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https://github.com/classilla/tenfourfox.git
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345 lines
13 KiB
HTML
345 lines
13 KiB
HTML
<html xmlns="http://www.w3.org/1999/xhtml">
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=619498
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-->
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<head>
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<title>Test interpolation between different path segment types</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=619498">Mozilla Bug 619498</a>
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<svg xmlns="http://www.w3.org/2000/svg" id="svg" visibility="hidden"
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onload="this.pauseAnimations()"/>
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<script type="application/javascript;version=1.8"><![CDATA[
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SimpleTest.waitForExplicitFinish();
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var gSVG = document.getElementById("svg");
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// Array of all subtests to run. This is populated by addTest.
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var gTests = [];
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// Array of all path segment types.
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var gTypes = "zMmLlCcQqAaHhVvSsTt".split("");
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// Property names on the SVGPathSeg objects for the given segment type, in the
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// order that they would appear in a path data string.
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var gArgumentNames = {
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Z: [],
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M: ['x', 'y'],
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L: ['x', 'y'],
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C: ['x1', 'y1', 'x2', 'y2', 'x', 'y'],
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Q: ['x1', 'y1', 'x', 'y'],
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A: ['r1', 'r2', 'angle', 'largeArcFlag', 'sweepFlag', 'x', 'y'],
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H: ['x'],
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V: ['y'],
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S: ['x2', 'y2', 'x', 'y'],
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T: ['x', 'y']
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};
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// All of these prefixes leave the current point at 100,100. Some of them
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// affect the implied control point if followed by a smooth quadratic or
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// cubic segment, but no valid interpolations depend on those control points.
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var gPrefixes = [
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[1, "M100,100"],
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[2, "M50,50 M100,100"],
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[2, "M50,50 m50,50"],
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[2, "M50,50 L100,100"],
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[2, "M50,50 l50,50"],
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[3, "M50,50 H100 V100"],
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[3, "M50,50 h50 V100"],
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[3, "M50,50 H100 v50"],
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[2, "M50,50 A10,10,10,0,0,100,100"],
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[2, "M50,50 a10,10,10,0,0,50,50"],
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[4, "M50,50 l50,50 z m50,50"],
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// These leave the quadratic implied control point at 125,125.
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[2, "M50,50 Q75,75,100,100"],
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[2, "M50,50 q25,25,50,50"],
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[2, "M75,75 T100,100"],
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[2, "M75,75 t25,25"],
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[3, "M50,50 T62.5,62.5 t37.5,37.5"],
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[3, "M50,50 T62.5,62.5 T100,100"],
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[3, "M50,50 t12.5,12.5 t37.5,37.5"],
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[3, "M50,50 t12.5,12.5 T100,100"],
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[3, "M50,50 Q50,50,62.5,62.5 t37.5,37.5"],
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[3, "M50,50 Q50,50,62.5,62.5 T100,100"],
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[3, "M50,50 q0,0,12.5,12.5 t37.5,37.5"],
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[3, "M50,50 q0,0,12.5,12.5 T100,100"],
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// These leave the cubic implied control point at 125,125.
