mirror of
https://github.com/openseadragon/openseadragon.git
synced 2024-11-21 20:56:09 +03:00
58 lines
1.5 KiB
HTML
58 lines
1.5 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<title>OpenSeadragon Memory Check Demo</title>
|
|
<script type="text/javascript" src='../../build/openseadragon/openseadragon.js'></script>
|
|
<style type="text/css">
|
|
|
|
.openseadragon1 {
|
|
width: 800px;
|
|
height: 600px;
|
|
}
|
|
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<div>
|
|
Simple demo page to monitor OpenSeadragon Memory Usage.
|
|
</div>
|
|
<button onclick="createViewer()">Create</button>
|
|
<button onclick="destroyViewer()">Destroy</button>
|
|
|
|
<div id="contentDiv" class="openseadragon1"></div>
|
|
<script type="text/javascript">
|
|
|
|
var _viewer;
|
|
|
|
var generateUniqueHash = (function() {
|
|
var counter = 0;
|
|
return function() {
|
|
return "openseadragon_" + (counter++);
|
|
};
|
|
})();
|
|
|
|
function createViewer() {
|
|
if ( _viewer ) {
|
|
destroyViewer();
|
|
}
|
|
|
|
_viewer = OpenSeadragon({
|
|
element: document.getElementById("contentDiv"),
|
|
showNavigationControl: false,
|
|
prefixUrl: "../../build/openseadragon/images/",
|
|
hash: generateUniqueHash(), //this is only needed if you want to instantiate more than one viewer at a time.
|
|
tileSources: "../data/testpattern.dzi"
|
|
});
|
|
}
|
|
|
|
function destroyViewer() {
|
|
if ( _viewer ) {
|
|
_viewer.destroy();
|
|
}
|
|
_viewer = null;
|
|
}
|
|
|
|
</script>
|
|
</body>
|
|
</html>
|