Merge pull request #668 from ricochet2200/hidden-overlay

Hidden overlay
This commit is contained in:
Ian Gilman 2015-06-24 09:18:46 -07:00
commit 5d61bcedd3
2 changed files with 45 additions and 1 deletions

View File

@ -282,7 +282,10 @@
style.left = position.x + "px"; style.left = position.x + "px";
style.top = position.y + "px"; style.top = position.y + "px";
style.position = "absolute"; style.position = "absolute";
style.display = 'block';
if (style.display != 'none') {
style.display = 'block';
}
if ( scales ) { if ( scales ) {
style.width = size.x + "px"; style.width = size.x + "px";

41
test/demo/overlay.html Normal file
View File

@ -0,0 +1,41 @@
<html>
<title>OpenSeadragon Overlay Demo</title>
<script type="text/javascript" src='../../build/openseadragon/openseadragon.js'></script>
<script type="text/javascript" src='../lib/jquery-1.9.1.min.js'></script>
<style type="text/css">
.openseadragon1 {
width: 800px;
height: 600px;
}
</style>
</head>
<body>
<div id="contentDiv" class="openseadragon1"></div>
<div id="annotation-div">
<input type="button" value="Hide Overlay" id="hideOverlay">
<script type="text/javascript">
var viewer = OpenSeadragon({
id: "contentDiv",
prefixUrl: "../../build/openseadragon/images/",
tileSources: "../data/testpattern.dzi",
});
viewer.addHandler("open", function(event) {
var elt = document.createElement("div");
elt.style.background = "green";
elt.id = "runtime-overlay";
elt.style.border = "1px solid red";
viewer.addOverlay( elt, new OpenSeadragon.Rect(0.2, 0.2, 0.75, 0.75) );
});
$("#hideOverlay").click(function(){
$("#runtime-overlay").toggle();
});
</script>
</body>
</html>