mirror of
https://github.com/ionic-team/ionic-framework.git
synced 2025-08-20 04:14:21 +08:00
81 lines
2.7 KiB
JavaScript
81 lines
2.7 KiB
JavaScript
// 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.calculateTimeFraction(activeDuration, localTime, timing);
|
|
};
|
|
effectTime._totalDuration = timing.delay + activeDuration + timing.endDelay;
|
|
effectTime._isCurrent = function(localTime) {
|
|
var phase = shared.calculatePhase(activeDuration, localTime, timing);
|
|
return phase === PhaseActive || phase === PhaseBefore;
|
|
};
|
|
return effectTime;
|
|
}
|
|
|
|
scope.KeyframeEffect = function(target, effectInput, timingInput) {
|
|
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._isCurrent = effectTime._isCurrent;
|
|
keyframeEffect._totalDuration = effectTime._totalDuration;
|
|
return keyframeEffect;
|
|
};
|
|
|
|
scope.NullEffect = function(clear) {
|
|
var nullEffect = function() {
|
|
if (clear) {
|
|
clear();
|
|
clear = null;
|
|
}
|
|
};
|
|
nullEffect._update = function() {
|
|
return null;
|
|
};
|
|
nullEffect._totalDuration = 0;
|
|
nullEffect._isCurrent = function() {
|
|
return false;
|
|
};
|
|
nullEffect._hasSameTarget = function() {
|
|
return false;
|
|
};
|
|
return nullEffect;
|
|
};
|
|
|
|
if (WEB_ANIMATIONS_TESTING) {
|
|
testing.webAnimations1KeyframeEffect = scope.KeyframeEffect;
|
|
testing.effectTime = EffectTime;
|
|
}
|
|
|
|
})(webAnimationsShared, webAnimations1, webAnimationsTesting);
|