import { AnimationTransitionMetadata, AnimationStateMetadata } from '@angular/animations';
import { AnimationResult, AnimationService } from '../../core/ui/animation.service';
export declare const pgExpandableCardTransitionBackdrop: (AnimationStateMetadata | AnimationTransitionMetadata)[];
export declare function createCollapseAnimationPromises(animationService: AnimationService, cardEl: HTMLElement, contentEl: HTMLElement, cardBoundingBox: ClientRect, targetBounds: {
    width: number;
    height: number;
    left: number;
    top: number;
}, duration: number): Promise<AnimationResult[]>[];
export declare function createExpandAnimationPromises(animationService: AnimationService, cardEl: HTMLElement, contentEl: HTMLElement, cardBoundingBox: ClientRect, targetBounds: {
    width: number;
    height: number;
    left: number;
    top: number;
}, duration: number): Promise<AnimationResult[]>[];