<html>
<head>
<title>OpenSeadragon Expose Origina Event Demo</title>
<script type="text/javascript" src='openseadragon/build/openseadragon/openseadragon.js'></script>
<style type="text/css">
.openseadragon
{
width: 800px;
height: 600px;
border: 1px solid black;
color: #333; /* text color for messages */
background-color: black;
}
.openseadragon-small
{
width: 40px;
height: 30px;
border: 1px solid black;
color: #333; /* text color for messages */
background-color: black;
}
</style>
</head>
<body>
<div class="demoarea">
<div>
Simple demo page to verify that event handlers pass along the original source event
</div>
<div id="contentDiv" class="openseadragon"></div>
<div>
<span id='consolelog'></span>
</div>
</div>
<script type="text/javascript">
var viewer = OpenSeadragon({
id:"contentDiv",
prefixUrl:"openseadragon/build/openseadragon/images/",
tileSources:{
Image:{
xmlns:"http://schemas.microsoft.com/deepzoom/2008",
Url:"example-images/highsmith/highsmith_files/",
Format:"jpg",
Overlap:"2",
TileSize:"256",
Size:{
Height:"9221",
Width:"7026"
}
}
}
});
var demoMessageLog = "";
var screenConsole = document.getElementById('consolelog');
function checkIfEventWasPassed(event){
if(typeof event === 'undefined'){
demoMessageLog += "PROBLEM EVENT WAS UNDEFINED:" + event + "\n\n";
}
}
function logMessage(){
screenConsole.innerHTML = demoMessageLog.replace(/\n/g, '<br />');
}
viewer.addHandler("click", function( event ){
demoMessageLog += "Additional clickHandler\n" +
" tracker:" + event.tracker + "\n" +
" position:" + event.position + "\n" +
" delta:" + event.delta + "\n" +
" shift:" + event.shift + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("press", function( event ){
demoMessageLog += "Additional pressHandler\n" +
" tracker:" + event.tracker + "\n" +
" position:" + event.position + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("release", function( event ){
demoMessageLog += "Additional releaseHandler\n" +
" tracker:" + event.tracker + "\n" +
" position:" + event.position + "\n" +
" buttonDown:" + event.buttonDown + "\n" +
" insideElementRelease:" + event.insideElementRelease + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("keypress", function( event ){
demoMessageLog += "Additional keyHandler\n" +
" tracker:" + event.tracker + "\n" +
" keycode:" + event.keycode + "\n" +
" shift:" + event.shift + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("drag", function( event ){
demoMessageLog += "Additional dragHandler\n" +
" tracker:" + event.tracker + "\n" +
" position:" + event.position + "\n" +
" delta:" + event.delta + "\n" +
" shift:" + event.shift + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("scroll", function( event ){
demoMessageLog += "Additional scrollHandler\n" +
" tracker:" + event.tracker + "\n" +
" position:" + event.position + "\n" +
" scroll:" + event.scroll + "\n" +
" shift:" + event.shift + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("enter", function( event ){
demoMessageLog += "Additional enterHandler\n" +
" tracker:" + event.tracker + "\n" +
" position:" + event.position + "\n" +
" buttonDown:" + event.buttonDown + "\n" +
" buttonDownAny:" + event..buttonDownAny + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("exit", function( event ){
demoMessageLog += "Additional exitHandler\n" +
" tracker:" + event.tracker + "\n" +
" position:" + event.position + "\n" +
" buttonDown:" + event.buttonDown + "\n" +
" buttonDownAny:" + event.buttonDownAny + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("focus", function( event ){
demoMessageLog += "Additional focusHandler\n" +
" tracker:" + event.tracker + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
viewer.addHandler("blur", function( event ){
demoMessageLog += "Additional blurHandler\n" +
" tracker:" + event.tracker + "\n" +
" originalEvent:" + event.originalEvent + "\n\n";
checkIfEventWasPassed( event.originalEvent );
logMessage();
});
</script>
</body>
</html>