import { DragSource } from './drag-source/drag-source.directive';
import { DropTarget } from './drop-target/drop-target.directive';
export declare class DragRegistry {
    private sources;
    private targets;
    getSource(id: string): DragSource;
    setSource(id: string, source?: DragSource): void;
    deleteSource(id: string): void;
    getTarget(id: string): DropTarget;
    setTarget(id: string, target?: DropTarget): void;
    deleteTarget(id: string): void;
}