| // Copyright 2014 Google Inc. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| (function(shared, scope, testing) { |
| |
| function EffectTime(timing) { |
| var timeFraction = 0; |
| var activeDuration = shared.calculateActiveDuration(timing); |
| var effectTime = function(localTime) { |
| return shared.calculateIterationProgress(activeDuration, localTime, timing); |
| }; |
| effectTime._totalDuration = timing.delay + activeDuration + timing.endDelay; |
| return effectTime; |
| } |
| |
| scope.KeyframeEffect = function(target, effectInput, timingInput, id) { |
| var effectTime = EffectTime(shared.normalizeTimingInput(timingInput)); |
| var interpolations = scope.convertEffectInput(effectInput); |
| var timeFraction; |
| var keyframeEffect = function() { |
| WEB_ANIMATIONS_TESTING && console.assert(typeof timeFraction !== 'undefined'); |
| interpolations(target, timeFraction); |
| }; |
| // Returns whether the keyframeEffect is in effect or not after the timing update. |
| keyframeEffect._update = function(localTime) { |
| timeFraction = effectTime(localTime); |
| return timeFraction !== null; |
| }; |
| keyframeEffect._clear = function() { |
| interpolations(target, null); |
| }; |
| keyframeEffect._hasSameTarget = function(otherTarget) { |
| return target === otherTarget; |
| }; |
| keyframeEffect._target = target; |
| keyframeEffect._totalDuration = effectTime._totalDuration; |
| keyframeEffect._id = id; |
| return keyframeEffect; |
| }; |
| |
| if (WEB_ANIMATIONS_TESTING) { |
| testing.webAnimations1KeyframeEffect = scope.KeyframeEffect; |
| testing.effectTime = EffectTime; |
| } |
| |
| })(webAnimationsShared, webAnimations1, webAnimationsTesting); |