import { CameraFrameComposer } from "../CameraFrameComposer";
import { CameraFrameHandler } from "../CameraFrameHandler";
import { Camera } from "../../camera/Camera";
import { Framebuffer } from "../../webgl";
import { Control, IControlParams } from "../Control";
import { Vec3 } from "../../math/Vec3";
import { LonLat } from "../../LonLat";
import { GeoImage } from "../../layer/GeoImage";
import { QuadTreeStrategy } from "../../quadTree";
export interface ICameraDepthHandlerParams extends IControlParams {
}
export declare class CameraDepthHandler extends Control {
    protected _frameHandler: CameraFrameHandler | null;
    protected _frameComposer: CameraFrameComposer;
    readonly cameraGeoImage: GeoImage;
    protected _quadTreeStrategy: QuadTreeStrategy | null;
    protected _skipPreRender: boolean;
    constructor(params: ICameraDepthHandlerParams);
    protected _createCamera(): Camera;
    get camera(): Camera | undefined;
    oninit(): void;
    get framebuffer(): Framebuffer | undefined;
    protected _depthHandlerCallback: (frameHandler: CameraFrameHandler) => void;
    getCartesianFromPixelTerrain(x: number, y: number): Vec3 | undefined;
    getLonLatFromPixelTerrain(x: number, y: number): LonLat | undefined;
    activate(): void;
    deactivate(): void;
}