103 lines
3.4 KiB
HTML
103 lines
3.4 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
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<meta name="apple-mobile-web-app-capable" content="yes">
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<title>OpenLayers Multiple UTFGrid Demo</title>
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<link rel="stylesheet" href="style.css" type="text/css">
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<script src="../lib/OpenLayers.js"></script>
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<style>
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#attrsdiv { width: 300px; height: 100px; float:right; border: 1px grey dashed;}
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#controlToggle li { list-style: none; }
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</style>
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</head>
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<body>
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<h1 id="title">OpenLayers Multiple UTFGrid Demo</h1>
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<div>
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<div id="shortdesc">
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This page demonstrates the use of the OpenLayers UTFGrid Controls with more than one UTFGrid Layer.
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</div>
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<div id="attrsdiv"></div>
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<div id="themap" class="smallmap"></div>
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<ul id="controlToggle">
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<li>
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<input type="radio" name="type" value="move_pop" id="moveHandler"
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onclick="toggleControl(this);" checked="checked" />
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<label for="moveHandler">Move (population)</label>
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</li>
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<li>
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<input type="radio" name="type" value="move_bio" id="hoverHandler"
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onclick="toggleControl(this);" />
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<label for="hoverHandler">Move (bioregion)</label>
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</li>
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<li>
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<input type="radio" name="type" value="move_both" id="clickHandler"
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onclick="toggleControl(this);" />
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<label for="clickHandler">Move (both)</label>
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</li>
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</ul>
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</div>
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<script>
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/*
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* Map
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*/
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var map = new OpenLayers.Map({
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div: "themap",
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projection: "EPSG:900913",
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controls: []
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});
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var world_utfgrid = new OpenLayers.Layer.UTFGrid(
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'Invisible UTFGrid Layer',
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"./utfgrid/world_utfgrid/${z}/${x}/${y}.json"
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);
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var bio_utfgrid = new OpenLayers.Layer.UTFGrid(
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'Invisible UTFGrid Layer of World Bioregions',
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"./utfgrid/bio_utfgrid/${z}/${x}/${y}.json"
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);
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map.addLayers([bio_utfgrid,world_utfgrid]);
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var controls = {
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move_pop: new OpenLayers.Control.UTFGrid({
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div: 'attrsdiv',
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layers: [world_utfgrid],
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handlerMode: 'move'
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}),
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move_bio: new OpenLayers.Control.UTFGrid({
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div: 'attrsdiv',
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layers: [bio_utfgrid],
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handlerMode: 'move'
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}),
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move_both: new OpenLayers.Control.UTFGrid({
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div: 'attrsdiv',
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layers: null, // same as [bio_utfgrid,world_utfgrid]
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handlerMode: 'move'
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})
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};
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var control;
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for(var key in controls) {
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control = controls[key];
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control.deactivate();
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map.addControl(control);
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}
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controls['move_pop'].activate();
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function toggleControl(el) {
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for(var c in controls) {
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control = controls[c];
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control.deactivate();
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}
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control = controls[el.value];
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control.activate();
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}
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// Visible Layers
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var osm = new OpenLayers.Layer.OSM();
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map.addLayer(osm);
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map.zoomTo(1);
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</script>
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</body>
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</html>
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