el.classed("selectedColor", 1);
$("#colorScheme .hoveredColor").removeClass("hoveredColor");
$("#colorsSelectValue").text(0);
if (el.attr("data-height")) {
var height = el.attr("data-height");
$("#colorScheme div[data-color='" + height + "']").addClass("hoveredColor");
$("#colorsSelectValue").text(rn(height * 100));
}
var color = "#" + d3.select(this).attr("id");
landmass.selectAll("path").classed("selectedCell", 0);
landmass.selectAll("path[fill='" + color + "']").classed("selectedCell", 1);
}
}
function showHeight() {
var el = d3.select(this);
var height = rn(el.attr("data-color") * 100);
$("#colorsSelectValue").text(height);
$("#colorScheme .hoveredColor").removeClass("hoveredColor");
el.classed("hoveredColor", 1);
}
function assignHeight() {
var sel = $(".selectedColor")[0];
var height = +d3.select(this).attr("data-color");
var rgb = color(1-height);
var hex = toHEX(rgb);
sel.style.backgroundColor = rgb;
sel.setAttribute("data-height", height);
var cur = "#" + sel.id;
sel.id = hex.substr(1);
landmass.selectAll(".selectedCell").each(function() {
d3.select(this).attr("fill", hex).attr("stroke", hex);
var i = +d3.select(this).attr("data-i");
cells[i].height = height;
});
var parent = sel.parentNode;
if (parent.id === "colorsUnassigned") {
colorsAssigned.appendChild(sel);
$("#colorsAssigned").fadeIn();
if ($("#colorsUnassigned .color-div").length < 1) {$("#colorsUnassigned").fadeOut();}
}
if ($("#colorsAssigned .color-div").length > 1) {sortAssignedColors();}
}
// sort colors based on assigned height
function sortAssignedColors() {
var data = [];
var colors = d3.select("#colorsAssigned").selectAll(".color-div");
colors.each(function(d) {
var id = d3.select(this).attr("id");
var height = +d3.select(this).attr("data-height");
data.push({id, height});
});
data.sort(function(a, b) {return a.height - b.height}).map(function(i) {
$("#colorsAssigned").append($("#"+i.id));
});
}
// auto assign color based on luminosity or hue
function autoAssing(type) {
var imageData = ctx.getImageData(0, 0, svgWidth, svgHeight);
var data = imageData.data;
$("#landmass > path, .color-div").remove();
$("#colorsAssigned").fadeIn();
$("#colorsUnassigned").fadeOut();
var heights = [];
polygons.map(function(i, d) {
var x = rn(i.data[0]), y = rn(i.data[1]);
if (y == svgHeight) {y--;}
if (x == svgWidth) {x--;}
var p = (x + y * svgWidth) * 4;
var r = data[p], g = data[p + 1], b = data[p + 2];
var lab = d3.lab("rgb(" + r + ", " + g + ", " + b + ")");
if (type === "hue") {
var normalized = rn(normalize(lab.b + lab.a / 2, -50, 200), 2);
} else {
var normalized = rn(normalize(lab.l, 0, 100), 2);
}
heights.push(normalized);
var rgb = color(1 - normalized);
var hex = toHEX(rgb);
cells[d].height = normalized;
landmass.append("path").attr("d", "M" + i.join("L") + "Z").attr("data-i", d).attr("fill", hex).attr("stroke", hex);
});
heights.sort(function(a, b) {return a - b;});
var unique = [...new Set(heights)];
unique.map(function(i) {
var rgb = color(1 - i);
var hex = toHEX(rgb);
$("#colorsAssigned").append('<div class="color-div" id="' + hex.substr(1) + '" data-height="' + i + '" style="background-color: ' + hex + ';"/>');
});
$(".color-div").click(selectColor);
}
function normalize(val, min, max) {
var normalized = (val - min) / (max - min);
if (normalized < 0) {normalized = 0;}
if (normalized > 1) {normalized = 1;}
return normalized;
}
function completeConvertion() {
mockHeightmap();
restartHistory();
$(".color-div").remove();
$("#colorsAssigned, #colorsUnassigned").fadeOut();
grid.attr("stroke-width", .1);
canvas.style.opacity = convertOverlay.value = convertOverlayValue.innerHTML = 0;
// turn on paint brushes drag and cursor
viewbox.style("cursor", "crosshair").call(drag);
$("#imageConverter").dialog('close');
}
// Clear the map
function undraw() {
viewbox.selectAll("path, circle, line, text, use, #ruler > g").remove();
svg.select("#shape").remove();
cells = [], land = [], riversData = [], manors = [], states = [], features = [], queue = [];
}
// Enter Heightmap Customization mode
function customizeHeightmap() {
customization = 1;
tip("Heightmap customization mode is active. Click on \"Complete\" to finalize the Heightmap", true);
resetZoom();
landmassCounter.innerHTML = "0";
$('#grid').fadeIn();
$('#toggleGrid').removeClass("buttonoff");
restartHistory();
$("#customizationMenu").slideDown();
$("#openEditor").slideUp();
}
// Remove all customization related styles, reset values
function exitCustomization() {
customization = 0;
tip("", true);
canvas.style.opacity = 0;
$("#customizationMenu").slideUp();
$("#getMap").attr("disabled", true).addClass("buttonoff");
$("#landmass").empty();
$('#grid').empty().fadeOut();
$('#toggleGrid').addClass("buttonoff");
restoreDefaultEvents();
if (!$("#toggleHeight").hasClass("buttonoff")) {toggleHeight();}
closeDialogs();
history = [];
historyStage = 0;
$("#customizeHeightmap").slideUp();
$("#openEditor").slideDown();
$("#getMap").removeClass("glow");
icons.selectAll(".circle").remove();
}
// open editCountries dialog
function editCountries() {
if (cults.selectAll("path").size()) $("#toggleCultures").click();
if (regions.style("display") === "none") $("#toggleCountries").click();
layoutPreset.value = "layoutPolitical";
$("#countriesBody").empty();
$("#countriesHeader").children().removeClass("icon-sort-name-up icon-sort-name-down icon-sort-number-up icon-sort-number-down");
var totalArea = 0, totalBurgs = 0, unit, areaConv;
if (areaUnit.value === "square") {unit = " " + distanceUnit.value + "²";} else {unit = " " + areaUnit.value;}
var totalPopulation = 0;
for (var s = 0; s < states.length; s++) {
$("#countriesBody").append('<div class="states" id="state' + s + '"></div>');
var el = $("#countriesBody div:last-child");
var burgsCount = states[s].burgs;
totalBurgs += burgsCount;
// calculate user-friendly area and population
var area = rn(states[s].area * Math.pow(distanceScale.value, 2));
totalArea += area;
areaConv = si(area) + unit;
var urban = rn(states[s].urbanPopulation * urbanization.value * populationRate.value);
var rural = rn(states[s].ruralPopulation * populationRate.value);
var population = (urban + rural) * 1000;
totalPopulation += population;
var populationConv = si(population);
var title = '\'Total population: '+populationConv+'; Rural population: '+rural+'K; Urban population: '+urban+'K\'';
var neutral = states[s].color === "neutral" || states[s].capital === "neutral";
// append elements to countriesBody
if (!neutral) {
el.append('<input onmouseover="tip(\'Country color. Click to change\')" class="stateColor" type="color" value="' + states[s].color + '"/>');
el.append('<input onmouseover="tip(\'Country name. Click and type to change\')" class="stateName" value="' + states[s].name + '" autocorrect="off" spellcheck="false"/>');
var capital = states[s].capital !== "select" ? manors[states[s].capital].name : "select";
if (capital === "select") {
el.append('<button onmouseover="tip(\'Click on map to select a capital or to create a new capital\')" class="selectCapital" id="selectCapital' + s + '">★ select</button>');
} else {
el.append('<span onmouseover="tip(\'Country capital. Click to enlange\')" class="icon-star-empty enlange"></span>');
el.append('<input onmouseover="tip(\'Capital name. Click and type to rename\')" class="stateCapital" value="' + capital + '" autocorrect="off" spellcheck="false"/>');
}
el.append('<span onmouseover="tip(\'Country expansionism (defines competitive size)\')" class="icon-resize-full hidden"></span>');
el.append('<input onmouseover="tip(\'Capital expansionism (defines competitive size)\')" class="statePower hidden" type="number" min="0" max="99" step="0.1" value="' + states[s].power + '"/>');
} else {
el.append('<input class="stateColor placeholder" disabled type="color"/>');
el.append('<input onmouseover="tip(\'Neutral burgs are united into this group. Click to change the group name\')" class="stateName italic" id="stateName' + s + '" value="' + states[s].name + '" autocorrect="off" spellcheck="false"/>');
el.append('<span class="icon-star-empty placeholder"></span>');
el.append('<input class="stateCapital placeholder"/>');
el.append('<span class="icon-resize-full hidden placeholder"></span>');
el.append('<input class="statePower hidden placeholder" value="0.0"/>');
}
el.append('<span onmouseover="tip(\'Cells count\')" class="icon-check-empty"></span>');
el.append('<div onmouseover="tip(\'Cells count\')" class="stateCells">' + states[s].cells + '</div>');
el.append('<span onmouseover="tip(\'Burgs count. Click to show a full list\')" style="padding-right: 1px" class="stateBIcon icon-dot-circled"></span>');
