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<!DOCTYPE html>
<meta charset="utf-8">
<title> rotate composition</title>
<link rel="help" href="https://drafts.csswg.org/css-transforms-2/#propdef-rotate">
<meta name="assert" content="rotate supports animation">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/interpolation-testcommon.js"></script>
<body>
<script>
test_composition({
property: 'rotate',
underlying: '100deg',
addFrom: '10deg',
addTo: '30deg',
}, [
{at: -1, expect: '90deg'},
{at: 0, expect: '110deg'},
{at: 0.25, expect: '115deg'},
{at: 0.75, expect: '125deg'},
{at: 1, expect: '130deg'},
{at: 2, expect: '150deg'},
]);
test_composition({
property: 'rotate',
underlying: '1 0 0 200deg',
addFrom: '1 0 0 -100deg',
replaceTo: '1 0 0 40deg',
}, [
{at: -1, expect: '1 0 0 160deg'},
{at: 0, expect: '1 0 0 100deg'},
{at: 0.25, expect: '1 0 0 85deg'},
{at: 0.75, expect: '1 0 0 55deg'},
{at: 1, expect: '1 0 0 40deg'},
{at: 2, expect: '1 0 0 -20deg'},
]);
test_composition({
property: 'rotate',
underlying: '0 1 0 -40deg',
replaceFrom: '0 1 0 50deg',
addTo: '0 1 0 10deg',
}, [
{at: -1, expect: '0 1 0 130deg'},
{at: 0, expect: '0 1 0 50deg'},
{at: 0.25, expect: '0 1 0 30deg'},
{at: 0.75, expect: '0 1 0 -10deg'},
{at: 1, expect: '0 1 0 -30deg'},
{at: 2, expect: '0 1 0 -110deg'},
]);
test_composition({
property: 'rotate',
underlying: '1 2 3 40deg',
addFrom: '2 4 6 10deg',
addTo: '3 6 9 50deg',
}, [
{at: -1, expect: '1 2 3 10deg'},
{at: 0, expect: '1 2 3 50deg'},
{at: 0.25, expect: '1 2 3 60deg'},
{at: 0.75, expect: '1 2 3 80deg'},
{at: 1, expect: '1 2 3 90deg'},
{at: 2, expect: '1 2 3 130deg'},
]);
test_composition({
property: 'rotate',
underlying: '1 2 3 270deg',
addFrom: '1 2 3 90deg',
replaceTo: '0 1 0 100deg',
}, [
{at: -1, expect: '-5.49276e-17 -1 -1.64783e-16 100deg'},
{at: 0, expect: '1 2 3 360deg'},
{at: 0.25, expect: '-1.20172e-16 1 -3.60516e-16 25deg'},
{at: 0.75, expect: '-1.51909e-17 1 -4.55726e-17 75deg'},
{at: 1, expect: '0 1 0 100deg'},
{at: 2, expect: '-3.3235e-17 -1 -9.97049e-17 160deg'},
]);
test_composition({
property: 'rotate',
underlying: '1 2 3 90deg',
addFrom: '2 4 6 270deg',
replaceTo: '0 1 0 100deg',
}, [
{at: -1, expect: '-5.49276e-17 -1 -1.64783e-16 100deg'},
{at: 0, expect: '1 2 3 360deg'},
{at: 0.25, expect: '-1.20172e-16 1 -3.60516e-16 25deg'},
{at: 0.75, expect: '-1.51909e-17 1 -4.55726e-17 75deg'},
{at: 1, expect: '0 1 0 100deg'},
{at: 2, expect: '-3.3235e-17 -1 -9.97049e-17 160deg'},
]);
test_composition({
property: 'rotate',
underlying: '1 0 0 90deg',
addFrom: '0 1 0 180deg',
replaceTo: '0 0 1 90deg',
}, [
{at: -1, expect: '-6.12323e-17 -1 1.57009e-16 90deg'},
{at: 0, expect: '-4.32978e-17 -0.707107 -0.707107 180deg'},
{at: 0.25, expect: '-1.48952e-16 -0.894427 -0.447214 131.81deg'},
{at: 0.75, expect: '-2.94392e-17 -0.707107 0.707107 70.5288deg'},
{at: 1, expect: '90deg'},
{at: 2, expect: '-6.12323e-17 -1 -4.71028e-16 90deg'},
]);
test_composition({
property: 'rotate',
underlying: 'none',
addFrom: 'none',
replaceTo: '0 1 0 100deg',
}, [
{at: -1, expect: '0 1 0 -100deg'},
{at: 0, expect: 'none'},
{at: 0.25, expect: '0 1 0 25deg'},
{at: 0.75, expect: '0 1 0 75deg'},
{at: 1, expect: '0 1 0 100deg'},
{at: 2, expect: '0 1 0 200deg'},
]);
test_composition({
property: 'rotate',
underlying: 'none',
addFrom: '2 4 6 270deg',
replaceTo: 'none',
}, [
{at: -1, expect: '2 4 6 540deg'},
{at: 0, expect: '2 4 6 270deg'},
{at: 0.25, expect: '2 4 6 202.5deg'},
{at: 0.75, expect: '2 4 6 67.5deg'},
{at: 1, expect: 'none'},
{at: 2, expect: '2 4 6 -270deg'},
]);
test_composition({
property: 'rotate',
underlying: '1 2 3 90deg',
addFrom: 'none',
replaceTo: '0 1 0 100deg',
}, [
{at: -1, expect: '0.31 -0.22 0.92 131.66deg'},
{at: 0, expect: '1 2 3 90deg'},
{at: 0.25, expect: '0.21 0.73 0.64 86.72deg'},
{at: 0.75, expect: '0.07 0.97 0.21 92.05deg'},
{at: 1, expect: '0 1 0 100deg'},
{at: 2, expect: '-0.2 0.79 -0.59 151.11deg'},
]);
test_composition({
property: 'rotate',
underlying: '1 2 3 90deg',
addFrom: '2 4 6 270deg',
replaceTo: 'none',
}, [
{at: -1, expect: '1 2 3 720deg'},
{at: 0, expect: '1 2 3 360deg'},
{at: 0.25, expect: '1 2 3 270deg'},
{at: 0.75, expect: '1 2 3 90deg'},
{at: 1, expect: 'none'},
{at: 2, expect: '1 2 3 -360deg'},
]);
</script>
</body>
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