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feat: zones - regenerate

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Azgaar 2024-08-30 14:05:06 +02:00
parent 1fe6156ea2
commit 492bcd9c9b
2 changed files with 58 additions and 27 deletions
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40
modules/ui/layers.js
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@ -1885,13 +1885,45 @@ function drawZones() {
const filterBy = byId("zonesFilterType").value;
const isFiltered = filterBy && filterBy !== "all";
const zonesHtml = pack.zones.filter(zone => !zone.hidden && (!isFiltered || zone.type === filterBy)).map(drawZone);
zones.html(zonesHtml.join(""));
const visibleZones = pack.zones.filter(
zone => !zone.hidden && zone.cells.length && (!isFiltered || zone.type === filterBy)
);
zones.html(visibleZones.map(drawZone).join(""));
}
function drawZone({i, cells, type, color}) {
const cellsPath = cells.map(cell => "M" + getPackPolygon(cell).join(" ")).join(" ");
return `<path id="zone${i}" data-id="${i}" data-type="${type}" d="${cellsPath}" fill="${color}" />`;
// find a path connecting all cells of zone
const path = getZonePath(cells);
if (!path) return;
function getZonePath(cells) {
const used = new Set();
const vertices = cells.map(c => pack.cells.v[c]).flat();
const points = vertices.map(v => pack.vertices.p[v]);
const boundary = getBoundaryPoints(points, used);
return boundary.length > 2 ? "M" + boundary.join("L") + "Z" : null;
}
function getBoundaryPoints(points, used) {
const boundary = [];
let currentPoint = points[0];
while (true) {
boundary.push(currentPoint);
used.add(currentPoint.toString());
let nextPoint = findNextPoint(currentPoint, points, used);
if (!nextPoint || nextPoint === boundary[0]) break;
currentPoint = nextPoint;
}
return boundary;
}
function findNextPoint(current, points, used) {
return points.find(p => !used.has(p.toString()) && Math.hypot(p[0] - current[0], p[1] - current[1]) < 20);
}
return `<path id="zone${i}" data-id="${i}" data-type="${type}" d="${path}" fill="${color}" />`;
}
function toggleEmblems(event) {