el.append('<div onmouseover="tip(\'Burgs count. Click to show a full list\')" class="stateBurgs">' + burgsCount + '</div>');
el.append('<span onmouseover="tip(\'Country area: ' + (area + unit) + '\')" style="padding-right: 4px" class="icon-map-o"></span>');
el.append('<div onmouseover="tip(\'Country area: ' + (area + unit) + '\')" class="stateArea">' + areaConv + '</div>');
el.append('<span onmouseover="tip(' + title + ')" class="icon-male"></span>');
el.append('<input onmouseover="tip(' + title + ')" class="statePopulation" value="' + populationConv + '">');
if (!neutral) {
el.append('<span onmouseover="tip(\'Remove country, all assigned cells will become Neutral\')" class="icon-trash-empty"></span>');
el.attr("data-country", states[s].name).attr("data-capital", capital).attr("data-expansion", states[s].power).attr("data-cells", states[s].cells)
.attr("data-burgs", states[s].burgs).attr("data-area", area).attr("data-population", population);
} else {
el.attr("data-country", "bottom").attr("data-capital", "bottom").attr("data-expansion", "bottom").attr("data-cells", states[s].cells)
.attr("data-burgs", states[s].burgs).attr("data-area", area).attr("data-population", population);
}
}
// initialize jQuery dialog
if (!$("#countriesEditor").is(":visible")) {
$("#countriesEditor").dialog({
title: "Countries Editor",
minHeight: "auto", minWidth: Math.min(svgWidth, 390),
position: {my: "right top", at: "right-10 top+10", of: "svg"}
}).on("dialogclose", function() {
if (customization === 2 || customization === 3) {$("#countriesManuallyCancel").click()};
});
}
// restore customization Editor version
if (customization === 3) {
$("div[data-sortby='expansion'], .statePower, .icon-resize-full").removeClass("hidden");
$("div[data-sortby='cells'], .stateCells, .icon-check-empty").addClass("hidden");
} else {
$("div[data-sortby='expansion'], .statePower, .icon-resize-full").addClass("hidden");
$("div[data-sortby='cells'], .stateCells, .icon-check-empty").removeClass("hidden");
}
// populate total line on footer
countriesFooterCountries.innerHTML = states.length;
if (states[states.length-1].capital === "neutral") {countriesFooterCountries.innerHTML = states.length - 1;}
countriesFooterBurgs.innerHTML = totalBurgs;
countriesFooterArea.innerHTML = si(totalArea) + unit;
countriesFooterPopulation.innerHTML = si(totalPopulation);
// handle events
$(".enlange").click(function() {
var s = +(this.parentNode.id).slice(5);
var capital = states[s].capital;
var l = labels.select("[data-id='" + capital +"']");
var x = +l.attr("x"), y = +l.attr("y");
zoomTo(x, y, 8, 1600);
});
$(".stateName").on("input", function() {
var s = +(this.parentNode.id).slice(5);
states[s].name = this.value;
labels.select("#regionLabel"+s).text(this.value);
if ($("#burgsEditor").is(":visible")) {
if ($("#burgsEditor").attr("data-state") == s) {
var color = '<input title="Country color. Click to change" type="color" class="stateColor" value="' + states[s].color + '"/>';
$("div[aria-describedby='burgsEditor'] .ui-dialog-title").text("Burgs of " + this.value).prepend(color);
}
}
}).hover(focusStates, unfocus);
$(".states > .stateColor").on("change", function() {
var s = +(this.parentNode.id).slice(5);
states[s].color = this.value;
regions.selectAll(".region"+s).attr("fill", this.value).attr("stroke", this.value);
if ($("#burgsEditor").is(":visible")) {
if ($("#burgsEditor").attr("data-state") == s) {
$(".ui-dialog-title > .stateColor").val(this.value);
}
}
});
$(".stateCapital").on("input", function() {
var s = +(this.parentNode.id).slice(5);
var capital = states[s].capital;
manors[capital].name = this.value;
labels.select("[data-id='" + capital +"']").text(this.value);
if ($("#burgsEditor").is(":visible")) {
if ($("#burgsEditor").attr("data-state") == s) {
$("#burgs"+capital+" > .burgName").val(this.value);
}
}
}).hover(focusCapital, unfocus);
$(".stateBurgs, .stateBIcon").on("click", editBurgs).hover(focusBurgs, unfocus);
$("#countriesBody > .states").on("click", function() {
if (customization === 2) {
$(".selected").removeClass("selected");
$(this).addClass("selected");
const state = +$(this).attr("id").slice(5);
let color = states[state].color;
if (color === "neutral") {color = "white";}
if (icons.selectAll(".circle").size()) {icons.selectAll(".circle").attr("stroke", color);}
}
});
$(".selectCapital").on("click", function() {
if ($(this).hasClass("pressed")) {
$(this).removeClass("pressed");
tooltip.setAttribute("data-main", "");
restoreDefaultEvents();
} else {
$(this).addClass("pressed");
viewbox.style("cursor", "crosshair").on("click", selectCapital);
tip("Click on the map to select or create a new capital", true);
}
});
function selectCapital() {
var point = d3.mouse(this);
var index = getIndex(point);
var x = rn(point[0], 2), y = rn(point[1], 2);
if (cells[index].height < 0.2) {
tip("Cannot place capital on the water! Select a land cell");
return;
}
var state = +$(".selectCapital.pressed").attr("id").replace("selectCapital", "");
var oldState = cells[index].region;
if (oldState === "neutral") {oldState = states.length - 1;}
if (cells[index].manor !== undefined) {
// cell has burg
var burg = cells[index].manor;
if (states[oldState].capital === burg) {
tip("Existing capital cannot be selected as a new state capital! Select other cell");
return;
} else {
// make this burg a new capital
var urbanFactor = 0.9; // for old neutrals
manors[burg].region = state;
if (oldState === "neutral") {manors[burg].population *= (1 / urbanFactor);}
manors[burg].population *= 2; // give capital x2 population bonus
states[state].capital = burg;
$("#burgLabels [data-id=" + burg + "]").detach().appendTo($("#burgLabels #capitals"));
$("#burgIcons [data-id=" + burg + "]").detach().appendTo($("#burgIcons #capitals"));
}
} else {
// free cell -> create new burg for a capital
var closest = cultureTree.find(x, y);
var culture = cultureTree.data().indexOf(closest) || 0;
var name = generateName(culture);
var i = manors.length;
cells[index].manor = i;
states[state].capital = i;
var score = cells[index].score;
if (score <= 0) {score = rn(Math.random(), 2);}
if (cells[index].crossroad) {score += cells[index].crossroad;} // crossroads
if (cells[index].confluence) {score += Math.pow(cells[index].confluence, 0.3);} // confluences
if (cells[index].port !== undefined) {score *= 3;} // port-capital
var population = rn(score, 1);
manors.push({i, cell:index, x, y, region: state, culture, name, population});
burgIcons.select("#capitals").append("circle").attr("data-id", i).attr("cx", x).attr("cy", y).attr("r", 1).on("click", editBurg);
burgLabels.select("#capitals").append("text").attr("data-id", i).attr("x", x).attr("y", y).attr("dy", "-0.35em").text(name).on("click", editBurg);
}
cells[index].region = state;
cells[index].neighbors.map(function(n) {
if (cells[n].height < 0.2) {return;}
if (cells[n].manor !== undefined) {return;}
cells[n].region = state;
});
redrawRegions();
recalculateStateData(oldState); // re-calc old state data
recalculateStateData(state); // calc new state data
editCountries();
restoreDefaultEvents();
tip("", true);
}
$(".statePower").on("input", function() {
var s = +(this.parentNode.id).slice(5);
states[s].power = +this.value;
regenerateCountries();
});
$(".statePopulation").on("change", function() {
var s = +(this.parentNode.id).slice(5);
var popOr = +$(this).parent().attr("data-population");
var popNew = getInteger(this.value);
if (!Number.isInteger(popNew) || popNew < 1000) {
this.value = si(popOr);
return;
}
var change = popNew / popOr;
states[s].urbanPopulation = rn(states[s].urbanPopulation * change, 2);
states[s].ruralPopulation = rn(states[s].ruralPopulation * change, 2);
var urban = rn(states[s].urbanPopulation * urbanization.value * populationRate.value);
var rural = rn(states[s].ruralPopulation * populationRate.value);
var population = (urban + rural) * 1000;
$(this).parent().attr("data-population", population);
this.value = si(population);
var total = 0;
$("#countriesBody > div").each(function(e, i) {
total += +$(this).attr("data-population");
});
countriesFooterPopulation.innerHTML = si(total);
if (states[s].capital === "neutral") {s = "neutral";}
manors.map(function(m) {
if (m.region !== s) {return;}
m.population = rn(m.population * change, 2);
});
});
// fully remove country
$("#countriesBody .icon-trash-empty").on("click", function() {
var s = +(this.parentNode.id).slice(5);
if (states[s].capital === "select") {
removeCountry(s);
return;
}
alertMessage.innerHTML = `Are you sure you want to remove the country?`;
$("#alert").dialog({resizable: false, title: "Remove country", buttons: {
Remove: function() {
removeCountry(s);
$(this).dialog("close");
},
