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diff --git a/basegfx/source/polygon/b3dpolypolygon.cxx b/basegfx/source/polygon/b3dpolypolygon.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <osl/diagnose.h>
+#include <basegfx/polygon/b3dpolypolygon.hxx>
+#include <basegfx/polygon/b3dpolygon.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/matrix/b3dhommatrix.hxx>
+#include <vector>
+
+class ImplB3DPolyPolygon
+{
+ typedef std::vector< ::basegfx::B3DPolygon > PolygonVector;
+
+ PolygonVector maPolygons;
+
+public:
+ ImplB3DPolyPolygon() : maPolygons()
+ {
+ }
+
+ explicit ImplB3DPolyPolygon(const ::basegfx::B3DPolygon& rToBeCopied) :
+ maPolygons(1,rToBeCopied)
+ {
+ }
+
+ bool operator==(const ImplB3DPolyPolygon& rPolygonList) const
+ {
+ // same polygon count?
+ if(maPolygons.size() != rPolygonList.maPolygons.size())
+ return false;
+
+ // compare polygon content
+ if(maPolygons != rPolygonList.maPolygons)
+ return false;
+
+ return true;
+ }
+
+ const ::basegfx::B3DPolygon& getB3DPolygon(sal_uInt32 nIndex) const
+ {
+ return maPolygons[nIndex];
+ }
+
+ void setB3DPolygon(sal_uInt32 nIndex, const ::basegfx::B3DPolygon& rPolygon)
+ {
+ maPolygons[nIndex] = rPolygon;
+ }
+
+ void insert(sal_uInt32 nIndex, const ::basegfx::B3DPolygon& rPolygon, sal_uInt32 nCount)
+ {
+ if(nCount)
+ {
+ // add nCount copies of rPolygon
+ PolygonVector::iterator aIndex(maPolygons.begin());
+ if( nIndex )
+ aIndex += nIndex;
+ maPolygons.insert(aIndex, nCount, rPolygon);
+ }
+ }
+
+ void insert(sal_uInt32 nIndex, const ::basegfx::B3DPolyPolygon& rPolyPolygon)
+ {
+ // add all polygons from rPolyPolygon
+ PolygonVector::iterator aIndex(maPolygons.begin());
+ if( nIndex )
+ aIndex += nIndex;
+ maPolygons.insert(aIndex, rPolyPolygon.begin(), rPolyPolygon.end());
+ }
+
+ void remove(sal_uInt32 nIndex, sal_uInt32 nCount)
+ {
+ if(nCount)
+ {
+ // remove polygon data
+ PolygonVector::iterator aStart(maPolygons.begin());
+ aStart += nIndex;
+ const PolygonVector::iterator aEnd(aStart + nCount);
+
+ maPolygons.erase(aStart, aEnd);
+ }
+ }
+
+ sal_uInt32 count() const
+ {
+ return maPolygons.size();
+ }
+
+ void flip()
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.flip();
+ }
+
+ void removeDoublePoints()
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.removeDoublePoints();
+ }
+
+ void transform(const ::basegfx::B3DHomMatrix& rMatrix)
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.transform(rMatrix);
+ }
+
+ void clearBColors()
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.clearBColors();
+ }
+
+ void transformNormals(const ::basegfx::B3DHomMatrix& rMatrix)
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.transformNormals(rMatrix);
+ }
+
+ void clearNormals()
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.clearNormals();
+ }
+
+ void transformTextureCoordinates(const ::basegfx::B2DHomMatrix& rMatrix)
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.transformTextureCoordinates(rMatrix);
+ }
+
+ void clearTextureCoordinates()
+ {
+ for (auto& aPolygon : maPolygons)
+ aPolygon.clearTextureCoordinates();
+ }
+
+ const basegfx::B3DPolygon* begin() const
+ {
+ if (maPolygons.empty())
+ return nullptr;
+ else
+ return maPolygons.data();
+ }
+
+ const basegfx::B3DPolygon* end() const
+ {
+ if (maPolygons.empty())
+ return nullptr;
+ else
+ return maPolygons.data() + maPolygons.size();
+ }
+
+ basegfx::B3DPolygon* begin()
+ {
+ if (maPolygons.empty())
+ return nullptr;
+ else
+ return maPolygons.data();
+ }
+
+ basegfx::B3DPolygon* end()
+ {
+ if (maPolygons.empty())
+ return nullptr;
+ else
+ return maPolygons.data() + maPolygons.size();
+ }
+};
+
+namespace basegfx
+{
+ namespace {
+
+ B3DPolyPolygon::ImplType const & getDefaultPolyPolygon() {
+ static B3DPolyPolygon::ImplType const singleton;
+ return singleton;
+ }
+
+ }
+
+ B3DPolyPolygon::B3DPolyPolygon() :
+ mpPolyPolygon(getDefaultPolyPolygon())
+ {
+ }
+
+ B3DPolyPolygon::B3DPolyPolygon(const B3DPolyPolygon&) = default;
+
+ B3DPolyPolygon::B3DPolyPolygon(B3DPolyPolygon&&) = default;
+
+ B3DPolyPolygon::B3DPolyPolygon(const B3DPolygon& rPolygon) :
+ mpPolyPolygon( ImplB3DPolyPolygon(rPolygon) )
+ {
+ }
+
