content/canvas/test/reftest/clip-multiple-paths.html

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 <!DOCTYPE html>
     2 <html>
     3 <head>
     4 <canvas id="canvas" width="100" height="100"></canvas>
     6 <script>
     8 var canvas = document.getElementById('canvas');
     9 var ctx = canvas.getContext('2d');
    11 ctx.fillStyle = '#0f0';
    12 ctx.fillRect(0, 0, 100, 100);
    14 ctx.beginPath();
    15 ctx.rect(30, 30, 40, 40);
    16 ctx.clip();
    18 ctx.beginPath();
    19 ctx.arc(50, 50, 25, 0, 2 * Math.PI);
    20 ctx.clip();
    22 ctx.fillStyle = '#f00';
    24 ctx.fillRect(0, 0, 100, 100);
    26 </script>
    27 </body></html>

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