/// <summary>
/// 点是否在区域内
/// </summary>
/// <param name="point">点</param>
/// <param name="points">区域范围</param>
/// <returns>是否在区域内</returns>
public static bool InRegion(this PointF point, PointF[] points)
{
using (GraphicsPath path = points.Path())
{
using (Region region = path.Region())
{
return(region.IsVisible(point));
}
}
}
