113 lines
3.9 KiB
HTML
113 lines
3.9 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>L.CanvasIcon</title>
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<meta charset="utf-8">
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<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.7.2/leaflet.css"/>
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<style type="text/css">
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body {
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margin:0;
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padding:0 1em;
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}
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#description {
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font-style:italic;
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}
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#map {
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top:120px;
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bottom:0;
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left:0;
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right:0;
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position:absolute;
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background:#fff;
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}
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</style>
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</head>
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<body>
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<h1><a href="http://github.com/sashakavun/leaflet-canvasicon">L.CanvasIcon</a></h1>
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<p><em>Canvas Icon plugin for Leaflet library.</em> Check out <a href="https://github.com/sashakavun/leaflet-canvasicon">code</a>.</p>
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<div id="map"></div>
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<script src="http://cdn.leafletjs.com/leaflet-0.7.2/leaflet-src.js"></script>
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<script type="text/javascript" src="leaflet-canvasicon.js"></script>
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<script type="text/javascript">
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(function () {
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'use strict';
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var map = L.map('map', {
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zoom: 12,
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center: [37.7630, -122.4435]
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});
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L.tileLayer('http://{s}.tile.osm.org/{z}/{x}/{y}.png', { attribution: '© <a href="http://osm.org/copyright\">OpenStreetMap</a> contributors' }).addTo(map);
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L.marker(
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L.latLng([37.7930, -122.4035]),
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{
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icon: L.canvasIcon({
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iconSize: [50, 50],
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iconAnchor: [25, 25],
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fillStyle: 'rgba(255,0,0,.5)',
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drawIcon: function (icon, type) {
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if (type == 'icon') {
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var ctx = icon.getContext('2d');
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var size = L.point(this.options.iconSize);
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var center = L.point(Math.floor(size.x / 2), Math.floor(size.y / 2));
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ctx.beginPath();
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ctx.arc(center.x, center.y, Math.min(center.x, center.y), 0, 2 * Math.PI);
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ctx.fillStyle = this.options.fillStyle;
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ctx.fill();
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ctx.closePath();
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}
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}
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})
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}
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).bindPopup('I have a popup!').addTo(map).openPopup();
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L.SquareIcon = L.CanvasIcon.extend({
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options: {
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iconSize: [70, 70],
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iconAnchor: [35, 35]
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},
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_setIconStyles: function (icon, type) {
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if (type == 'icon') {
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var ctx = icon.getContext('2d');
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var size = L.point(this.options.iconSize);
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var center = L.point(Math.floor(size.x / 2), Math.floor(size.y / 2));
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ctx.beginPath();
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ctx.moveTo(0, 0);
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ctx.lineTo(size.x, 0);
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ctx.lineTo(center.x, center.y);
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ctx.lineTo(size.x, size.y);
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ctx.lineTo(0, size.y);
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ctx.lineTo(center.x, center.y);
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ctx.lineTo(0, 0);
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ctx.fillStyle = 'rgba(0,255,0,.5)';
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ctx.fill();
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ctx.closePath();
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ctx.beginPath();
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ctx.moveTo(0, 0);
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ctx.lineTo(0, size.y);
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ctx.lineTo(center.x, center.y);
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ctx.lineTo(size.x, size.y);
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ctx.lineTo(size.x, 0);
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ctx.lineTo(center.x, center.y);
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ctx.lineTo(0, 0);
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ctx.fillStyle = 'yellow';
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ctx.fill();
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ctx.closePath();
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}
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L.CanvasIcon.prototype._setIconStyles.apply(this, arguments);
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}
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});
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L.marker(L.latLng([37.683, -122.4536]))
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.setIcon(new L.SquareIcon())
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.bindPopup('I have nice popup too!')
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.addTo(map);
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}());
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</script>
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</body>
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</html>
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