sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include "directgdiimageref.h"
sl@0: #include <graphics/sgresourceinternal.h>
sl@0: 
sl@0: CDirectGdiImageRef::CDirectGdiImageRef()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Second phase construction. If the object has not been opened before,
sl@0: the passed RSgImage handle is shared with the member RSgImage and the size of the 
sl@0: shared RSgImage is stored.
sl@0: 
sl@0: @return KErrNone if successful, otherwise an error from RSgDrawable::Open() or 
sl@0: RSgImage::GetInfo()
sl@0:  */
sl@0: TInt CDirectGdiImageRef::Construct(const RSgImage& aSgImage)
sl@0: 	{		
sl@0: 	TInt err = KErrNone;	
sl@0: 	
sl@0: 	// Share the passed RSgImage handle with our own RSgImage
sl@0: 	err = iSgImage.Open(aSgImage.Id(), ESgDoNotRestrictUsage);
sl@0: 	
sl@0: 	if (err == KErrNone)
sl@0: 		{
sl@0: 		// Save our image size, only need to do this the first time we are created
sl@0: 		TSgImageInfo info;
sl@0: 		err = iSgImage.GetInfo(info);
sl@0: 		if (err == KErrNone)
sl@0: 			{
sl@0: 			iImageSize = info.iSizeInPixels;
sl@0: 			iImagePixelFormat = info.iPixelFormat;
sl@0: 			iSgImageOpen = ETrue;
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			iSgImage.Close();
sl@0: 			}
sl@0: 		}
sl@0: 	
sl@0: 	return err;
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Destructor, close the RSgImage being held open if it had been opened it successfully.
sl@0:  */
sl@0: CDirectGdiImageRef::~CDirectGdiImageRef()
sl@0: 	{
sl@0: 	if (iSgImageOpen)
sl@0: 		{
sl@0: 		iSgImage.Close();
sl@0: 		}
sl@0: 	}