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Pen.MultiplyTransform Method (Matrix)

Multiplies the transformation matrix for this Pen by the specified Matrix.

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)

public void MultiplyTransform(
	Matrix matrix


Type: System.Drawing.Drawing2D.Matrix
The Matrix object by which to multiply the transformation matrix.

This method prepends the multiplication matrix specified in the matrix parameter to the transformation matrix for the multiplication operation.

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 Pen.

  • Draws a line to the screen.

  • Multiplies the transformation matrix of the pen by the specified matrix.

  • Draws a line with the transformed pen.

public void MultiplyTransform_Example1(PaintEventArgs e)

    // Create a Pen object.
    Pen myPen = new Pen(Color.Black, 5);

    // Create a translation matrix.
    Matrix penMatrix = new Matrix();
    penMatrix.Scale(3, 1);

    // Multiply the transformation matrix of myPen by transMatrix.

    // Draw a line to the screen.
    e.Graphics.DrawLine(myPen, 0, 0, 100, 100);

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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