--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/imageeditorengine/filters/FilterContrast/Inc/CFilterContrast.h Fri Jan 29 13:53:17 2010 +0200
@@ -0,0 +1,58 @@
+/*
+* Copyright (c) 2010 Ixonos Plc.
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the "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:
+* Ixonos Plc
+*
+* Description:
+*
+*/
+
+
+#ifndef __CFilterContrast_H__
+#define __CFilterContrast_H__
+
+#include <e32base.h>
+#include "MImageFilter.h"
+
+class CFilterContrast
+ : public CBase
+ , public MImageFilter
+ {
+ public:
+ IMPORT_C static TInt Create();
+ virtual ~CFilterContrast();
+
+ private:
+ static CFilterContrast* NewL();
+ CFilterContrast();
+ void ConstructL();
+
+ public: // MImageFilter
+ virtual TRect Rect();
+ virtual TReal Scale();
+ virtual TSize ViewPortSize();
+ virtual TBlock * GetBlockL ( const TRect & aRect );
+ virtual void SetParent( MImageFilter* aParent );
+ virtual void SetChild( MImageFilter* aChild );
+ virtual TInt CmdL( const TDesC16& aCmd );
+ virtual const char* Type();
+
+ private:
+ void ComputeContrastStretchL();
+
+ private: // Data
+
+ TUint8 iLUT[256];
+ TInt iContrast;
+ };
+
+#endif