Cancel: function() {$(this).dialog("close");}
}});
});
function removeCountry(s) {
const cellsCount = states[s].cells;
const capital = states[s].capital;
states.splice(s, 1);
states.map(function(s, i) {s.i = i;});
cells.map(function(c) {
if (c.region === s) c.region = "neutral";
else if (c.region > s) c.region -= 1;
});
// do only if removed state had cells
if (cellsCount) {
// change capital to burg
$("#burgLabels [data-id=" + capital + "]").detach().appendTo($("#burgLabels #towns"));
$("#burgIcons [data-id=" + capital + "]").detach().appendTo($("#burgIcons #towns"));
var burgsSelection = $.grep(manors, function(e) {return (e.region === s);});
var urbanFactor = 0.9;
burgsSelection.map(function(b) {
if (b.i === capital) {b.population *= 0.5;}
b.population *= urbanFactor;
b.region = "neutral";
});
// re-calculate neutral data
if (states[states.length-1].capital !== "neutral") {
states.push({i: states.length, color: "neutral", name: "Neutrals", capital: "neutral"});
}
recalculateStateData(states.length - 1); // re-calc data for neutrals
redrawRegions();
}
editCountries();
}
$("#countriesNeutral").on("change", regenerateCountries);
}
// burgs list + editor
function editBurgs(context, s) {
if (s === undefined) {s = +(this.parentNode.id).slice(5);}
$("#burgsEditor").attr("data-state", s);
$("#burgsBody").empty();
$("#burgsHeader").children().removeClass("icon-sort-name-up icon-sort-name-down icon-sort-number-up icon-sort-number-down");
var region = states[s].capital === "neutral" ? "neutral" : s;
var burgs = $.grep(manors, function(e) {return (e.region === region);});
var populationArray = [];
burgs.map(function(b) {
$("#burgsBody").append('<div class="states" id="burgs' + b.i + '"></div>');
var el = $("#burgsBody div:last-child");
el.append('<span title="Click to enlange the burg" style="padding-right: 2px" class="enlange icon-globe"></span>');
el.append('<input title="Burg name. Click and type to change" class="burgName" value="' + b.name + '" autocorrect="off" spellcheck="false"/>');
el.append('<span title="Burg culture" class="icon-book" style="padding-right: 2px"></span>');
el.append('<div title="Burg culture" class="burgCulture">' + cultures[b.culture].name + '</div>');
var population = b.population * urbanization.value * populationRate.value * 1000;
populationArray.push(population);
population = population > 1e4 ? si(population) : rn(population, -1);
el.append('<span title="Population" class="icon-male"></span>');
el.append('<input title="Population. Input to change" class="burgPopulation" value="' + population + '"/>');
var capital = states[s].capital;
var type = "z-burg"; // usual burg by default
if (b.i === capital) {el.append('<span title="Capital" class="icon-star-empty"></span>'); type = "c-capital";}
else {el.append('<span class="icon-star-empty placeholder"></span>');}
if (cells[b.cell].port !== undefined) {
el.append('<span title="Port" class="icon-anchor small"></span>');
if (type === "c-capital") {type = "a-capital-port";} else {type = "p-port";}
} else {
el.append('<span class="icon-anchor placeholder"></span>');
}
if (b.i !== capital) {el.append('<span title="Remove burg" class="icon-trash-empty"></span>');}
el.attr("data-burg", b.name).attr("data-culture", cultures[b.culture].name).attr("data-population", b.population).attr("data-type", type);
});
if (!$("#burgsEditor").is(":visible")) {
$("#burgsEditor").dialog({
title: "Burgs of " + states[s].name,
minHeight: "auto", width: "auto",
position: {my: "right bottom", at: "right-10 bottom-10", of: "svg"}
});
var color = '<input title="Country color. Click to change" type="color" class="stateColor" value="' + states[s].color + '"/>';
if (region !== "neutral") {$("div[aria-describedby='burgsEditor'] .ui-dialog-title").prepend(color);}
}
// populate total line on footer
burgsFooterBurgs.innerHTML = burgs.length;
burgsFooterCulture.innerHTML = $("#burgsBody div:first-child .burgCulture").text();
var avPop = rn(d3.mean(populationArray), -1);
burgsFooterPopulation.value = avPop;
$(".enlange").click(function() {
var b = +(this.parentNode.id).slice(5);
var l = labels.select("[data-id='" + b + "']");
var x = +l.attr("x"), y = +l.attr("y");
zoomTo(x, y, 8, 1600);
});
$("#burgsBody > div").hover(focusBurg, unfocus);
$("#burgsBody > div").click(function() {
if (!$("#changeCapital").hasClass("pressed")) {return;}
var type = $(this).attr("data-type");
if (type.includes("capital")) {return;}
var s = +$("#burgsEditor").attr("data-state");
var b = +$(this).attr("id").slice(5);
var oldCap = states[s].capital;
manors[oldCap].population *= 0.5;
manors[b].population *= 2;
states[s].capital = b;
recalculateStateData(s);
$("#labels [data-id=" + oldCap + "]").detach().appendTo($("#burgLabels #towns"));
$("#icons [data-id=" + oldCap + "]").detach().appendTo($("#burgIcons #towns"));
$("#labels [data-id=" + b + "]").detach().appendTo($("#burgLabels #capitals"));
$("#icons [data-id=" + b + "]").detach().appendTo($("#burgIcons #towns"));
updateCountryEditors();
$("#changeCapital").removeClass("pressed");
});
$(".burgName").on("input", function() {
var b = +(this.parentNode.id).slice(5);
manors[b].name = this.value;
labels.select("[data-id='" + b + "']").text(this.value);
if (b === s && $("#countriesEditor").is(":visible")) {
$("#state"+s+" > .stateCapital").val(this.value);
}
});
$(".ui-dialog-title > .stateColor").on("change", function() {
states[s].color = this.value;
regions.selectAll(".region"+s).attr("fill", this.value).attr("stroke", this.value);
if ($("#countriesEditor").is(":visible")) {
$("#state"+s+" > .stateColor").val(this.value);
}
});
$(".burgPopulation").on("change", function() {
var b = +(this.parentNode.id).slice(5);
var pop = getInteger(this.value);
if (!Number.isInteger(pop) || pop < 10) {
var orig = rn(manors[b].population * urbanization.value * populationRate.value * 1000, 2);
this.value = si(orig);
return;
}
populationRaw = rn(pop / urbanization.value / populationRate.value / 1000, 2);
var change = populationRaw - manors[b].population;
manors[b].population = populationRaw;
$(this).parent().attr("data-population", populationRaw);
this.value = si(pop);
var state = manors[b].region;
if (state === "neutral") {state = states.length - 1;}
states[state].urbanPopulation += change;
updateCountryPopulationUI(state);
var average = states[state].urbanPopulation / states[state].burgs * urbanization.value * populationRate.value * 1000;
burgsFooterPopulation.value = rn(average, -1);
});
$("#burgsFooterPopulation").on("change", function() {
var state = +$("#burgsEditor").attr("data-state");
var newPop = +this.value;
var avPop = states[state].urbanPopulation / states[state].burgs * urbanization.value * populationRate.value * 1000;
if (!Number.isInteger(newPop) || newPop < 10) {this.value = rn(avPop, -1); return;}
var change = +this.value / avPop;
$("#burgsBody > div").each(function(e, i) {
var b = +(this.id).slice(5);
var pop = rn(manors[b].population * change, 2);
manors[b].population = pop;
$(this).attr("data-population", pop);
var popUI = pop * urbanization.value * populationRate.value * 1000;
popUI = popUI > 1e4 ? si(popUI) : rn(popUI, -1);
$(this).children().filter(".burgPopulation").val(popUI);
});
states[state].urbanPopulation = rn(states[state].urbanPopulation * change, 2);
updateCountryPopulationUI(state);
});
$("#burgsBody .icon-trash-empty").on("click", function() {
alertMessage.innerHTML = `Are you sure you want to remove the burg?`;
var b = +(this.parentNode.id).slice(5);
$("#alert").dialog({resizable: false, title: "Remove burg",
buttons: {
Remove: function() {
$(this).dialog("close");
var state = +$("#burgsEditor").attr("data-state");
$("#burgs"+b).remove();
var cell = manors[b].cell;
manors[b].region = "removed";
cells[cell].manor = undefined;
states[state].burgs = states[state].burgs - 1;
burgsFooterBurgs.innerHTML = states[state].burgs;
countriesFooterBurgs.innerHTML = +countriesFooterBurgs.innerHTML - 1;
states[state].urbanPopulation = states[state].urbanPopulation - manors[b].population;
var avPop = states[state].urbanPopulation / states[state].burgs * urbanization.value * populationRate.value * 1000;
burgsFooterPopulation.value = rn(avPop, -1);
if ($("#countriesEditor").is(":visible")) {
$("#state"+state+" > .stateBurgs").text(states[state].burgs);
}
labels.select("[data-id='" + b + "']").remove();
icons.select("[data-id='" + b + "']").remove();
},
Cancel: function() {$(this).dialog("close");}
}
});
});
}
// onhover style functions
function focusStates() {
var s = +(this.parentNode.id).slice(5);
var l = labels.select("#regionLabel"+s);
l.classed("drag", true);
}
function focusCapital() {
var s = +(this.parentNode.id).slice(5);
