DrawLine

DrawLine(Pen, Point, Point)

public void DrawLine(Pen pen, Point pt1, Point pt2)

也可以看看


DrawLine(Pen, int, int, int, int)

public void DrawLine(Pen pen, int x1, int y1, int x2, int y2)

也可以看看


DrawLine(Pen, PointF, PointF)

public void DrawLine(Pen pen, PointF pt1, PointF pt2)

也可以看看


DrawLine(Pen, float, float, float, float)

public void DrawLine(Pen pen, float x1, float y1, float x2, float y2)

也可以看看