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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /dom/svg/test/test_transform.xhtml
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<html xmlns="http://www.w3.org/1999/xhtml">
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=512636
+-->
+<head>
+ <title>Test SVGTransform behavior</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script src="matrixUtils.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=512636">Mozilla Bug 512636</a>
+<p id="display"></p>
+<div id="content">
+
+ <svg xmlns="http://www.w3.org/2000/svg" width="100%" height="1" id="svg">
+ <g id="g" transform="translate(10, 20)"/>
+ </svg>
+
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+<![CDATA[
+
+SimpleTest.waitForExplicitFinish();
+
+function run() {
+ var g, t, m, m2;
+
+ g = $("g");
+
+ t = g.transform.baseVal.getItem(0);
+ m = t.matrix;
+
+ // test that the SVGTransform correctly reflects the translate()
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_TRANSLATE,
+ {a: 1, b: 0, c: 0, d: 1, e: 10, f: 20},
+ 0, "translate");
+
+ // set the SVGTransform to be a scale()
+ t.setScale(2, 3);
+
+ // test that the matrix is live and now reflects the scale()
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_SCALE,
+ {a: 2, b: 0, c: 0, d: 3, e: 0, f: 0},
+ 0, "scale");
+
+ // set the SVGTransform to be a matrix()
+ m2 = createMatrix(1, 2, 3, 4, 5, 6);
+ t.setMatrix(m2);
+
+ // check that setMatrix() took a copy of m
+ ok(m != m2, "t.matrix identity");
+
+ // test that the SVGTransform now reflects the matrix value
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_MATRIX,
+ {a: 1, b: 2, c: 3, d: 4, e: 5, f: 6},
+ 0, "matrix");
+
+ m2 = {m11: 6, m12: 5, m21: 4, m22: 3, m41: 2, m42: 1};
+ t.setMatrix(m2);
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_MATRIX,
+ {a: 6, b: 5, c: 4, d: 3, e: 2, f: 1},
+ 0, "matrix");
+
+ // set the SVGTransform to be a translate() then convert to a matrix
+ t.setTranslate(0, 10);
+ m.a = 2;
+
+ // test that the SVGTransform now reflects the matrix value
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_MATRIX,
+ {a: 2, b: 0, c: 0, d: 1, e: 0, f: 10},
+ 0, "matrix");
+
+ // If ty is not supplied it is assumed to be zero
+ g.setAttribute("transform", "translate(5)");
+
+ // test that the SVGTransform now reflects the matrix value
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_TRANSLATE,
+ {a: 1, b: 0, c: 0, d: 1, e: 5, f: 0},
+ 0, "transform");
+
+ // set the SVGTransform to be a rotate()
+ t.setRotate(90, 0, 0);
+
+ // test that the SVGTransform now reflects the matrix value
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_ROTATE,
+ {a: Math.cos(Math.PI / 2), b: Math.sin(Math.PI / 2),
+ c: -Math.sin(Math.PI / 2), d: Math.cos(Math.PI / 2),
+ e: 0, f: 0},
+ 90, "rotate");
+
+ // set the SVGTransform to be a skewX()
+ t.setSkewX(45);
+
+ // test that the SVGTransform now reflects the matrix value
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_SKEWX,
+ {a: 1, b: 0,
+ c: Math.tan(Math.PI / 4), d: Math.tan(Math.PI / 4),
+ e: 0, f: 0},
+ 45, "skewX");
+
+ // set the SVGTransform to be a skewY()
+ t.setSkewY(45);
+
+ // test that the SVGTransform now reflects the matrix value
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_SKEWY,
+ {a: Math.tan(Math.PI / 4), b: Math.tan(Math.PI / 4),
+ c: 0, d: 1,
+ e: 0, f: 0},
+ 45, "skewY");
+
+ // check angle is reset after changing type
+ t.setTranslate(10, 20);
+ is(t.angle, 0, "Angle not reset after changing to translate type");
+
+ // check read-only properties
+ t.angle = 40;
+ is(t.angle, 0, "t.angle should be read-only");
+ t.type = 7;
+ is(t.type, SVGTransform.SVG_TRANSFORM_TRANSLATE,
+ "t.type should be read-only");
+ t.matrix = m2;
+ ok(t.matrix != m2 && t.matrix.b == 0, "t.matrix should be read-only");
+
+ // check transform object identity after manipulation
+ ok(t === g.transform.baseVal.getItem(0),
+ "Got different transform objects after manipulation");
+ ok(t.matrix === m,
+ "Got different matrix objects after manipulation");
+
+ testCreateTransform();
+ testMatrixTransform();
+
+ SimpleTest.finish();
+}
+
+function testMatrixTransform() {
+ let svg = $("svg");
+ const epsilon = 1 / 65536;
+
+ let point = svg.createSVGPoint();
+ point.x = 5;
+ point.y = 4;
+ let matrix = createMatrix(2, 0, 0, 2, 10, 10);
+ let result = point.matrixTransform(matrix);
+ let expected = DOMPoint.fromPoint(point).matrixTransform(matrix);
+ isfuzzy(result.x, expected.x, epsilon, "matrix transformation x");
+ isfuzzy(result.y, expected.y, epsilon, "matrix transformation y");
+
+ svg.currentTranslate.x = 5;
+ svg.currentTranslate.y = 4;
+ result = svg.currentTranslate.matrixTransform(matrix);
+ isfuzzy(result.x, expected.x, epsilon, "svg matrix transformation x");
+ isfuzzy(result.y, expected.y, epsilon, "svg matrix transformation y");
+ svg.currentTranslate.x = 0;
+ svg.currentTranslate.y = 0;
+}
+
+function testCreateTransform() {
+ let svg = $("svg");
+ let t = svg.createSVGTransform();
+ ok(t != svg.createSVGTransform(),
+ "Got identical objects when creating new transform");
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_MATRIX,
+ createMatrix(1, 0, 0, 1, 0, 0), 0, "createSVGTransform");
+
+ let m = createMatrix(1, 2, 3, 4, 5, 6);
+ t = svg.createSVGTransformFromMatrix(m);
+ ok(t.matrix != m,
+ "createSVGTransformFromMatrix should copy matrix not adopt it");
+ m.a = 7; // Just to be sure, changing m should not affect t
+ checkTransform(t, SVGTransform.SVG_TRANSFORM_MATRIX,
+ {a: 1, b: 2, c: 3, d: 4, e: 5, f: 6},
+ 0, "createSVGTransformFromMatrix");
+}
+
+function checkTransform(transform, type, matrix, angle, forWhat) {
+ roughCmpMatrix(transform.matrix, matrix, forWhat);
+ is(transform.type, type, `transform.type for ${forWhat}`);
+ is(transform.angle, angle, `transform.angle for ${forWhat}`);
+}
+
+window.addEventListener("load", run);
+
+]]>
+</script>
+</pre>
+</body>
+</html>
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