import { OnChanges, EventEmitter, ElementRef } from "@angular/core";
export declare class TransitionNewComponent implements OnChanges {
    private element;
    currentState: any;
    name: any;
    mode: any;
    appear: any;
    group: any;
    tag: any;
    state: any;
    onTransition: EventEmitter<any>;
    isShown: boolean;
    startHeight: number;
    constructor(element: ElementRef);
    readonly grow: {
        params: {
            startHeight: number;
        };
    };
    setStartHeight(): void;
    ngOnChanges(): void;
    animationDone(event: AnimationEvent): void;
    animationStart(event: any): void;
}