зеркало из https://github.com/mozilla/gecko-dev.git
Bug 664884: Test mozCurrentTransform/mozCurrentTransformInverse. r=joe,roc
This commit is contained in:
Chris Jones
Родитель
8f7527055c
Коммит
8bbc1d2ede
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@ -0,0 +1,18 @@
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<html>
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<head>
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<script type="text/javascript">
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window.onload = function() {
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var ctx = document.getElementById("c1").getContext("2d");
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ctx.setTransform(10, 0, 0, 1, 0, 0);
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ctx.fillRect(1, 1, 10, 10);
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ctx.setTransform(1, 0, 0, 10, 0, 0);
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ctx.fillRect(150, 1, 10, 10);
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}
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</script>
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</head>
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<body style="padding: 0px; margin: 0px;">
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<div><canvas id="c1" width="300" height="300"></canvas></div>
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</body>
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</html>
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@ -0,0 +1,18 @@
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<html>
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<head>
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<script type="text/javascript">
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window.onload = function() {
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var ctx = document.getElementById("c1").getContext("2d");
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ctx.mozCurrentTransform = [ 10, 0, 0, 1, 0, 0 ];
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ctx.fillRect(1, 1, 10, 10);
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ctx.mozCurrentTransformInverse = [ 1, 0, 0, .1, 0, 0 ];
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ctx.fillRect(150, 1, 10, 10);
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}
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</script>
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</head>
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<body style="padding: 0px; margin: 0px;">
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<div><canvas id="c1" width="300" height="300"></canvas></div>
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</body>
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</html>
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@ -0,0 +1,83 @@
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<html>
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<head>
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<script type="text/javascript">
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function assert(cond, msg) { if (!cond) { throw msg; } }
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function isSameTM(m1, m2) {
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// XXX this is probably the ugliest possible way to write this function,
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// but it's intended to be lowest-common-denominator
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if (!(m1.length === 6 && m1.length === m2.length)) {
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return false;
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}
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for (var i = 0; i < m1.length; ++i) {
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if (m1[i] !== m2[i]) {
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return false;
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}
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}
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return true;
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}
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window.onload = function() {
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var IM = [ 1, 0, 0, 1, 0, 0 ];
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try {
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var ctx = document.getElementById("c1").getContext("2d");
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assert(isSameTM(IM, ctx.mozCurrentTransform),
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"currentTransform is identity by default");
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assert(isSameTM(IM, ctx.mozCurrentTransformInverse),
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"currentTransformInverse is identity by default");
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var m = [ 1, 2, 3, 4, 5, 6 ];
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ctx.mozCurrentTransform = m;
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assert(isSameTM(m, ctx.mozCurrentTransform),
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"currentTransform sucessfully set");
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var badVals = [ -1,
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"string",
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{ obj: true },
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[ "array of string" ],
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[ -1 ],
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[ "string", 1, 2, 3, 4, 5 ],
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[ { obj: true }, 1, 2, 3, 4, 5 ],
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];
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for (var i = 0; i < badVals.length; ++i) {
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var error = false;
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try { ctx.mozCurrentTransform = badVals[i]; }
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catch(e) { error = true; }
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assert(error && isSameTM(m, ctx.mozCurrentTransform),
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"Expected |currentTransform = "+ badVals[i] +"| to throw exception and not change .currentTransform");
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error = false;
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try { ctx.mozCurrentTransformInverse = badVals[i]; }
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catch(e) { error = true; }
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assert(error && isSameTM(m, ctx.mozCurrentTransform),
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"Expected |currentTransformInverse = "+ badVals[i] +"| to throw exception and not change .currentTransform");
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}
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ctx.mozCurrentTransform = IM;
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var noopVals = [ [ Number.NaN, 1, 2, 3, 4, 5 ],
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[ Infinity, 1, 2, 3, 4, 5 ],
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];
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for (var i = 0; i < noopVals.length; ++i) {
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ctx.mozCurrentTransform = noopVals[i];
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assert(isSameTM(ctx.mozCurrentTransform, IM),
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"Illegal float values result in no-ops (sigh)");
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}
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ctx.mozCurrentTransform = IM;
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ctx.setTransform(m[0], m[1], m[2], m[3], m[4], m[5]);
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assert(isSameTM(ctx.mozCurrentTransform, m),
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"setTransform() updates currentTransform");
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} catch (e) {
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document.body.innerHTML = "FAIL: "+ e.toString();
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return;
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}
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document.body.innerHTML = "Pass";
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}
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</script>
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</head>
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<body>
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<div><canvas id="c1" width="300" height="300"></canvas></div>
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</body>
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</html>
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@ -0,0 +1,53 @@
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<html>
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<head>
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<script type="text/javascript">
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function assert(cond, msg) { if (!cond) { throw msg; } }
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function isSameTM(m1, m2) {
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// XXX this is probably the ugliest possible way to write this function,
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// but it's intended to be lowest-common-denominator
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if (!(m1.length === 6 && m1.length === m2.length)) {
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return false;
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}
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for (var i = 0; i < m1.length; ++i) {
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if (m1[i] !== m2[i]) {
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return false;
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}
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}
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return true;
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}
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window.onload = function() {
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var IM = [ 1, 0, 0, 1, 0, 0 ];
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try {
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var ctx = document.getElementById("c1").getContext("2d");
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var singular = [ 0, 0, 0, 0, 0, 0 ];
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ctx.mozCurrentTransform = singular;
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assert(isSameTM(singular, ctx.mozCurrentTransform),
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"Expected setting CTM to a singular matrix to work");
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var inv = ctx.mozCurrentTransformInverse;
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assert(!isSameTM(inv, inv),
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"Expected to get back matrix of NaN's from currentTransformInverse");
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ctx.mozCurrentTransform = IM;
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var m = [ 1, 2, 3, 4, 5, 6 ];
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ctx.mozCurrentTransform = m;
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ctx.mozCurrentTransformInverse = singular;
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assert(isSameTM(m, ctx.mozCurrentTransform,
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"Setting currentTransformInverse to a singular matrix is a no-op");
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ctx.mozCurrentTransform = IM;
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} catch (e) {
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document.body.innerHTML = "FAIL: "+ e.toString();
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return;
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}
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document.body.innerHTML = "Pass";
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}
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</script>
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</head>
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<body>
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<div><canvas id="c1" width="300" height="300"></canvas></div>
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</body>
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</html>
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@ -56,3 +56,7 @@ fails-if(cocoaWidget) == linear-gradient-1b.html linear-gradient-1-ref.html
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== evenodd-fill-1.html evenodd-fill-ref.html
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== evenodd-fill-2.html evenodd-fill-ref.html
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== evenodd-fill-3.html nonzero-fill-2.html
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== ctm-sanity.html data:text/html,<body>Pass
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fails == ctm-singular-sanity.html data:text/html,<body>Pass # Bug 612033
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== ctm-1.html ctm-1-ref.html
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