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Issue 446803002: Implement translate() and translateSelf() in DOMMatrix. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Created 6 years, 4 months ago
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1 <!DOCTYPE html>
2 <html>
3 <head>
4 <title>Geometry Interfaces: DOMMatrix translate</title>
5 <script src="../../resources/js-test.js"></script>
krit 2014/08/08 06:24:15 As mentioned in another CL, it would be great if w
zino 2014/08/16 03:23:32 Done.
6 </head>
7 <body>
8 <script>
9
10 function compareMatrix(matrixObject, matrixValue)
11 {
12 return matrixObject.m11 == matrixValue[0] &&
13 matrixObject.m21 == matrixValue[1] &&
14 matrixObject.m31 == matrixValue[2] &&
15 matrixObject.m41 == matrixValue[3] &&
16 matrixObject.m12 == matrixValue[4] &&
17 matrixObject.m22 == matrixValue[5] &&
18 matrixObject.m32 == matrixValue[6] &&
19 matrixObject.m42 == matrixValue[7] &&
20 matrixObject.m13 == matrixValue[8] &&
21 matrixObject.m23 == matrixValue[9] &&
22 matrixObject.m33 == matrixValue[10] &&
23 matrixObject.m43 == matrixValue[11] &&
24 matrixObject.m14 == matrixValue[12] &&
25 matrixObject.m24 == matrixValue[13] &&
26 matrixObject.m34 == matrixValue[14] &&
27 matrixObject.m44 == matrixValue[15];
28 }
29
30 debug("# DOMMatrix.translate(tx, ty)");
31 var matrix = new DOMMatrix();
32 shouldBeTrue("matrix.is2D");
33 shouldBeTrue("matrix.isIdentity");
34 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ])");
35 var result = matrix.translate(2, 3);
36 shouldBeTrue("result.is2D");
37 shouldBeFalse("result.isIdentity");
38 shouldBeTrue("compareMatrix(result, [ 1, 0, 0, 2, 0, 1, 0, 3, 0, 0, 1, 0, 0, 0, 0, 1 ])");
39 shouldBeTrue("matrix.is2D");
40 shouldBeTrue("matrix.isIdentity");
41 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ])");
42 debug("");
43
44 debug("# DOMMatrix.translate(tx, ty) with non-identity");
45 matrix = new DOMMatrix(result);
46 shouldBeTrue("matrix.is2D");
47 shouldBeFalse("matrix.isIdentity");
48 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 2, 0, 1, 0, 3, 0, 0, 1, 0, 0, 0, 0, 1 ])");
49 result = matrix.translate(4, 2);
50 shouldBeTrue("result.is2D");
51 shouldBeFalse("result.isIdentity");
52 shouldBeTrue("compareMatrix(result, [ 1, 0, 0, 6, 0, 1, 0, 5, 0, 0, 1, 0, 0, 0, 0, 1 ])");
53 shouldBeTrue("matrix.is2D");
54 shouldBeFalse("matrix.isIdentity");
55 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 2, 0, 1, 0, 3, 0, 0, 1, 0, 0, 0, 0, 1 ])");
56 debug("");
57
58 debug("# DOMMatrix.translateSelf(tx, ty)");
59 matrix = new DOMMatrix();
60 shouldBeTrue("matrix.is2D");
61 shouldBeTrue("matrix.isIdentity");
62 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ])");
63 result = matrix.translateSelf(4, 2);
64 shouldBeTrue("result.is2D");
65 shouldBeFalse("result.isIdentity");
66 shouldBeTrue("compareMatrix(result, [ 1, 0, 0, 4, 0, 1, 0, 2, 0, 0, 1, 0, 0, 0, 0, 1 ])");
67 shouldBeTrue("matrix.is2D");
68 shouldBeFalse("matrix.isIdentity");
69 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 4, 0, 1, 0, 2, 0, 0, 1, 0, 0, 0, 0, 1 ])");
70 debug("");
71
72 debug("# DOMMatrix.translate(tx, ty, tz)");
73 matrix = new DOMMatrix();
74 shouldBeTrue("matrix.is2D");
75 shouldBeTrue("matrix.isIdentity");
76 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ])");
77 result = matrix.translate(2, 3, 4);
78 shouldBeFalse("result.is2D");
79 shouldBeFalse("result.isIdentity");
80 shouldBeTrue("compareMatrix(result, [ 1, 0, 0, 2, 0, 1, 0, 3, 0, 0, 1, 4, 0, 0, 0, 1 ])");
81 shouldBeTrue("matrix.is2D");
82 shouldBeTrue("matrix.isIdentity");
83 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ])");
84 debug("");
85
86 debug("# DOMMatrix.translate(tx, ty, tz) with non-identity");
87 var matrix2d = new DOMMatrix();
88 matrix2d.translateSelf(2, 3);
89 matrix = new DOMMatrix(matrix2d);
90 shouldBeTrue("matrix.is2D");
91 shouldBeFalse("matrix.isIdentity");
92 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 2, 0, 1, 0, 3, 0, 0, 1, 0, 0, 0, 0, 1 ])");
93 result = matrix.translate(4, 2, 3);
94 shouldBeFalse("result.is2D");
95 shouldBeFalse("result.isIdentity");
96 shouldBeTrue("compareMatrix(result, [ 1, 0, 0, 6, 0, 1, 0, 5, 0, 0, 1, 3, 0 , 0, 0, 1 ])");
97 shouldBeTrue("matrix.is2D");
98 shouldBeFalse("matrix.isIdentity");
99 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 2, 0, 1, 0, 3, 0, 0, 1, 0, 0, 0, 0, 1 ])");
100 debug("");
101
102 debug("# DOMMatrix.translateSelf(tx, ty, tz)");
103 matrix = new DOMMatrix();
104 shouldBeTrue("matrix.is2D");
105 shouldBeTrue("matrix.isIdentity");
106 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ])");
107 result = matrix.translateSelf(4, 2, 3);
108 shouldBeFalse("result.is2D");
109 shouldBeFalse("result.isIdentity");
110 shouldBeTrue("compareMatrix(result, [ 1, 0, 0, 4, 0, 1, 0, 2, 0, 0, 1, 3, 0, 0, 0, 1 ])");
111 shouldBeFalse("matrix.is2D");
112 shouldBeFalse("matrix.isIdentity");
113 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 4, 0, 1, 0, 2, 0, 0, 1, 3, 0, 0, 0, 1 ])");
114 debug("");
115
116 debug("# DOMMatrix.translateSelf(tx, ty, tz) Homogeneous Coordinates");
117 matrix = new DOMMatrix();
118 shouldBeTrue("matrix.is2D");
119 shouldBeTrue("matrix.isIdentity");
120 matrix.m14 = 2;
121 matrix.m24 = 3;
122 matrix.m34 = 4;
123 matrix.m44 = 7;
124 shouldBeFalse("matrix.is2D");
125 shouldBeFalse("matrix.isIdentity");
126 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 2, 3, 4, 7 ])");
127 matrix.translateSelf(7, -8, 2);
128 shouldBeFalse("matrix.is2D");
129 shouldBeFalse("matrix.isIdentity");
130 shouldBeTrue("compareMatrix(matrix, [ 1, 0, 0, 7, 0, 1, 0, -8, 0, 0, 1, 2, 2, 3, 4, 5 ])");
131 debug("");
132
133 </script>
134 </body>
135 </html>
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