Method function IGDIPlus.IGPGraphics.ExcludeClip(TGPRect) : TGPGraphics

Latest revision as of 17:19, 18 October 2012

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Class: IGPGraphics

Syntax

Delphi:

function ExcludeClip( rect : TGPRect ) : TGPGraphics;

C++ Builder:

TGPGraphics __fastcall ExcludeClip( TGPRect rect );

Visual C++ (MFC):

ExcludeClip(  rect );

Summary

Updates the clipping region to the portion of itself that does not intersect the specified rectangle.

Description

Call this method to update the clipping region to the portion

of itself that does not intersect the specified rectangle.



Example:

The following example creates a clipping region using a
rectangle and then draws a rectangle that demonstrates the
updated clipping region.

var
  AGraphics : IGPGraphics;

begin
  AGraphics := TGPGraphics.Create( ACanvas );

  // Create a Rect object, and set the clipping region to its exclusion.
  AGraphics.ExcludeClip( MakeRect( 100, 100, 200, 200 ) );

  // Fill a rectangle to demonstrate the clipping region.
  AGraphics.FillRectangle( TGPSolidBrush( aclRed ), 0, 0, 600, 600 );
end;