/// <reference types="react" />
/// <reference types="node" />
import { IPoint, IRect } from '@musicenviro/base';
import { EventEmitter } from 'events';
export declare class MouseArea {
    rect: IRect;
    id: number;
    private emitter;
    constructor(rect: IRect, id: number);
    emitMouseDown(p: IPoint): void;
    onMouseDown(callback: (p: IPoint) => void): void;
    emitMouseEnter(): void;
    onMouseEnter(callback: () => void): void;
    emitMouseLeave(): void;
    onMouseLeave(callback: () => void): void;
}
export declare class CanvasMouseManager extends EventEmitter {
    dragImage: HTMLImageElement;
    canvas: HTMLCanvasElement;
    lastDragStamp: number;
    dragStart: IPoint;
    areas: MouseArea[];
    hover: Set<MouseArea>;
    initialize(canvas: HTMLCanvasElement): void;
    getTopHover(): any;
    createArea(left: number, top: number, right: number, bottom: number, id: number): MouseArea;
    getAreaUnderPoint(point: IPoint): MouseArea;
    getAllAreasUnderPoint(point: IPoint): Set<MouseArea>;
    handleMouseDown(event: MouseEvent): void;
    handleMove(event: MouseEvent): void;
    handleMouseLeave(event: MouseEvent): void;
    handleDragStart(event: DragEvent): void;
    handleMouseBoxDragEnd(ref: React.RefObject<HTMLCanvasElement>): void;
    handleDrag(event: DragEvent): void;
}
//# sourceMappingURL=CanvasMouseManager.d.ts.map