presage 0.9.1
dejavuPredictor.h
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1
2/******************************************************
3 * Presage, an extensible predictive text entry system
4 * ---------------------------------------------------
5 *
6 * Copyright (C) 2008 Matteo Vescovi <matteo.vescovi@yahoo.co.uk>
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License along
19 with this program; if not, write to the Free Software Foundation, Inc.,
20 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 *
22 **********(*)*/
23
24#ifndef PRESAGE_DEJAVUPREDICTOR
25#define PRESAGE_DEJAVUPREDICTOR
26
27#include "predictor.h"
28#include "../core/dispatcher.h"
29
30#include <list>
31#include <string>
32#include <fstream>
33
34
44class DejavuPredictor : public Predictor, public Observer {
45public:
48
49 virtual Prediction predict(const size_t size, const char** filter) const;
50
51 virtual void learn(const std::vector<std::string>& change);
52
53 virtual void update (const Observable* variable);
54
55private:
56 typedef void (DejavuPredictor::* mbr_func_ptr_t) (const std::string& value);
57 std::map<std::string, mbr_func_ptr_t> dispatch_map;
58
59 bool init_memory_trigger(std::list<std::string>&) const;
60 bool match(const std::list<std::string>&, const std::list<std::string>&) const;
61 bool init_rolling_window(std::list<std::string>&, std::ifstream&) const;
62 void update_rolling_window(std::list<std::string>&, const std::string&) const;
63
64 void set_memory (const std::string& filename);
65 void set_trigger (const std::string& number);
66
67 std::string LOGGER;
68 std::string MEMORY;
69 std::string TRIGGER;
70
71 std::string memory;
73
75};
76
77#endif // SOOTH_DEJAVUPREDICTOR
Tracks user interaction and context.
void update_rolling_window(std::list< std::string > &, const std::string &) const
virtual void update(const Observable *variable)
virtual void learn(const std::vector< std::string > &change)
void set_trigger(const std::string &number)
Dispatcher< DejavuPredictor > dispatcher
std::string TRIGGER
void(DejavuPredictor::* mbr_func_ptr_t)(const std::string &value)
bool init_memory_trigger(std::list< std::string > &) const
std::string memory
std::map< std::string, mbr_func_ptr_t > dispatch_map
bool match(const std::list< std::string > &, const std::list< std::string > &) const
std::string MEMORY
void set_memory(const std::string &filename)
std::string LOGGER
virtual Prediction predict(const size_t size, const char **filter) const
Generate prediction.
bool init_rolling_window(std::list< std::string > &, std::ifstream &) const