189 lines
5.5 KiB
C++
189 lines
5.5 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 2008 by Sun Microsystems, Inc.
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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 <basegfx/range/b2dpolyrange.hxx>
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#include <basegfx/range/b2drange.hxx>
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#include <basegfx/range/b2drangeclipper.hxx>
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#include <basegfx/tuple/b2dtuple.hxx>
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#include <basegfx/polygon/b2dpolypolygon.hxx>
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#include <boost/bind.hpp>
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#include <boost/tuple/tuple.hpp>
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#include <algorithm>
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#include <vector>
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namespace basegfx
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{
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class ImplB2DPolyRange
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{
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void updateBounds()
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{
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maBounds.reset();
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std::for_each(maRanges.begin(),
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maRanges.end(),
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boost::bind(
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(void (B2DRange::*)(const B2DRange&))(
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&B2DRange::expand),
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boost::ref(maBounds),
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_1));
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}
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public:
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ImplB2DPolyRange() :
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maBounds(),
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maRanges(),
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maOrient()
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{}
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explicit ImplB2DPolyRange( const B2DRange& rRange, B2VectorOrientation eOrient ) :
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maBounds( rRange ),
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maRanges( 1, rRange ),
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maOrient( 1, eOrient )
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{}
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bool operator==(const ImplB2DPolyRange& rRHS) const
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{
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return maRanges == rRHS.maRanges && maOrient == rRHS.maOrient;
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}
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sal_uInt32 count() const
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{
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return maRanges.size();
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}
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B2DPolyRange::ElementType getElement(sal_uInt32 nIndex) const
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{
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return boost::make_tuple(maRanges[nIndex],
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maOrient[nIndex]);
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}
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void appendElement(const B2DRange& rRange, B2VectorOrientation eOrient, sal_uInt32 nCount)
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{
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maRanges.insert(maRanges.end(), nCount, rRange);
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maOrient.insert(maOrient.end(), nCount, eOrient);
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maBounds.expand(rRange);
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}
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void clear()
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{
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std::vector<B2DRange> aTmpRanges;
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std::vector<B2VectorOrientation> aTmpOrient;
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maRanges.swap(aTmpRanges);
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maOrient.swap(aTmpOrient);
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maBounds.reset();
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}
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bool overlaps( const B2DRange& rRange ) const
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{
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if( !maBounds.overlaps( rRange ) )
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return false;
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const std::vector<B2DRange>::const_iterator aEnd( maRanges.end() );
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return std::find_if( maRanges.begin(),
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aEnd,
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boost::bind<bool>( boost::mem_fn( &B2DRange::overlaps ),
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_1,
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boost::cref(rRange) ) ) != aEnd;
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}
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B2DPolyPolygon solveCrossovers() const
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{
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return tools::solveCrossovers(maRanges,maOrient);
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}
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private:
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B2DRange maBounds;
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std::vector<B2DRange> maRanges;
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std::vector<B2VectorOrientation> maOrient;
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};
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B2DPolyRange::B2DPolyRange() :
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mpImpl()
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{}
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B2DPolyRange::~B2DPolyRange()
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{}
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B2DPolyRange::B2DPolyRange( const B2DPolyRange& rRange ) :
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mpImpl( rRange.mpImpl )
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{}
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B2DPolyRange& B2DPolyRange::operator=( const B2DPolyRange& rRange )
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{
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mpImpl = rRange.mpImpl;
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return *this;
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}
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bool B2DPolyRange::operator==(const B2DPolyRange& rRange) const
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{
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if(mpImpl.same_object(rRange.mpImpl))
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return true;
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return ((*mpImpl) == (*rRange.mpImpl));
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}
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bool B2DPolyRange::operator!=(const B2DPolyRange& rRange) const
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{
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return !(*this == rRange);
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}
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sal_uInt32 B2DPolyRange::count() const
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{
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return mpImpl->count();
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}
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B2DPolyRange::ElementType B2DPolyRange::getElement(sal_uInt32 nIndex) const
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{
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return mpImpl->getElement(nIndex);
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}
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void B2DPolyRange::appendElement(const B2DRange& rRange, B2VectorOrientation eOrient, sal_uInt32 nCount)
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{
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mpImpl->appendElement(rRange, eOrient, nCount );
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}
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void B2DPolyRange::clear()
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{
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mpImpl->clear();
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}
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bool B2DPolyRange::overlaps( const B2DRange& rRange ) const
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{
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return mpImpl->overlaps(rRange);
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}
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B2DPolyPolygon B2DPolyRange::solveCrossovers() const
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{
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return mpImpl->solveCrossovers();
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}
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} // end of namespace basegfx
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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