import { AnimOptions } from './util';
export interface FlashInOptions extends AnimOptions {
    percent25?: number;
    percent50?: number;
    percent75?: number;
}
export declare function flashIn(options?: FlashInOptions): import("@angular/animations").AnimationReferenceMetadata;
export declare function flash(options?: FlashInOptions, name?: string): import("@angular/animations").AnimationTriggerMetadata;