126 lines
3.7 KiB
HTML
126 lines
3.7 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>offset-position interpolation</title>
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<link rel="author" title="Eric Willigers" href="mailto:ericwilligers@chromium.org">
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<link rel="help" href="https://drafts.fxtf.org/motion-1/#offset-position-property">
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<meta name="assert" content="offset-position supports <position> animation.">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/css/support/interpolation-testcommon.js"></script>
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<style>
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.parent {
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offset-position: 30px 10px;
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}
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.target {
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offset-position: 10px 30px;
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}
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</style>
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</head>
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<body>
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<script>
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test_interpolation({
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property: 'offset-position',
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from: '220px 240px',
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to: '300px 400px',
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}, [
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{at: -1, expect: '140px 80px'},
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{at: 0, expect: '220px 240px'},
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{at: 0.125, expect: '230px 260px'},
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{at: 0.875, expect: '290px 380px'},
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{at: 1, expect: '300px 400px'},
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{at: 2, expect: '380px 560px'}
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]);
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test_interpolation({
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property: 'offset-position',
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from: 'left 480px top 400px',
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to: 'right -140% bottom -60%',
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}, [
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{at: -1, expect: 'calc(960px - 240%) calc(800px - 160%)'},
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{at: 0, expect: 'left calc(0% + 480px) top calc(0% + 400px)'},
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{at: 0.125, expect: 'calc(420px + 30%) calc(350px + 20%)'},
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{at: 0.875, expect: 'calc(210% + 60px) calc(140% + 50px)'},
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{at: 1, expect: 'right -140% bottom -60%'},
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{at: 2, expect: 'calc(480% - 480px) calc(320% - 400px)'}
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]);
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test_interpolation({
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property: 'offset-position',
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from: 'left top',
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to: 'left 8px bottom 20%',
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}, [
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{at: -1, expect: 'calc(0% - 8px) -80%'},
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{at: 0, expect: 'left top'},
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{at: 0.125, expect: 'calc(0% + 1px) 10%'},
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{at: 0.875, expect: 'calc(0% + 7px) 70%'},
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{at: 1, expect: 'left calc(0% + 8px) bottom 20%'},
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{at: 2, expect: 'calc(0% + 16px) 160%'}
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]);
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test_no_interpolation({
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property: 'offset-position',
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from: 'right 10px top 20%',
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to: 'auto'
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});
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test_interpolation({
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property: 'offset-position',
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from: neutralKeyframe,
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to: '20px 20px',
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}, [
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{at: -0.3, expect: '7px 33px'},
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{at: 0, expect: '10px 30px'},
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{at: 0.3, expect: '13px 27px'},
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{at: 0.6, expect: '16px 24px'},
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{at: 1, expect: '20px 20px'},
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{at: 1.5, expect: '25px 15px'},
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]);
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test_no_interpolation({
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property: 'offset-position',
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from: 'initial',
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to: '20px 20px',
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});
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test_interpolation({
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property: 'offset-position',
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from: 'inherit',
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to: '20px 20px',
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}, [
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{at: -0.3, expect: '33px 7px'},
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{at: 0, expect: '30px 10px'},
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{at: 0.3, expect: '27px 13px'},
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{at: 0.6, expect: '24px 16px'},
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{at: 1, expect: '20px 20px'},
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{at: 1.5, expect: '15px 25px'},
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]);
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test_no_interpolation({
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property: 'offset-position',
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from: 'unset',
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to: '20px 20px',
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});
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test_interpolation({
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property: 'offset-position',
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from: '0% 50%',
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to: '100% 150%'
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}, [
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{at: -0.3, expect: '-30% 20%'},
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{at: 0, expect: '0% 50%'},
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{at: 0.3, expect: '30% 80%'},
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{at: 0.6, expect: '60% 110%'},
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{at: 1, expect: '100% 150%'},
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{at: 1.5, expect: '150% 200%'}
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]);
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test_no_interpolation({
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property: 'offset-position',
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from: 'auto',
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to: '20px 20px',
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});
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</script>
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</body>
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</html>
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