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[2, "M50,50 C10,10,75,75,100,100"],
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[2, "M50,50 c10,10,25,25,50,50"],
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[2, "M50,50 S75,75,100,100"],
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[2, "M50,50 s25,25,50,50"],
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[3, "M50,50 S10,10,75,75 S75,75,100,100"],
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[3, "M50,50 S10,10,75,75 s0,0,25,25"],
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[3, "M50,50 s10,10,25,25 S75,75,100,100"],
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[3, "M50,50 s10,10,25,25 s0,0,25,25"],
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[3, "M50,50 C10,10,20,20,75,75 S75,75,100,100"],
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[3, "M50,50 C10,10,20,20,75,75 s0,0,25,25"],
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[3, "M50,50 c10,10,20,20,25,25 S75,75,100,100"],
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[3, "M50,50 c10,10,20,20,25,25 s0,0,25,25"]
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];
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// These are all of the suffixes whose result is not dependent on whether the
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// preceding segment types are quadratic or cubic types. Each entry is:
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//
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// "<fromType><toType>": [fromArguments,
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// toArguments,
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// expectedArguments,
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// expectedArgumentsAdditive]
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//
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// As an example:
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//
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// "Mm": [[10, 20], [30, 40], [-30, -20], [-120, -100]]
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//
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// This will testing interpolating between "M10,20" and "m30,40". All of the
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// these tests assume that the current point is left at 100,100. So the above
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// entry represents two kinds of tests, one where additive and one not:
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//
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// <path d="... M10,20">
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// <animate attributeName="d" from="... M10,20" to="... m30,40"/>
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// </path>
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//
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// and
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//
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// <path d="... M10,20">
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// <animate attributeName="d" from="... M10,20" to="... m30,40"
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// additive="sum"/>
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// </path>
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//
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// where the "..." is some prefix that leaves the current point at 100,100.
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// Each of the suffixes here in gSuffixes will be paired with each of the
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// prefixes in gPrefixes, all of which leave the current point at 100,100.
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// (Thus the above two tests for interpolating between "M" and "m" will be
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// performed many times, with different preceding commands.)
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//
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// The expected result of the non-additive test is "m-30,-20". Since the
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// animation is from an absolute moveto to a relative moveto, we first
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// convert the "M10,20" into its relative form, which is "m-90,-80" due to the
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// current point being 100,100. Half way through the animation between
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// "m-90,-80" and "m30,40" is thus "m-30,-20".
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//
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// The expected result of the additive test is "m-120,-100". We take the
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// halfway value of the animation, "m-30,-20" and add it on to the underlying
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// value. Since the underlying value "M10,20" is an absolute moveto, we first
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// convert it to relative, "m-90,-80", and then add the "m-30,-20" to it,
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// giving us the result "m-120,-100".
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var gSuffixes = {
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// Same path segment type, no conversion required.
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MM: [[10, 20], [30, 40], [20, 30], [30, 50]],
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mm: [[10, 20], [30, 40], [20, 30], [30, 50]],
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LL: [[10, 20], [30, 40], [20, 30], [30, 50]],
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ll: [[10, 20], [30, 40], [20, 30], [30, 50]],
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CC: [[10, 20, 30, 40, 50, 60], [70, 80, 90, 100, 110, 120],
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[40, 50, 60, 70, 80, 90], [50, 70, 90, 110, 130, 150]],
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cc: [[10, 20, 30, 40, 50, 60], [70, 80, 90, 100, 110, 120],
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[40, 50, 60, 70, 80, 90], [50, 70, 90, 110, 130, 150]],
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QQ: [[10, 20, 30, 40], [50, 60, 70, 80], [30, 40, 50, 60], [40, 60, 80, 100]],
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qq: [[10, 20, 30, 40], [50, 60, 70, 80], [30, 40, 50, 60], [40, 60, 80, 100]],
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AA: [[10, 20, 30, 0, 0, 40, 50], [60, 70, 80, 0, 0, 90, 100],
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[35, 45, 55, 0, 0, 65, 75], [45, 65, 85, 0, 0, 105, 125]],
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aa: [[10, 20, 30, 0, 0, 40, 50], [60, 70, 80, 0, 0, 90, 100],
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[35, 45, 55, 0, 0, 65, 75], [45, 65, 85, 0, 0, 105, 125]],
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HH: [[10], [20], [15], [25]],
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hh: [[10], [20], [15], [25]],
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VV: [[10], [20], [15], [25]],
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vv: [[10], [20], [15], [25]],
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SS: [[10, 20, 30, 40], [50, 60, 70, 80], [30, 40, 50, 60], [40, 60, 80, 100]],
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ss: [[10, 20, 30, 40], [50, 60, 70, 80], [30, 40, 50, 60], [40, 60, 80, 100]],
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TT: [[10, 20], [30, 40], [20, 30], [30, 50]],
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tt: [[10, 20], [30, 40], [20, 30], [30, 50]],
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// Relative <-> absolute conversion.
