type Target = any;
export interface PinchEvent extends TouchEvent {
    pinchScale: number;
    pinchX: number;
    pinchY: number;
}
export declare class GestureMgr {
    private _track;
    constructor();
    recognize(event: TouchEvent, target: Target, root: HTMLElement): {
        type: "pinch";
        target: any;
        event: PinchEvent;
    } | undefined;
    clear(): this;
    _doTrack(event: TouchEvent, target: Target, root: HTMLElement): void;
    _recognize(event: TouchEvent): {
        type: "pinch";
        target: any;
        event: PinchEvent;
    } | undefined;
}
export default GestureMgr;