import { Viewer } from "../Viewer";
import { Point2d } from "./Common/Geometry";
import { OdBaseDragger } from "./Common/OdBaseDragger";
export declare class OdOrbitDragger extends OdBaseDragger {
    private _orbitAction;
    protected m_viewCenter: any;
    protected m_startPoint: Point2d;
    protected startCameraParams: any;
    constructor(subject: Viewer);
    start(x: number, y: number): void;
    setDefaultViewParams(): void;
    drag(x: number, y: number): void;
    end(): void;
}