graphicsresourceservices/graphicsresource/inc/sgresource.inl
author andy simpson <andrews@symbian.org>
Fri, 08 Oct 2010 17:18:41 +0100
changeset 198 9f2f0d4d53f3
parent 0 5d03bc08d59c
permissions -rw-r--r--
Bug 3802 : Remove reference to tfxrenderstage as we do not have the source
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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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/**
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 @file
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 @publishedPartner
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 @prototype
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*/
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#ifndef SGRESOURCE_INL
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#define SGRESOURCE_INL
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/**
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@publishedPartner
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@prototype
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@deprecated
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Compares this identifier with another one to check if they are the same.
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@param aId The other identifier to compare against.
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@pre None.
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@post None.
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@return ETrue if the two identifiers are the same, EFalse otherwise.
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*/
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inline TBool TSgDrawableId::operator ==(const TSgDrawableId& aId) const
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	{
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	return iId[0] == aId.iId[0]
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		&& iId[1] == aId.iId[1]
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		&& iId[2] == aId.iId[2]
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		&& iId[3] == aId.iId[3]
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		&& iId[4] == aId.iId[4]
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		&& iId[5] == aId.iId[5];
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	}
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/**
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@publishedPartner
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@prototype
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@deprecated
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Compares this identifier with another one to check if they are different.
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@param aId The other identifier to compare against.
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@pre None.
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@post None.
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@return ETrue if the two identifiers are different, EFalse otherwise.
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*/
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inline TBool TSgDrawableId::operator !=(const TSgDrawableId& aId) const
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	{
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	return !operator ==(aId);
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	}
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/**
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@publishedPartner
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@prototype
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@deprecated
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Retrieves the type of a handle derived from RSgDrawable as a globally unique identifier.
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The type is set by the constructor of the handle and does not depend on the run-time
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type of the referenced drawable resource.
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@pre None.
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@post None.
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@return The type of the handle as a globally unique identifier.
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@see RSgDrawable::DrawableType()
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*/
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inline TUid RSgDrawable::HandleType() const
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	{
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	return iHandleType;
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	}
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/**
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@publishedPartner
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@prototype
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@deprecated
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Makes an extension interface available on a drawable resource. The extension interface
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is specified by type. The following example demonstrates how to use this function
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to get access to an extension interface.
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@code
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	MExampleExtensionInterface* interface;
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	if (drawable.GetInterface(interface) == KErrNone)
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		{
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@endcode
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@param aInterfacePtr On return, a pointer to the specified interface.
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@pre The Graphics Resource driver is initialised for use in the context of the
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     calling process.
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@pre This RSgDrawable handle is valid and not null.
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@pre The specified interface is supported on the drawable resource.
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@post The specified interface is available until this RSgDrawable handle is closed.
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@return KErrNone if successful.
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@return KErrBadHandle if this RSgDrawable handle is null.
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@return KErrExtensionNotSupported if the specified interface is not supported on
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        the drawable resource.
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@return KErrNoMemory if there is not enough system memory.
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@panic SGRES 2 in debug builds if this RSgDrawable handle is invalid.
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@panic SGRES 5 in debug builds if the Graphics Resource driver is not initialised
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       for use in the context of the calling process.
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@see RSgDrawable::GetInterface<M>(const M*&) const
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WARNING: Function for internal use ONLY.  Compatibility is not guaranteed in future releases. 
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*/
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template<class M>
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inline TInt RSgDrawable::GetInterface(M*& aInterfacePtr)
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	{
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	return GetInterface(TUid::Uid(M::EInterfaceUid), (TAny*&)aInterfacePtr);
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	}
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/**
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@publishedPartner
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@prototype
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@deprecated
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Makes an extension interface available on a drawable resource. The extension interface
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is specified by type and returned const-qualified. The following example demonstrates
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how to use this function to get access to an extension interface.
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@code
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	const MExampleExtensionInterface* interface;
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	if (drawable.GetInterface(interface) == KErrNone)
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		{
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@endcode
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@param aInterfacePtr On return, a pointer to the specified interface.
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@pre The Graphics Resource driver is initialised for use in the context of the
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     calling process.
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@pre This RSgDrawable handle is valid and not null.
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@pre The specified interface is supported on the drawable resource.
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@post The specified interface is available until this RSgDrawable handle is closed.
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@return KErrNone if successful.
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@return KErrBadHandle if this RSgDrawable handle is null.
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@return KErrExtensionNotSupported if the specified interface is not supported on
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        the drawable resource.
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@return KErrNoMemory if there is not enough system memory.
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@panic SGRES 2 in debug builds if this RSgDrawable handle is invalid.
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@panic SGRES 5 in debug builds if the Graphics Resource driver is not initialised
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       for use in the context of the calling process.
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@see RSgDrawable::GetInterface<M>(M*&)
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WARNING: Function for internal use ONLY.  Compatibility is not guaranteed in future releases. 
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*/
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template<class M>
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inline TInt RSgDrawable::GetInterface(const M*& aInterfacePtr) const
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	{
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	return GetInterface(TUid::Uid(M::EInterfaceUid), (TAny*&)aInterfacePtr);
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	}
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#endif // SGRESOURCE_INL