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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: cairo_devicehelper.hxx,v $
* $Revision: 1.5 $
*
* 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 _CAIROCANVAS_DEVICEHELPER_HXX
#define _CAIROCANVAS_DEVICEHELPER_HXX
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/rendering/XGraphicDevice.hpp>
#include <com/sun/star/rendering/XBufferController.hpp>
#include <boost/utility.hpp>
#include <vcl/window.hxx>
#include <vcl/bitmap.hxx>
#include "cairo_cairo.hxx"
/* Definition of DeviceHelper class */
namespace cairocanvas
{
class SpriteCanvas;
class SpriteCanvasHelper;
const SystemEnvData* GetSysData(Window *pOutputWindow);
class DeviceHelper : private ::boost::noncopyable
{
public:
DeviceHelper();
void init( Window& rOutputWindow,
SpriteCanvas& rSpriteCanvas,
const ::basegfx::B2ISize& rSize,
bool bFullscreen );
/// 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 );
::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;
void notifySizeUpdate( const ::com::sun::star::awt::Rectangle& rBounds );
void setSize( const ::basegfx::B2ISize& rSize );
::cairo::Surface* getBufferSurface();
::cairo::Surface* getWindowSurface();
::cairo::Surface* getSurface( const ::basegfx::B2ISize& rSize, ::cairo::Content aContent = CAIRO_CONTENT_COLOR_ALPHA );
::cairo::Surface* getSurface( ::cairo::Content aContent = CAIRO_CONTENT_COLOR_ALPHA );
::cairo::Surface* getSurface( BitmapSystemData& rData, const Size& rSize );
const ::basegfx::B2ISize& getSizePixel();
void flush();
Window* getOuputWindow()
{
return mpOutputWindow;
}
private:
/// Pointer to sprite canvas (owner of this helper), needed to create bitmaps
SpriteCanvas* mpSpriteCanvas;
::basegfx::B2ISize maSize;
bool mbFullScreen;
// TODO(Q3): Lifetime issue. Cannot control pointer validity
// over object lifetime, since we're a UNO component. Now that
// we've changed the ::Window canvas reference to a weak ref,
// might be okay to hold a uno::Reference to the VCL window
// here.
Window* mpOutputWindow;
const SystemEnvData* mpSysData;
::cairo::Surface* mpWindowSurface;
::cairo::Surface* mpBufferSurface;
::cairo::Cairo* mpBufferCairo;
};
}
#endif /* _CAIROCANVAS_WINDOWGRAPHICDEVICE_HXX */
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