offset-path-interpolation-005.html (5619B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>offset-distance interpolation</title> 6 <link rel="author" title="Eric Willigers" href="mailto:ericwilligers@chromium.org"> 7 <link rel="help" href="https://drafts.fxtf.org/motion-1/#offset-distance-property"> 8 <meta name="assert" content="offset-distance supports animation."> 9 <script src="/resources/testharness.js"></script> 10 <script src="/resources/testharnessreport.js"></script> 11 <script src="/css/support/interpolation-testcommon.js"></script> 12 </head> 13 <style> 14 .parent { 15 offset-path: ray(30deg closest-side); 16 } 17 .target { 18 offset-path: ray(10deg closest-side); 19 } 20 </style> 21 <body> 22 <script> 23 'use strict'; 24 25 test_no_interpolation({ 26 property: 'offset-path', 27 from: "path('M 0 0 L 100 100 M 100 200 L 200 200 Z L 200 100 Z')", 28 to: "ray(0deg closest-side)", 29 }); 30 31 test_no_interpolation({ 32 property: 'offset-path', 33 from: "ray(0deg closest-corner)", 34 to: "none", 35 }); 36 37 // Neutral keyframes use the inline style. 38 test_interpolation({ 39 property: 'offset-path', 40 from: neutralKeyframe, 41 to: 'ray(20deg closest-side)', 42 }, [ 43 {at: -0.3, expect: 'ray(7deg closest-side)'}, 44 {at: 0, expect: 'ray(10deg closest-side)'}, 45 {at: 0.3, expect: 'ray(13deg closest-side)'}, 46 {at: 0.6, expect: 'ray(16deg closest-side)'}, 47 {at: 1, expect: 'ray(20deg closest-side)'}, 48 {at: 1.5, expect: 'ray(25deg closest-side)'}, 49 ]); 50 51 // No interpolation to a ray from the initial value 'none'. 52 test_no_interpolation({ 53 property: 'offset-path', 54 from: 'initial', 55 to: 'ray(20deg closest-side)', 56 }); 57 58 // 'inherit' keyframes use the parent style. 59 test_interpolation({ 60 property: 'offset-path', 61 from: 'inherit', 62 to: 'ray(20deg closest-side)', 63 }, [ 64 {at: -0.3, expect: 'ray(33deg closest-side)'}, 65 {at: 0, expect: 'ray(30deg closest-side)'}, 66 {at: 0.3, expect: 'ray(27deg closest-side)'}, 67 {at: 0.6, expect: 'ray(24deg closest-side)'}, 68 {at: 1, expect: 'ray(20deg closest-side)'}, 69 {at: 1.5, expect: 'ray(15deg closest-side)'}, 70 ]); 71 72 // No interpolation to a ray from the initial value 'none'. 73 test_no_interpolation({ 74 property: 'offset-path', 75 from: 'unset', 76 to: 'ray(20deg closest-side)', 77 }); 78 79 // No interpolation to a ray from the initial value 'none'. 80 test_no_interpolation({ 81 property: 'offset-path', 82 from: 'none', 83 to: 'ray(20deg closest-side)', 84 }); 85 86 // Interpolation between rays. 87 test_interpolation({ 88 property: 'offset-path', 89 from: 'ray(10deg sides contain)', 90 to: 'ray(50deg sides contain)' 91 }, [ 92 {at: -1, expect: 'ray(-30deg sides contain)'}, 93 {at: 0, expect: 'ray(10deg sides contain)'}, 94 {at: 0.125, expect: 'ray(15deg sides contain)'}, 95 {at: 0.875, expect: 'ray(45deg sides contain)'}, 96 {at: 1, expect: 'ray(50deg sides contain)'}, 97 {at: 2, expect: 'ray(90deg sides contain)'}, 98 ]); 99 100 test_interpolation({ 101 property: 'offset-path', 102 from: 'ray(-10deg farthest-corner)', 103 to: 'ray(-50deg farthest-corner)' 104 }, [ 105 {at: -1, expect: 'ray(30deg farthest-corner)'}, 106 {at: 0, expect: 'ray(-10deg farthest-corner)'}, 107 {at: 0.125, expect: 'ray(-15deg farthest-corner)'}, 108 {at: 0.875, expect: 'ray(-45deg farthest-corner)'}, 109 {at: 1, expect: 'ray(-50deg farthest-corner)'}, 110 {at: 2, expect: 'ray(-90deg farthest-corner)'}, 111 ]); 112 113 test_interpolation({ 114 property: 'offset-path', 115 from: 'ray(-10deg farthest-corner at 0% 0px)', 116 to: 'ray(-50deg farthest-corner at 100% 100px)' 117 }, [ 118 {at: -1, expect: 'ray(30deg farthest-corner at -100% -100px)'}, 119 {at: 0, expect: 'ray(-10deg farthest-corner at 0% 0px)'}, 120 {at: 0.125, expect: 'ray(-15deg farthest-corner at 12.5% 12.5px)'}, 121 {at: 0.875, expect: 'ray(-45deg farthest-corner at 87.5% 87.5px)'}, 122 {at: 1, expect: 'ray(-50deg farthest-corner at 100% 100px)'}, 123 {at: 2, expect: 'ray(-90deg farthest-corner at 200% 200px)'}, 124 ]); 125 126 test_interpolation({ 127 property: 'offset-path', 128 from: 'ray(-10deg farthest-corner)', 129 to: 'ray(-50deg farthest-corner at 100% 100%)' 130 }, [ 131 // TODO: Test intermediate values as well, once the expected behavior 132 // is clear in the spec. Right now it's a bit unclear whether or how to 133 // interpolate to/from the initial 'auto' value. 134 {at: 1, expect: 'ray(-50deg farthest-corner at 100% 100%)'}, 135 ]); 136 137 // No interpolation between different sizes and/or different containment and/or coord-boxes. 138 test_no_interpolation({ 139 property: 'offset-path', 140 from: 'ray(200deg farthest-side)', 141 to: 'ray(300deg sides)' 142 }); 143 test_no_interpolation({ 144 property: 'offset-path', 145 from: 'ray(200deg sides contain)', 146 to: 'ray(300deg sides)' 147 }); 148 test_no_interpolation({ 149 property: 'offset-path', 150 from: 'ray(200deg farthest-side contain)', 151 to: 'ray(300deg sides)' 152 }); 153 test_no_interpolation({ 154 property: 'offset-path', 155 from: 'ray(-10deg farthest-corner) content-box', 156 to: 'ray(-50deg farthest-corner at 100% 100%) padding-box' 157 }); 158 </script> 159 </body> 160 </html>