+ B3DPolyPolygon::~B3DPolyPolygon() = default;
+
+ B3DPolyPolygon& B3DPolyPolygon::operator=(const B3DPolyPolygon&) = default;
+
+ B3DPolyPolygon& B3DPolyPolygon::operator=(B3DPolyPolygon&&) = default;
+
+ bool B3DPolyPolygon::operator==(const B3DPolyPolygon& rPolyPolygon) const
+ {
+ if(mpPolyPolygon.same_object(rPolyPolygon.mpPolyPolygon))
+ return true;
+
+ return ((*mpPolyPolygon) == (*rPolyPolygon.mpPolyPolygon));
+ }
+
+ bool B3DPolyPolygon::operator!=(const B3DPolyPolygon& rPolyPolygon) const
+ {
+ return !(*this == rPolyPolygon);
+ }
+
+ sal_uInt32 B3DPolyPolygon::count() const
+ {
+ return mpPolyPolygon->count();
+ }
+
+ B3DPolygon const & B3DPolyPolygon::getB3DPolygon(sal_uInt32 nIndex) const
+ {
+ OSL_ENSURE(nIndex < mpPolyPolygon->count(), "B3DPolyPolygon access outside range (!)");
+
+ return mpPolyPolygon->getB3DPolygon(nIndex);
+ }
+
+ void B3DPolyPolygon::setB3DPolygon(sal_uInt32 nIndex, const B3DPolygon& rPolygon)
+ {
+ OSL_ENSURE(nIndex < mpPolyPolygon->count(), "B3DPolyPolygon access outside range (!)");
+
+ if(getB3DPolygon(nIndex) != rPolygon)
+ mpPolyPolygon->setB3DPolygon(nIndex, rPolygon);
+ }
+
+ bool B3DPolyPolygon::areBColorsUsed() const
+ {
+ for(sal_uInt32 a(0); a < mpPolyPolygon->count(); a++)
+ {
+ if(mpPolyPolygon->getB3DPolygon(a).areBColorsUsed())
+ {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ void B3DPolyPolygon::clearBColors()
+ {
+ if(areBColorsUsed())
+ mpPolyPolygon->clearBColors();
+ }
+
+ void B3DPolyPolygon::transformNormals(const B3DHomMatrix& rMatrix)
+ {
+ if(!rMatrix.isIdentity())
+ mpPolyPolygon->transformNormals(rMatrix);
+ }
+
+ bool B3DPolyPolygon::areNormalsUsed() const
+ {
+ for(sal_uInt32 a(0); a < mpPolyPolygon->count(); a++)
+ {
+ if(mpPolyPolygon->getB3DPolygon(a).areNormalsUsed())
+ {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ void B3DPolyPolygon::clearNormals()
+ {
+ if(areNormalsUsed())
+ mpPolyPolygon->clearNormals();
+ }
+
+ void B3DPolyPolygon::transformTextureCoordinates(const B2DHomMatrix& rMatrix)
+ {
+ if(!rMatrix.isIdentity())
+ mpPolyPolygon->transformTextureCoordinates(rMatrix);
+ }
+
+ bool B3DPolyPolygon::areTextureCoordinatesUsed() const
+ {
+ for(sal_uInt32 a(0); a < mpPolyPolygon->count(); a++)
+ {
+ if(mpPolyPolygon->getB3DPolygon(a).areTextureCoordinatesUsed())
+ {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ void B3DPolyPolygon::clearTextureCoordinates()
+ {
+ if(areTextureCoordinatesUsed())
+ mpPolyPolygon->clearTextureCoordinates();
+ }
+
+ void B3DPolyPolygon::append(const B3DPolygon& rPolygon, sal_uInt32 nCount)
+ {
+ if(nCount)
+ mpPolyPolygon->insert(mpPolyPolygon->count(), rPolygon, nCount);
+ }
+
+ void B3DPolyPolygon::append(const B3DPolyPolygon& rPolyPolygon)
+ {
+ if(rPolyPolygon.count())
+ mpPolyPolygon->insert(mpPolyPolygon->count(), rPolyPolygon);
+ }
+
+ void B3DPolyPolygon::remove(sal_uInt32 nIndex, sal_uInt32 nCount)
+ {
+ OSL_ENSURE(nIndex + nCount <= mpPolyPolygon->count(), "B3DPolyPolygon Remove outside range (!)");
+
+ if(nCount)
+ mpPolyPolygon->remove(nIndex, nCount);
+ }
+
+ void B3DPolyPolygon::clear()
+ {
+ mpPolyPolygon = getDefaultPolyPolygon();
+ }
+
+ void B3DPolyPolygon::flip()
+ {
+ mpPolyPolygon->flip();
+ }
+
+ bool B3DPolyPolygon::hasDoublePoints() const
+ {
+ bool bRetval(false);
+
+ for(sal_uInt32 a(0); !bRetval && a < mpPolyPolygon->count(); a++)
+ {
+ if(mpPolyPolygon->getB3DPolygon(a).hasDoublePoints())
+ {
+ bRetval = true;
+ }
+ }
+
+ return bRetval;
+ }
+
+ void B3DPolyPolygon::removeDoublePoints()
+ {
+ if(hasDoublePoints())
+ mpPolyPolygon->removeDoublePoints();
+ }
+
+ void B3DPolyPolygon::transform(const B3DHomMatrix& rMatrix)
+ {
+ if(mpPolyPolygon->count() && !rMatrix.isIdentity())
+ {
+ mpPolyPolygon->transform(rMatrix);
+ }
+ }
+
+ const B3DPolygon* B3DPolyPolygon::begin() const
+ {
+ return mpPolyPolygon->begin();
+ }
+
+ const B3DPolygon* B3DPolyPolygon::end() const
+ {
+ return mpPolyPolygon->end();
+ }
+
+ B3DPolygon* B3DPolyPolygon::begin()
+ {
+ return mpPolyPolygon->begin();
+ }
+
+ B3DPolygon* B3DPolyPolygon::end()
+ {
+ return mpPolyPolygon->end();
+ }
+} // end of namespace basegfx
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */