command.h

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#if !defined(COMMAND_H)
#define COMMAND_H

#include "haio.h"
#include "haconst.h"
#include "hastl.h"
#include "hastring.h"

const int MAXBUFFLEN = 2560;

/* Format values are related to Tokens */
#define Tok2Format(x) ((x)-359)
#define Format2Tok(x) ((x)+359)

const int FormatPDB      = 1;
const int FormatMacroMod = 2;
const int FormatGaussian = 3;
const int FormatAlchemy  = 4;
const int FormatNMRPDB   = 5;
const int FormatCharmm   = 6;
const int FormatBiosym   = 7;
const int FormatMOPAC    = 8;
const int FormatSHELX    = 9;
const int FormatMol2     = 10;
const int FormatFDAT     = 11;
const int FormatMMDB     = 12;
const int FormatMDL      = 13;
const int FormatXYZ      = 14;
const int FormatCIF      = 15;
const int FormatCEX      = 16;
const int FormatRWF      = 17;
const int FormatHarlem    = 18;
const int FormatAmberPrep = 19;

class Expr;
class HaMolSet;

class CmdParser
{
public:
        CmdParser();
        virtual ~CmdParser();
        
        int CurToken;                

        char CurLine[MAXBUFFLEN];    

        deque<HaString> cmd_history;  
        static int max_history_save;
        int cur_history_cmd;
        
        static map<HaString,int, less<HaString> > Keywords;        
        static int keys_init;                                      
        static int InitKeywords();                                 
        static int RegisterKeyword(HaString keyw, const int itok); 

        Long TokenValue;         
        double TokenValueFloat;  
        HaString TokenIdent;     
        char *TokenStart;        
        char *TokenPtr;          
                                                                
        HaString RollHistory(int step);   

        void CommandError(const char* error );                        
        int LookUpKeyword();                             
        int FetchToken();                                
        int NextIf(int token, const char* error );
        int ParseColour(int& RVal, int& GVal, int& BVal); 
        Expr* ParseRange(int neg );
        Expr* ParseExpression(int level,HaMolSet* pmset); 
};


#ifdef _WIN32
#define DirChar  '\\'
#else
#define DirChar  '/'
#endif


#endif /* !defined(COMMAND_H) */

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