blob: 1aa22cd9905741e1f7b4148357746ea3127ff9d6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
<!DOCTYPE html>
<html>
<body>
<svg style="display: block; width: 0; height: 0">
<defs>
<filter id="drop-shadow">
<feGaussianBlur in="SourceAlpha" stdDeviation="0"/>
<feOffset dx="0" dy="10" result="offsetblur"/>
<feFlood flood-color="rgba(0,0,0,1)"/>
<feComposite in2="offsetblur" operator="in"/>
<feMerge>
<feMergeNode/>
<feMergeNode in="SourceGraphic"/>
</feMerge>
</filter>
</defs>
</svg>
<script>
var canvas = document.createElement('canvas');
canvas.width = 100;
canvas.height = 100;
var ctx = canvas.getContext('2d');
ctx.filter = 'url(#drop-shadow)';
ctx.fillStyle = '#0f0';
ctx.fillRect(25, 25, 50, 40);
document.body.appendChild(canvas);
</script>
</body>
</html>
|
