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https://github.com/Azgaar/Fantasy-Map-Generator.git
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v 0.8.0b
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Azgaar
parent
707913f630
commit
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65 changed files with 14257 additions and 13020 deletions
278
modules/ui/rivers-editor.js
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278
modules/ui/rivers-editor.js
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"use strict";
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function editRiver() {
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if (customization) return;
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if (elSelected && d3.event.target.id === elSelected.attr("id")) return;
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closeDialogs(".stable");
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if (!layerIsOn("toggleRivers")) toggleRivers();
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const node = d3.event.target;
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elSelected = d3.select(node).on("click", addInterimControlPoint)
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.call(d3.drag().on("start", dragRiver)).classed("draggable", true);
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viewbox.on("touchmove mousemove", showEditorTips);
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debug.append("g").attr("id", "controlPoints").attr("transform", elSelected.attr("transform"));
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drawControlPoints(node);
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updateValues(node);
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$("#riverEditor").dialog({
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title: "Edit River", resizable: false,
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position: {my: "center top+20", at: "top", of: d3.event, collision: "fit"},
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close: closeRiverEditor
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});
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if (modules.editRiver) return;
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modules.editRiver = true;
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// add listeners
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document.getElementById("riverWidthShow").addEventListener("click", showRiverWidth);
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document.getElementById("riverWidthHide").addEventListener("click", hideRiverWidth);
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document.getElementById("riverWidthInput").addEventListener("input", changeWidth);
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document.getElementById("riverIncrement").addEventListener("input", changeIncrement);
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document.getElementById("riverResizeShow").addEventListener("click", showRiverSize);
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document.getElementById("riverResizeHide").addEventListener("click", hideRiverSize);
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document.getElementById("riverAngle").addEventListener("input", changeAngle);
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document.getElementById("riverScale").addEventListener("input", changeScale);
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document.getElementById("riverReset").addEventListener("click", resetTransformation);
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document.getElementById("riverCopy").addEventListener("click", copyRiver);
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document.getElementById("riverNew").addEventListener("click", toggleRiverCreationMode);
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document.getElementById("riverLegend").addEventListener("click", editRiverLegend);
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document.getElementById("riverRemove").addEventListener("click", removeRiver);
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function showEditorTips() {
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showMainTip();
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if (d3.event.target.parentNode.id === elSelected.attr("id")) tip("Drag to move, click to add a control point"); else
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if (d3.event.target.parentNode.id === "controlPoints") tip("Drag to move, click to delete the control point");
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}
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function updateValues(node) {
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const tr = parseTransform(node.getAttribute("transform"));
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document.getElementById("riverAngle").value = tr[2];
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document.getElementById("riverAngleValue").innerHTML = Math.abs(+tr[2]) + "°";
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document.getElementById("riverScale").value = tr[5];
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document.getElementById("riverWidthInput").value = node.dataset.width;
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document.getElementById("riverIncrement").value = node.dataset.increment;
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}
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function dragRiver() {
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const x = d3.event.x, y = d3.event.y;
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const tr = parseTransform(elSelected.attr("transform"));
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d3.event.on("drag", function() {
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let xc = d3.event.x, yc = d3.event.y;
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let transform = `translate(${(+tr[0]+xc-x)},${(+tr[1]+yc-y)}) rotate(${tr[2]} ${tr[3]} ${tr[4]}) scale(${tr[5]})`;
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elSelected.attr("transform", transform);
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debug.select("#controlPoints").attr("transform", transform);
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});
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}
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function drawControlPoints(node) {
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const l = node.getTotalLength() / 2;
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const segments = Math.ceil(l / 5);
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const increment = rn(l / segments * 1e5);
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for (let i=increment*segments, c=i; i >= 0; i -= increment, c += increment) {
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const p1 = node.getPointAtLength(i / 1e5);
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const p2 = node.getPointAtLength(c / 1e5);
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addControlPoint([(p1.x + p2.x) / 2, (p1.y + p2.y) / 2]);
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}
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updateRiverLength(l);
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}
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function addControlPoint(point) {
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debug.select("#controlPoints").append("circle")
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.attr("cx", point[0]).attr("cy", point[1]).attr("r", .5)
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.call(d3.drag().on("drag", dragControlPoint))
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.on("click", clickControlPoint);
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}
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function dragControlPoint() {
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this.setAttribute("cx", d3.event.x);
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this.setAttribute("cy", d3.event.y);
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redrawRiver();
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}
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function redrawRiver() {
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const points = [];
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debug.select("#controlPoints").selectAll("circle").each(function() {
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points.push([+this.getAttribute("cx"), +this.getAttribute("cy")]);
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});
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if (points.length === 1) return;
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if (points.length === 2) {elSelected.attr("d", `M${points[0][0]},${points[0][1]} L${points[1][0]},${points[1][1]}`); return;}
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const d = Rivers.getPath(points, +riverWidthInput.value, +riverIncrement.value);
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elSelected.attr("d", d);
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updateRiverLength();
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}
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function updateRiverLength(l = elSelected.node().getTotalLength() / 2) {
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const tr = parseTransform(elSelected.attr("transform"));
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riverLength.innerHTML = rn(l * tr[5] * distanceScale.value) + " " + distanceUnit.value;
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}
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function clickControlPoint() {
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this.remove();
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redrawRiver();
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}
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function addInterimControlPoint() {
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const point = d3.mouse(this);
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const dists = [];
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debug.select("#controlPoints").selectAll("circle").each(function() {
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const x = +this.getAttribute("cx");
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const y = +this.getAttribute("cy");
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dists.push((point[0] - x) ** 2 + (point[1] - y) ** 2);
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});
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let index = dists.length;
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if (dists.length > 1) {
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const sorted = dists.slice(0).sort((a, b) => a-b);
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const closest = dists.indexOf(sorted[0]);
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const next = dists.indexOf(sorted[1]);
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if (closest <= next) index = closest+1; else index = next+1;
