178 lines
8.8 KiB
C++
178 lines
8.8 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: geometry2dextractor.cxx,v $
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*
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* $Revision: 1.6 $
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*
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* last change: $Author: aw $ $Date: 2008-06-24 15:31:09 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_drawinglayer.hxx"
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#include <drawinglayer/processor3d/geometry2dextractor.hxx>
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#include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
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#include <drawinglayer/primitive3d/transformprimitive3d.hxx>
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#include <drawinglayer/primitive3d/modifiedcolorprimitive3d.hxx>
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#include <drawinglayer/primitive3d/polygonprimitive3d.hxx>
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#include <basegfx/polygon/b2dpolygontools.hxx>
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#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
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#include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx>
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#include <basegfx/polygon/b2dpolypolygontools.hxx>
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#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
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#include <drawinglayer/primitive3d/textureprimitive3d.hxx>
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//////////////////////////////////////////////////////////////////////////////
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using namespace com::sun::star;
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace processor3d
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{
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// as tooling, the process() implementation takes over API handling and calls this
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// virtual render method when the primitive implementation is BasePrimitive3D-based.
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void Geometry2DExtractingProcessor::processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate)
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{
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// it is a BasePrimitive3D implementation, use getPrimitive3DID() call for switch
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switch(rCandidate.getPrimitive3DID())
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{
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case PRIMITIVE3D_ID_TRANSFORMPRIMITIVE3D :
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{
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// transform group. Remember current transformations
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const primitive3d::TransformPrimitive3D& rPrimitive = static_cast< const primitive3d::TransformPrimitive3D& >(rCandidate);
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const geometry::ViewInformation3D aLastViewInformation3D(getViewInformation3D());
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// create new transformation; add new object transform from right side
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const geometry::ViewInformation3D aNewViewInformation3D(
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aLastViewInformation3D.getObjectTransformation() * rPrimitive.getTransformation(),
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aLastViewInformation3D.getOrientation(),
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aLastViewInformation3D.getProjection(),
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aLastViewInformation3D.getDeviceToView(),
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aLastViewInformation3D.getViewTime(),
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aLastViewInformation3D.getExtendedInformationSequence());
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updateViewInformation(aNewViewInformation3D);
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// let break down recursively
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process(rPrimitive.getChildren());
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// restore transformations
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updateViewInformation(aLastViewInformation3D);
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break;
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}
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case PRIMITIVE3D_ID_MODIFIEDCOLORPRIMITIVE3D :
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{
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// ModifiedColorPrimitive3D; push, process and pop
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const primitive3d::ModifiedColorPrimitive3D& rModifiedCandidate = static_cast< const primitive3d::ModifiedColorPrimitive3D& >(rCandidate);
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const primitive3d::Primitive3DSequence& rSubSequence = rModifiedCandidate.getChildren();
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if(rSubSequence.hasElements())
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{
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maBColorModifierStack.push(rModifiedCandidate.getColorModifier());
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process(rModifiedCandidate.getChildren());
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maBColorModifierStack.pop();
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}
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break;
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}
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case PRIMITIVE3D_ID_POLYGONHAIRLINEPRIMITIVE3D :
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{
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// PolygonHairlinePrimitive3D
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const primitive3d::PolygonHairlinePrimitive3D& rPrimitive = static_cast< const primitive3d::PolygonHairlinePrimitive3D& >(rCandidate);
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basegfx::B2DPolygon a2DHairline(basegfx::tools::createB2DPolygonFromB3DPolygon(rPrimitive.getB3DPolygon(), getViewInformation3D().getObjectToView()));
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if(a2DHairline.count())
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{
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a2DHairline.transform(getObjectTransformation());
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const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getBColor()));
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const primitive2d::Primitive2DReference xRef(new primitive2d::PolygonHairlinePrimitive2D(a2DHairline, aModifiedColor));
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primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(maPrimitive2DSequence, xRef);
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}
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break;
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}
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case PRIMITIVE3D_ID_POLYPOLYGONMATERIALPRIMITIVE3D :
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{
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// PolyPolygonMaterialPrimitive3D
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const primitive3d::PolyPolygonMaterialPrimitive3D& rPrimitive = static_cast< const primitive3d::PolyPolygonMaterialPrimitive3D& >(rCandidate);
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basegfx::B2DPolyPolygon a2DFill(basegfx::tools::createB2DPolyPolygonFromB3DPolyPolygon(rPrimitive.getB3DPolyPolygon(), getViewInformation3D().getObjectToView()));
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if(a2DFill.count())
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{
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a2DFill.transform(getObjectTransformation());
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const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getMaterial().getColor()));
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const primitive2d::Primitive2DReference xRef(new primitive2d::PolyPolygonColorPrimitive2D(a2DFill, aModifiedColor));
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primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(maPrimitive2DSequence, xRef);
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}
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break;
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}
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case PRIMITIVE3D_ID_GRADIENTTEXTUREPRIMITIVE3D :
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case PRIMITIVE3D_ID_HATCHTEXTUREPRIMITIVE3D :
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case PRIMITIVE3D_ID_BITMAPTEXTUREPRIMITIVE3D :
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case PRIMITIVE3D_ID_ALPHATEXTUREPRIMITIVE3D :
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case PRIMITIVE3D_ID_UNIFIEDALPHATEXTUREPRIMITIVE3D :
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{
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// TexturePrimitive3D: Process children, do not try to decompose
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const primitive3d::TexturePrimitive3D& rTexturePrimitive = static_cast< const primitive3d::TexturePrimitive3D& >(rCandidate);
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const primitive3d::Primitive3DSequence aChildren(rTexturePrimitive.getChildren());
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if(aChildren.hasElements())
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{
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process(aChildren);
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}
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break;
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}
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case PRIMITIVE3D_ID_SHADOWPRIMITIVE3D :
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{
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// accept but ignore labels and shadow; these should be extracted seperately
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break;
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}
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default :
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{
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// process recursively
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process(rCandidate.get3DDecomposition(getViewInformation3D()));
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break;
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}
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}
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}
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Geometry2DExtractingProcessor::Geometry2DExtractingProcessor(
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const geometry::ViewInformation3D& rViewInformation,
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const basegfx::B2DHomMatrix& rObjectTransformation)
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: BaseProcessor3D(rViewInformation),
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maPrimitive2DSequence(),
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maObjectTransformation(rObjectTransformation),
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maBColorModifierStack()
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{
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}
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} // end of namespace processor3d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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// eof
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