/// <summary> /// 获取一个标识，用于标识 X 坐标轴是否独立于 <see cref="CurveItem"/> 对象而存在 /// </summary> /// <param name="pane"></param> /// <returns></returns> abstract internal bool IsXIndependent(GraphPane pane);
/// <summary> /// 在指定的 <see cref="Graphics"/> 设备中对显示在上面的 <see cref="CurveItem"/> 对象进行渲染 /// </summary> /// <param name="g"></param> /// <param name="pane"></param> /// <param name="pos"></param> /// <param name="scaleFactor"></param> abstract public void Draw(Graphics g, GraphPane pane, int pos, float scaleFactor);