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Side by Side Diff: third_party/WebKit/LayoutTests/fast/canvas/canvas-hit-regions-css-transform-test.html

Issue 1575813002: css Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 11 months ago
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1 <!DOCTYPE html>
2 <title>HitRegion CSS Size/Transform Test</title>
3 <script src="../../resources/testharness.js"></script>
4 <script src="../../resources/testharnessreport.js"></script>
5 <script src="./resources/test-helpers.js"></script>
6 <canvas width="400" height="400"></canvas>
7 <style>
8
9 body {
10 margin : 0px;
11 padding : 0px;
12 }
13
14 </style>
15 <script>
16
17 var canvas = document.querySelector('canvas');
18 var context = canvas.getContext('2d');
19
20 createFace(context);
21
22 function transformX(x, y, degree)
23 {
24 var paddingLeft = parseInt(canvas.style.paddingLeft) || 0;
25 var borderLeft = parseInt(canvas.style.borderLeft) || 0;
26 var cssWidth = parseInt(canvas.style.width) || canvas.width;
27 var scale = cssWidth / canvas.width;
28 var tx = x;
29 if (degree) {
30 var cos = Math.cos(degree * Math.PI / 180);
31 var sin = Math.sin(degree * Math.PI / 180);
32 tx = (x - canvas.width / 2) * cos -
33 (y - canvas.height / 2) * sin +
34 canvas.width / 2;
35 }
36 return paddingLeft + borderLeft + tx * scale;
37 }
38
39 function transformY(x, y, degree)
40 {
41 var paddingTop = parseInt(canvas.style.paddingTop) || 0;
42 var borderTop = parseInt(canvas.style.borderTop) || 0;
43 var cssHeight = parseInt(canvas.style.height) || canvas.height;
44 var scale = cssHeight / canvas.height;
45 var ty = y;
46 if (degree) {
47 var cos = Math.cos(degree * Math.PI / 180);
48 var sin = Math.sin(degree * Math.PI / 180);
49 var ty = (x - canvas.width / 2) * sin +
50 (y - canvas.height / 2) * cos +
51 canvas.height / 2;
52 }
53 return paddingTop + borderTop + ty * scale;
54 }
55
56 function hit_region_with_css_test(test_set) {
57 return new Promise(function(resolve, reject) {
58 coroutine(function*() {
59 var tests = [];
60 for (var i = 0; i < test_set.length; i++) {
61 var x = parseInt(transformX(test_set[i].x, test_set[i].y, test_set[i].ro tate));
62 var y = parseInt(transformY(test_set[i].x, test_set[i].y, test_set[i].ro tate));
63 tests.push([ test_set[i].id, yield clickOrTouch(x, y), test_set[i].id ]) ;
64 }
65 generate_tests(assert_equals, tests, 'ssss');
66 resolve();
67 });
68 });
69 }
70
71 coroutine(function*() {
72 setup({ explicit_done : true, explicit_timeout : true });
73
74 var test_set = [
75 { id : 'face', x : 100, y : 100 },
76 { id : 'nose', x : 200, y : 200 },
77 { id : 'mouth', x : 127, y : 242 },
78 { id : 'eye', x : 150, y : 125 },
79 { id : 'eye', x : 250, y : 125 },
80 { id : 'face', x : 200, y : 120 },
81 { id : null, x : 20, y : 10 }
82 ];
83 yield hit_region_with_css_test(test_set);
84
85 canvas.style.width = '200px';
86 canvas.style.height = '200px';
87 yield hit_region_with_css_test(test_set);
88
89 canvas.style.padding = '100px';
90 yield hit_region_with_css_test(test_set);
91
92 canvas.style.border = '100px solid black';
93 yield hit_region_with_css_test(test_set);
94
95 var test_set_with_rotate = [
96 { id : 'face', x : 100, y : 100, rotate : 72 },
97 { id : 'nose', x : 200, y : 200, rotate : 72 },
98 { id : 'mouth', x : 127, y : 242, rotate : 72 },
99 { id : 'eye', x : 150, y : 125, rotate : 72 },
100 { id : 'eye', x : 250, y : 125, rotate : 72 },
101 { id : 'face', x : 200, y : 120, rotate : 72 },
102 { id : null, x : 20, y : 10, rotate : 72 }
103 ];
104 canvas.style.transform = 'rotate(72deg)';
105 yield hit_region_with_css_test(test_set_with_rotate);
106
107 done();
108 });
109
110 </script>
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