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| 1 <!-- | |
| 2 Copyright 2013 Google Inc. All Rights Reserved. | |
| 3 | |
| 4 Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 you may not use this file except in compliance with the License. | |
| 6 You may obtain a copy of the License at | |
| 7 | |
| 8 http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | |
| 10 Unless required by applicable law or agreed to in writing, software | |
| 11 distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 See the License for the specific language governing permissions and | |
| 14 limitations under the License. | |
| 15 --> | |
| 16 | |
| 17 <!DOCTYPE html><meta charset="UTF-8"> | |
| 18 | |
| 19 <svg xmlns="http://www.w3.org/2000/svg" version="1.1"> | |
| 20 <path d="M0,0 L10,0 L30,0 L60,0 L100,0 L150,0" id="path" stroke="black" | |
| 21 stroke-width="1" fill="none" /> | |
| 22 </svg> | |
| 23 | |
| 24 <script src="../bootstrap.js"></script> | |
| 25 <script> | |
| 26 "use strict"; | |
| 27 | |
| 28 var PacedTimingFunction = _WebAnimationsTestingUtilities._pacedTimingFunction; | |
| 29 | |
| 30 var effect = | |
| 31 new MotionPathEffect(document.querySelector('#path').pathSegList); | |
| 32 | |
| 33 // Line has 5 segments of lengths 10, 20, 30, 40 and 50, giving a total length | |
| 34 // of 150. | |
| 35 var fullRangeTimingFunction = new PacedTimingFunction(effect); | |
| 36 fullRangeTimingFunction.setRange({min: 0, max: 1}); | |
| 37 | |
| 38 // Partial range runs from midpoint of first segment ot midpoint of last | |
| 39 // segment, giving total length of 5 + 20 + 30 + 40 + 25 = 120. | |
| 40 var partialRangeTimingFunction = new PacedTimingFunction(effect); | |
| 41 partialRangeTimingFunction.setRange({min: 0.1, max: 0.9}); | |
| 42 | |
| 43 test(function() { | |
| 44 assert_equals(fullRangeTimingFunction.scaleTime(0.5), (3 + 15/40) / 5); | |
| 45 }, 'Full range between bounds'); | |
| 46 | |
| 47 test(function() { | |
| 48 assert_equals(fullRangeTimingFunction.scaleTime(0), 0); | |
| 49 }, 'Full range lower bound'); | |
| 50 | |
| 51 test(function() { | |
| 52 assert_equals(fullRangeTimingFunction.scaleTime(1), 1); | |
| 53 }, 'Full range upper bound'); | |
| 54 | |
| 55 test(function() { | |
| 56 assert_equals(fullRangeTimingFunction.scaleTime(-0.5), 0); | |
| 57 }, 'Full range below lower bound'); | |
| 58 | |
| 59 test(function() { | |
| 60 assert_equals(fullRangeTimingFunction.scaleTime(1.5), 1); | |
| 61 }, 'Full range above upper bound'); | |
| 62 | |
| 63 test(function() { | |
| 64 assert_equals(partialRangeTimingFunction.scaleTime(0.5), (3 + 5/40) / 5); | |
| 65 }, 'Partial range between bounds'); | |
| 66 | |
| 67 test(function() { | |
| 68 assert_equals(partialRangeTimingFunction.scaleTime(0), 0.1); | |
| 69 }, 'Partial range lower bound'); | |
| 70 | |
| 71 test(function() { | |
| 72 assert_equals(partialRangeTimingFunction.scaleTime(1), 0.9); | |
| 73 }, 'Partial range upper bound'); | |
| 74 | |
| 75 test(function() { | |
| 76 assert_equals(partialRangeTimingFunction.scaleTime(-0.5), 0.1); | |
| 77 }, 'Partial range below lower bound'); | |
| 78 | |
| 79 test(function() { | |
| 80 assert_equals(partialRangeTimingFunction.scaleTime(1.5), 0.9); | |
| 81 }, 'Partial range above upper bound'); | |
| 82 | |
| 83 </script> | |
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