68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
// AreaOrderer.h
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/*==============================
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Copyright (c) 2011-2015 Dan Heeks
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. The name of the author may not be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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==============================*/
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#pragma once
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#include <memory>
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#include <list>
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#include <set>
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class CArea;
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class CCurve;
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class CAreaOrderer;
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class CInnerCurves: public std::enable_shared_from_this<CInnerCurves>
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{
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std::shared_ptr<CInnerCurves> m_pOuter;
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std::shared_ptr<CCurve> m_curve; // always empty if top level
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std::set<std::shared_ptr<CInnerCurves> > m_inner_curves;
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std::shared_ptr<CArea> m_unite_area; // new curves made by uniting are stored here
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public:
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static CAreaOrderer* area_orderer;
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CInnerCurves(std::shared_ptr<CInnerCurves> pOuter, std::shared_ptr<CCurve> curve);
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CInnerCurves(){}
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~CInnerCurves();
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void Insert(std::shared_ptr<CCurve> pcurve);
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void GetArea(CArea &area, bool outside = true, bool use_curve = true);
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void Unite(std::shared_ptr<CInnerCurves> c);
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};
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class CAreaOrderer
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{
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public:
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std::shared_ptr<CInnerCurves> m_top_level;
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CAreaOrderer();
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void Insert(std::shared_ptr<CCurve> pcurve);
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CArea ResultArea()const;
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};
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