export declare var scale_highlow: (range: any, factor: any, center: any) => number[];
export declare var get_info: (mappers: any, arg: any) => {};
export declare var scale_range: (frame: any, factor: any, h_axis: any, v_axis: any, center: any) => {
    xrs: {};
    yrs: {};
    factor: any;
};
