41 lines
2.0 KiB
TypeScript
41 lines
2.0 KiB
TypeScript
/**
|
|
* @license
|
|
* Copyright Google Inc. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by an MIT-style license that can be
|
|
* found in the LICENSE file at https://angular.io/license
|
|
*/
|
|
import {AnimationAnimateMetadata, AnimationGroupMetadata, AnimationKeyframesSequenceMetadata, AnimationMetadata, AnimationMetadataType, AnimationSequenceMetadata, AnimationStateMetadata, AnimationStyleMetadata, AnimationTransitionMetadata} from '@angular/animations';
|
|
|
|
export interface AnimationDslVisitor {
|
|
visitState(ast: AnimationStateMetadata, context: any): any;
|
|
visitTransition(ast: AnimationTransitionMetadata, context: any): any;
|
|
visitSequence(ast: AnimationSequenceMetadata, context: any): any;
|
|
visitGroup(ast: AnimationGroupMetadata, context: any): any;
|
|
visitAnimate(ast: AnimationAnimateMetadata, context: any): any;
|
|
visitStyle(ast: AnimationStyleMetadata, context: any): any;
|
|
visitKeyframeSequence(ast: AnimationKeyframesSequenceMetadata, context: any): any;
|
|
}
|
|
|
|
export function visitAnimationNode(
|
|
visitor: AnimationDslVisitor, node: AnimationMetadata, context: any) {
|
|
switch (node.type) {
|
|
case AnimationMetadataType.State:
|
|
return visitor.visitState(<AnimationStateMetadata>node, context);
|
|
case AnimationMetadataType.Transition:
|
|
return visitor.visitTransition(<AnimationTransitionMetadata>node, context);
|
|
case AnimationMetadataType.Sequence:
|
|
return visitor.visitSequence(<AnimationSequenceMetadata>node, context);
|
|
case AnimationMetadataType.Group:
|
|
return visitor.visitGroup(<AnimationGroupMetadata>node, context);
|
|
case AnimationMetadataType.Animate:
|
|
return visitor.visitAnimate(<AnimationAnimateMetadata>node, context);
|
|
case AnimationMetadataType.KeyframeSequence:
|
|
return visitor.visitKeyframeSequence(<AnimationKeyframesSequenceMetadata>node, context);
|
|
case AnimationMetadataType.Style:
|
|
return visitor.visitStyle(<AnimationStyleMetadata>node, context);
|
|
default:
|
|
throw new Error(`Unable to resolve animation metadata node #${node.type}`);
|
|
}
|
|
}
|