var capital = states[s].capital;
labels.select("[data-id='" + capital + "']").classed("drag", true);
icons.select("[data-id='" + capital + "']").classed("drag", true);
}
function focusBurgs() {
var s = +(this.parentNode.id).slice(5);
var stateManors = $.grep(manors, function(e) {return (e.region === s);});
stateManors.map(function(m) {
labels.select("[data-id='" + m.i + "']").classed("drag", true);
icons.select("[data-id='" + m.i + "']").classed("drag", true);
});
}
function focusBurg() {
var b = +(this.id).slice(5);
var l = labels.select("[data-id='" + b + "']");
l.classed("drag", true);
}
function unfocus() {$(".drag").removeClass("drag");}
// save dialog position if "stable" dialog window is dragged
$(".stable").on("dialogdragstop", function(event, ui) {
sessionStorage.setItem(this.id, [ui.offset.left, ui.offset.top]);
});
// restore saved dialog position on "stable" dialog window open
$(".stable").on("dialogopen", function(event, ui) {
var pos = sessionStorage.getItem(this.id);
if (!pos) {return;}
pos = pos.split(",");
if (pos[0] > $(window).width() - 100 || pos[1] > $(window).width() - 40) {return;} // prevent showing out of screen
var at = `left+${pos[0]} top+${pos[1]}`;
$(this).dialog("option", "position", {my: "left top", at: at, of: "svg"});
});
// open editCultures dialog
function editCultures() {
if (cults.selectAll("path").size() === 0) $("#toggleCultures").click();
if (regions.style("display") !== "none") $("#toggleCountries").click();
layoutPreset.value = "layoutCultural";
$("#culturesBody").empty();
$("#culturesHeader").children().removeClass("icon-sort-name-up icon-sort-name-down icon-sort-number-up icon-sort-number-down");
// collect data
const cellsC = [], areas = [], rurPops = [], urbPops = [];
const unit = areaUnit.value === "square" ? " " + distanceUnit.value + "²" : " " + areaUnit.value;
land.map(function(l) {
const c = l.culture;
if (c === undefined) return;
cellsC[c] = cellsC[c] ? cellsC[c] + 1 : 1;
areas[c] = areas[c] ? areas[c] + l.area : l.area;
rurPops[c] = rurPops[c] ? rurPops[c] + l.pop : l.pop;
});
manors.map(function(m) {
const r = m.region;
if (r === undefined || r === "removed") return;
urbPops[r] = urbPops[r] ? urbPops[r] + m.population : m.population;
});
for (let c = 0; c < cultures.length; c++) {
$("#culturesBody").append('<div class="states cultures" id="culture' + c + '"></div>');
if (cellsC[c] === undefined) {
cellsC[c] = 0;
areas[c] = 0;
rurPops[c] = 0;
}
if (urbPops[c] === undefined) urbPops[c] = 0;
const area = rn(areas[c] * Math.pow(distanceScale.value, 2));
const areaConv = si(area) + unit;
const urban = rn(urbPops[c] * +urbanization.value * populationRate.value);
const rural = rn(rurPops[c] * populationRate.value);
const population = (urban + rural) * 1000;
const populationConv = si(population);
const title = '\'Total population: '+populationConv+'; Rural population: '+rural+'K; Urban population: '+urban+'K\'';
const base = nameBases[cultures[c].base].name;
const el = $("#culturesBody div:last-child");
el.append('<input onmouseover="tip(\'Culture color. Click to change\')" class="stateColor" type="color" value="' + cultures[c].color + '"/>');
el.append('<input onmouseover="tip(\'Culture name. Click and type to change\')" class="cultureName" value="' + cultures[c].name + '" autocorrect="off" spellcheck="false"/>');
el.append('<span onmouseover="tip(\'Culture cells count\')" class="icon-check-empty"></span>');
el.append('<div onmouseover="tip(\'Culture cells count\')" class="stateCells">' + cellsC[c] + '</div>');
el.append('<span onmouseover="tip(\'Culture area: ' + areaConv + '\')" style="padding-right: 4px" class="icon-map-o"></span>');
el.append('<div onmouseover="tip(\'Culture area: ' + areaConv + '\')" class="stateArea">' + areaConv + '</div>');
el.append('<span onmouseover="tip(' + title + ')" class="icon-male"></span>');
el.append('<div onmouseover="tip(' + title + ')" class="culturePopulation">' + populationConv + '</div>');
el.append('<span onmouseover="tip(\'Click to re-generate names for burgs with this culture assigned\')" class="icon-arrows-cw"></span>');
el.append('<select onmouseover="tip(\'Culture namesbase. Click to change\')" class="cultureBase"></select>');
if (cultures.length > 1) {
el.append('<span onmouseover="tip(\'Remove culture. Remaining cultures will be recalculated\')" class="icon-trash-empty"></span>');
}
el.attr("data-color", cultures[c].color).attr("data-culture", cultures[c].name)
.attr("data-cells", cellsC[c]).attr("data-area", area).attr("data-population", population).attr("data-base", base);
}
addCultureBaseOptions();
drawCultureCenters();
let activeCultures = cellsC.reduce(function(s, v) {if(v) {return s + 1;} else {return s;}}, 0);
culturesFooterCultures.innerHTML = activeCultures + "/" + cultures.length;
culturesFooterCells.innerHTML = land.length;
let totalArea = areas.reduce(function(s, v) {return s + v;});
totalArea = rn(totalArea * Math.pow(distanceScale.value, 2));
culturesFooterArea.innerHTML = si(totalArea) + unit;
let totalPopulation = rurPops.reduce(function(s, v) {return s + v;}) * urbanization.value;
totalPopulation += urbPops.reduce(function(s, v) {return s + v;});
culturesFooterPopulation.innerHTML = si(totalPopulation * 1000 * populationRate.value);
// initialize jQuery dialog
if (!$("#culturesEditor").is(":visible")) {
$("#culturesEditor").dialog({
title: "Cultures Editor",
minHeight: "auto", minWidth: Math.min(svgWidth, 336),
position: {my: "right top", at: "right-10 top+10", of: "svg"},
close: function() {
debug.select("#cultureCenters").selectAll("*").remove();
exitCulturesManualAssignment();
}
});
}
$(".cultures").hover(function() {
const c = +(this.id).slice(7);
debug.select("#cultureCenter"+c).attr("stroke", "#000000e6");
}, function() {
const c = +(this.id).slice(7);
debug.select("#cultureCenter"+c).attr("stroke", "#00000080");
});
$(".cultures").on("click", function() {
if (customization !== 4) return;
const c = +(this.id).slice(7);
$(".selected").removeClass("selected");
$(this).addClass("selected");
let color = cultures[c].color;
icons.selectAll(".circle").attr("stroke", color);
});
$(".cultures .stateColor").on("input", function() {
const c = +(this.parentNode.id).slice(7);
const old = cultures[c].color;
cultures[c].color = this.value;
debug.select("#cultureCenter"+c).attr("fill", this.value);
cults.selectAll('[fill="'+old+'"]').attr("fill", this.value).attr("stroke", this.value);
});
$(".cultures .cultureName").on("input", function() {
const c = +(this.parentNode.id).slice(7);
cultures[c].name = this.value;
});
$(".cultures .icon-arrows-cw").on("click", function() {
const c = +(this.parentNode.id).slice(7);
manors.forEach(function(m) {
if (m.region === "removed") return;
if (m.culture !== c) return;
m.name = generateName(c);
labels.select("[data-id='" + m.i +"']").text(m.name);
});
});
$("#culturesBody .icon-trash-empty").on("click", function() {
const c = +(this.parentNode.id).slice(7);
cultures.splice(c, 1);
const centers = cultures.map(function(c) {return c.center;});
cultureTree = d3.quadtree(centers);
recalculateCultures("fullRedraw");
editCultures();
});
if (modules.editCultures) return;
modules.editCultures = true;
function addCultureBaseOptions() {
$(".cultureBase").each(function() {
const c = +(this.parentNode.id).slice(7);
for (let i=0; i < nameBases.length; i++) {
this.options.add(new Option(nameBases[i].name, i));
}
this.value = cultures[c].base;
this.addEventListener("change", function() {
cultures[c].base = +this.value;
})
});
}
function drawCultureCenters() {
let cultureCenters = debug.select("#cultureCenters");
if (cultureCenters.size()) {cultureCenters.selectAll("*").remove();}
else {cultureCenters = debug.append("g").attr("id", "cultureCenters");}
for (let c=0; c < cultures.length; c++) {
cultureCenters.append("circle").attr("id", "cultureCenter"+c)
.attr("cx", cultures[c].center[0]).attr("cy", cultures[c].center[1])
.attr("r", 6).attr("stroke-width", 2).attr("stroke", "#00000080").attr("fill", cultures[c].color)
.on("mousemove", cultureCenterTip).on("mouseleave", function() {tip("", true)})
.call(d3.drag().on("start", cultureCenterDrag));
}
}
function cultureCenterTip() {
tip('Drag to move culture center and re-calculate cultures', true);
}
function cultureCenterDrag() {
const el = d3.select(this);
const c = +this.id.slice(13);
d3.event.on("drag", function() {
const x = d3.event.x, y = d3.event.y;
el.attr("cx", x).attr("cy", y);
cultures[c].center = [x, y];
const centers = cultures.map(function(c) {return c.center;});
cultureTree = d3.quadtree(centers);
recalculateCultures();
});
}
$("#culturesPercentage").on("click", function() {
const el = $("#culturesEditor");
