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/*************************************************************************
*
* 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 SD_SLIDESORTER_VIEW_LAYERED_DEVICE_HXX
#define SD_SLIDESORTER_VIEW_LAYERED_DEVICE_HXX
#include "view/SlsILayerPainter.hxx"
#include "SlideSorter.hxx"
#include <tools/gen.hxx>
#include <vcl/region.hxx>
#include <vcl/virdev.hxx>
#include <boost/noncopyable.hpp>
#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include <vector>
class Window;
namespace sd { namespace slidesorter { namespace view {
/** A simple wrapper around an OutputDevice that provides support for
independent layers and buffering.
Each layer may contain any number of painters.
*/
class LayeredDevice
: public ::boost::enable_shared_from_this<LayeredDevice>
{
public:
LayeredDevice (const SharedSdWindow& rpTargetWindow);
~LayeredDevice (void);
void Invalidate (
const Rectangle& rInvalidationBox,
const sal_Int32 nLayer);
void InvalidateAllLayers (
const Rectangle& rInvalidationBox);
void InvalidateAllLayers (
const Region& rInvalidationRegion);
void RegisterPainter (
const SharedILayerPainter& rPainter,
const sal_Int32 nLayer);
void RemovePainter (
const SharedILayerPainter& rPainter,
const sal_Int32 nLayer);
bool HasPainter (const sal_Int32 nLayer);
bool HandleMapModeChange (void);
void Repaint (const Region& rRepaintRegion);
void Resize (void);
void Dispose (void);
private:
SharedSdWindow mpTargetWindow;
class LayerContainer;
::boost::scoped_ptr<LayerContainer> mpLayers;
::boost::scoped_ptr<VirtualDevice> mpBackBuffer;
MapMode maSavedMapMode;
void RepaintRectangle (const Rectangle& rRepaintRectangle);
};
} } } // end of namespace ::sd::slidesorter::view
#endif
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