--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/AppInc/TextureLoader.h Fri Oct 15 10:18:29 2010 +0900
@@ -0,0 +1,118 @@
+/*
+* 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: Juha Kauppinen, Mika Hokkanen
+*
+* Description: Photo Browser
+*
+*/
+
+#ifndef IMAGIC_TEXTURE_LOADER_H
+#define IMAGIC_TEXTURE_LOADER_H
+
+// INCLUDES
+#include "ImagicViewBrowser.h"
+#include "ImagicContainerBrowser.h"
+#include <BitmapTransforms.h>
+
+
+// FORWARD DECLARATIONS
+class CImagicViewBrowser;
+class CImagicAppUi;
+
+/*enum TTextureLoaderStatus
+{
+ EIdle = 0,
+ EScaling = 1,
+ EDecoding = 2,
+ ECreateSmileTex = 3,
+};*/
+
+class CTextureLoader : public CActive
+ {
+ public:
+ // Constructor and destructor
+ void ConstructL();
+ CTextureLoader(CImagicAppUi* aImagicAppUi, CImagicContainerBrowser* aContainer,
+ CImagicViewBrowser* aView, RCriticalSection* aDrawLock);
+ ~CTextureLoader();
+
+ // Tells if loader is running at the moment
+ inline const TBool IsRunning(void) const
+ {
+ return (iData!=NULL);
+ }
+
+ // Loads picture and stores the OpenGL index into specified variable
+ void LoadL(CImageData* aData, TThumbSize aResolution);
+
+ // Unloads picture from specified index
+ void ReleaseSuperHResTexture(CImageData* aGridData);
+ void ReleaseHQ512Textures();
+ void UnloadLQ512Tex(CImageData* aData) const;
+ void UnloadLQ128Tex(CImageData* aData) const;
+ void UnloadLQ32Tex(CImageData* aData) const;
+
+ // Called when image is loaded
+ void ImageLoadedL(TInt aError, CFbsBitmap* aBitmap, TInt aGLMaxRes);
+
+ // Creates OpenGL texture of given bitmap
+ static TInt CreateTexture(CFbsBitmap* aBitmap, TBool aHighQuality);
+ void CreateIconTextures(/*RArray<CFbsBitmap*> aBitmapArray*/);
+ void LoadIcons();
+
+ //void LoadAnimation();
+ TBool IsActiveAndRunning();
+ void GetPngL(TFileName& afilepath, CFbsBitmap* aBitmap);
+
+ private:
+ // Active object interface
+ void RunL();
+ void DoCancel();
+ void RunError();
+ void CreateThumbnailTexture(CFbsBitmap* aBitmap);
+
+ private:
+ // Scales given value to power of two
+ TInt ScaleDown(TInt aSize);
+ TBool IsScalingNeeded(TSize aImageSize);
+
+ private:
+ CImagicViewBrowser* iView; // Pointer to view
+ RCriticalSection* iDrawLock; // Drawing mutex
+ CImagicContainerBrowser* iContainer; // Container class
+ CFbsBitmap* iBitmap; // Bitmap for scaled picture
+ CFbsBitmap* iSmileBitmap; // Bitmap for scaled picture
+ CFbsBitmap* iZoomBitmap; // Bitmap for scaled picture
+ RArray<CFbsBitmap*> iBitmapArray; // Bitmap for scaled picture
+ CBitmapScaler* iBitmapScaler; // Bitmap scaler object
+ CImageDecoder* iImageDecoder;
+
+ CImageData* iData; // Pointer to one grid data
+ TBool iHighQuality; // Is image supposed to be high quality
+
+ TUint iNewIndex; // Texture index
+ CImageData* iPreviousData; // Texture index
+
+
+ TBool iCreateAnimation;
+ GLuint iSmileTexIndex;
+ RArray<GLuint> iIconTextureIndexes;
+ TSize iImageSize;
+ TBool iScalingNeeded;
+ CImagicAppUi* iImagicAppUi;
+ TInt iGLMaxRes;
+ TThumbSize iResolution;
+ TBool iClearCurrentLoading;
+ TBool iRGB2BGRDone;
+ };
+
+#endif // IMAGIC_TEXTURE_LOADER_H