mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 22:55:23 +00:00
14 lines
363 B
HTML
14 lines
363 B
HTML
<!DOCTYPE HTML>
|
|
<canvas width="100" height="100" id="c" style="background: #f00"></canvas>
|
|
<script>
|
|
window.onload = function () {
|
|
var ctx = document.getElementById('c').getContext('2d');
|
|
|
|
ctx.globalCompositeOperation = 'lighter';
|
|
ctx.scale(5, 5);
|
|
ctx.strokeStyle = '#0f0';
|
|
ctx.lineWidth = 10;
|
|
ctx.strokeRect(5, 5, 10, 10);
|
|
}
|
|
</script>
|