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jrm2k6/gist:5ca5c121360444372db4 Secret

Created March 19, 2014 14:25
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gistfile1.txt
<html>
<body>
<canvas id="myCanvas" width="1000" height="1000" style="border: 3px solid red;">
</canvas>
<script>
var canvas = document.getElementById('myCanvas');
var ok = 1;
try {
var ctx = canvas.getContext("2d");
} catch (err) {
ok = 0;
}
if (ok == 1) {
// defining mask
ctx.fillStyle = 'red';
ctx.fillRect(100, 100, 200, 300);
ctx.clip();
base_image = new Image();
base_image.src = 'jeremy_cropping.png';
base_image.width = 50;
base_image.height = 50;
base_image.onload = function () {
ctx.drawImage(base_image, 0, 0, 50, 50);
}
}
</script>
</body>
</html>
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