Files
openlayers/examples/multitouch.html
2011-03-03 14:40:29 +00:00

27 lines
819 B
HTML

<html>
<head>
<title>Multitouch Test</title>
</head>
<body>
<div style="width:80%; height: 80%; border: 1px solid black; font-size: 5em;" id="box">
</div>
Touch inside the box. On a touch enabled browser, you will get the number
of detected touch events. If the box is red, your browser does not support
touch events.
<script>
var box = document.getElementById("box");
box.addEventListener("touchstart", function(evt) {
box.innerHTML = evt.touches.length;
evt.preventDefault();
});
box.addEventListener("touchmove", function(evt) {
box.innerHTML = evt.touches.length;
evt.preventDefault();
});
if (!(typeof box.ontouchstart != 'undefined')) {
box.style.backgroundColor = "red";
}
</script>
</body>
</html>