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}
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const before = ":nth-child(" + (index + 1) + ")";
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debug.select("#controlPoints").insert("circle", before)
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.attr("cx", point[0]).attr("cy", point[1]).attr("r", .5)
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.call(d3.drag().on("drag", dragControlPoint))
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.on("click", clickControlPoint);
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redrawRiver();
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}
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function showRiverWidth() {
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document.querySelectorAll("#riverEditor > button").forEach(el => el.style.display = "none");
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document.getElementById("riverWidthSection").style.display = "inline-block";
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}
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function hideRiverWidth() {
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document.querySelectorAll("#riverEditor > button").forEach(el => el.style.display = "inline-block");
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document.getElementById("riverWidthSection").style.display = "none";
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}
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function changeWidth() {
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elSelected.attr("data-width", this.value);
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redrawRiver();
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}
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function changeIncrement() {
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elSelected.attr("data-increment", this.value);
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redrawRiver();
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}
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function showRiverSize() {
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document.querySelectorAll("#riverEditor > button").forEach(el => el.style.display = "none");
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document.getElementById("riverResizeSection").style.display = "inline-block";
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}
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function hideRiverSize() {
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document.querySelectorAll("#riverEditor > button").forEach(el => el.style.display = "inline-block");
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document.getElementById("riverResizeSection").style.display = "none";
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}
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function changeAngle() {
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const tr = parseTransform(elSelected.attr("transform"));
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riverAngleValue.innerHTML = Math.abs(+this.value) + "°";
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const c = elSelected.node().getBBox();
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const angle = +this.value, scale = +tr[5];
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const transform = `translate(${tr[0]},${tr[1]}) rotate(${angle} ${(c.x+c.width/2)*scale} ${(c.y+c.height/2)*scale}) scale(${scale})`;
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elSelected.attr("transform", transform);
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debug.select("#controlPoints").attr("transform", transform);
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}
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function changeScale() {
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const tr = parseTransform(elSelected.attr("transform"));
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const scaleOld = +tr[5],scale = +this.value;
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const c = elSelected.node().getBBox();
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const cx = c.x + c.width / 2, cy = c.y + c.height / 2;
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const trX = +tr[0] + cx * (scaleOld - scale);
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const trY = +tr[1] + cy * (scaleOld - scale);
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const scX = +tr[3] * scale / scaleOld;
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const scY = +tr[4] * scale / scaleOld;
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const transform = `translate(${trX},${trY}) rotate(${tr[2]} ${scX} ${scY}) scale(${scale})`;
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elSelected.attr("transform", transform);
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debug.select("#controlPoints").attr("transform", transform);
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updateRiverLength();
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}
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function resetTransformation() {
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elSelected.attr("transform", null);
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debug.select("#controlPoints").attr("transform", null);
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riverAngle.value = 0;
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riverAngleValue.innerHTML = "0°";
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riverScale.value = 1;
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updateRiverLength();
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}
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function copyRiver() {
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const tr = parseTransform(elSelected.attr("transform"));
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const d = elSelected.attr("d");
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let x = 2, y = 2;
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let transform = `translate(${tr[0]-x},${tr[1]-y}) rotate(${tr[2]} ${tr[3]} ${tr[4]}) scale(${tr[5]})`;
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while (rivers.selectAll("[transform='" + transform + "'][d='" + d + "']").size() > 0) {
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x += 2; y += 2;
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transform = `translate(${tr[0]-x},${tr[1]-y}) rotate(${tr[2]} ${tr[3]} ${tr[4]}) scale(${tr[5]})`;
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}
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rivers.append("path").attr("d", d).attr("transform", transform).attr("id", getNextId("river"))
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.attr("data-width", elSelected.attr("data-width")).attr("data-increment", elSelected.attr("data-increment"));
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}
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function toggleRiverCreationMode() {
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document.getElementById("riverNew").classList.toggle("pressed");
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if (document.getElementById("riverNew").classList.contains("pressed")) {
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tip("Click on map to add control points", true);
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viewbox.on("click", addPointOnClick).style("cursor", "crosshair");
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elSelected.on("click", null);
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} else {
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clearMainTip();
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viewbox.on("click", clicked).style("cursor", "default");
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elSelected.on("click", addInterimControlPoint).attr("data-new", null)
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.call(d3.drag().on("start", dragRiver)).classed("draggable", true);
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}
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}
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function addPointOnClick() {
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if (!elSelected.attr("data-new")) {
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debug.select("#controlPoints").selectAll("circle").remove();
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const id = getNextId("river");
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elSelected = d3.select(elSelected.node().parentNode).append("path").attr("id", id)
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.attr("data-new", 1).attr("data-width", 2).attr("data-increment", 1);
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}
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// add control point
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const point = d3.mouse(this);
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addControlPoint([point[0], point[1]]);
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redrawRiver();
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}
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function editRiverLegend() {
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const id = elSelected.attr("id");
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editLegends(id, id);
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}
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function removeRiver() {
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alertMessage.innerHTML = "Are you sure you want to remove the river?";
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$("#alert").dialog({resizable: false, title: "Remove river",
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buttons: {
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Remove: function() {
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$(this).dialog("close");
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elSelected.remove();
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$("#riverEditor").dialog("close");
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},
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Cancel: function() {$(this).dialog("close");}
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}
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});
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}
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function closeRiverEditor() {
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elSelected.attr("data-new", null).on("click", null);
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clearMainTip();
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riverNew.classList.remove("pressed");
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debug.select("#controlPoints").remove();
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unselect();
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}
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}
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