import { ScreenBounds } from "../common/screen-bounds";
import { ScreenXY } from "../common/screen-xy";
import { CRS } from "../crs/crs";
import { Graphic } from "../graphic/graphic";
import { Layer } from "./layer";
export declare class GraphicLayer extends Layer {
    private _first;
    private _last;
    private _graphics;
    private _crs;
    constructor();
    set crs(value: CRS);
    addGraphic(graphic: Graphic, last?: boolean): void;
    removeGraphic(graphic: Graphic): void;
    clearGraphics(): void;
    /**
     * 数据变换
     * @param {ScreenXY} origin - 窗口坐标原点
     * @param {number} zoom - 当前缩放级别
     */
    transform(origin: ScreenXY, zoom: number): void;
    draw(ctx: CanvasRenderingContext2D, zoom: number, redrawBounds?: ScreenBounds): void;
    query(screenXY: ScreenXY, zoom: number, bounds: ScreenBounds): Graphic[];
    on(types: any, fn?: any, context?: any): this;
}