--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/cameraapp/generic/inc/CamSyncRotatorAo.h Wed Sep 01 12:30:54 2010 +0100
@@ -0,0 +1,133 @@
+/*
+* Copyright (c) 2007 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: Utility class to rotate bitmaps*
+*/
+
+
+
+
+
+#ifndef __CamSyncRotatorAo_H
+#define __CamSyncRotatorAo_H
+
+// INCLUDES
+#include <bitmaptransforms.h>
+
+// CONSTANTS
+
+// MACROS
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// CLASS DECLARATION
+
+class MBitmapRotationObserver
+ {
+public:
+ /**
+ * Mixin interface to be implemented by any object wishing to receive
+ * notification of rotation complete events.
+ * @since 3.0
+ * @param aErr KErrNone if successful, on error other Epoc codes possible
+ */
+ virtual void RotationCompleteL( TInt aErr ) = 0 ;
+ };
+
+
+/**
+* Utility class to help in the rotating of bitmaps (for post-capture snapshot)
+*
+* @since 3.0
+*/
+class CCamSyncRotatorAo : public CActive
+ {
+ private:
+ // This structure stores the details of a rotation task.
+ // Used only internally, the bitmap is *not* owned by this
+ // class, and will be overwritten by the rotation operation.
+ class CRotateTask : public CBase
+ {
+ public:
+ // The source bitmap to be rotated (and overwritten)
+ CFbsBitmap* iBitmap;
+
+ // The angle to rotate the bitmap by
+ CBitmapRotator::TRotationAngle iAngle;
+ };
+
+ public: // Constructors and destructor
+
+ /**
+ * Two-phased constructor.
+ */
+ static CCamSyncRotatorAo* NewL(MBitmapRotationObserver& aObserver);
+
+ /**
+ * Destructor.
+ */
+ virtual ~CCamSyncRotatorAo();
+
+ public: // New functions
+ /**
+ * Rotates the specified bitmap by the supplied angle.
+ * Note that the original bitmap will be overwritten
+ * @since 3.0
+ * @param aBitmap The bitmap to rotate
+ * @param aRotation The angle to rotate the bitmap
+ */
+ void RotateL( CFbsBitmap* aBitmap, CBitmapRotator::TRotationAngle aRotation );
+
+ public: // Functions from base classes
+ /**
+ * Called when a rotate operation has completed
+ * @since 3.0
+ */
+ void RunL();
+
+
+ /**
+ * Called to cancel an outstanding operation (eg when class is being destroyed)
+ * @since 3.0
+ */
+ void DoCancel();
+
+ private:
+
+ /**
+ * C++ default constructor.
+ * @since 3.0
+ */
+ CCamSyncRotatorAo(MBitmapRotationObserver& aObserver);
+
+ /**
+ * By default Symbian 2nd phase constructor is private.
+ * @since 3.0
+ */
+ void ConstructL();
+
+ private: // Data
+
+ // ICL utility class that actually does the bitmap rotation
+ CBitmapRotator* iRotator;
+
+ MBitmapRotationObserver& iObserver;
+ };
+
+#endif // __CamSyncRotatorAo_H
+
+// End of File