| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>scale composition</title> |
| <link rel="help" href="https://drafts.csswg.org/css-transforms-2/#propdef-scale"> |
| <meta name="assert" content="scale 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: 'scale', |
| underlying: '2 1', |
| addFrom: '3 1', |
| addTo: '4 1', |
| }, [ |
| {at: -0.5, expect: '5 1'}, |
| {at: 0, expect: '6 1'}, |
| {at: 0.25, expect: '6.5 1'}, |
| {at: 0.5, expect: '7 1'}, |
| {at: 0.75, expect: '7.5 1'}, |
| {at: 1, expect: '8 1'}, |
| {at: 1.5, expect: '9 1'}, |
| ]); |
| |
| test_composition({ |
| property: 'scale', |
| underlying: '1 2 3', |
| addFrom: '4 5 6', |
| replaceTo: '7 8 9', |
| }, [ |
| {at: -0.5, expect: '2.5 11 22.5'}, |
| {at: 0, expect: '4 10 18'}, |
| {at: 0.25, expect: '4.75 9.5 15.75'}, |
| {at: 0.5, expect: '5.5 9 13.5'}, |
| {at: 0.75, expect: '6.25 8.5 11.25'}, |
| {at: 1, expect: '7 8 9'}, |
| {at: 1.5, expect: '8.5 7 4.5'}, |
| ]); |
| |
| test_composition({ |
| property: 'scale', |
| underlying: 'none', |
| addFrom: 'none', |
| replaceTo: '1.5 1', |
| }, [ |
| {at: -1, expect: '0.5 1'}, |
| {at: 0, expect: '1'}, |
| {at: 0.25, expect: '1.125 1'}, |
| {at: 0.75, expect: '1.375 1'}, |
| {at: 1, expect: '1.5 1'}, |
| {at: 2, expect: '2 1'}, |
| ]); |
| |
| test_composition({ |
| property: 'scale', |
| underlying: 'none', |
| addFrom: '4 5 6', |
| replaceTo: 'none', |
| }, [ |
| {at: -1, expect: '7 9 11'}, |
| {at: 0, expect: '4 5 6'}, |
| {at: 0.25, expect: '3.25 4 4.75'}, |
| {at: 0.75, expect: '1.75 2 2.25'}, |
| {at: 1, expect: 'none'}, |
| {at: 2, expect: '-2 -3 -4'}, |
| ]); |
| |
| test_composition({ |
| property: 'scale', |
| underlying: '1 2 3', |
| addFrom: 'none', |
| replaceTo: '7 8 9', |
| }, [ |
| {at: -0.5, expect: '-2 -1 0'}, |
| {at: 0, expect: '1 2 3'}, |
| {at: 0.25, expect: '2.5 3.5 4.5'}, |
| {at: 0.5, expect: '4 5 6'}, |
| {at: 0.75, expect: '5.5 6.5 7.5'}, |
| {at: 1, expect: '7 8 9'}, |
| {at: 1.5, expect: '10 11 12'}, |
| ]); |
| |
| test_composition({ |
| property: 'scale', |
| underlying: '1 2 3', |
| addFrom: '4 5 6', |
| replaceTo: 'none', |
| }, [ |
| {at: -0.5, expect: '5.5 14.5 26.5'}, |
| {at: 0, expect: '4 10 18'}, |
| {at: 0.25, expect: '3.25 7.75 13.75'}, |
| {at: 0.5, expect: '2.5 5.5 9.5'}, |
| {at: 0.75, expect: '1.75 3.25 5.25'}, |
| {at: 1, expect: 'none'}, |
| {at: 1.5, expect: '-0.5 -3.5 -7.5'}, |
| ]); |
| </script> |
| </body> |
