export declare function stretch(dp: number, sp: number, p: number, min: number, max: number): number;
/** @internal */
export declare class Stroke {
    readonly a1_100: number;
    readonly a1_opt: number;
    readonly a2_100: number;
    readonly a2_opt: number;
    readonly a2_opt_1: number;
    readonly a2_opt_2: number;
    readonly a2_opt_3: number;
    readonly a3_100: number;
    readonly a3_opt: number;
    readonly a3_opt_1: number;
    readonly a3_opt_2: number;
    x1: number;
    y1: number;
    x2: number;
    y2: number;
    x3: number;
    y3: number;
    x4: number;
    y4: number;
    constructor(data: number[]);
    getControlSegments(): [number, number, number, number][];
    isCross(bx1: number, by1: number, bx2: number, by2: number): boolean;
    isCrossBox(bx1: number, by1: number, bx2: number, by2: number): boolean;
    stretch(sx: number, sx2: number, sy: number, sy2: number, bminX: number, bmaxX: number, bminY: number, bmaxY: number): void;
    getBox(): {
        minX: number;
        maxX: number;
        minY: number;
        maxY: number;
    };
}