import { IDesignItem } from '../../../item/IDesignItem.js';
import { IDesignerCanvas } from '../IDesignerCanvas.js';
import { AbstractExtension } from './AbstractExtension.js';
import { IExtensionManager } from './IExtensionManger.js';
import type { PositionExtensionOptions } from './PositionExtensionProvider.js';
export declare class PositionExtension extends AbstractExtension {
    private readonly _options;
    private _lines;
    private _locks;
    private _texts;
    constructor(extensionManager: IExtensionManager, designerView: IDesignerCanvas, extendedItem: IDesignItem, _options?: PositionExtensionOptions);
    extend(): void;
    private _getSpecifiedStyle;
    refresh(): void;
    private _drawLock;
    private _switchDockingSide;
    dispose(): void;
}