--- a/utils/tsimageutils/inc/tsgraphicfilescalinghandler.h Mon Sep 13 13:26:33 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,166 +0,0 @@
-/*
- * Copyright (c) 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 :
- *
- */
-#ifndef TSGRAPHICFILESCALINGHANDLER_H
-#define TSGRAPHICFILESCALINGHANDLER_H
-
-#include <e32base.h>
-
-class RFs;
-class CImageDecoder;
-class CFbsBitmap;
-class CBitmapRotator;
-class CBitmapScaler;
-
-/**
- * Interface to observer contain
- * ImageReadyCallBack function return error code and scaled/resized bitmap.
- */
-class MImageReadyCallBack
- {
-public:
- virtual void ImageReadyCallBack( TInt aError, const CFbsBitmap* aBitmap ) = 0;
- };
-
-/**
- * Class to scaling graphic file/s.
- */
-class CTsGraphicFileScalingHandler : public CActive
- {
-public:
- /**
- * Kind of graphic file scaling.
- * EIgnoreAspectRatio - the file is scaled to size, aspect ratio isn't preserving.
- * EKeepAspectRatio - the file is scaled to a rectangle as large as possible inside size
- * preserving the aspect ratio.
- * EKeepAspectRatioByExpanding - the file is scaled to a rectangle as small as possible outside size
- * preserving the aspect ratio.
- */
- enum TKindOfScaling
- {
- EIgnoreAspectRatio = 0,
- EKeepAspectRatio = 1,
- EKeepAspectRatioByExpanding = 2,
- };
-
-private:
- /**
- * Active object current operation.
- */
- enum TCurrentOperation{
- ENone = 0,
- EConvertBitmapFromFile,
- ERotate,
- EScale
- };
-
-public:
- ~CTsGraphicFileScalingHandler();
-
- static CTsGraphicFileScalingHandler* NewL(MImageReadyCallBack &aNotify,
- RFs &aFs,
- const TDesC &aFileName,
- const TDesC8& aMimeType,
- const TSize &aNewSize,
- TKindOfScaling aKindOfScaling = CTsGraphicFileScalingHandler::EIgnoreAspectRatio,
- TInt aRotation = 0);
-
- static CTsGraphicFileScalingHandler* NewLC(MImageReadyCallBack &aNotify,
- RFs &aFs,
- const TDesC &aFileName,
- const TDesC8& aMimeType,
- const TSize &aNewSize,
- TKindOfScaling aKindOfScaling = CTsGraphicFileScalingHandler::EIgnoreAspectRatio,
- TInt aRotation = 0);
-
-
- static CTsGraphicFileScalingHandler* NewL(MImageReadyCallBack &aNotify,
- const CFbsBitmap &aInputFbsBitmap,
- const TSize &aNewSize,
- TKindOfScaling aKindOfScaling = CTsGraphicFileScalingHandler::EIgnoreAspectRatio,
- TInt aRotation = 0);
- static CTsGraphicFileScalingHandler* NewLC(MImageReadyCallBack &aNotify,
- const CFbsBitmap &aInputFbsBitmap,
- const TSize &aNewSize,
- TKindOfScaling aKindOfScaling = CTsGraphicFileScalingHandler::EIgnoreAspectRatio,
- TInt aRotation = 0);
-
-protected:
- void DoCancel();
- void RunL();
- TInt RunError(TInt);
-
-private:
- void ConstructL( RFs& aFs, const TDesC& aFileName, const TDesC8& aMimeType );
- void ConstructL( const CFbsBitmap& aInputFbsBitmap );
- CTsGraphicFileScalingHandler( MImageReadyCallBack& aNotify,
- const TSize& aNewSize,
- TKindOfScaling aKindOfScaling = CTsGraphicFileScalingHandler::EIgnoreAspectRatio,
- TInt aRotation = 0);
- void DecodingOperationL( RFs& aFs, const TDesC& aFileName, const TDesC8& aMimeType );
-
- void ScalingOperationL();
-
- void RotationOperationL();
-
- TInt RotationMode()const;
-
- TBool IsSupportedRotationMode() const;
-
- TSize NewSizeToScalingOperation();
-
- void FixForDisplayModeNotSupportedByScalingOperation();
-
-private:
- /**
- * Reference to observer implementation - return error code and output bitmap.
- */
- MImageReadyCallBack& iNotify;
- /**
- * Pointer to decoder used by decoding graphic file algorithm.
- */
- CImageDecoder* iImageDecoder;
- /**
- * Pointer to input bitmap - before decoding/scaling operation/s.
- */
- CFbsBitmap* iInputBitmap;
- /**
- * Pointer to output bitmap - returned in mNotify object.
- */
- CFbsBitmap* iOutputBitmap;
- /**
- * Pointer to CBitmapScaler calss used by scaling graphic file algorithm.
- */
- CBitmapScaler* iBitmapScaler;
-
- CBitmapRotator* iBitmapRotator;
- /**
- * New size of output graphic file.
- */
- TSize iNewSize;
- /**
- * Kind of graphic file scaling described above.
- */
- TBool iKindOfScaling;
-
- const TInt iRotation;
- /**
- * Active object current operation.
- */
- TCurrentOperation iCurrentOperation;
- };
-
-#endif // TSGRAPHICFILESCALINGHANDLER_H