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index.handler.html
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<!DOCTYPE html>
<html>
<head>
<meta content="text/html;charset=utf-8" http-equiv="Content-Type">
<meta content="utf-8" http-equiv="encoding">
</head>
<script type='text/javascript' src="scamper.handler.js"></script>
<script type='text/javascript'>
var isDrawing = false;
var scamper = new Scamper({step: 10, sample: 2});
scamper.setPointHandler(function(pt) {
var d = document.createElement('div');
d.innerHTML = 's';
//d.setAttribute('src', 'http://i.imgur.com/Wo3f1R7.png');
//d.setAttribute('width', '250px');
d.setAttribute('style', 'position: absolute; top: ' + pt.y + 'px; left: ' + pt.x + 'px;');
document.body.appendChild(d);
});
window.onmousedown = function(e) {
isDrawing = true;
scamper.newStroke();
scamper.addPoint(
e.clientX,
e.clientY,
0
);
}
window.onmousemove = function(e) {
if (!isDrawing) return;
scamper.addPoint(
e.clientX,
e.clientY,
0
);
}
window.onmouseup = function(e) {
isDrawing = false;
scamper.addPoint(
e.clientX,
e.clientY,
0
);
}
</script>
<body>
</body>
</html>