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v1.6.04 - apply getSegmentId for routes and rivers

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This commit is contained in:
Azgaar 2021-03-05 14:16:03 +03:00
parent ee324a3fef
commit 08a49c1d72
3 changed files with 20 additions and 53 deletions
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29
modules/ui/rivers-editor.js
View file

@ -87,8 +87,8 @@ function editRiver(id) {
}
}
function addControlPoint(point) {
debug.select("#controlPoints").append("circle")
function addControlPoint(point, before = null) {
debug.select("#controlPoints").insert("circle", before)
.attr("cx", point[0]).attr("cy", point[1]).attr("r", .6)
.call(d3.drag().on("drag", dragControlPoint))
.on("click", clickControlPoint);
@ -137,27 +137,10 @@ function editRiver(id) {
function addInterimControlPoint() {
const point = d3.mouse(this);
const dists = [];
debug.select("#controlPoints").selectAll("circle").each(function() {
const x = +this.getAttribute("cx");
const y = +this.getAttribute("cy");
dists.push((point[0] - x) ** 2 + (point[1] - y) ** 2);
});
let index = dists.length;
if (dists.length > 1) {
const sorted = dists.slice(0).sort((a, b) => 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", .8)
.call(d3.drag().on("drag", dragControlPoint))
.on("click", clickControlPoint);
const controls = document.getElementById("controlPoints").querySelectorAll("circle");
const points = Array.from(controls).map(circle => [+circle.getAttribute("cx"), +circle.getAttribute("cy")]);
const index = getSegmentId(points, point, 2);
addControlPoint(point, ":nth-child(" + (index+1) + ")");
redrawRiver();
}

40
modules/ui/routes-editor.js
View file

@ -48,40 +48,26 @@ function editRoute(onClick) {
function drawControlPoints(node) {
const l = node.getTotalLength();
const increment = l / Math.ceil(l / 4);
for (let i=0; i <= l; i += increment) {addControlPoint(node.getPointAtLength(i));}
for (let i=0; i <= l; i += increment) {
const point = node.getPointAtLength(i);
addControlPoint([point.x, point.y]);
}
routeLength.innerHTML = rn(l * distanceScaleInput.value) + " " + distanceUnitInput.value;
}
function addControlPoint(point) {
debug.select("#controlPoints").append("circle")
.attr("cx", point.x).attr("cy", point.y).attr("r", .8)
function addControlPoint(point, before = null) {
debug.select("#controlPoints").insert("circle", before)
.attr("cx", point[0]).attr("cy", point[1]).attr("r", .6)
.call(d3.drag().on("drag", dragControlPoint))
.on("click", clickControlPoint);
}
function addInterimControlPoint() {
const point = d3.mouse(this);
const dists = [];
debug.select("#controlPoints").selectAll("circle").each(function() {
const x = +this.getAttribute("cx");
const y = +this.getAttribute("cy");
dists.push((point[0] - x) ** 2 + (point[1] - y) ** 2);
});
let index = dists.length;
if (dists.length > 1) {
const sorted = dists.slice(0).sort((a, b) => 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", .8)
.call(d3.drag().on("drag", dragControlPoint))
.on("click", clickControlPoint);
const controls = document.getElementById("controlPoints").querySelectorAll("circle");
const points = Array.from(controls).map(circle => [+circle.getAttribute("cx"), +circle.getAttribute("cy")]);
const index = getSegmentId(points, point, 2);
addControlPoint(point, ":nth-child(" + (index+1) + ")");
redrawRoute();
}
@ -266,9 +252,7 @@ function editRoute(onClick) {
elSelected = d3.select(parent).append("path").attr("id", id).attr("data-new", 1);
}
// add control point
const point = d3.mouse(this);
addControlPoint({x: point[0], y: point[1]});
addControlPoint(d3.mouse(this));
redrawRoute();
}

4
modules/utils.js
View file

@ -359,7 +359,7 @@ void function addFindAll() {
}()
// get segment of any point on polyline
function getSegmentId(points, point) {
function getSegmentId(points, point, step = 10) {
if (points.length === 2) return 1;
const d2 = (p1, p2) => (p1[0] - p2[0]) ** 2 + (p1[1] - p2[1]) ** 2;
@ -371,7 +371,7 @@ function getSegmentId(points, point) {
const p2 = points[i+1];
const length = Math.sqrt(d2(p1, p2));
const segments = Math.ceil(length / 10);
const segments = Math.ceil(length / step);
const dx = (p2[0] - p1[0]) / segments;
const dy = (p2[1] - p1[1]) / segments;