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110 lines
2.8 KiB
110 lines
2.8 KiB
dojo.provide("dojox.gfx.tests.decompose"); |
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dojo.require("dojox.gfx.decompose"); |
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(function(){ |
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var m = dojox.gfx.matrix; |
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var eq = function(t, a, b){ t.t(2 * Math.abs(a - b) / ((a < 1 && b < 1) ? 1 : a + b) < 1e-6); }; |
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var eqM = function(t, a, b){ |
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eq(t, a.xx, b.xx); |
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eq(t, a.yy, b.yy); |
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eq(t, a.xy, b.xy); |
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eq(t, a.yx, b.yx); |
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eq(t, a.dx, b.dx); |
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eq(t, a.dy, b.dy); |
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}; |
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var compose = function(r){ |
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return m.normalize([ |
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m.translate(r.dx, r.dy), |
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m.rotate(r.angle2), |
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m.scale(r.sx, r.sy), |
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m.rotate(r.angle1) |
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]); |
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}; |
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var reconstruct = function(a){ |
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return compose(dojox.gfx.decompose(a)); |
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}; |
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var compare = function(t, a){ |
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var A = m.normalize(a); |
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eqM(t, A, reconstruct(A)); |
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}; |
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tests.register("dojox.gfx.tests.decompose", [ |
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function IdentityTest(t){ |
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compare(t, m.identity); |
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}, |
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function FlipXTest(t){ |
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compare(t, m.flipX); |
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}, |
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function FlipYTest(t){ |
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compare(t, m.flipY); |
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}, |
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function FlipXYTest(t){ |
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compare(t, m.flipXY); |
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}, |
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function TranslationTest(t){ |
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compare(t, m.translate(45, -15)); |
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}, |
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function RotationTest(t){ |
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compare(t, m.rotateg(35)); |
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}, |
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function SkewXTest(t){ |
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compare(t, m.skewXg(35)); |
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}, |
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function SkewYTest(t){ |
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compare(t, m.skewYg(35)); |
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}, |
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function ReflectTest(t){ |
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compare(t, m.reflect(13, 27)); |
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}, |
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function ProjectTest(t){ |
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compare(t, m.project(13, 27)); |
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}, |
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function ScaleTest1(t){ |
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compare(t, m.scale(3)); |
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}, |
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function ScaleTest2(t){ |
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compare(t, m.scale(3, -1)); |
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}, |
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function ScaleTest3(t){ |
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compare(t, m.scale(-3, 1)); |
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}, |
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function ScaleTest4(t){ |
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compare(t, m.scale(-3, -1)); |
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}, |
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function ScaleRotateTest1(t){ |
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compare(t, [m.scale(3), m.rotateAt(35, 13, 27)]); |
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}, |
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function ScaleRotateTest2(t){ |
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compare(t, [m.scale(3, -1), m.rotateAt(35, 13, 27)]); |
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}, |
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function ScaleRotateTest3(t){ |
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compare(t, [m.scale(-3, 1), m.rotateAt(35, 13, 27)]); |
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}, |
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function ScaleRotateTest4(t){ |
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compare(t, [m.scale(-3, -1), m.rotateAt(35, 13, 27)]); |
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}, |
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function RotateScaleTest1(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(3)]); |
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}, |
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function RotateScaleTest2(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(3, -1)]); |
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}, |
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function RotateScaleTest3(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(-3, 1)]); |
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}, |
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function RotateScaleTest4(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(-3, -1)]); |
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}, |
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function RotateScaleRotateTest1(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(3), m.rotateAt(-15, 163, -287)]); |
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}, |
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function RotateScaleRotateTest2(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(3, -1), m.rotateAt(-15, 163, -287)]); |
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}, |
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function RotateScaleRotateTest3(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(-3, 1), m.rotateAt(-15, 163, -287)]); |
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}, |
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function RotateScaleRotateTest4(t){ |
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compare(t, [m.rotateAt(35, 13, 27), m.scale(-3, -1), m.rotateAt(-15, 163, -287)]); |
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} |
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]); |
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})();
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