Graphics::DrawLine Method (Pen, Point, Point)
Draws a line connecting two Point structures.
Assembly: System.Drawing (in System.Drawing.dll)
Parameters
- pen
- Type: System.Drawing::Pen
Pen that determines the color, width, and style of the line.
- pt1
- Type: System.Drawing::Point
Point structure that represents the first point to connect.
- pt2
- Type: System.Drawing::Point
Point structure that represents the second point to connect.
| Exception | Condition |
|---|---|
| ArgumentNullException | pen is nullptr. |
The following code example is designed for use with Windows Forms, and it requires PaintEventArgs e, which is a parameter of the Paint event handler. The code performs the following actions:
Creates a black pen.
Creates points for the endpoints of the line.
Draws the line to the screen.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.