office-gobmx/drawinglayer/source/processor3d/geometry2dextractor.cxx

203 lines
11 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: geometry2dextractor.cxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: aw $ $Date: 2008-06-10 09:29:33 $
*
* 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
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_drawinglayer.hxx"
#include <drawinglayer/processor3d/geometry2dextractor.hxx>
#include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
#include <drawinglayer/primitive3d/transformprimitive3d.hxx>
#include <drawinglayer/primitive3d/modifiedcolorprimitive3d.hxx>
#include <drawinglayer/primitive3d/polygonprimitive3d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <drawinglayer/primitive3d/textureprimitive3d.hxx>
//////////////////////////////////////////////////////////////////////////////
using namespace com::sun::star;
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace processor3d
{
Geometry2DExtractingProcessor::Geometry2DExtractingProcessor(
const geometry::ViewInformation3D& rViewInformation,
const basegfx::B2DHomMatrix& rObjectTransformation)
: BaseProcessor3D(rViewInformation),
maPrimitive2DSequence(),
maObjectTransformation(rObjectTransformation),
maBColorModifierStack()
{
}
void Geometry2DExtractingProcessor::process(const primitive3d::Primitive3DSequence& rSource)
{
if(rSource.hasElements())
{
const sal_Int32 nCount(rSource.getLength());
for(sal_Int32 a(0L); a < nCount; a++)
{
// get reference
const primitive3d::Primitive3DReference xReference(rSource[a]);
if(xReference.is())
{
// try to cast to BasePrimitive3D implementation
const primitive3d::BasePrimitive3D* pBasePrimitive = dynamic_cast< const primitive3d::BasePrimitive3D* >(xReference.get());
if(pBasePrimitive)
{
// it is a BasePrimitive3D implementation, use getPrimitiveID() call for switch
switch(pBasePrimitive->getPrimitiveID())
{
case PRIMITIVE3D_ID_TRANSFORMPRIMITIVE3D :
{
// transform group. Remember current transformations
const primitive3d::TransformPrimitive3D& rPrimitive = static_cast< const primitive3d::TransformPrimitive3D& >(*(xReference.get()));
const geometry::ViewInformation3D aLastViewInformation3D(getViewInformation3D());
// create new transformation; add new object transform from right side
const geometry::ViewInformation3D aNewViewInformation3D(
aLastViewInformation3D.getTransformation() * rPrimitive.getTransformation(),
aLastViewInformation3D.getOrientation(),
aLastViewInformation3D.getProjection(),
aLastViewInformation3D.getDeviceToView(),
aLastViewInformation3D.getViewTime(),
aLastViewInformation3D.getExtendedInformationSequence());
updateViewInformation(aNewViewInformation3D);
// let break down recursively
process(rPrimitive.getChildren());
// restore transformations
updateViewInformation(aLastViewInformation3D);
break;
}
case PRIMITIVE3D_ID_MODIFIEDCOLORPRIMITIVE3D :
{
// ModifiedColorPrimitive3D; push, process and pop
const primitive3d::ModifiedColorPrimitive3D& rModifiedCandidate = static_cast< const primitive3d::ModifiedColorPrimitive3D& >(*pBasePrimitive);
const primitive3d::Primitive3DSequence& rSubSequence = rModifiedCandidate.getChildren();
if(rSubSequence.hasElements())
{
maBColorModifierStack.push(rModifiedCandidate.getColorModifier());
process(rModifiedCandidate.getChildren());
maBColorModifierStack.pop();
}
break;
}
case PRIMITIVE3D_ID_POLYGONHAIRLINEPRIMITIVE3D :
{
// PolygonHairlinePrimitive3D
const primitive3d::PolygonHairlinePrimitive3D& rPrimitive = static_cast< const primitive3d::PolygonHairlinePrimitive3D& >(*pBasePrimitive);
basegfx::B2DPolygon a2DHairline(basegfx::tools::createB2DPolygonFromB3DPolygon(rPrimitive.getB3DPolygon(), getViewInformation3D().getObjectToView()));
if(a2DHairline.count())
{
a2DHairline.transform(getObjectTransformation());
const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getBColor()));
const primitive2d::Primitive2DReference xRef(new primitive2d::PolygonHairlinePrimitive2D(a2DHairline, aModifiedColor));
primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(maPrimitive2DSequence, xRef);
}
break;
}
case PRIMITIVE3D_ID_POLYPOLYGONMATERIALPRIMITIVE3D :
{
// PolyPolygonMaterialPrimitive3D
const primitive3d::PolyPolygonMaterialPrimitive3D& rPrimitive = static_cast< const primitive3d::PolyPolygonMaterialPrimitive3D& >(*pBasePrimitive);
basegfx::B2DPolyPolygon a2DFill(basegfx::tools::createB2DPolyPolygonFromB3DPolyPolygon(rPrimitive.getB3DPolyPolygon(), getViewInformation3D().getObjectToView()));
if(a2DFill.count())
{
a2DFill.transform(getObjectTransformation());
const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getMaterial().getColor()));
const primitive2d::Primitive2DReference xRef(new primitive2d::PolyPolygonColorPrimitive2D(a2DFill, aModifiedColor));
primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(maPrimitive2DSequence, xRef);
}
break;
}
case PRIMITIVE3D_ID_GRADIENTTEXTUREPRIMITIVE3D :
case PRIMITIVE3D_ID_HATCHTEXTUREPRIMITIVE3D :
case PRIMITIVE3D_ID_BITMAPTEXTUREPRIMITIVE3D :
case PRIMITIVE3D_ID_ALPHATEXTUREPRIMITIVE3D :
case PRIMITIVE3D_ID_UNIFIEDALPHATEXTUREPRIMITIVE3D :
{
// TexturePrimitive3D: Process children, do not try to decompose
const primitive3d::TexturePrimitive3D& rTexturePrimitive = static_cast< const primitive3d::TexturePrimitive3D& >(*pBasePrimitive);
const primitive3d::Primitive3DSequence aChildren(rTexturePrimitive.getChildren());
if(aChildren.hasElements())
{
process(aChildren);
}
break;
}
case PRIMITIVE3D_ID_SDRLABELPRIMITIVE3D :
case PRIMITIVE3D_ID_SHADOWPRIMITIVE3D :
{
// accept but ignore labels and shadow; these should be extracted seperately
break;
}
default :
{
// process recursively
process(pBasePrimitive->get3DDecomposition(getViewInformation3D()));
break;
}
}
}
else
{
// unknown implementation, use UNO API call instead and process recursively
const uno::Sequence< beans::PropertyValue >& rViewParameters(getViewInformation3D().getViewInformationSequence());
process(xReference->getDecomposition(rViewParameters));
}
}
}
}
}
} // end of namespace processor3d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
// eof