--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/imagehandlinglib/Src/CIHLBitmapProcessor.h Tue Jan 26 15:18:05 2010 +0200
@@ -0,0 +1,167 @@
+/*
+* Copyright (c) 2004 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: Implementation of scaling processor
+* : using MIHLBitmap type bitmaps.
+*
+*/
+
+
+#ifndef CIHLBITMAPPROCESSOR_H
+#define CIHLBITMAPPROCESSOR_H
+
+// INCLUDES
+#include <MIHLBitmapProcessor.h>
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class CIHLScaler;
+class CIHLBitmap;
+
+// CLASS DECLARATION
+/**
+* CIHLBitmapProcessor
+*
+* Implementation of scaling processor
+* using MIHLBitmap type bitmaps.
+* @lib IHL.lib
+* @since 3.0
+*/
+NONSHARABLE_CLASS( CIHLBitmapProcessor ) : public CActive,
+ public MIHLBitmapProcessor
+ {
+ public: // Constructors and destructor
+
+ /**
+ * Two-phased constructor.
+ */
+ static CIHLBitmapProcessor* NewL( const TUint32 aOptions = 0 );
+
+ /*
+ * Virtual destructor.
+ */
+ virtual ~CIHLBitmapProcessor();
+
+ public: // From base class MIHLProcessor
+
+ /*
+ * From MIHLProcessor, see base class header.
+ */
+ TIHLInterfaceType Type() const;
+
+ public: // From base class MIHLBitmapProcessor
+
+ /*
+ * From MIHLBitmapProcessor, see base class header.
+ */
+ TInt Process( TRequestStatus& aStatus,
+ const MIHLBitmap& aSrcBitmap,
+ const TRect& aSrcRect,
+ MIHLBitmap& aDstBitmap,
+ const TRect& aDstRect );
+
+ /*
+ * From MIHLBitmapProcessor, see base class header.
+ */
+ TBool IsBusy() const;
+
+ /*
+ * From MIHLBitmapProcessor, see base class header.
+ */
+ void CancelProcess();
+
+ /*
+ * From MIHLBitmapProcessor, see base class header.
+ */
+ void SetFilter( MIHFilter* aFilter );
+
+ private: // From base class CActive
+
+ /*
+ * From CActive, see base class header.
+ */
+ void DoCancel();
+
+ /*
+ * From CActive, see base class header.
+ */
+ void RunL();
+
+ /*
+ * From CActive, see base class header.
+ */
+ TInt RunError( TInt aError );
+
+
+ private: // Private methods
+
+ /*
+ * Process bitmap part of source image
+ */
+ void ProcessBitmapL();
+
+ /*
+ * Process mask part of source image
+ */
+ void ProcessMaskL();
+
+ /*
+ * Set this active object to completed state
+ * -> one process step (RunL) will be executed.
+ */
+ void SelfComplete();
+
+ /*
+ * Set client request to completed state
+ * -> process complete.
+ * @param aReason Request complete reason
+ */
+ void RequestComplete( TInt aReason );
+
+ private: // Private constructors
+
+ CIHLBitmapProcessor();
+ void ConstructL( const TUint32 aOptions );
+
+ private: // Private data types
+
+ enum TProcessorState
+ {
+ EInactive,
+ EProcessBitmap,
+ EProcessMask,
+ EFinish,
+ };
+
+ private: // Data
+
+ // Ref: Process status & state
+ TRequestStatus* iProcessorStatus;
+ TProcessorState iProcessorState;
+
+ // Ref: Source bitmap & rect
+ const MIHLBitmap* iSrcBitmap;
+ TRect iSrcRect;
+
+ // Ref: Destination bitmap & rect
+ CIHLBitmap* iDstBitmap;
+ TRect iDstRect;
+
+ // Own: Scaler
+ CIHLScaler* iScaler;
+
+ };
+
+#endif // CIHLBITMAPPROCESSOR_H
+
+// End of File