import { Observable } from 'rxjs/internal/Observable';
import { BoundingBox, ITransformData, Vector } from 'xyzt';
import { TouchController } from '../../touch/TouchController';
import { Multitouch } from '../Multitouch';
export interface IMultitouchTransformsOptions {
    touchController: TouchController;
    multitouch: Multitouch<BoundingBox>;
    getElementCenter: () => Vector;
    pick?: Array<keyof ITransformData>;
}
export declare function multitouchTransforms({ touchController, multitouch, getElementCenter, pick, }: IMultitouchTransformsOptions): Observable<ITransformData>;