49 lines
1.6 KiB
JavaScript
49 lines
1.6 KiB
JavaScript
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// vim: et:ts=4:sw=4:sts=4:ft=js
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Ox.MapMarkerImage = (function() {
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var cache = {};
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return function(options) {
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options = Ox.extend({
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color: [255, 0, 0],
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mode: 'normal', // normal, selected, editing
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size: 16,
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type: 'place', // place, result, rectangle
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}, options);
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var index = [
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options.type, options.mode, options.size, options.color.join(',')
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].join(';');
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if (!cache[index]) {
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var color = options.type == 'place' ?
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Ox.merge(Ox.clone(options.color), [0.5]) : [0, 0, 0, 0],
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border = options.mode == 'normal' ? [0, 0, 0] :
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options.mode == 'selected' ? [255, 255, 255] : [128, 128, 255],
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c = Ox.canvas(options.size, options.size),
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image,
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r = options.size / 2;
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c.context.fillStyle = 'rgba(' + color.join(', ') + ')';
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c.context.arc(r, r, r - 2, 0, 360);
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c.context.fill();
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c.context.beginPath();
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c.context.lineWidth = 2;
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c.context.strokeStyle = 'rgb(' + border.join(', ') + ')';
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c.context.arc(r, r, r - 1, 0, 360);
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c.context.stroke();
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cache[index] = new google.maps.MarkerImage(
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c.canvas.toDataURL(),
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new google.maps.Size(options.size, options.size),
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new google.maps.Point(0, 0),
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new google.maps.Point(r, r)
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);
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//Ox.print(options, 'index', index)
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}
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return cache[index];
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}
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}());
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