diff -r 000000000000 -r 5d03bc08d59c graphicsdeviceinterface/directgdi/test/tdisplaymode_mapping.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graphicsdeviceinterface/directgdi/test/tdisplaymode_mapping.h	Tue Feb 02 01:47:50 2010 +0200
@@ -0,0 +1,41 @@
+// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+/**
+ @file
+ @test
+ @internalComponent - Internal Symbian test code 
+*/
+
+#ifndef __TDISPLAYMODE_MAPPING_H__
+#define __TDISPLAYMODE_MAPPING_H__
+
+#include <e32const.h>
+#include <pixelformats.h>
+#include <gdi.h>
+
+// a helper class for mapping between display modes and pixel formats in directgdi tests
+class TDisplayModeMapping
+ 	{
+public:	
+	static TDisplayMode MapPixelFormatToDisplayMode(const TUidPixelFormat aFormat);
+	static TUidPixelFormat MapDisplayModeToPixelFormat(const TDisplayMode aDisplayMode);
+	static TDisplayMode ConvertPixelFormatStringToDisplayMode(const TPtrC aPixelformatString);
+	static TUidPixelFormat ConvertPixelFormatStringToPixelFormat(const TPtrC aPixelformatString);
+	static TPtrC ConvertPixelFormatToPixelFormatString(const TUidPixelFormat aFormat);
+	static TPtrC ConvertPixelFormatToShortPixelFormatString(const TUidPixelFormat aFormat);
+ 	};
+
+#endif