--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imagehandlinglib/Src/IHLImageFactory.cpp	Tue Jan 26 15:18:05 2010 +0200
@@ -0,0 +1,249 @@
+/*
+* Copyright (c) 2004-2007 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:  Static factory class for creating file instances.
+*
+*/
+
+
+// INCLUDE FILES
+#include <IHLImageFactory.h>
+
+#include "CIHLFileImage.h"
+#include "CIHLFileImageExtJpg.h"
+#include <IclExtJpegApi.h>
+
+// Private namespace for constants and functions
+namespace
+	{
+	// First image index
+	const TInt KIHLFirstImage = 0;
+	const TInt KIHLNullOptions = 0;
+
+	const TInt KMimeTypeStringLength = 255;
+	_LIT( KJpgType, "image/jpeg" );
+
+
+    // Helper functions
+    // -----------------------------------------------------------------------------
+    // OpenExtendedFileImageL
+    // -----------------------------------------------------------------------------
+    //
+	CIHLFileImageExtJpg* OpenExtendedFileImageL( RFs& aFs, const TDesC& aFilename,
+												TInt aImageIndex, const TUint32 aOptions )
+		{
+		CIHLFileImageExtJpg* fileImageExtJpg = NULL;
+        TRAPD( err, fileImageExtJpg = CIHLFileImageExtJpg::NewL( aFs, aFilename,
+                                                           aImageIndex, aOptions ) );
+        if( !err )
+            {
+            // Hw or Sw extended decoder found; check for cropping capability
+            CleanupStack::PushL( fileImageExtJpg );
+            if( !( fileImageExtJpg->CapabilitiesL() & CExtJpegDecoder::ECapCropping ) )
+                {
+                //Decoder does not support cropping, use the old implementation
+                CleanupStack::PopAndDestroy( fileImageExtJpg );
+                fileImageExtJpg = NULL;
+                }
+            else
+                {
+                CleanupStack::Pop( fileImageExtJpg );
+                }
+            }
+
+        return fileImageExtJpg;
+		}
+
+    // -----------------------------------------------------------------------------
+    // MimeTypeIsJpgL
+    // -----------------------------------------------------------------------------
+    //
+    TBool MimeTypeIsJpgL( RFile& aFile )
+        {
+        using namespace ContentAccess;
+
+        TBuf<KMimeTypeStringLength> mime;
+        CContent* content = CContent::NewL( aFile );
+        CleanupStack::PushL( content );
+        CData* data = content->OpenContentL( EPeek );
+        CleanupStack::PushL( data );
+        User::LeaveIfError( data->GetStringAttribute( EMimeType, mime ) );
+        CleanupStack::PopAndDestroy( 2 ); //data, content
+        if( mime.Compare( KJpgType ) == 0 ) return ETrue;
+        return EFalse;
+        }
+	}
+
+// ============================ STATIC FUNCTIONS ===============================
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenFileImageL( RFs& aFs, const TDesC& aFilename )
+	{
+	RFile fileHandle;
+	TInt err( fileHandle.Open( aFs, aFilename, EFileShareReadersOnly ) );
+	if( err )
+		{
+		User::LeaveIfError( fileHandle.Open( aFs, aFilename, EFileShareAny ) );
+		}
+	CleanupClosePushL( fileHandle );
+
+	if ( MimeTypeIsJpgL( fileHandle ) )
+		{
+		CIHLFileImageExtJpg* fileImageExtJpg = OpenExtendedFileImageL( aFs,
+																	aFilename,
+																	KIHLFirstImage,
+																	KIHLNullOptions );
+		if ( fileImageExtJpg )
+			{
+			CleanupStack::PopAndDestroy();	// fileHandle.Close()
+			return fileImageExtJpg;
+			}
+		}
+
