content/canvas/test/test_hitregion_canvas.html

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1 <!DOCTYPE HTML>
2 <title>Canvas Tests</title>
3 <script src="/tests/SimpleTest/SimpleTest.js"></script>
4 <link rel="stylesheet" href="/tests/SimpleTest/test.css">
5 <body>
6 <script>
7
8 SimpleTest.waitForExplicitFinish();
9 const Cc = SpecialPowers.Cc;
10 const Cr = SpecialPowers.Cr;
11 SpecialPowers.setBoolPref("canvas.hitregions.enabled", true);
12
13 </script>
14
15 <p>Canvas test: hit regions</p>
16 <canvas id="c1" width="150" height="50">
17 <a id="c1_a"></a>
18 </canvas>
19 <a id="c1_b"></a>
20
21 <script type="text/javascript">
22
23 function test_hitregions() {
24 var c = document.getElementById("c1");
25 var d = document.getElementById("c1_a");
26 var e = document.getElementById("c1_b");
27
28 var ctx = c.getContext("2d");
29 var _thrown_outer = false;
30 try {
31 ctx.rect(10,10,100,100);
32 ctx.addHitRegion({control: d});
33 ctx.addHitRegion({control: e});
34 ctx.addHitRegion({id: "a", control: d});
35 ctx.addHitRegion({id: "a", control: d});
36
37 ctx.removeHitRegion("a");
38 ctx.removeHitRegion("a");
39 ctx.removeHitRegion("b");
40 } catch (e) {
41 _thrown_outer = true;
42 }
43 ok(!_thrown_outer, ctx.canvas.id + ' should not throw exception');
44
45 var _thrown = undefined; try {
46 ctx.beginPath();
47 ctx.addHitRegion({control: d});
48 } catch (ex) { _thrown = ex };
49
50 ok(_thrown && _thrown.name == "NotSupportedError", "should throw NotSupportedError");
51
52 }
53 </script>
54
55 <script>
56
57 function runTests() {
58 try {
59 test_hitregions();
60 } catch(e) {
61 throw e;
62 ok(false, "unexpected exception thrown in: test_hitregions");
63 }
64 SimpleTest.finish();
65 SpecialPowers.setBoolPref("canvas.hitregions.enabled", false);
66 }
67
68 addLoadEvent(runTests);
69
70 </script>

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