| <!DOCTYPE html> |
| <meta charset="UTF-8"> |
| <title>perspective-origin interpolation</title> |
| <link rel="help" href="https://drafts.csswg.org/css-transforms-2/#perspective-origin-property"> |
| <meta name="assert" content="perspective-origin supports animation"> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/css/support/interpolation-testcommon.js"></script> |
| |
| <style> |
| .parent { |
| perspective-origin: 30px 10px; |
| } |
| .target { |
| display: inline-block; |
| perspective: 50; |
| margin-top: 50px; |
| margin-bottom: 25px; |
| perspective-origin: 10px 30px; |
| } |
| .transformed { |
| width: 50px; |
| height: 50px; |
| background: black; |
| transform: rotateY(45deg); |
| } |
| .expected .transformed { |
| background: green; |
| } |
| .expected { |
| position: relative; |
| left: -50px; |
| opacity: 0.75; |
| } |
| </style> |
| <body> |
| <template id="target-template"> |
| <div><div class="transformed"></div></div> |
| </template> |
| <script> |
| test_interpolation({ |
| property: 'perspective-origin', |
| from: neutralKeyframe, |
| to: '20px 20px', |
| }, [ |
| {at: -0.3, expect: '7px 33px'}, |
| {at: 0, expect: '10px 30px'}, |
| {at: 0.3, expect: '13px 27px'}, |
| {at: 0.6, expect: '16px 24px'}, |
| {at: 1, expect: '20px 20px'}, |
| {at: 1.5, expect: '25px 15px'}, |
| ]); |
| |
| test_interpolation({ |
| property: 'perspective-origin', |
| from: 'initial', |
| to: '20px 20px', |
| }, [ |
| {at: -0.3, expect: '26.5px 26.5px'}, |
| {at: 0, expect: '25px 25px'}, |
| {at: 0.3, expect: '23.5px 23.5px'}, |
| {at: 0.6, expect: '22px 22px'}, |
| {at: 1, expect: '20px 20px'}, |
| {at: 1.5, expect: '17.5px 17.5px'}, |
| ]); |
| |
| test_interpolation({ |
| property: 'perspective-origin', |
| from: 'inherit', |
| to: '20px 20px', |
| }, [ |
| {at: -0.3, expect: '33px 7px'}, |
| {at: 0, expect: '30px 10px'}, |
| {at: 0.3, expect: '27px 13px'}, |
| {at: 0.6, expect: '24px 16px'}, |
| {at: 1, expect: '20px 20px'}, |
| {at: 1.5, expect: '15px 25px'}, |
| ]); |
| |
| test_interpolation({ |
| property: 'perspective-origin', |
| from: 'unset', |
| to: '20px 20px', |
| }, [ |
| {at: -0.3, expect: '26.5px 26.5px'}, |
| {at: 0, expect: '25px 25px'}, |
| {at: 0.3, expect: '23.5px 23.5px'}, |
| {at: 0.6, expect: '22px 22px'}, |
| {at: 1, expect: '20px 20px'}, |
| {at: 1.5, expect: '17.5px 17.5px'}, |
| ]); |
| |
| test_interpolation({ |
| property: 'perspective-origin', |
| from: '0% 50%', |
| to: '100% 150%' |
| }, [ |
| {at: -0.3, expect: '-30% 20%'}, |
| {at: 0, expect: '0% 50%'}, |
| {at: 0.3, expect: '30% 80%'}, |
| {at: 0.6, expect: '60% 110%'}, |
| {at: 1, expect: '100% 150%'}, |
| {at: 1.5, expect: '150% 200%'} |
| ]); |
| </script> |
| </body> |
