Graphics::Dispose Method ()
.NET Framework (current version)
Releases all resources used by this Graphics.
Assembly: System.Drawing (in System.Drawing.dll)
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.
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; }
.NET Framework
Available since 1.1
Available since 1.1
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