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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: impltools.hxx,v $
* $Revision: 1.8 $
*
* 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_TOOLS_HXX
#define _VCLCANVAS_TOOLS_HXX
#include <osl/mutex.hxx>
#include <vos/mutex.hxx>
#include <vcl/svapp.hxx>
#include <vcl/outdev.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <canvas/vclwrapper.hxx>
#include "outdevprovider.hxx"
class OutputDevice;
class Point;
class Size;
namespace basegfx
{
namespace matrix
{
class B2DHomMatrix;
}
namespace vector
{
class B2DVector;
}
namespace point
{
class B2DPoint;
}
}
namespace com { namespace sun { namespace star { namespace awt
{
struct Point;
struct Size;
struct Rectangle;
} } } }
namespace com { namespace sun { namespace star { namespace drawing
{
struct HomogenMatrix3;
} } } }
namespace com { namespace sun { namespace star { namespace geometry
{
struct RealPoint2D;
struct RealSize2D;
struct RealRectangle2D;
} } } }
namespace com { namespace sun { namespace star { namespace rendering
{
struct RenderState;
struct ViewState;
class XCanvas;
class XBitmap;
class XPolyPolygon2D;
} } } }
namespace vclcanvas
{
namespace tools
{
::BitmapEx
bitmapExFromXBitmap( const ::com::sun::star::uno::Reference<
::com::sun::star::rendering::XBitmap >& );
/** Setup VCL font and output position
@returns false, if no text output should happen
*/
bool setupFontTransform( ::Point& o_rPoint,
::Font& io_rVCLFont,
const ::com::sun::star::rendering::ViewState& viewState,
const ::com::sun::star::rendering::RenderState& renderState,
::OutputDevice& rOutDev );
/** Predicate, to determine whether polygon is actually an axis-aligned rectangle
@return true, if the polygon is a rectangle.
*/
bool isRectangle( const PolyPolygon& rPolyPoly );
// Little helper to encapsulate locking into policy class
class LocalGuard
{
public:
LocalGuard() :
aGuard( Application::GetSolarMutex() )
{
}
/// To be compatible with CanvasBase mutex concept
LocalGuard( const ::osl::Mutex& ) :
aGuard( Application::GetSolarMutex() )
{
}
private:
::vos::OGuard aGuard;
};
class OutDevStateKeeper
{
public:
explicit OutDevStateKeeper( OutputDevice& rOutDev ) :
mpOutDev( &rOutDev ),
mbMappingWasEnabled( mpOutDev->IsMapModeEnabled() )
{
init();
}
explicit OutDevStateKeeper( const OutDevProviderSharedPtr& rOutDev ) :
mpOutDev( rOutDev.get() ? &(rOutDev->getOutDev()) : NULL ),
mbMappingWasEnabled( mpOutDev ? mpOutDev->IsMapModeEnabled() : false )
{
init();
}
~OutDevStateKeeper()
{
if( mpOutDev )
{
mpOutDev->EnableMapMode( mbMappingWasEnabled );
mpOutDev->Pop();
}
}
private:
void init()
{
if( mpOutDev )
{
mpOutDev->Push();
mpOutDev->EnableMapMode(FALSE);
}
}
OutputDevice* mpOutDev;
const bool mbMappingWasEnabled;
};
::Point mapRealPoint2D( const ::com::sun::star::geometry::RealPoint2D& rPoint,
const ::com::sun::star::rendering::ViewState& rViewState,
const ::com::sun::star::rendering::RenderState& rRenderState );
::PolyPolygon mapPolyPolygon( const ::basegfx::B2DPolyPolygon& rPoly,
const ::com::sun::star::rendering::ViewState& rViewState,
const ::com::sun::star::rendering::RenderState& rRenderState );
enum ModulationMode
{
MODULATE_NONE,
MODULATE_WITH_DEVICECOLOR
};
::BitmapEx transformBitmap( const BitmapEx& rBitmap,
const ::basegfx::B2DHomMatrix& rTransform,
const ::com::sun::star::uno::Sequence< double >& rDeviceColor,
ModulationMode eModulationMode );
}
}
#endif /* _VCLCANVAS_TOOLS_HXX */
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