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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _VCLCANVAS_OUTDEVPROVIDER_HXX
#define _VCLCANVAS_OUTDEVPROVIDER_HXX
#include <sal/types.h>
#include <boost/shared_ptr.hpp>
class OutputDevice;
namespace vclcanvas
{
/* Definition of OutDevProvider interface */
/** Implementers of this interface provide the CanvasHelper
with its OutputDevice.
This additional level of indirection was necessary, as the
OutputDevice is not an interface. There had to be a mechanism
to detect the moment when an OutputDevice is rendered to
(e.g. for the BitmapBackBuffer).
*/
class OutDevProvider
{
public:
virtual ~OutDevProvider() {}
virtual OutputDevice& getOutDev() = 0;
virtual const OutputDevice& getOutDev() const = 0;
};
typedef ::boost::shared_ptr< OutDevProvider > OutDevProviderSharedPtr;
}
#endif /* _VCLCANVAS_OUTDEVPROVIDER_HXX */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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