// Alphabet.h // ///////////////////////////////////////////////////////////////////////////// // Alphabet.h // ///////////////////////////////////////////////////////////////////////////// // // Copyright (c) 2001-2002 David Ward // ///////////////////////////////////////////////////////////////////////////// #ifndef __DASHER_ALPHABET_H__ #define __DASHER_ALPHABET_H__ #include "DasherTypes.h" #include "MSVC_Unannoy.h" #include <map> #include <vector> #include "AlphabetMap.h" namespace Dasher {class CAlphabet;} class Dasher::CAlphabet { public: CAlphabet(); ~CAlphabet() {} int GetNumberSymbols() const { return m_Characters.size();} // return size of alphabet Opts::ScreenOrientations GetOrientation() {return m_Orientation;} Opts::AlphabetTypes GetType() {return m_DefaultEncoding;} std::string& GetTrainingFile() {return m_TrainingFile;} symbol GetSpaceSymbol() {return m_SpaceSymbol;} const std::string& GetDisplayText(symbol i) const {return m_Display[i];} // return display string for i'th symbol const std::string& GetText(symbol i) const {return m_Characters[i];} // return string for i'th symbol const std::string& GetColour(symbol i) const {return m_Colours[i];} // return the colour for i'th symbol int GetTextColour(symbol i); // return the foreground colour for i'th symbol const std::string& GetForeground(symbol i) const {return m_Foreground[i];} // return the foreground colour for i'th symbol int get_group(symbol i) const {return m_Group[i];} // return group membership of i'th symbol // Fills Symbols with the symbols corresponding to Input. {{{ Note that this // is not necessarily reversible by repeated use of GetText. Some text // may not be recognised and so discarded. If IsMore is true then Input // is truncated to any final characters that were not used due to ambiguous // continuation. If IsMore is false Input is assumed to be all the available // text and so a symbol will be returned for a final "a" even if "ae" is // defined as its own symbol. }}} void GetSymbols(std::vector<symbol>* Symbols, std::string* Input, bool IsMore); void dump() const; // diagnostic protected: // Add the characters that can appear in Nodes void AddChar(const std::string NewCharacter, const std::string Display, const std::string Colour, const std::string Foreground); // add single char to the alphabet void StartNewGroup(); // Alphabet language parameters void SetSpaceSymbol() {m_SpaceSymbol=m_Characters.size()-1;} // We can set the space symbol to be the last character added void SetSpaceSymbol(symbol SpaceSymbol) {m_SpaceSymbol=SpaceSymbol;} // ...or any desired symbol. void SetOrientation(Opts::ScreenOrientations Orientation) {m_Orientation=Orientation;} void SetLanguage(Opts::AlphabetTypes Group) {m_DefaultEncoding=Group;} void SetTrainingFile(std::string TrainingFile) {m_TrainingFile=TrainingFile;} private: Opts::AlphabetTypes m_DefaultEncoding; Opts::ScreenOrientations m_Orientation; symbol m_SpaceSymbol; std::string m_TrainingFile; std::vector<std::string> m_Characters; // stores the characters std::vector<std::string> m_Display; // stores how the characters are visually represented in the Dasher nodes std::vector<std::string> m_Colours; // stores the colour of the characters std::vector<std::string> m_Foreground; // stores the colour of the character foreground std::vector<int> m_Group; // stores the group indicators - e.g. caps, numbers, punctuation int m_Groups; // number of groups alphabet_map TextMap; }; #endif // ifndef __DASHER_ALPHABET_H__