fix(animations): make sure easing values work with web-animations (#15195)

Closes #15115
Closes #15195

PR Close #15195
This commit is contained in:
Matias Niemelä
2017-03-15 19:50:19 -07:00
committed by Miško Hevery
parent 2a0e55ffb5
commit f92591054b
2 changed files with 31 additions and 23 deletions

View File

@ -267,14 +267,18 @@ export class AnimationTimelineVisitor implements AnimationDslVisitor {
const normalizedStyles = normalizeStyles(ast.styles);
const easing = context.currentAnimateTimings && context.currentAnimateTimings.easing;
if (easing) {
normalizedStyles['easing'] = easing;
}
context.currentTimeline.setStyles(normalizedStyles);
this._applyStyles(normalizedStyles, easing, context);
context.previousNode = ast;
}
private _applyStyles(styles: ɵStyleData, easing: string, context: AnimationTimelineContext) {
if (styles.hasOwnProperty('easing')) {
easing = easing || styles['easing'] as string;
delete styles['easing'];
}
context.currentTimeline.setStyles(styles, easing);
}
visitKeyframeSequence(
ast: AnimationKeyframesSequenceMetadata, context: AnimationTimelineContext) {
const MAX_KEYFRAME_OFFSET = 1;
@ -299,7 +303,7 @@ export class AnimationTimelineVisitor implements AnimationDslVisitor {
(step.offset != null ? step.offset : parseFloat(normalizedStyles['offset'] as string)) :
(i == limit ? MAX_KEYFRAME_OFFSET : i * offsetGap);
innerTimeline.forwardTime(offset * duration);
innerTimeline.setStyles(normalizedStyles);
this._applyStyles(normalizedStyles, null, innerContext);
});
// this will ensure that the parent timeline gets all the styles from
@ -316,6 +320,7 @@ export class AnimationTimelineVisitor implements AnimationDslVisitor {
export class TimelineBuilder {
public duration: number = 0;
public easing: string = '';
private _previousKeyframe: ɵStyleData = {};
private _currentKeyframe: ɵStyleData;
private _keyframes = new Map<number, ɵStyleData>();
private _styleSummary: {[prop: string]: StyleAtTime} = {};
@ -339,6 +344,9 @@ export class TimelineBuilder {
}
private _loadKeyframe() {
if (this._currentKeyframe) {
this._previousKeyframe = this._currentKeyframe;
}
this._currentKeyframe = this._keyframes.get(this.duration);
if (!this._currentKeyframe) {
this._currentKeyframe = Object.create(this._backFill, {});
@ -357,19 +365,20 @@ export class TimelineBuilder {
}
private _updateStyle(prop: string, value: string|number) {
if (prop != 'easing') {
this._localTimelineStyles[prop] = value;
this._globalTimelineStyles[prop] = value;
this._styleSummary[prop] = {time: this.currentTime, value};
}
this._localTimelineStyles[prop] = value;
this._globalTimelineStyles[prop] = value;
this._styleSummary[prop] = {time: this.currentTime, value};
}
setStyles(styles: ɵStyleData) {
setStyles(styles: ɵStyleData, easing: string = null) {
if (easing) {
this._previousKeyframe['easing'] = easing;
}
Object.keys(styles).forEach(prop => {
if (prop !== 'offset') {
const val = styles[prop];
this._currentKeyframe[prop] = val;
if (prop !== 'easing' && !this._localTimelineStyles[prop]) {
if (!this._localTimelineStyles[prop]) {
this._backFill[prop] = this._globalTimelineStyles[prop] || AUTO_STYLE;
}
this._updateStyle(prop, val);