if (el.attr("data-type") === "absolute") {
el.attr("data-type", "percentage");
const totalCells = land.length;
let totalArea = culturesFooterArea.innerHTML;
totalArea = getInteger(totalArea.split(" ")[0]);
const totalPopulation = getInteger(culturesFooterPopulation.innerHTML);
$("#culturesBody > .cultures").each(function() {
const cells = rn($(this).attr("data-cells") / totalCells * 100);
const area = rn($(this).attr("data-area") / totalArea * 100);
const population = rn($(this).attr("data-population") / totalPopulation * 100);
$(this).children().filter(".stateCells").text(cells + "%");
$(this).children().filter(".stateArea").text(area + "%");
$(this).children().filter(".culturePopulation").text(population + "%");
});
} else {
el.attr("data-type", "absolute");
editCultures();
}
});
$("#culturesManually").on("click", function() {
customization = 4;
tip("Click to select a culture, drag the circle to re-assign", true);
$("#culturesBottom").children().hide();
$("#culturesManuallyButtons").show();
viewbox.style("cursor", "crosshair").call(drag).on("click", changeSelectedOnClick);
debug.select("#cultureCenters").selectAll("*").remove();
});
$("#culturesManuallyComplete").on("click", function() {
const changed = cults.selectAll("[data-culture]");
changed.each(function() {
const i = +(this.id).slice(4);
const c = +this.getAttribute("data-culture");
this.removeAttribute("data-culture");
cells[i].culture = c;
const manor = cells[i].manor;
if (manor !== undefined) manors[manor].culture = c;
});
exitCulturesManualAssignment();
if (changed.size()) editCultures();
});
$("#culturesManuallyCancel").on("click", function() {
cults.selectAll("[data-culture]").each(function() {
const i = +(this.id).slice(4);
const c = cells[i].culture;
this.removeAttribute("data-culture");
const color = cultures[c].color;
this.setAttribute("fill", color);
this.setAttribute("stroke", color);
});
exitCulturesManualAssignment();
drawCultureCenters();
});
function exitCulturesManualAssignment() {
icons.selectAll(".circle").remove();
$("#culturesBottom").children().show();
$("#culturesManuallyButtons").hide();
$(".selected").removeClass("selected");
customization = 0;
tip("", true);
restoreDefaultEvents();
}
$("#culturesRandomize").on("click", function() {
const centers = cultures.map(function(c) {
const x = Math.floor(Math.random() * graphWidth * 0.8 + graphWidth * 0.1);
const y = Math.floor(Math.random() * graphHeight * 0.8 + graphHeight * 0.1);
const center = [x, y];
c.center = center;
return center;
});
cultureTree = d3.quadtree(centers);
recalculateCultures();
drawCultureCenters();
editCultures();
});
$("#culturesExport").on("click", function() {
const unit = areaUnit.value === "square" ? distanceUnit.value + "2" : areaUnit.value;
let data = "Culture,Cells,Area ("+ unit +"),Population,Namesbase\n"; // headers
$("#culturesBody > .cultures").each(function() {
data += $(this).attr("data-culture") + ",";
data += $(this).attr("data-cells") + ",";
data += $(this).attr("data-area") + ",";
data += $(this).attr("data-population") + ",";
data += $(this).attr("data-base") + "\n";
});
var dataBlob = new Blob([data], {type:"text/plain"});
var url = window.URL.createObjectURL(dataBlob);
var link = document.createElement("a");
document.body.appendChild(link);
link.download = "cultures_data" + Date.now() + ".csv";
link.href = url;
link.click();
window.setTimeout(function() {window.URL.revokeObjectURL(url);}, 2000);
});
$("#culturesRegenerateNames").on("click", function() {
manors.forEach(function(m) {
if (m.region === "removed") return;
const culture = m.culture;
m.name = generateName(culture);
labels.select("[data-id='" + m.i +"']").text(m.name);
});
});
$("#culturesEditNamesBase").on("click", editNamesbase);
$("#culturesAdd").on("click", function() {
const x = Math.floor(Math.random() * graphWidth * 0.8 + graphWidth * 0.1);
const y = Math.floor(Math.random() * graphHeight * 0.8 + graphHeight * 0.1);
const center = [x, y];
let culture, base, name, color;
if (cultures.length < defaultCultures.length) {
// add one of the default cultures
culture = cultures.length;
base = defaultCultures[culture].base;
color = defaultCultures[culture].color;
name = defaultCultures[culture].name;
} else {
// add random culture besed on one of the current ones
culture = rand(cultures.length - 1);
name = generateName(culture);
color = colors20(cultures.length % 20);
base = cultures[culture].base;
}
cultures.push({name, color, base, center});
const centers = cultures.map(function(c) {return c.center;});
cultureTree = d3.quadtree(centers);
recalculateCultures();
editCultures();
});
}
// open editNamesbase dialog
function editNamesbase() {
// update list of bases
const select = document.getElementById("namesbaseSelect");
for (let i = select.options.length; i < nameBases.length; i++) {
const option = new Option(nameBases[i].name, i);
select.options.add(option);
}
// restore previous state
const textarea = document.getElementById("namesbaseTextarea");
let selected = +textarea.getAttribute("data-base");
if (selected >= nameBases.length) selected = 0;
select.value = selected;
if (textarea.value === "") namesbaseUpdateInputs(selected);
const examples = document.getElementById("namesbaseExamples");
if (examples.innerHTML === "") namesbaseUpdateExamples(selected);
// open a dialog
$("#namesbaseEditor").dialog({
title: "Namesbase Editor",
minHeight: "auto", minWidth: Math.min(svgWidth, 400),
position: {my: "center", at: "center", of: "svg"},
close: function() {
localStorage.setItem("nameBase", JSON.stringify(nameBase));
localStorage.setItem("nameBases", JSON.stringify(nameBases));
}
});
if (modules.editNamesbase) return;
modules.editNamesbase = true;
function namesbaseUpdateInputs(selected) {
const textarea = document.getElementById("namesbaseTextarea");
textarea.value = nameBase[selected].join(", ");
textarea.setAttribute("data-base", selected);
const name = document.getElementById("namesbaseName");
const method = document.getElementById("namesbaseMethod");
const min = document.getElementById("namesbaseMin");
const max = document.getElementById("namesbaseMax");
const dublication = document.getElementById("namesbaseDouble");
name.value = nameBases[selected].name;
method.value = nameBases[selected].method;
min.value = nameBases[selected].min;
max.value = nameBases[selected].max;
dublication.value = nameBases[selected].d;
}
function namesbaseUpdateExamples(selected) {
const examples = document.getElementById("namesbaseExamples");
let text = "";
for (let i=0; i < 10; i++) {
const name = generateName(false, selected);
if (name === undefined) {
text = "Cannot generate examples. Please verify the data";
break;
};
if (i !== 0) text += ", ";
text += name
}
examples.innerHTML = text;
}
$("#namesbaseSelect").on("change", function() {
const selected = +this.value;
namesbaseUpdateInputs(selected);
namesbaseUpdateExamples(selected);
});
$("#namesbaseName").on("input", function() {
const base = +textarea.getAttribute("data-base");
const select = document.getElementById("namesbaseSelect");
select.options[base].innerHTML = this.value;
nameBases[base].name = this.value;
});
$("#namesbaseTextarea").on("input", function() {
const base = +this.getAttribute("data-base");
const data = textarea.value.replace(/ /g, "").split(",");
nameBase[base] = data;
if (data.length < 3) {
chain[base] = [];
const examples = document.getElementById("namesbaseExamples");
examples.innerHTML = "Please provide a correct source data";
return;
}
const method = document.getElementById("namesbaseMethod").value;
if (method !== "selection") chain[base] = calculateChain(base);
});
$("#namesbaseMethod").on("change", function() {
const base = +textarea.getAttribute("data-base");
nameBases[base].method = this.value;
if (this.value !== "selection") chain[base] = calculateChain(base);
});
$("#namesbaseMin").on("change", function() {
const base = +textarea.getAttribute("data-base");
if (+this.value > nameBases[base].max) {
tip("Minimal length cannot be greated that maximal");
} else {
nameBases[base].min = +this.value;
}
});
$("#namesbaseMax").on("change", function() {
const base = +textarea.getAttribute("data-base");
if (+this.value < nameBases[base].min) {
tip("Maximal length cannot be less than minimal");
} else {
nameBases[base].max = +this.value;
}
});
$("#namesbaseDouble").on("change", function() {
const base = +textarea.getAttribute("data-base");
nameBases[base].d = this.value;
});
$("#namesbaseDefault").on("click", function() {
alertMessage.innerHTML = `Are you sure you want to restore the default namesbase?
All custom bases will be removed and default ones will be assigned to existing cultures.
