import { AnimOptions } from './util';
export interface SwingInOptions extends AnimOptions {
    percent20?: string;
    percent40?: string;
    percent60?: string;
    percent80?: string;
}
export declare function swingIn(options?: SwingInOptions): import("@angular/animations").AnimationReferenceMetadata;
export declare function swing(options?: SwingInOptions, name?: string): import("@angular/animations").AnimationTriggerMetadata;