michael@0: /*  GRAPHITE2 LICENSING
michael@0: 
michael@0:     Copyright 2010, SIL International
michael@0:     All rights reserved.
michael@0: 
michael@0:     This library is free software; you can redistribute it and/or modify
michael@0:     it under the terms of the GNU Lesser General Public License as published
michael@0:     by the Free Software Foundation; either version 2.1 of License, or
michael@0:     (at your option) any later version.
michael@0: 
michael@0:     This program is distributed in the hope that it will be useful,
michael@0:     but WITHOUT ANY WARRANTY; without even the implied warranty of
michael@0:     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
michael@0:     Lesser General Public License for more details.
michael@0: 
michael@0:     You should also have received a copy of the GNU Lesser General Public
michael@0:     License along with this library in the file named "LICENSE".
michael@0:     If not, write to the Free Software Foundation, 51 Franklin Street, 
michael@0:     Suite 500, Boston, MA 02110-1335, USA or visit their web page on the 
michael@0:     internet at http://www.fsf.org/licenses/lgpl.html.
michael@0: 
michael@0: Alternatively, the contents of this file may be used under the terms of the
michael@0: Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public
michael@0: License, as published by the Free Software Foundation, either version 2
michael@0: of the License or (at your option) any later version.
michael@0: */
michael@0: #pragma once
michael@0: #include <cstring>
michael@0: #include <cassert>
michael@0: #include "inc/Main.h"
michael@0: #include "inc/List.h"
michael@0: 
michael@0: namespace graphite2 {
michael@0: 
michael@0: class FeatureRef;
michael@0: class FeatureMap;
michael@0: 
michael@0: class FeatureVal : public Vector<uint32>
michael@0: {
michael@0: public:
michael@0:     FeatureVal() : m_pMap(0) { }
michael@0:     FeatureVal(int num, const FeatureMap & pMap) : Vector<uint32>(num), m_pMap(&pMap) {}
michael@0:     FeatureVal(const FeatureVal & rhs) : Vector<uint32>(rhs), m_pMap(rhs.m_pMap) {}
michael@0: 
michael@0:     FeatureVal & operator = (const FeatureVal & rhs) { Vector<uint32>::operator = (rhs); m_pMap = rhs.m_pMap; return *this; }
michael@0: 
michael@0:     bool operator ==(const FeatureVal & b) const
michael@0:     {
michael@0:         size_t n = size();
michael@0:         if (n != b.size())      return false;
michael@0:         
michael@0:         for(const_iterator l = begin(), r = b.begin(); n && *l == *r; --n, ++l, ++r);
michael@0:         
michael@0:         return n == 0;
michael@0:     }
michael@0: 
michael@0:     CLASS_NEW_DELETE
michael@0: private:
michael@0:     friend class FeatureRef;        //so that FeatureRefs can manipulate m_vec directly
michael@0:     const FeatureMap* m_pMap;
michael@0: };
michael@0: 
michael@0: typedef FeatureVal Features;
michael@0: 
michael@0: } // namespace graphite2
michael@0: 
michael@0: 
michael@0: struct gr_feature_val : public graphite2::FeatureVal {};