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authorChris Schlaeger <chris@linux.com>2014-08-12 21:56:44 +0200
committerChris Schlaeger <chris@linux.com>2014-08-12 21:56:44 +0200
commitea346a785dc1b3f7c156f6fc33da634e1f1a627b (patch)
treeaf67530553d20b6e82ad60fd79593e9c4abf5565 /misc/openlayers/examples/cache-read.js
parent59741cd535c47f25971bf8c32b25da25ceadc6d5 (diff)
downloadpostrunner-fb1989bda5d3e0a5472ba7644d57cae197733a8f.zip
Adding jquery, flot and openlayers to be included with the GEM.v0.0.4
Diffstat (limited to 'misc/openlayers/examples/cache-read.js')
-rw-r--r--misc/openlayers/examples/cache-read.js36
1 files changed, 36 insertions, 0 deletions
diff --git a/misc/openlayers/examples/cache-read.js b/misc/openlayers/examples/cache-read.js
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+++ b/misc/openlayers/examples/cache-read.js
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+var map, cacheRead;
+function init() {
+ map = new OpenLayers.Map({
+ div: "map",
+ projection: "EPSG:900913",
+ layers: [
+ new OpenLayers.Layer.WMS("OSGeo", "http://vmap0.tiles.osgeo.org/wms/vmap0", {
+ layers: "basic"
+ }, {
+ eventListeners: {
+ tileloaded: updateHits
+ }
+ })
+ ],
+ center: [0, 0],
+ zoom: 1
+ });
+ cacheRead = new OpenLayers.Control.CacheRead();
+ map.addControl(cacheRead);
+
+
+
+ // User interface
+ var status = document.getElementById("status"),
+ hits = 0;
+
+ // update the number of cached tiles and detect local storage support
+ function updateHits(evt) {
+ hits += evt.tile.url.substr(0, 5) === "data:";
+ if (window.localStorage) {
+ status.innerHTML = hits + " cache hits.";
+ } else {
+ status.innerHTML = "Local storage not supported. Try a different browser.";
+ }
+ }
+} \ No newline at end of file