import { MeasureExtension } from '../index.ts';
import { ToolBase } from '../ToolBase.ts';
import { AreaTool3d } from './AreaMeasure3d.ts';
export declare class AreaTool extends ToolBase {
    measure: AreaTool3d;
    constructor(ext: MeasureExtension, name: string);
    onChange(): void;
    switchMode(forceSwitchOn?: boolean): void;
    pickPoints(): void;
    commandChanged(): void;
}