import { EventedObject } from './evented-object';
import { ScreenXY } from '../common/screen-xy';
import { OptionsObject } from './options-object';
/**
 * 可拖拽选项
 */
export declare class DraggableOptions extends OptionsObject {
    clickTolerance: number;
    preventOutline: boolean;
}
/**
 * 可拖拽类
 */
export declare class DraggableObject extends EventedObject {
    static _dragging: DraggableObject;
    options: DraggableOptions;
    _element: HTMLElement;
    _dragStartTarget: HTMLElement;
    _enabled: boolean;
    _moved: boolean;
    _lastTarget: HTMLElement;
    _lastEvent: any;
    _parentScale: any;
    _startPoint: ScreenXY;
    _moving: boolean;
    _startPos: ScreenXY;
    _newPos: ScreenXY;
    _absPos: ScreenXY;
    _animRequest: number;
    constructor(element: HTMLElement, dragStartTarget?: HTMLElement, options?: any);
    enable(): void;
    disable(): void;
    _onDown(e: any): void;
    _onMove(e: any): void;
    _updatePosition(): void;
    _onUp(e: any): void;
    finishDrag(): void;
}