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libreoffice/canvas/source/vcl/devicehelper.hxx
Rüdiger Timm 3d22812abd INTEGRATION: CWS changefileheader (1.3.80); FILE MERGED
2008/03/28 16:35:16 rt 1.3.80.1: #i87441# Change license header to LPGL v3.
2008-04-11 08:54:14 +00:00

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5.8 KiB
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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: devicehelper.hxx,v $
* $Revision: 1.4 $
*
* 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_DEVICEHELPER_HXX
#define _VCLCANVAS_DEVICEHELPER_HXX
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/awt/XWindow2.hpp>
#include <com/sun/star/rendering/XGraphicDevice.hpp>
#include <com/sun/star/rendering/XBufferController.hpp>
#include <vcl/outdev.hxx>
#include <vcl/window.hxx>
#include "backbuffer.hxx"
#include <boost/utility.hpp>
/* Definition of DeviceHelper class */
namespace vclcanvas
{
class SpriteCanvas;
class SpriteCanvasHelper;
class DeviceHelper : private ::boost::noncopyable
{
public:
DeviceHelper();
void init( Window& rOutputWindow,
SpriteCanvas& rSpriteCanvas );
/// Dispose all internal references
void disposing();
// XWindowGraphicDevice
::com::sun::star::geometry::RealSize2D getPhysicalResolution();
::com::sun::star::geometry::RealSize2D getPhysicalSize();
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XLinePolyPolygon2D > createCompatibleLinePolyPolygon(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealPoint2D > >& points );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBezierPolyPolygon2D > createCompatibleBezierPolyPolygon(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealBezierSegment2D > >& points );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleAlphaBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileAlphaBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
sal_Bool hasFullScreenMode( );
sal_Bool enterFullScreenMode( sal_Bool bEnter );
::sal_Int32 createBuffers( ::sal_Int32 nBuffers );
void destroyBuffers( );
::sal_Bool showBuffer( ::sal_Bool bUpdateAll );
::sal_Bool switchBuffer( ::sal_Bool bUpdateAll );
OutputDevice* getOutDev() const { return mpOutputWindow; }
::com::sun::star::uno::Any getDeviceHandle() const;
::com::sun::star::uno::Any getSurfaceHandle() const;
/** called when DumpScreenContent property is enabled on
XGraphicDevice, and writes out bitmaps of current screen.
*/
void dumpScreenContent() const;
BackBufferSharedPtr getBackBuffer() const { return mpBackBuffer; }
void notifySizeUpdate( const ::com::sun::star::awt::Rectangle& rBounds );
private:
// TODO(Q2): Lifetime issue. Though WindowGraphicDeviceBase
// now listenes to the window component, I still consider
// holding a naked ptr unsafe here (especially as we pass it
// around via getOutDev). This _only_ works reliably, if
// disposing the SpriteCanvas correctly disposes all entities
// which hold this pointer.
Window* mpOutputWindow;
/// Pointer to sprite canvas (owner of this helper), needed to create bitmaps
SpriteCanvas* mpSpriteCanvas;
/// This buffer holds the background content for all associated canvases
BackBufferSharedPtr mpBackBuffer;
};
}
#endif /* _VCLCANVAS_WINDOWGRAPHICDEVICE_HXX */