import { AbstractDesignerPointerExtension } from './AbstractDesignerPointerExtension.js';
export declare class LinePointerExtension extends AbstractDesignerPointerExtension {
    private _circle;
    private _line1;
    private _line2;
    private _line3;
    private _line4;
    refresh(event: PointerEvent): void;
    dispose(): void;
}