+	CIHLFileImage* fileImage = CIHLFileImage::NewL( fileHandle, KIHLFirstImage, KIHLNullOptions );
+
+	CleanupStack::PopAndDestroy(); // fileHandle.Close()
+
+	return fileImage;
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenFileImageL( RFs& aFs, const TDesC& aFilename,
+														 TInt aImageIndex )
+	{
+	RFile fileHandle;
+	TInt err( fileHandle.Open( aFs, aFilename, EFileShareReadersOnly ) );
+	if( err )
+		{
+		User::LeaveIfError( fileHandle.Open( aFs, aFilename, EFileShareAny ) );
+		}
+	CleanupClosePushL( fileHandle );
+
+	if ( MimeTypeIsJpgL( fileHandle ) )
+		{
+		CIHLFileImageExtJpg* fileImageExtJpg = OpenExtendedFileImageL( aFs,
+																	aFilename,
+																	aImageIndex,
+																	KIHLNullOptions );
+		if ( fileImageExtJpg )
+			{
+			CleanupStack::PopAndDestroy();	// fileHandle.Close()
+			return fileImageExtJpg;
+			}
+		}
+
+	CIHLFileImage* fileImage = CIHLFileImage::NewL( fileHandle, aImageIndex, KIHLNullOptions );
+
+	CleanupStack::PopAndDestroy(); // fileHandle.Close()
+
+	return fileImage;
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenFileImageL( RFs& aFs, const TDesC& aFilename,
+														 TInt aImageIndex, const TUint32 aOptions )
+	{
+	RFile fileHandle;
+	TInt err( fileHandle.Open( aFs, aFilename, EFileShareReadersOnly ) );
+	if( err )
+		{
+		User::LeaveIfError( fileHandle.Open( aFs, aFilename, EFileShareAny ) );
+		}
+	CleanupClosePushL( fileHandle );
+
+	if ( MimeTypeIsJpgL( fileHandle ) )
+		{
+		CIHLFileImageExtJpg* fileImageExtJpg = OpenExtendedFileImageL( aFs,
+																	aFilename,
+																	aImageIndex,
+																	aOptions );
+		if ( fileImageExtJpg )
+			{
+			CleanupStack::PopAndDestroy();	// fileHandle.Close()
+			return fileImageExtJpg;
+			}
+		}
+
+	CIHLFileImage* fileImage = CIHLFileImage::NewL( fileHandle, aImageIndex, aOptions );
+
+	CleanupStack::PopAndDestroy(); // fileHandle.Close()
+
+	return fileImage;
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenFileImageL( RFile& aFile )
+	{
+	return CIHLFileImage::NewL( aFile, KIHLFirstImage, KIHLNullOptions );
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenFileImageL( RFile& aFile, TInt aImageIndex )
+	{
+	return CIHLFileImage::NewL( aFile, aImageIndex, KIHLNullOptions );
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenFileImageL( RFile& aFile, TInt aImageIndex,
+														 const TUint32 aOptions )
+	{
+	return CIHLFileImage::NewL( aFile, aImageIndex, aOptions );
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenBufferedFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenBufferedFileImageL( RFs& aFs, const TDesC8& aDataBuf )
+	{
+	return CIHLFileImage::NewL( aFs, aDataBuf, KIHLFirstImage, KIHLNullOptions );
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenBufferedFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenBufferedFileImageL( RFs& aFs,
+                                        const TDesC8& aDataBuf, TInt aImageIndex )
+	{
+	return CIHLFileImage::NewL( aFs, aDataBuf, aImageIndex, KIHLNullOptions );
+	}
+
+// -----------------------------------------------------------------------------
+// IHLImageFactory::OpenBufferedFileImageL
+// -----------------------------------------------------------------------------
+//
+EXPORT_C MIHLFileImage* IHLImageFactory::OpenBufferedFileImageL( RFs& aFs,
+            const TDesC8& aDataBuf, TInt aImageIndex, const TUint32 aOptions )
+	{
+	return CIHLFileImage::NewL( aFs, aDataBuf, aImageIndex, aOptions );
+	}
+
+//  End of File