export declare type Point = {
    type: 'main' | 'sub';
    index: number;
    hide: boolean;
    position: number;
};
/**
 * 点比例尺
 */
export default class PointScale {
    /** 值域 */
    private __range;
    /** 定义域 */
    private __domain;
    /** 两侧外边距 */
    private __padding;
    /** 次要刻度最小间距（像素宽度），小于时会隐藏 */
    private __minSubSpace;
    private __minMainSpace;
    private __followMainHide;
    constructor(range?: [number, number], domain?: Pick<Point, 'type' | 'index'>[]);
    /**
     * 计算解析
     */
    private __parse;
    /**
     * 值域
     */
    range(range_?: [number, number]): [number, number];
    /**
     * 定义域
     */
    domain(domain_?: Pick<Point, 'type' | 'index'>[]): Point[];
    /**
     * 两侧外边距
     */
    padding(padding_?: [number, number]): [number, number];
    minSubSpace(pixelSpaceWidth?: number): number;
    minMainSpace(pixelSpaceWidth?: number): number;
    followMainHide(followMainHide: boolean): void;
    /**
     * 获取点所在的坐标位置
     */
    at(index: Point['index']): number;
    /**
     * 根据坐标位置获取当前点
     */
    findPointAt(position: Point['position']): {
        type: "main" | "sub";
        index: number;
        hide: boolean;
        position: number;
    };
}