// Copyright (c) 2008-2009 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:

 //

 /**

  @file

  @internalComponent

 */

 #ifndef SGDRIVERIMPL_INL

 #define SGDRIVERIMPL_INL

 inline void Panic(TSgResourceAdapterPanicReason aReason)

 	{

 	User::Panic(KSgResourceAdapterPanicCategory, aReason);

 	}

 // XSgBase

 inline XSgBase::XSgBase(XSgDriverImpl& aDriverImpl)

 	: iDriverImpl(aDriverImpl)

 	{}

 inline void XSgBase::IncRefCount()

 	{

 	__ASSERT_DEBUG(iDriverImpl.IsMutexHeld(), Panic(ESgPanicMutexNotHeld));

 	__ASSERT_DEBUG(iRefCount >= 0, Panic(ESgPanicBadReferenceCount));

 	++iRefCount;

 	}

 inline TInt XSgBase::DecRefCount()

 	{

 	__ASSERT_DEBUG(iDriverImpl.IsMutexHeld(), Panic(ESgPanicMutexNotHeld));

 	__ASSERT_DEBUG(iRefCount > 0, Panic(ESgPanicBadReferenceCount));

 	return --iRefCount;

 	}

 /**

 @internalComponent

 @test

 */

 inline TInt XSgBase::RefCount() const

 	{

 	return iRefCount;

 	}

 inline TAny* XSgBase::operator new(TUint aSize, TAny* aBase)

 	{

 	Mem::FillZ(aBase, aSize);

 	return aBase;

 	}

 // XSgDriverImpl

 inline XSgDriverImpl::XSgDriverImpl(RHeap* aHeap)

 	: iHeap(aHeap)

 	{}

 inline TAny* XSgDriverImpl::operator new(TUint aSize, TAny* aBase)

 	{

 	Mem::FillZ(aBase, aSize);

 	return aBase;

 	}

 inline void XSgDriverImpl::Wait()

 	{

 	iMutex.Wait();

 	}

 inline void XSgDriverImpl::Signal()

 	{

 	iMutex.Signal();

 	}

 inline TBool XSgDriverImpl::IsMutexHeld() const

 	{

 	return iMutex.IsHeld();

 	}

 inline TAny* XSgDriverImpl::Alloc(TInt aSize)

 	{

 	return iHeap->Alloc(aSize);

 	}

 inline void XSgDriverImpl::Free(TAny* aCell)

 	{

 	iHeap->Free(aCell);

 	}

 inline TInt XSgDriverImpl::CreateSurface(const RSurfaceManager::TSurfaceCreationAttributesBuf& aReqs, TSurfaceId& aSurfaceId)

 	{

 	return iSurfaceManager.CreateSurface(aReqs, aSurfaceId);

 	}

 inline TInt XSgDriverImpl::CreateSurface(const RSurfaceManager::TSurfaceCreationAttributesBuf& aReqs, TSurfaceId& aSurfaceId, const RChunk& aChunk)

 	{

 	return iSurfaceManager.CreateSurface(aReqs, aSurfaceId, aChunk);

 	}

 inline TInt XSgDriverImpl::OpenSurface(const TSurfaceId& aSurfaceId)

 	{

 	return iSurfaceManager.OpenSurface(aSurfaceId);

 	}

 inline TInt XSgDriverImpl::CloseSurface(const TSurfaceId& aSurfaceId)

 	{

 	return iSurfaceManager.CloseSurface(aSurfaceId);

 	}

 inline TInt XSgDriverImpl::SurfaceInfo(const TSurfaceId& aSurfaceId, RSurfaceManager::TInfoBuf& aInfo)

 	{

 	return iSurfaceManager.SurfaceInfo(aSurfaceId, aInfo);

 	}

 inline TInt XSgDriverImpl::SynchronizeCache(const TSurfaceId& aSurfaceId, TInt aBuffer, RSurfaceManager::TSyncOperation aOperation)

 	{

 	return iSurfaceManager.SynchronizeCache(aSurfaceId, aBuffer, aOperation);

 	}

 inline TInt XSgDriverImpl::GetSurfaceHint(const TSurfaceId& aSurfaceId, RSurfaceManager::THintPair& aHint)

 	{

 	return iSurfaceManager.GetSurfaceHint(aSurfaceId, aHint);

 	}

 #endif // SGDRIVERIMPL_INL