Meanwhile existing names will not be changed.`;
$("#alert").dialog({resizable: false, title: "Restore default data",
buttons: {
Restore: function() {
$(this).dialog("close");
$("#namesbaseEditor").dialog("close");
const select = document.getElementById("namesbaseSelect");
select.options.length = 0;
document.getElementById("namesbaseTextarea").value = "";
document.getElementById("namesbaseTextarea").setAttribute("data-base", 0);
document.getElementById("namesbaseExamples").innerHTML === "";
localStorage.removeItem("nameBases");
localStorage.removeItem("nameBase");
applyDefaultNamesData();
const baseMax = nameBases.length - 1;
cultures.forEach(function(c) {if (c.base > baseMax) c.base = baseMax;});
chains = {};
calculateChains();
editCultures();
editNamesbase();
},
Cancel: function() {$(this).dialog("close");}
}
});
});
$("#namesbaseAdd").on("click", function() {
const base = nameBases.length;
const name = "Base" + base;
const method = document.getElementById("namesbaseMethod").value;
const select = document.getElementById("namesbaseSelect");
select.options.add(new Option(name, base));
select.value = base;
nameBases.push({name, method, min: 4, max: 10, d: ""});
nameBase.push([]);
document.getElementById("namesbaseName").value = name;
const textarea = document.getElementById("namesbaseTextarea");
textarea.value = "";
textarea.setAttribute("data-base", base);
document.getElementById("namesbaseExamples").innerHTML = "";
chain[base] = [];
editCultures();
});
$("#namesbaseExamples, #namesbaseUpdateExamples").on("click", function() {
const select = document.getElementById("namesbaseSelect");
namesbaseUpdateExamples(+select.value);
});
$("#namesbaseDownload").on("click", function() {
const nameBaseString = JSON.stringify(nameBase) + "\r\n";
const nameBasesString = JSON.stringify(nameBases);
const dataBlob = new Blob([nameBaseString + nameBasesString], {type:"text/plain"});
const url = window.URL.createObjectURL(dataBlob);
const link = document.createElement("a");
link.download = "namebase" + Date.now() + ".txt";
link.href = url;
link.click();
});
$("#namesbaseUpload").on("click", function() {namesbaseToLoad.click();});
$("#namesbaseToLoad").change(function() {
const fileToLoad = this.files[0];
this.value = "";
const fileReader = new FileReader();
fileReader.onload = function(fileLoadedEvent) {
const dataLoaded = fileLoadedEvent.target.result;
const data = dataLoaded.split("\r\n");
if (data[0] && data[1]) {
nameBase = JSON.parse(data[0]);
nameBases = JSON.parse(data[1]);
const select = document.getElementById("namesbaseSelect");
select.options.length = 0;
document.getElementById("namesbaseTextarea").value = "";
document.getElementById("namesbaseTextarea").setAttribute("data-base", 0);
document.getElementById("namesbaseExamples").innerHTML === "";
const baseMax = nameBases.length - 1;
cultures.forEach(function(c) {if (c.base > baseMax) c.base = baseMax;});
chains = {};
calculateChains();
editCultures();
editNamesbase();
} else {
tip("Cannot load a namesbase. Please check the data format")
}
};
fileReader.readAsText(fileToLoad, "UTF-8");
});
}
// Map scale and measurements editor
function editScale() {
$("#ruler").fadeIn();
$("#scaleEditor").dialog({
title: "Scale Editor",
minHeight: "auto", width: "auto", resizable: false,
position: {my: "center bottom", at: "center bottom-10", of: "svg"}
});
}
// update only UI and sorting value in countryEditor screen
function updateCountryPopulationUI(s) {
if ($("#countriesEditor").is(":visible")) {
var urban = rn(states[s].urbanPopulation * +urbanization.value * populationRate.value);
var rural = rn(states[s].ruralPopulation * populationRate.value);
var population = (urban + rural) * 1000;
$("#state"+s).attr("data-population", population);
$("#state"+s).children().filter(".statePopulation").val(si(population));
}
}
// update dialogs if measurements are changed
function updateCountryEditors() {
if ($("#countriesEditor").is(":visible")) {editCountries();}
if ($("#burgsEditor").is(":visible")) {
var s = +$("#burgsEditor").attr("data-state");
editBurgs(this, s);
}
}
// remove drawn regions and draw all regions again
function redrawRegions() {
regions.selectAll("*").remove();
borders.selectAll("path").remove();
labels.select("#countries").selectAll("text").remove();
drawRegions();
}
// restore keeped region data on edit heightmap completion
function restoreRegions() {
borders.selectAll("path").remove();
labels.select("#countries").selectAll("text").remove();
manors.map(function(m) {
const cell = diagram.find(m.x, m.y).index;
if (cells[cell].height < 0.2) {
// remove manor in ocean
m.region = "removed";
m.cell = cell;
labels.select("[data-id='" + m.i + "']").remove();
icons.select("[data-id='" + m.i + "']").remove();
} else {
m.cell = cell;
cells[cell].manor = m.i;
}
});
cells.map(function(c) {
if (c.height < 0.2) {
// no longer a land cell
delete c.region;
delete c.culture;
return;
}
if (c.region === undefined) {
c.region = "neutral";
if (states[states.length - 1].capital !== "neutral") {
states.push({i: states.length, color: "neutral", capital: "neutral", name: "Neutrals"});
}
}
if (c.culture === undefined) {
const closest = cultureTree.find(c.data[0], c.data[1]);
c.culture = cultureTree.data().indexOf(closest);
}
});
states.map(function(s) {recalculateStateData(s.i);})
drawRegions();
}
function regenerateCountries() {
regions.selectAll("*").remove();
const neutral = neutralInput.value = +countriesNeutral.value;
manors.forEach(function(m) {
if (m.region === "removed") return;
let state = "neutral", closest = neutral;
states.map(function(s) {
if (s.capital === "neutral" || s.capital === "select") return;
const c = manors[s.capital];
let dist = Math.hypot(c.x - m.x, c.y - m.y) / s.power;
if (cells[m.cell].fn !== cells[c.cell].fn) dist *= 3;
if (dist < closest) {state = s.i; closest = dist;}
});
m.region = state;
cells[m.cell].region = state;
});
defineRegions();
const temp = regions.append("g").attr("id", "temp");
land.forEach(function(l) {
if (l.region === undefined) return;
if (l.region === "neutral") return;
const color = states[l.region].color;
temp.append("path")
.attr("data-cell", l.index).attr("data-state", l.region)
.attr("d", "M" + polygons[l.index].join("L") + "Z")
.attr("fill", color).attr("stroke", color);
});
const neutralCells = $.grep(cells, function(e) {return e.region === "neutral";});
const last = states.length - 1;
const type = states[last].color;
if (type === "neutral" && !neutralCells.length) {
// remove neutral line
$("#state" + last).remove();
states.splice(-1);
}
// recalculate data for all countries
states.map(function(s) {
recalculateStateData(s.i);
$("#state"+s.i+" > .stateCells").text(s.cells);
$("#state"+s.i+" > .stateBurgs").text(s.burgs);
const area = rn(s.area * Math.pow(distanceScale.value, 2));
const unit = areaUnit.value === "square" ? " " + distanceUnit.value + "²" : " " + areaUnit.value;
$("#state"+s.i+" > .stateArea").text(si(area) + unit);
const urban = rn(s.urbanPopulation * urbanization.value * populationRate.value);
const rural = rn(s.ruralPopulation * populationRate.value);
const population = (urban + rural) * 1000;
$("#state"+s.i+" > .statePopulation").val(si(population));
$("#state"+s.i).attr("data-cells", s.cells).attr("data-burgs", s.burgs)
.attr("data-area", area).attr("data-population", population);
});
if (type !== "neutral" && neutralCells.length) {
// add neutral line
states.push({i: states.length, color: "neutral", capital: "neutral", name: "Neutrals"});
recalculateStateData(states.length - 1);
editCountries();
}
}
// enter state edit mode
function mockRegions() {
if (grid.style("display") !== "inline") {toggleGrid.click();}
if (labels.style("display") !== "none") {toggleLabels.click();}
stateBorders.selectAll("*").remove();
neutralBorders.selectAll("*").remove();
}
// handle DOM elements sorting on header click
$(".sortable").on("click", function() {
var el = $(this);
// remove sorting for all siglings except of clicked element
el.siblings().removeClass("icon-sort-name-up icon-sort-name-down icon-sort-number-up icon-sort-number-down");
var type = el.hasClass("alphabetically") ? "name" : "number";
var state = "no";
if (el.is("[class*='down']")) {state = "asc";}
if (el.is("[class*='up']")) {state = "desc";}
var sortby = el.attr("data-sortby");
var list = el.parent().next(); // get list container element (e.g. "countriesBody")
var lines = list.children("div"); // get list elements
if (state === "no" || state === "asc") { // sort desc
el.removeClass("icon-sort-" + type + "-down");
el.addClass("icon-sort-" + type + "-up");
lines.sort(function(a, b) {
var an = a.getAttribute("data-" + sortby);
if (an === "bottom") {return 1;}
var bn = b.getAttribute("data-" + sortby);
if (bn === "bottom") {return -1;}
if (type === "number") {an = +an; bn = +bn;}
if (an > bn) {return 1;}
if (an < bn) {return -1;}
return 0;
});
}
if (state === "desc") { // sort asc
el.removeClass("icon-sort-" + type + "-up");
el.addClass("icon-sort-" + type + "-down");
lines.sort(function(a, b) {
var an = a.getAttribute("data-" + sortby);
if (an === "bottom") {return 1;}
var bn = b.getAttribute("data-" + sortby);
if (bn === "bottom") {return -1;}
if (type === "number") {an = +an; bn = +bn;}
if (an < bn) {return 1;}
if (an > bn) {return -1;}
return 0;
});
}
lines.detach().appendTo(list);
});
// load text file with new burg names
$("#burgsListToLoad").change(function() {
var fileToLoad = this.files[0];
this.value = "";
var fileReader = new FileReader();
fileReader.onload = function(fileLoadedEvent) {
var dataLoaded = fileLoadedEvent.target.result;
var data = dataLoaded.split("\r\n");
if (data.length === 0) {return;}
let change = [];
let message = `Burgs will be renamed as below. Please confirm`;
message += `<div class="overflow-div"><table class="overflow-table"><tr><th>Id</th><th>Current name</th><th>New Name</th></tr>`;
for (var i=0; i < data.length && i < manors.length; i++) {
const v = data[i];
if (v === "" || v === undefined) {continue;}
if (v === manors[i].name) {continue;}
change.push({i, name: v});
message += `<tr><td style="width:20%">${i}</td><td style="width:40%">${manors[i].name}</td><td style="width:40%">${v}</td></tr>`;
}
message += `</tr></table></div>`;
alertMessage.innerHTML = message;
$("#alert").dialog({title: "Burgs bulk renaming", position: {my: "center", at: "center", of: "svg"},
buttons: {
Cancel: function() {$(this).dialog("close");},
Confirm: function() {
for (var i=0; i < change.length; i++) {
const id = change[i].i;
manors[id].name = change[i].name;
labels.select("[data-id='" + id + "']").text(change[i].name);
}
$(this).dialog("close");
updateCountryEditors();
}
}
});
}
fileReader.readAsText(fileToLoad, "UTF-8");
});
// just apply map size that was already set, apply graph size!
