forked from amazingfate/loongoffice
146 lines
6.6 KiB
C++
146 lines
6.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <drawinglayer/processor2d/linegeometryextractor2d.hxx>
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#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
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#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
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#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
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#include <drawinglayer/primitive2d/transformprimitive2d.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 processor2d
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{
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LineGeometryExtractor2D::LineGeometryExtractor2D(const geometry::ViewInformation2D& rViewInformation)
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: BaseProcessor2D(rViewInformation),
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maExtractedHairlines(),
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maExtractedLineFills(),
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mbInLineGeometry(false)
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{
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}
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LineGeometryExtractor2D::~LineGeometryExtractor2D()
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{
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}
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void LineGeometryExtractor2D::processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate)
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{
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switch(rCandidate.getPrimitive2DID())
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{
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case PRIMITIVE2D_ID_POLYGONSTROKEPRIMITIVE2D :
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case PRIMITIVE2D_ID_POLYGONSTROKEARROWPRIMITIVE2D :
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{
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// enter a line geometry group (with or without LineEnds)
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bool bOldState(mbInLineGeometry);
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mbInLineGeometry = true;
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process(rCandidate.get2DDecomposition(getViewInformation2D()));
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mbInLineGeometry = bOldState;
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break;
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}
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case PRIMITIVE2D_ID_POLYGONHAIRLINEPRIMITIVE2D :
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{
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if(mbInLineGeometry)
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{
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// extract hairline line geometry in world coordinates
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const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolygonHairlinePrimitive2D& >(rCandidate));
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basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon());
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aLocalPolygon.transform(getViewInformation2D().getObjectTransformation());
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maExtractedHairlines.push_back(aLocalPolygon);
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}
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break;
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}
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case PRIMITIVE2D_ID_POLYPOLYGONCOLORPRIMITIVE2D :
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{
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if(mbInLineGeometry)
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{
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// extract filled line geometry (line with width)
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const primitive2d::PolyPolygonColorPrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolyPolygonColorPrimitive2D& >(rCandidate));
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basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon());
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aLocalPolyPolygon.transform(getViewInformation2D().getObjectTransformation());
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maExtractedLineFills.push_back(aLocalPolyPolygon);
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}
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break;
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}
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case PRIMITIVE2D_ID_TRANSFORMPRIMITIVE2D :
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{
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// remember current transformation and ViewInformation
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const primitive2d::TransformPrimitive2D& rTransformCandidate(static_cast< const primitive2d::TransformPrimitive2D& >(rCandidate));
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const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
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// create new transformations for CurrentTransformation and for local ViewInformation2D
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const geometry::ViewInformation2D aViewInformation2D(
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getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(),
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getViewInformation2D().getViewTransformation(),
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getViewInformation2D().getViewport(),
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getViewInformation2D().getVisualizedPage(),
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getViewInformation2D().getViewTime(),
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getViewInformation2D().getExtendedInformationSequence());
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updateViewInformation(aViewInformation2D);
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// proccess content
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process(rTransformCandidate.getChildren());
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// restore transformations
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updateViewInformation(aLastViewInformation2D);
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break;
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}
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case PRIMITIVE2D_ID_SCENEPRIMITIVE2D :
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case PRIMITIVE2D_ID_WRONGSPELLPRIMITIVE2D :
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case PRIMITIVE2D_ID_MARKERARRAYPRIMITIVE2D :
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case PRIMITIVE2D_ID_POINTARRAYPRIMITIVE2D :
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case PRIMITIVE2D_ID_BITMAPPRIMITIVE2D :
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case PRIMITIVE2D_ID_RENDERGRAPHICPRIMITIVE2D :
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case PRIMITIVE2D_ID_METAFILEPRIMITIVE2D :
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case PRIMITIVE2D_ID_MASKPRIMITIVE2D :
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{
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// ignorable primitives
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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.get2DDecomposition(getViewInformation2D()));
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break;
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}
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}
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}
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} // end of namespace processor2d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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// eof
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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