presage  0.8.7
ngram.h
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00001 
00002 /******************************************************
00003  *  Presage, an extensible predictive text entry system
00004  *  ---------------------------------------------------
00005  *
00006  *  Copyright (C) 2008  Matteo Vescovi <matteo.vescovi@yahoo.co.uk>
00007 
00008     This program is free software; you can redistribute it and/or modify
00009     it under the terms of the GNU General Public License as published by
00010     the Free Software Foundation; either version 2 of the License, or
00011     (at your option) any later version.
00012 
00013     This program is distributed in the hope that it will be useful,
00014     but WITHOUT ANY WARRANTY; without even the implied warranty of
00015     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016     GNU General Public License for more details.
00017 
00018     You should have received a copy of the GNU General Public License along
00019     with this program; if not, write to the Free Software Foundation, Inc.,
00020     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00021                                                                              *
00022                                                                 **********(*)*/
00023 
00024 
00025 #ifndef PRESAGE_NGRAM
00026 #define PRESAGE_NGRAM
00027 
00028 #include <iostream>
00029 #include <string>
00030 #include <vector>
00031 #include <assert.h>
00032 
00033 class Ngram {
00034     friend std::ostream& operator<<( std::ostream&, const Ngram& );
00035 public:
00036     Ngram(const int N);
00037     ~Ngram();
00038 
00039     int getN() const;
00040 
00041     std::string getNgram(const int n) const;
00042     void setNgram(const int n, const std::string str);
00043 
00044     bool operator<( const Ngram& ) const;
00045     Ngram& operator=( const Ngram& );
00046 
00047     std::string toString() const;
00048 
00049 private:
00050     int N;
00051     std::string* ngrams;
00052 
00053 };
00054 
00055 #endif // PRESAGE_NGRAM