videofeeds/livetvutils/inc/CIptvLiveUIImageHandler.h
changeset 0 96612d01cf9f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/videofeeds/livetvutils/inc/CIptvLiveUIImageHandler.h	Mon Jan 18 20:21:12 2010 +0200
@@ -0,0 +1,164 @@
+/*
+* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:    Image conversion from file to CFbsBitmap in memory*
+*/
+
+
+
+
+#ifndef __CIPTV_LIVE_UI_IMAGEHANDLER_H__
+#define __CIPTV_LIVE_UI_IMAGEHANDLER_H__
+
+// INCLUDES
+#include <AknsItemID.h>
+// FORWARD DECLARATIONS
+class CImageDecoder;
+class MIptvLiveUIImageObserver;
+class CAknIconArray;
+
+// CLASS DECLARATION
+/**
+* Live TV Image handler offers interface to convert images from file 
+* (in JPEG or some other format) to Symbian in-memory representation 
+* (CFbsBitmap class).
+*
+*  @since
+*/
+class CIptvLiveUIImageHandler : public CActive
+    {
+            
+    public:  // Constructors and destructor
+        
+        /**
+        * Two-phased constructor.
+        */
+        IMPORT_C static CIptvLiveUIImageHandler* NewL( MIptvLiveUIImageObserver& aObserver );
+        
+        /**
+        * Destructor.
+        */
+        IMPORT_C virtual ~CIptvLiveUIImageHandler();
+
+    public: // New functions
+        
+        /**
+		* Starts converting image from file into in-memory CFbsBitmap. 
+		* The observer is notified with MIptvLiveUIImageObserver::ImageReadyL()
+		* when the conversion is complete.
+		* @param aFilePath Image file path.
+		* @return None.
+		*/
+		IMPORT_C void LoadImageL( const TDesC& aFilePath );
+
+		
+		
+        /**
+		* Loads the constant icons (record, remind, rights_forbid etc.)
+		* @param aIcons, icon array that the icon will be appended to.
+		* @param aIconIndex, index of the icon
+		* @param aMaskIndex, index of the icon mask
+		* @param aIconSize Icon size.
+		* @param aMifFileName MIF file name.
+		* @param aInsert if ETrue insert in to beginning of array, if EFalse
+		* append to the end of array.
+		* @since 3.0
+		*/		
+		IMPORT_C static void LoadIconL( CAknIconArray* aIcons, const TInt aIconIndex, 
+                               const TInt aMaskIndex, const TSize& aIconSize,
+                               const TDesC& aMifFileName, TBool aInsert );		
+		
+        /**
+		* Loads the constant color-customized icons (record, remind, rights_forbid etc.)
+		* @param aIcons, icon array that the icon will be appended to.
+		* @param aItemId, item ID of the masked bitmap to be created
+		* @param aIconIndex, index of the icon
+		* @param aMaskIndex, index of the icon mask
+		* @param aIconSize Icon size.
+		* @param aMifFileName MIF file name.
+		* @param aInsert if ETrue insert in to beginning of array, if EFalse
+		* append to the end of array.
+		* @since 5.0
+		*/		
+		IMPORT_C static void LoadIconL( CAknIconArray* aIcons, const TAknsItemID aItemId,
+		                        const TInt aIconIndex, const TInt aMaskIndex, const TSize& aIconSize,
+                                const TDesC& aMifFileName, TBool aInsert );		
+
+    protected: // From CActive
+
+        /**
+        * From CActive.
+		* Handles an active object’s request completion event.
+        */
+        void RunL();
+
+        /**
+        * From CActive.
+		* Implements cancellation of an outstanding request.
+        * This function is called as part of the active object’s Cancel().
+        */
+        void DoCancel();
+        
+        /**
+        * From CActive.
+		* Handles a leave occurring in the request completion 
+        * event handler RunL().
+        */
+        TInt RunError( TInt aError );
+
+    private: // Constructors
+
+        /**
+        * C++ default constructor.
+        */
+        CIptvLiveUIImageHandler( MIptvLiveUIImageObserver& aObserver );
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();
+
+	private: // Private methods
+		
+		/**
+		* Resets iBitmap to empty bitmap.
+		*/
+		void ResetBitmap();
+
+        
+    private: // Data
+
+		/**
+		* Live TV Client observer.
+		*/
+		MIptvLiveUIImageObserver* iObserver;
+		
+		/**
+		* File server session.
+		*/
+		RFs iFs;
+
+		/**
+		* Image decoder.
+		*/
+		CImageDecoder* iImageDecoder;
+		
+		/**
+		* Image bitmap.
+		*/
+		CFbsBitmap* iBitmap;
+        
+    };
+
+#endif      // __CIPTV_LIVE_UI_IMAGEHANDLER_H__
+// End of File