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Mm: [[10, 20], [30, 40], [-30, -20], [-120, -100]],
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mM: [[10, 20], [30, 40], [70, 80], [180, 200]],
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Ll: [[10, 20], [30, 40], [-30, -20], [-120, -100]],
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lL: [[10, 20], [30, 40], [70, 80], [180, 200]],
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Cc: [[10, 20, 30, 40, 50, 60], [70, 80, 90, 100, 110, 120],
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[-10, 0, 10, 20, 30, 40], [-100, -80, -60, -40, -20, 0]],
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cC: [[10, 20, 30, 40, 50, 60], [70, 80, 90, 100, 110, 120],
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[90, 100, 110, 120, 130, 140], [200, 220, 240, 260, 280, 300]],
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Qq: [[10, 20, 30, 40], [50, 60, 70, 80],
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[-20, -10, 0, 10], [-110, -90, -70, -50]],
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qQ: [[10, 20, 30, 40], [50, 60, 70, 80],
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[80, 90, 100, 110], [190, 210, 230, 250]],
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Aa: [[10, 20, 30, 0, 0, 40, 50], [60, 70, 80, 0, 0, 90, 100],
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[35, 45, 55, 0, 0, 15, 25], [45, 65, 85, 0, 0, -45, -25]],
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aA: [[10, 20, 30, 0, 0, 40, 50], [60, 70, 80, 0, 0, 90, 100],
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[35, 45, 55, 0, 0, 115, 125], [45, 65, 85, 0, 0, 255, 275]],
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Hh: [[10], [20], [-35], [-125]],
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hH: [[10], [20], [65], [175]],
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Vv: [[10], [20], [-35], [-125]],
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vV: [[10], [20], [65], [175]],
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Tt: [[10, 20], [30, 40], [-30,-20], [-120, -100]],
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tT: [[10, 20], [30, 40], [70, 80], [180, 200]],
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Ss: [[10, 20, 30, 40], [50, 60, 70, 80],
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[-20, -10, 0, 10], [-110, -90, -70, -50]],
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sS: [[10, 20, 30, 40], [50, 60, 70, 80],
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[80, 90, 100, 110], [190, 210, 230, 250]]
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};
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// Returns an array of property names that exist on an SVGPathSeg object
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// corresponding to the given segment type, in the order that they would
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// be present in a path data string.
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function argumentNames(aType)
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{
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return gArgumentNames[aType.toUpperCase()];
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}
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// Creates and returns a new element and sets some attributes on it.
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function newElement(aNamespaceURI, aLocalName, aAttributes)
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{
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var e = document.createElementNS(aNamespaceURI, aLocalName);
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if (aAttributes) {
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for (let [name, value] in Iterator(aAttributes)) {
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e.setAttribute(name, value);
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}
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}
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return e;
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}
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// Creates and returns a new SVG element and sets some attributes on it.
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function newSVGElement(aLocalName, aAttributes)
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{
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return newElement("http://www.w3.org/2000/svg", aLocalName, aAttributes);
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}
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// Creates a subtest and adds it to the document.
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//
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// * aPrefixLength/aPrefix the prefix to use
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// * aFromType/aFromArguments the segment to interpolate from
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// * aToType/aToArguments the segment to interpolate to
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// * aExpectedType/aExpectedArguments the expected result of the interpolated
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// segment half way through the animation
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// duration
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// * aAdditive whether the subtest is for an additive
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// animation
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function addTest(aPrefixLength, aPrefix, aFromType, aFromArguments,
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aToType, aToArguments, aExpectedType, aExpectedArguments,
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aAdditive)
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{
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var fromPath = aPrefix + aFromType + aFromArguments,
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toPath = aPrefix + aToType + aToArguments;
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var path = newSVGElement("path", { d: fromPath });
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var animate =
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newSVGElement("animate", { attributeName: "d",
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from: fromPath,
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to: toPath,
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dur: "8s",
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additive: aAdditive ? "sum" : "replace" });
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path.appendChild(animate);
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gSVG.appendChild(path);
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gTests.push({ element: path,
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prefixLength: aPrefixLength,
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from: fromPath,
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to: toPath,
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toType: aToType,
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expectedType: aExpectedType,
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expected: aExpectedArguments,
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usesAddition: aAdditive });
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}
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// Generates an array of path segment arguments for the given type. aOffset
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// is a number to add on to all non-Boolean segment arguments.
