import { CSSProperties } from 'vue';
import { MaybeNullableRef, Rect } from '../typings/internal';
import { UseDragPointsOptions } from './useDragPoints';
export interface UseDragRectOptions extends Omit<UseDragPointsOptions, 'onStart'> {
    /**
     * Callback when the dragging starts. Return `false` to prevent dragging.
     */
    onStart?: (event: PointerEvent) => void | false;
}
export declare function useDragRect(contentRef: MaybeNullableRef<HTMLElement | SVGElement>, options?: UseDragRectOptions): {
    fromPoint: import("vue").Ref<[x: number, y: number]>;
    toPoint: import("vue").Ref<[x: number, y: number]>;
    style: import("vue").ComputedRef<CSSProperties>;
    rect: import("vue").ComputedRef<Rect | undefined>;
    isDragging: import("vue").Ref<boolean>;
    stop: import("vue").WatchStopHandle;
};