109 lines
4.4 KiB
HTML
109 lines
4.4 KiB
HTML
<html>
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<head>
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<script>
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/**
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* Because browsers that implement requestAnimationFrame may not execute
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* animation functions while a window is not displayed (e.g. in a hidden
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* iframe as in these tests), we mask the native implementations here. The
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* native requestAnimationFrame functionality is tested in Util.html and
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* in PanZoom.html (where a popup is opened before panning). The tests
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* here will test the fallback setTimeout implementation for animation.
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*/
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window.requestAnimationFrame =
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window.webkitRequestAnimationFrame =
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window.mozRequestAnimationFrame =
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window.oRequestAnimationFrame =
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window.msRequestAnimationFrame = null;
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</script>
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<script src="../OLLoader.js"></script>
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<script type="text/javascript">
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function test_addLayer_removeLayer(t) {
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t.plan(6);
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var control = new OpenLayers.Control.CacheRead();
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var map = new OpenLayers.Map({
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div: "map",
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controls: [control],
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layers: [
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new OpenLayers.Layer.WMS("One"),
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new OpenLayers.Layer.WMS("Two")
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]
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});
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t.ok(map.layers[0].events.listeners.tileloadstart, "tileloadstart listener registered on layer One");
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t.ok(map.layers[1].events.listeners.tileloadstart, "tileloadstart listener registered on layer Two");
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control.destroy();
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t.ok(!map.layers[1].events.listeners.tileloadstart.length, "tileloadstart listener unregistered");
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control = new OpenLayers.Control.CacheRead({
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fetchEvent: "tileerror",
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layers: [map.layers[0]]
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});
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map.addControl(control);
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t.ok(map.layers[0].events.listeners.tileerror, "tileerror listener registered on layer One");
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t.ok(!map.layers[1].events.listeners.tileerror, "tileerror listener not registered on layer Two");
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control.destroy();
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t.ok(!map.layers[0].events.listeners.tileerror.length, "tileerror listener unregistered");
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map.destroy();
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}
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function test_fetch(t) {
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if (!window.localStorage) {
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t.plan(1);
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var scope = {active: true};
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t.eq(OpenLayers.Control.CacheRead.prototype.fetch.call(scope), undefined, "no tiles fetched when localStorage is not supported.");
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return;
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}
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t.plan(5);
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var data = "data:image/gif;base64,R0lGODlhAQABAIAAAP7//wAAACH5BAAAAAAALAAAAAABAAEAAAICRAEAOw==";
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window.localStorage.setItem("olCache_foo/1/1/1", data);
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window.localStorage.setItem("olCache_bar/1/1/1", data);
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var layer1 = new OpenLayers.Layer.XYZ("One", "foo/${x}/${y}/${z}");
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var layer2 = new OpenLayers.Layer.XYZ("Two", "bar/${x}/${y}/${z}", {isBaseLayer: false});
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var control1 = new OpenLayers.Control.CacheRead({
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layers: [layer1]
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});
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var control2 = new OpenLayers.Control.CacheRead({
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layers: [layer2],
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fetchEvent: "tileerror"
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});
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var map = new OpenLayers.Map({
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div: "map",
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projection: "EPSG:900913",
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controls: [control1, control2],
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layers: [layer1, layer2],
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zoom: 1,
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center: [0, 0]
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});
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OpenLayers.ProxyHost = "proxy?url=";
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var tile = new OpenLayers.Tile.Image(layer1, new OpenLayers.LonLat(0, 0), new OpenLayers.Bounds(0, 0, 1, 1), "proxy?url=foo/1/1/1");
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OpenLayers.Control.CacheWrite.urlMap[tile.url] = "foo/1/1/1";
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control1.fetch({tile: tile});
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t.eq(tile.url, data, "proxied url replaced with data uri for original url");
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delete OpenLayers.Control.CacheWrite.urlMap[tile.url];
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t.delay_call(1, function() {
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t.eq(layer1.grid[1][1].imgDiv.src, data, "[tileloadstart] tile content from cache");
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t.ok(layer1.grid[0][0].imgDiv.src !== data, "[tileloadstart] tile content from remote resource");
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t.eq(layer2.grid[1][1].imgDiv.src, data, "[tileerror] tile content from cache");
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t.ok(layer2.grid[0][0].imgDiv.src !== data, "[tileerror] tile content from remote resource");
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window.localStorage.removeItem("olCache_foo/1/1/1");
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window.localStorage.removeItem("olCache_bar/1/1/1");
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map.destroy();
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});
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}
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</script>
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</head>
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<body>
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<div id="map" style="width: 400px; height: 250px;"/>
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</body>
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</html>
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