105 lines
3.7 KiB
TypeScript
105 lines
3.7 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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export abstract class AnimationAst {
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public startTime: number = 0;
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public playTime: number = 0;
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abstract visit(visitor: AnimationAstVisitor, context: any): any;
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}
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export abstract class AnimationStateAst extends AnimationAst {
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abstract visit(visitor: AnimationAstVisitor, context: any): any;
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}
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export interface AnimationAstVisitor {
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visitAnimationEntry(ast: AnimationEntryAst, context: any): any;
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visitAnimationStateDeclaration(ast: AnimationStateDeclarationAst, context: any): any;
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visitAnimationStateTransition(ast: AnimationStateTransitionAst, context: any): any;
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visitAnimationStep(ast: AnimationStepAst, context: any): any;
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visitAnimationSequence(ast: AnimationSequenceAst, context: any): any;
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visitAnimationGroup(ast: AnimationGroupAst, context: any): any;
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visitAnimationKeyframe(ast: AnimationKeyframeAst, context: any): any;
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visitAnimationStyles(ast: AnimationStylesAst, context: any): any;
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}
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export class AnimationEntryAst extends AnimationAst {
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constructor(
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public name: string, public stateDeclarations: AnimationStateDeclarationAst[],
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public stateTransitions: AnimationStateTransitionAst[]) {
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super();
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}
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationEntry(this, context);
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}
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}
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export class AnimationStateDeclarationAst extends AnimationStateAst {
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constructor(public stateName: string, public styles: AnimationStylesAst) { super(); }
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationStateDeclaration(this, context);
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}
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}
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export class AnimationStateTransitionExpression {
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constructor(public fromState: string, public toState: string) {}
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}
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export class AnimationStateTransitionAst extends AnimationStateAst {
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constructor(
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public stateChanges: AnimationStateTransitionExpression[],
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public animation: AnimationSequenceAst) {
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super();
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}
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationStateTransition(this, context);
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}
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}
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export class AnimationStepAst extends AnimationAst {
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constructor(
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public startingStyles: AnimationStylesAst, public keyframes: AnimationKeyframeAst[],
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public duration: number, public delay: number, public easing: string) {
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super();
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}
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationStep(this, context);
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}
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}
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export class AnimationStylesAst extends AnimationAst {
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constructor(public styles: Array<{[key: string]: string | number}>) { super(); }
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationStyles(this, context);
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}
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}
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export class AnimationKeyframeAst extends AnimationAst {
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constructor(public offset: number, public styles: AnimationStylesAst) { super(); }
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationKeyframe(this, context);
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}
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}
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export abstract class AnimationWithStepsAst extends AnimationAst {
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constructor(public steps: AnimationAst[]) { super(); }
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}
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export class AnimationGroupAst extends AnimationWithStepsAst {
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constructor(steps: AnimationAst[]) { super(steps); }
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationGroup(this, context);
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}
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}
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export class AnimationSequenceAst extends AnimationWithStepsAst {
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constructor(steps: AnimationAst[]) { super(steps); }
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visit(visitor: AnimationAstVisitor, context: any): any {
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return visitor.visitAnimationSequence(this, context);
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}
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}
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