import { PolylinePoint } from '../../math/geometry/polylinePoint';
export declare class Stem {
    private start;
    get Start(): PolylinePoint;
    set Start(value: PolylinePoint);
    private end;
    get End(): PolylinePoint;
    set End(value: PolylinePoint);
    constructor(start: PolylinePoint, end: PolylinePoint);
    Sides(): IterableIterator<PolylinePoint>;
    MoveStartClockwise(): boolean;
    toString(): string;
}