declare class Wave {
    startX: number;
    points: never[];
    canvasWidth: any;
    canvasHeight: any;
    waveWidth: number;
    waveHeight: number;
    xOffset: number;
    speed: number;
    color: string;
    range: number;
    constructor({ canvasWidth, // 轴长
    canvasHeight, // 轴高
    waveWidth, // 波浪宽度,数越小越宽
    waveHeight, // 波浪高度,数越大越高
    xOffset, speed, color, // 波浪颜色
    range, }?: {
        canvasWidth: any;
        canvasHeight: any;
        waveWidth?: number | undefined;
        waveHeight?: number | undefined;
        xOffset?: number | undefined;
        speed?: number | undefined;
        color?: string | undefined;
        range?: number | undefined;
    });
    getChartColor(ctx: any): any;
    draw(ctx: any): void;
    update({ nowRange }?: {
        nowRange: number;
    }): void;
}
export default Wave;