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function generatePathSegmentArguments(aType, aOffset)
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{
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var args = new Array(argumentNames(aType).length);
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for (let i = 0; i < args.length; i++) {
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args[i] = i * 10 + aOffset;
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}
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if (aType == "A" || aType == "a") {
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args[3] = 0;
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args[4] = 0;
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}
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return args;
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}
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// Returns whether interpolating between the two given types is valid.
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function isValidInterpolation(aFromType, aToType)
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{
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return aFromType.toUpperCase() == aToType.toUpperCase();
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}
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// Runs the test.
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function run()
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{
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for (let additive of [false, true]) {
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let indexOfExpectedArguments = additive ? 3 : 2;
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// Add subtests for each combination of prefix and suffix, and additive
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// or not.
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for (let [typePair, suffixEntry] in Iterator(gSuffixes)) {
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let fromType = typePair[0],
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toType = typePair[1],
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fromArguments = suffixEntry[0],
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toArguments = suffixEntry[1],
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expectedArguments = suffixEntry[indexOfExpectedArguments];
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for (let prefixEntry of gPrefixes) {
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let [prefixLength, prefix] = prefixEntry;
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addTest(prefixLength, prefix, fromType, fromArguments,
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toType, toArguments, toType, expectedArguments, additive);
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}
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}
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// Test that differences in arc flag parameters cause the
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// interpolation/addition not to occur.
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addTest(1, "M100,100",
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"A", [10, 20, 30, 0, 0, 40, 50],
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"a", [60, 70, 80, 0, 1, 90, 100],
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"a", [60, 70, 80, 0, 1, 90, 100], additive);
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addTest(1, "M100,100",
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"A", [10, 20, 30, 0, 0, 40, 50],
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"a", [60, 70, 80, 1, 0, 90, 100],
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"a", [60, 70, 80, 1, 0, 90, 100], additive);
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// Test all pairs of segment types that cannot be interpolated between.
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for (let fromType of gTypes) {
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let fromArguments = generatePathSegmentArguments(fromType, 0);
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for (let toType of gTypes) {
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if (!isValidInterpolation(fromType, toType)) {
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let toArguments = generatePathSegmentArguments(toType, 1000);
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addTest(1, "M100,100", fromType, fromArguments,
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toType, toArguments, toType, toArguments, additive);
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}
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}
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}
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}
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// Move the document time to half way through the animations.
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gSVG.setCurrentTime(4);
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// Inspect the results of each subtest.
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for (let test of gTests) {
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let list = test.element.animatedPathSegList;
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is(list.numberOfItems, test.prefixLength + 1,
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"Length of animatedPathSegList for interpolation " +
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(test.usesAddition ? "with addition " : "") +
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" from " + test.from + " to " + test.to);
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let seg = list.getItem(list.numberOfItems - 1);
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let propertyNames = argumentNames(test.expectedType);
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let actual = [];
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for (let i = 0; i < test.expected.length; i++) {
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actual.push(+seg[propertyNames[i]]);
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}
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is(seg.pathSegTypeAsLetter + actual, test.expectedType + test.expected,
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"Path segment for interpolation " +
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(test.usesAddition ? "with addition " : "") +
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" from " + test.from + " to " + test.to);
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}
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SimpleTest.finish();
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}
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window.addEventListener("load", run, false);
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]]></script>
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</body>
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</html>
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