--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/uigraphics/AknIcon/inc/AknIconLoader.h Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,161 @@
+/*
+* Copyright (c) 2002 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: Icon loading from MIF files.
+*
+*
+*/
+
+
+
+#ifndef AKN_ICON_LOADER_H
+#define AKN_ICON_LOADER_H
+
+// INCLUDES
+#include <e32std.h>
+#include <f32file.h>
+#include <fbs.h>
+#include <mifheader.cdl.h>
+
+// CONSTANTS
+
+static const TInt32 KUidAvkonMultiIconFile( 0x034232342 );
+static const TInt32 KUidAvkonMultiIcon( 0x034232343 );
+static const TInt32 KMifFirstSupportedVersion( 1 );
+static const TInt32 KMifLastSupportedVersion( 3 );
+static const TInt32 KMifIconFirstSupportedVersion( 1 );
+static const TInt32 KMifIconLastSupportedVersion( 1 );
+
+struct TMifFileHeaderV1
+ {
+ TInt32 iUid;
+ TInt32 iVersion; // this determines how many fields of header are valid
+ TInt32 iArrayOffset;
+ TInt32 iArrayLength; // array length in items of TMifBitmapOffsetElement
+ };
+
+struct TMifFileHeaderV3
+ {
+ TInt32 iIndexDllUid;
+ };
+
+struct TMifFileHeader
+ {
+ TMifFileHeaderV1 iV1;
+ // since version 3
+ TMifFileHeaderV3 iV3;
+ // since version 4
+ // This is extensible by upgrading iVersion!
+ };
+
+struct TMifIconHeader
+ {
+ TInt32 iUid;
+ TInt32 iVersion;
+ // since version 1
+ TInt32 iDataOffset; // offset to icon data (from beginning of icon)
+ TInt32 iDataLength; // length of icon data in bytes
+ TInt32 iType; // type, e.g. svg
+ TInt32 iDepth; // depth of bitmap the content will be rendered to
+ TInt32 iAnimated; // whether icon is animated
+ TInt32 iMaskDepth; // depth of mask
+ // since version 2
+ // this is extensible by upgrading iVersion
+ };
+
+// FORWARD DECLARATIONS
+
+struct TMifBitmapOffsetElement;
+class CAknIconLocationInfo;
+
+// FUNCTION PROTOTYPES
+
+GLREF_C void CleanupFreeIcon( TAny* aObj );
+
+// CLASS DECLARATION
+
+/**
+* CAknIconLoader.
+*/
+NONSHARABLE_CLASS(CAknIconLoader) : public CBase
+ {
+ public: // Constructors and destructor
+
+ static CAknIconLoader* NewL( RFs& aFs, const TDesC& aFileName );
+ static CAknIconLoader* NewL( RFile& aFile ); // Opened file handle.
+ ~CAknIconLoader();
+
+ public: // New methods
+
+ void OpenFileL( RFs& aFs, const TDesC& aFileName );
+ void OpenFileL( RFile& aFile ); // Opened file handle.
+ void CloseFile();
+
+ TPtrC8 IconL( TInt aId );
+ TInt32 IconTypeL( TInt aId );
+ TInt32 IconDepthL( TInt aId );
+ TInt32 MaskDepthL( TInt aId );
+ TInt32 IconAnimatedL( TInt aId );
+ void FreeIcon();
+
+ /**
+ * Retrieves the icon location table from the MIF file assigned to this icon loader.
+ * The table is linked with the given icon file name, which of course should match
+ * the file used by this icon loader.
+ *
+ * @param aFileName MIF file name, full path.
+ */
+ CAknIconLocationInfo* LoadIconLocationInfoL( const TDesC& aFileName );
+
+#ifdef _NGATESTING
+ TInt32 GetDerivedIconTypeL(TInt32 aType, const TDesC & aMifFileName);
+ void SetIconTypeConfig(TInt32 aConfigIconType, const TDesC & aNGATestDirectory);
+#endif
+
+ private: // New methods
+
+ void LoadFileHeaderStructL();
+ void CheckFileL();
+ const TMifBitmapOffsetElement* BitmapOffsetsL();
+ const TMifBitmapOffsetElement* BitmapOffsetsArrayL();
+ TPtrC8 IconWithHeaderL( TInt aId );
+ void CheckIconL( TInt aId );
+ TMifIconHeader* IconHeaderL( TInt aId );
+ void LoadSharedOffsetsL();
+ void LoadOffsetsFromMifL();
+
+ private: // Private constructors
+
+ CAknIconLoader();
+ void ConstructL( RFs& aFs, const TDesC& aFileName );
+ void ConstructL( RFile& aFile );
+
+ private: // Data
+
+ RFile iFile;
+ TMifFileHeader iHeader;
+ HBufC8* iOffsets;
+ MifHeader::CInstance* iSharedOffsets;
+ TInt iIconId;
+ HBufC8* iIcon;
+ CCdlEngineRef* iCdlEngine;
+
+#ifdef _NGATESTING
+ TInt32 iConfigIconType;
+ TFileName iNGADirectory;
+#endif
+ };
+
+#endif // AKN_ICON_LOADER_H
+
+// End of File