// 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