function applyMapSize() {
svgWidth = graphWidth = +mapWidthInput.value;
svgHeight = graphHeight = +mapHeightInput.value;
svg.attr("width", svgWidth).attr("height", svgHeight);
// set extent to map borders + 100px to get infinity world reception
voronoi = d3.voronoi().extent([[-1, -1], [graphWidth+1, graphHeight+1]]);
zoom.translateExtent([[0, 0], [graphWidth, graphHeight]]).scaleExtent([1, 20]).scaleTo(svg, 1);
viewbox.attr("transform", null);
ocean.selectAll("rect").attr("x", 0).attr("y", 0).attr("width", "100%").attr("height", "100%");
}
// change svg size on manual size change or window resize, do not change graph size
function changeMapSize() {
fitScaleBar();
svgWidth = +mapWidthInput.value;
svgHeight = +mapHeightInput.value;
svg.attr("width", svgWidth).attr("height", svgHeight);
const width = Math.max(svgWidth, graphWidth);
const height = Math.max(svgHeight, graphHeight);
zoom.translateExtent([[0, 0], [width, height]]);
ocean.selectAll("rect").attr("width", width).attr("height", height);
}
// fit full-screen map if window is resized
$(window).resize(function(e) {
// trick to prevent resize on download bar opening
if (autoResize === false) return;
mapWidthInput.value = window.innerWidth;
mapHeightInput.value = window.innerHeight;
changeMapSize();
});
// fit ScaleBar to map size
function fitScaleBar() {
const el = d3.select("#scaleBar");
if (el.size() === 0) return;
const bbox = el.select("rect").node().getBBox();
let tr = [svgWidth - bbox.width, svgHeight - (bbox.height - 10)];
if (sessionStorage.getItem("scaleBar")) {
const scalePos = sessionStorage.getItem("scaleBar").split(",");
tr = [+scalePos[0] - bbox.width, +scalePos[1] - bbox.height];
}
el.attr("transform", "translate(" + rn(tr[0]) + "," + rn(tr[1]) + ")");
}
// restore initial style
function applyDefaultStyle() {
viewbox.on("touchmove mousemove", moved);
landmass.attr("opacity", 1).attr("fill", "#eef6fb");
coastline.attr("opacity", .5).attr("stroke", "#1f3846").attr("stroke-width", .7).attr("filter", "url(#dropShadow)");
regions.attr("opacity", .6).attr("filter", "url(#splotch)");
stateBorders.attr("opacity", .8).attr("stroke", "#56566d").attr("stroke-width", .5).attr("stroke-dasharray", "1.2 1.5").attr("stroke-linecap", "butt");
neutralBorders.attr("opacity", .8).attr("stroke", "#56566d").attr("stroke-width", .3).attr("stroke-dasharray", "1 1.5").attr("stroke-linecap", "butt");
cults.attr("opacity", .6);
rivers.attr("opacity", 1).attr("fill", "#5d97bb");
lakes.attr("opacity", .5).attr("fill", "#a6c1fd").attr("stroke", "#5f799d").attr("stroke-width", .7);
icons.selectAll("g").attr("opacity", 1).attr("fill", "#ffffff").attr("stroke", "#3e3e4b");
roads.attr("opacity", .9).attr("stroke", "#d06324").attr("stroke-width", .35).attr("stroke-dasharray", "1.5").attr("stroke-linecap", "butt");
trails.attr("opacity", .9).attr("stroke", "#d06324").attr("stroke-width", .15).attr("stroke-dasharray", ".8 1.6").attr("stroke-linecap", "butt");
searoutes.attr("opacity", .8).attr("stroke", "#ffffff").attr("stroke-width", .35).attr("stroke-dasharray", "1 2").attr("stroke-linecap", "round");
grid.attr("opacity", 1).attr("stroke", "#808080").attr("stroke-width", .1);
ruler.attr("opacity", 1).style("display", "none").attr("filter", "url(#dropShadow)");
overlay.attr("opacity", .8).attr("stroke", "#808080").attr("stroke-width", .5);
// ocean style
svg.style("background-color", "#000000");
ocean.attr("opacity", 1);
oceanLayers.select("rect").attr("fill", "#53679f");
oceanLayers.attr("filter", "");
oceanPattern.attr("opacity", 1);
oceanLayers.selectAll("path").attr("display", null);
styleOceanPattern.checked = true;
styleOceanLayers.checked = true;
labels.attr("opacity", 1);
let size = rn(8 - regionsInput.value / 20);
if (size < 3) size = 3;
burgLabels.select("#capitals").attr("fill", "#3e3e4b").attr("opacity", 1).attr("font-family", "Almendra SC").attr("data-font", "Almendra+SC").attr("font-size", size).attr("data-size", size);
burgLabels.select("#towns").attr("fill", "#3e3e4b").attr("opacity", 1).attr("font-family", "Almendra SC").attr("data-font", "Almendra+SC").attr("font-size", 3).attr("data-size", 4);
burgIcons.select("#capitals").attr("size", 1).attr("stroke-width", .24).attr("fill", "#ffffff").attr("stroke", "#3e3e4b").attr("fill-opacity", .7).attr("stroke-opacity", 1).attr("opacity", 1);
burgIcons.select("#towns").attr("size", .5).attr("stroke-width", .12).attr("fill", "#ffffff").attr("stroke", "#3e3e4b").attr("fill-opacity", .7).attr("stroke-opacity", 1).attr("opacity", 1);
size = rn(16 - regionsInput.value / 6);
if (size < 6) size = 6;
labels.select("#countries").attr("fill", "#3e3e4b").attr("opacity", 1).attr("font-family", "Almendra SC").attr("data-font", "Almendra+SC").attr("font-size", size).attr("data-size", size);
icons.select("#capital-anchors").attr("fill", "#ffffff").attr("stroke", "#3e3e4b").attr("stroke-width", 1.2).attr("size", 2);
icons.select("#town-anchors").attr("fill", "#ffffff").attr("stroke", "#3e3e4b").attr("stroke-width", 1.2).attr("size", 1);
}
// Options handlers
$("input, select").on("input change", function() {
var id = this.id;
if (id === "hideLabels") {invokeActiveZooming();}
if (id === "styleElementSelect") {
const sel = this.value;
let el = viewbox.select("#"+sel);
if (sel == "ocean") el = oceanLayers.select("rect");
$("#styleInputs div").hide();
// opacity
$("#styleOpacity, #styleFilter").css("display", "block");
var opacity = el.attr("opacity") || 1;
styleOpacityInput.value = styleOpacityOutput.value = opacity;
// filter
if (sel == "ocean") el = oceanLayers;
styleFilterInput.value = el.attr("filter") || "";
if (sel === "rivers" || sel === "lakes" || sel === "landmass") {
$("#styleFill").css("display", "inline-block");
styleFillInput.value = styleFillOutput.value = el.attr("fill");
}
if (sel === "roads" || sel === "trails" || sel === "searoutes" || sel === "lakes" || sel === "stateBorders" || sel === "neutralBorders" || sel === "grid" || sel === "overlay" || sel === "coastline") {
$("#styleStroke").css("display", "inline-block");
styleStrokeInput.value = styleStrokeOutput.value = el.attr("stroke");
$("#styleStrokeWidth").css("display", "block");
var width = el.attr("stroke-width") || "";
styleStrokeWidthInput.value = styleStrokeWidthOutput.value = width;
}
if (sel === "roads" || sel === "trails" || sel === "searoutes" || sel === "stateBorders" || sel === "neutralBorders" || sel === "overlay") {
$("#styleStrokeDasharray, #styleStrokeLinecap").css("display", "block");
styleStrokeDasharrayInput.value = el.attr("stroke-dasharray") || "";
styleStrokeLinecapInput.value = el.attr("stroke-linecap") || "inherit";
}
if (sel === "terrs") {$("#styleScheme").css("display", "block");}
if (sel === "heightmap") {$("#styleScheme").css("display", "block");}
if (sel === "labels") {
$("#styleFill, #styleFontSize").css("display", "inline-block");
styleFillInput.value = styleFillOutput.value = el.select("g").attr("fill");
}
if (sel === "overlay") {
$("#styleOverlay").css("display", "block");
}
if (sel === "ocean") {
$("#styleOcean").css("display", "block");
styleOceanBack.value = styleOceanBackOutput.value = svg.style("background-color");
styleOceanFore.value = styleOceanForeOutput.value = oceanLayers.select("rect").attr("fill");
}
return;
}
if (id === "styleFillInput") {
styleFillOutput.value = this.value;
var el = svg.select("#"+styleElementSelect.value);
if (styleElementSelect.value !== "labels") {
el.attr('fill', this.value);
} else {
el.selectAll("g").attr('fill', this.value);
}
return;
}
if (id === "styleStrokeInput") {
styleStrokeOutput.value = this.value;
var el = svg.select("#"+styleElementSelect.value);
el.attr('stroke', this.value);
return;
}
if (id === "styleStrokeWidthInput") {
styleStrokeWidthOutput.value = this.value;
var sel = styleElementSelect.value;
svg.select("#"+sel).attr('stroke-width', +this.value);
return;
}
if (id === "styleStrokeDasharrayInput") {
var sel = styleElementSelect.value;
svg.select("#"+sel).attr('stroke-dasharray', this.value);
return;
}
if (id === "styleStrokeLinecapInput") {
var sel = styleElementSelect.value;
svg.select("#"+sel).attr('stroke-linecap', this.value);
return;
}
if (id === "styleOpacityInput") {
styleOpacityOutput.value = this.value;
var sel = styleElementSelect.value;
svg.select("#"+sel).attr('opacity', this.value);
return;
}
if (id === "styleFilterInput") {
let sel = styleElementSelect.value;
if (sel == "ocean") sel = "oceanLayers";
const el = svg.select("#"+sel);
el.attr('filter', this.value);
zoom.scaleBy(svg, 1.00001); // enforce browser re-draw
return;
}
if (id === "styleSchemeInput") {
terrs.selectAll("path").remove();
toggleHeight();
return;
}
if (id === "styleOverlayType") {
overlay.selectAll("*").remove();
if (!$("#toggleOverlay").hasClass("buttonoff")) {
toggleOverlay();
}
}
if (id === "styleOverlaySize") {
styleOverlaySizeOutput.value = this.value;
overlay.selectAll("*").remove();
