export interface BasicContour {
    zValue: number;
    lines: number[];
}
export declare class BasicContourDrawer {
    private contour;
    private swapAxes;
    constructor(levels: readonly number[], swapAxes: boolean);
    drawContour(x1: number, y1: number, x2: number, y2: number, z: number, k: number): void;
    getContour(): BasicContour[];
}
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