diff -r 000000000000 -r 5d03bc08d59c fbs/fontandbitmapserver/sfbs/fbshelper.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fbs/fontandbitmapserver/sfbs/fbshelper.cpp	Tue Feb 02 01:47:50 2010 +0200
@@ -0,0 +1,128 @@
+// Copyright (c) 2007-2009 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:
+//
+// Description:
+//
+
+#include <e32uid.h>
+#include <e32svr.h>
+#include <u32hal.h>
+#include <fbs.h>
+#include "UTILS.H"
+#include "fbshelper.h"
+#include "fbsrasterizer.h"
+#include "fbsmessage.h"
+
+GLREF_C void Panic(TFbsPanic aPanic);
+
+
+CFbsSessionHelper::CFbsSessionHelper(RFbsSession& aFbs)
+	: CActive(CActive::EPriorityIdle), iFbs(aFbs)
+	{
+	if (CActiveScheduler::Current() != NULL)
+		CActiveScheduler::Add(this);
+#ifdef __WINS__
+	TUint8* rasterizerSetting = NULL;
+	UserSvr::HalFunction(EHalGroupEmulator, EEmulatorHalStringProperty, (TAny*)"FBSRASTERIZER_DLL", &rasterizerSetting);
+	if (rasterizerSetting)
+		{
+		TBuf<80> rasterizerName;
+		rasterizerName.Copy(TPtrC8(rasterizerSetting));
+		const TUidType KFbsRasterizerLibraryUidType(KDynamicLibraryUid, KSharedLibraryUid, KFbsRasterizerLibraryUid);
+		TInt err = iRasterizerLib.Load(rasterizerName, KFbsRasterizerLibraryUidType);
+		if (err == KErrNone)
+			{
+			CFbsRasterizer* (*create)() = reinterpret_cast<CFbsRasterizer*(*)()>(iRasterizerLib.Lookup(1));
+			iRasterizer = create();
+			}
+#ifdef _DEBUG
+		else
+			{
+			RDebug::Printf("Failed to load extended bitmap rasterizer %s\r\n", rasterizerSetting);
+			}
+#endif
+		}
+	// else do nothing, as rasterizer is optional
+#else
+	iRasterizer = CFbsRasterizer::New();
+#endif
+#ifdef SYMBIAN_DEBUG_FBS_LOCKHEAP
+	TInt err = iDebugMutex.OpenGlobal(KFBSERVDebugMutexName, EOwnerThread);
+	if (err != KErrNone)
+		Panic(EFbsPanicChunkError);
+#endif
+	}
+
+
+CFbsSessionHelper::~CFbsSessionHelper()
+	{
+	if (IsAdded())
+		Cancel();
+	iBitmaps.Reset();
+	delete iRasterizer;
+#ifdef __WINS__
+	iRasterizerLib.Close();
+#endif
+#ifdef SYMBIAN_DEBUG_FBS_LOCKHEAP
+	iDebugMutex.Close();
+#endif
+	delete iExtraBuffer;
+	}
+
+
+TInt CFbsSessionHelper::AddBitmap(CFbsBitmap& aBitmap)
+	{
+	if (IsAdded())
+		{
+		TInt err = iBitmaps.InsertInAddressOrder(&aBitmap);
+		if (err == KErrNone && !IsActive())
+			{
+			SetActive();
+			iFbs.SendCommand(EFbsMessBitmapNotifyDirty, TIpcArgs(), iStatus);
+			}
+		return err;
+		}
+	return KErrNone;
+	}
+
+
+void CFbsSessionHelper::RemoveBitmap(CFbsBitmap& aBitmap)
+	{
+	if (IsAdded())
+		{
+		TInt index = iBitmaps.FindInAddressOrder(&aBitmap);
+		if (index != KErrNotFound)
+			{
+			iBitmaps.Remove(index);
+			if (iBitmaps.Count() == 0)
+				Cancel();
+			}
+		}
+	}
+
+
+void CFbsSessionHelper::RunL()
+	{
+	if (iStatus == KErrNone && iBitmaps.Count() > 0)
+		{
+		for (TInt i = 0; i < iBitmaps.Count(); ++i)
+			(void)iBitmaps[i]->CleanAddress();
+		SetActive();
+		iFbs.SendCommand(EFbsMessBitmapNotifyDirty, TIpcArgs(), iStatus);
+		}
+	}
+
+
+void CFbsSessionHelper::DoCancel()
+	{
+	iFbs.SendCommand(EFbsMessBitmapCancelNotifyDirty);
+	}