FeatureVal.h (2280B)
1 /* GRAPHITE2 LICENSING 2 3 Copyright 2010, SIL International 4 All rights reserved. 5 6 This library is free software; you can redistribute it and/or modify 7 it under the terms of the GNU Lesser General Public License as published 8 by the Free Software Foundation; either version 2.1 of License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 You should also have received a copy of the GNU Lesser General Public 17 License along with this library in the file named "LICENSE". 18 If not, write to the Free Software Foundation, 51 Franklin Street, 19 Suite 500, Boston, MA 02110-1335, USA or visit their web page on the 20 internet at http://www.fsf.org/licenses/lgpl.html. 21 22 Alternatively, the contents of this file may be used under the terms of the 23 Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public 24 License, as published by the Free Software Foundation, either version 2 25 of the License or (at your option) any later version. 26 */ 27 #pragma once 28 #include <cstring> 29 #include <cassert> 30 #include "inc/Main.h" 31 #include "inc/List.h" 32 33 namespace graphite2 { 34 35 class FeatureRef; 36 class FeatureMap; 37 38 class FeatureVal : public Vector<uint32> 39 { 40 public: 41 FeatureVal() : m_pMap(0) { } 42 FeatureVal(int num, const FeatureMap & pMap) : Vector<uint32>(num), m_pMap(&pMap) {} 43 FeatureVal(const FeatureVal & rhs) : Vector<uint32>(rhs), m_pMap(rhs.m_pMap) {} 44 45 FeatureVal & operator = (const FeatureVal & rhs) { Vector<uint32>::operator = (rhs); m_pMap = rhs.m_pMap; return *this; } 46 47 bool operator ==(const FeatureVal & b) const 48 { 49 size_t n = size(); 50 if (n != b.size()) return false; 51 52 for(const_iterator l = begin(), r = b.begin(); n && *l == *r; --n, ++l, ++r); 53 54 return n == 0; 55 } 56 57 CLASS_NEW_DELETE 58 private: 59 friend class FeatureRef; //so that FeatureRefs can manipulate m_vec directly 60 const FeatureMap* m_pMap; 61 }; 62 63 typedef FeatureVal Features; 64 65 } // namespace graphite2 66 67 68 struct gr_feature_val : public graphite2::FeatureVal {};