export declare class ColorGetPoint {
    private canvasContainer;
    private canvas;
    private context;
    private floatContainer;
    onChange?: (color: string) => void;
    color: string;
    private elementId;
    private colorArr;
    constructor(onChange?: (color: string) => void);
    private initContainer;
    open(): void;
    private initEvent;
    private canvasMouseMove;
    private canvasMouseDown;
    private getColors;
    private onKeyDown;
    private initFloatContainer;
    destroy(): void;
}