Graphics.Dispose Method

Releases all resources used by this Graphics.

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

public:
virtual void Dispose () sealed
public final void Dispose ()
public final function Dispose ()
Not applicable.

Return Value

This method does not return a value.

Calling Dispose allows the resources used by this Graphics to be reallocated for other purposes.

The following code example is designed for use with Windows Forms, and it requires PaintEventArgse, which is a parameter of the Paint event handler. The code performs the following actions:

  • Creates an Image from a graphics file SampImag.jpg in the example directory.

  • Creates a Graphics from the Image.

  • Alters the image by filling a rectangle within it.

  • Draws the Image to the screen.

  • Releases the created Graphics.

private:
   void FromImageImage1( PaintEventArgs^ e )
   {
      // Create image.
      Image^ imageFile = Image::FromFile( "SampImag.jpg" );

      // Create graphics object for alteration.
      Graphics^ newGraphics = Graphics::FromImage( imageFile );

      // Alter image.
      newGraphics->FillRectangle( gcnew SolidBrush( Color::Black ), 100, 50, 100, 100 );

      // Draw image to screen.
      e->Graphics->DrawImage( imageFile, PointF(0.0F,0.0F) );

      // Release graphics object.
      delete newGraphics;
   }

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

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