office-gobmx/drawinglayer/source/primitive2d/backgroundcolorprimitive2d.cxx
2006-10-19 09:40:02 +00:00

138 lines
4.9 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: backgroundcolorprimitive2d.cxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: aw $ $Date: 2006-10-19 10:35:01 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_BACKGROUNDCOLORPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/backgroundcolorprimitive2d.hxx>
#endif
#ifndef _BGFX_POLYGON_B2DPOLYGON_HXX
#include <basegfx/polygon/b2dpolygon.hxx>
#endif
#ifndef _BGFX_POLYGON_B2DPOLYGONTOOLS_HXX
#include <basegfx/polygon/b2dpolygontools.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_POLYPOLYGONPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#endif
#ifndef _BGFX_TOOLS_CANVASTOOLS_HXX
#include <basegfx/tools/canvastools.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_GEOMETRY_VIEWINFORMATION2D_HXX
#include <drawinglayer/geometry/viewinformation2d.hxx>
#endif
//////////////////////////////////////////////////////////////////////////////
using namespace com::sun::star;
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence BackgroundColorPrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
if(!rViewInformation.getViewport().isEmpty())
{
const basegfx::B2DPolygon aOutline(basegfx::tools::createPolygonFromRect(rViewInformation.getViewport()));
const Primitive2DReference xRef(new PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aOutline), getBColor()));
return Primitive2DSequence(&xRef, 1L);
}
else
{
return Primitive2DSequence();
}
}
BackgroundColorPrimitive2D::BackgroundColorPrimitive2D(
const basegfx::BColor& rBColor)
: BasePrimitive2D(),
maBColor(rBColor),
maLastViewport()
{
}
bool BackgroundColorPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BasePrimitive2D::operator==(rPrimitive))
{
const BackgroundColorPrimitive2D& rCompare = (BackgroundColorPrimitive2D&)rPrimitive;
return (getBColor() == rCompare.getBColor());
}
return false;
}
basegfx::B2DRange BackgroundColorPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
{
// always as big as the view
return rViewInformation.getViewport();
}
sal_uInt32 BackgroundColorPrimitive2D::getPrimitiveID() const
{
return Create2DPrimitiveID('2','B','C','o');
}
Primitive2DSequence BackgroundColorPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
::osl::MutexGuard aGuard( m_aMutex );
if(getLocalDecomposition().hasElements() && (maLastViewport != rViewInformation.getViewport()))
{
// conditions of last local decomposition have changed, delete
const_cast< BackgroundColorPrimitive2D* >(this)->setLocalDecomposition(Primitive2DSequence());
}
if(!getLocalDecomposition().hasElements())
{
// remember ViewRange
const_cast< BackgroundColorPrimitive2D* >(this)->maLastViewport = rViewInformation.getViewport();
}
// use parent implementation
return BasePrimitive2D::get2DDecomposition(rViewInformation);
}
} // end of namespace primitive2d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
// eof