if (!$("#toggleOverlay").hasClass("buttonoff")) {
toggleOverlay();
}
}
if (id === "styleOceanBack") {
svg.style("background-color", this.value);
styleOceanBackOutput.value = this.value;
}
if (id === "styleOceanFore") {
oceanLayers.select("rect").attr("fill", this.value);
styleOceanForeOutput.value = this.value;
}
if (id === "styleOceanPattern") {
oceanPattern.attr("opacity", +this.checked);
}
if (id === "styleOceanLayers") {
const display = this.checked ? "block" : "none";
oceanLayers.selectAll("path").attr("display", display);
}
if (id === "mapWidthInput" || id === "mapHeightInput") {
changeMapSize();
autoResize = false;
localStorage.setItem("mapWidth", mapWidthInput.value);
localStorage.setItem("mapHeight", mapHeightInput.value);
}
if (id === "sizeInput") {
graphSize = sizeOutput.value = +this.value;
if (graphSize === 3) {sizeOutput.style.color = "red";}
if (graphSize === 2) {sizeOutput.style.color = "yellow";}
if (graphSize === 1) {sizeOutput.style.color = "green";}
// localStorage.setItem("graphSize", this.value); - temp off to always start with size 1
}
if (id === "templateInput") {localStorage.setItem("template", this.value);}
if (id === "manorsInput") {manorsOutput.value = this.value; localStorage.setItem("manors", this.value);}
if (id === "regionsInput") {
regionsOutput.value = this.value;
var size = rn(6 - this.value / 20);
if (size < 3) {size = 3;}
burgLabels.select("#capitals").attr("data-size", size);
size = rn(18 - this.value / 6);
if (size < 4) {size = 4;}
labels.select("#countries").attr("data-size", size);
localStorage.setItem("regions", this.value);
}
if (id === "powerInput") {powerOutput.value = this.value; localStorage.setItem("power", this.value);}
if (id === "neutralInput") {neutralOutput.value = countriesNeutral.value = this.value; localStorage.setItem("neutal", this.value);}
if (id === "culturesInput") {culturesOutput.value = this.value; localStorage.setItem("cultures", this.value);}
if (id === "precInput") {precOutput.value = +precInput.value; localStorage.setItem("prec", this.value);}
if (id === "swampinessInput") {swampinessOutput.value = this.value; localStorage.setItem("swampiness", this.value);}
if (id === "outlineLayersInput") {localStorage.setItem("outlineLayers", this.value);}
if (id === "pngResolutionInput") {localStorage.setItem("pngResolution", this.value);}
if (id === "zoomExtentMin" || id === "zoomExtentMax") {
zoom.scaleExtent([+zoomExtentMin.value, +zoomExtentMax.value]);
zoom.scaleTo(svg, +this.value);
}
if (id === "convertOverlay") {canvas.style.opacity = convertOverlayValue.innerHTML = +this.value;}
if (id === "populationRate") {
populationRateOutput.value = si(+populationRate.value * 1000);
updateCountryEditors();
}
if (id === "urbanization") {
urbanizationOutput.value = this.value;
updateCountryEditors();
}
if (id === "distanceUnit" || id === "distanceScale" || id === "areaUnit") {
var dUnit = distanceUnit.value;
if (id === "distanceUnit" && dUnit === "custom_name") {
var custom = prompt("Provide a custom name for distance unit");
if (custom) {
var opt = document.createElement("option");
opt.value = opt.innerHTML = custom;
distanceUnit.add(opt);
distanceUnit.value = custom;
} else {
this.value = "km"; return;
}
}
var scale = distanceScale.value;
scaleOutput.value = scale + " " + dUnit;
ruler.selectAll("g").each(function() {
var label;
var g = d3.select(this);
var area = +g.select("text").attr("data-area");
if (area) {
var areaConv = area * Math.pow(scale, 2); // convert area to distanceScale
var unit = areaUnit.value;
if (unit === "square") {unit = dUnit + "²"} else {unit = areaUnit.value;}
label = si(areaConv) + " " + unit;
} else {
var dist = +g.select("text").attr("data-dist");
label = rn(dist * scale) + " " + dUnit;
}
g.select("text").text(label);
});
ruler.selectAll(".gray").attr("stroke-dasharray", rn(30 / scale, 2));
drawScaleBar();
updateCountryEditors();
}
if (id === "barSize") {
barSizeOutput.innerHTML = this.value;
$("#scaleBar").removeClass("hidden");
drawScaleBar();
}
if (id === "barLabel") {
$("#scaleBar").removeClass("hidden");
drawScaleBar();
}
if (id === "barBackOpacity" || id === "barBackColor") {
d3.select("#scaleBar > rect")
.attr("opacity", +barBackOpacity.value)
.attr("fill", barBackColor.value);
$("#scaleBar").removeClass("hidden");
}
});
$("#scaleOutput").change(function() {
if (this.value === "" || isNaN(+this.value) || this.value < 0.01 || this.value > 10) {
tip("Manually entered distance scale should be a number in a [0.01; 10] range");
this.value = distanceScale.value + " " + distanceUnit.value;
return;
}
distanceScale.value = +this.value;
scaleOutput.value = this.value + " " + distanceUnit.value;
updateCountryEditors();
});
$("#populationRateOutput").change(function() {
if (this.value === "" || isNaN(+this.value) || this.value < 0.001 || this.value > 10) {
tip("Manually entered population rate should be a number in a [0.001; 10] range");
this.value = si(populationRate.value * 1000);
return;
}
populationRate.value = +this.value;
populationRateOutput.value = si(this.value * 1000);
updateCountryEditors();
});
$("#urbanizationOutput").change(function() {
if (this.value === "" || isNaN(+this.value) || this.value < 0 || this.value > 10) {
tip("Manually entered urbanization rate should be a number in a [0; 10] range");
this.value = urbanization.value;
return;
}
const val = parseFloat(+this.value);
if (val > 2) urbanization.setAttribute("max", val);
urbanization.value = urbanizationOutput.value = val;
updateCountryEditors();
});
// lock manually changed option to restrict it randomization
$("#optionsContent input, #optionsContent select").change(function() {
const icon = "lock" + this.id.charAt(0).toUpperCase() + this.id.slice(1);
const el = document.getElementById(icon);
if (!el) return;
el.setAttribute("data-locked", 1);
el.className = "icon-lock";
});
$("#optionsReset").click(restoreDefaultOptions);
$("#rescaler").change(function() {
var change = rn((+this.value - 5) / 10, 2);
modifyHeights("all", change, 1);
updateHeightmap();
updateHistory();
rescaler.value = 5;
});
$("#layoutPreset").on("change", function() {
var preset = this.value;
$("#mapLayers li").not("#toggleOcean").addClass("buttonoff");
$("#toggleOcean").removeClass("buttonoff");
$("#oceanPattern").fadeIn();
$("#rivers, #terrain, #borders, #regions, #icons, #labels, #routes, #grid").fadeOut();
cults.selectAll("path").remove();
terrs.selectAll("path").remove();
if (preset === "layoutPolitical") {
toggleRivers.click();
toggleRelief.click();
toggleBorders.click();
toggleCountries.click();
toggleIcons.click();
toggleLabels.click();
toggleRoutes.click();
}
if (preset === "layoutCultural") {
toggleRivers.click();
toggleRelief.click();
toggleBorders.click();
$("#toggleCultures").click();
toggleIcons.click();
toggleLabels.click();
}
if (preset === "layoutEconomical") {
toggleRivers.click();
toggleRelief.click();
toggleBorders.click();
toggleIcons.click();
toggleLabels.click();
toggleRoutes.click();
}
if (preset === "layoutHeightmap") {
$("#toggleHeight").click();
toggleRivers.click();
}
});
// UI Button handlers
$(".tab > button").on("click", function() {
$(".tabcontent").hide();
$(".tab > button").removeClass("active");
$(this).addClass("active");
var id = this.id;
if (id === "layoutTab") {$("#layoutContent").show();}
if (id === "styleTab") {$("#styleContent").show();}
if (id === "optionsTab") {$("#optionsContent").show();}
if (id === "customizeTab") {$("#customizeContent").show();}
if (id === "aboutTab") {$("#aboutContent").show();}
});
// Pull request from @evyatron
// https://github.com/Azgaar/Fantasy-Map-Generator/pull/49
function addDragToUpload() {
document.addEventListener('dragover', function(e) {
e.stopPropagation();
e.preventDefault();
$('#map-dragged').show();
});
document.addEventListener('dragleave', function(e) {
$('#map-dragged').hide();
});
document.addEventListener('drop', function(e) {
e.stopPropagation();
e.preventDefault();
$('#map-dragged').hide();
// no files or more than one
if (e.dataTransfer.items == null || e.dataTransfer.items.length != 1) {return;}
var file = e.dataTransfer.items[0].getAsFile();
// not a .map file
if (file.name.indexOf('.map') == -1) {
alertMessage.innerHTML = 'Please upload a <b>.map</b> file you have previously downloaded';
$("#alert").dialog({
resizable: false, title: "Invalid file format",
width: 400, buttons: {
Close: function() { $(this).dialog("close"); }
}, position: {my: "center", at: "center", of: "svg"}
});
return;
}
// all good - show uploading text and load the map
$("#map-dragged > p").text("Uploading<span>.</span><span>.</span><span>.</span>");
uploadFile(file, function onUploadFinish() {
$("#map-dragged > p").text("Drop to upload");
});
});
}
}
function tip(tip, main) {
tooltip.innerHTML = tip;
if (main) {tooltip.setAttribute("data-main", tip);}
}
$("#optionsContainer *").on("mouseout", function() {
tooltip.innerHTML = tooltip.getAttribute("data-main");
});