import BufferContents from '../BufferContents';
import { Point } from '../math/Point';
import { Seat } from '../Seat';
export interface DnD {
    handlePointerDown(event: PointerEvent): void;
    handlePointerUp(event: PointerEvent): void;
    onDnDStarted?: () => void;
    onDnDEnded?: () => void;
}
export declare function createDnd(canvas: HTMLCanvasElement, seat: Seat, outputId: string): DnD;
export declare function setBrowserDndImage(cursorBufferContents: BufferContents<unknown>, hotspotOffset: Point): void;
export declare function clearBrowserDndImage(): void;