us_time_state.h

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#ifndef US_TIMESTATE_H
#define US_TIMESTATE_H

#include <QtCore>
#include "us_extern.h"
#include "us_util.h"
#include "us_db2.h"

#define _TMST_MAGI_ "USTS"
#define _TMST_VERS_ "1.0"
#define _TMST_INOVAL_ ((1<<15)-1)
#define _TMST_FNOVAL_ ((pow(2.0,19.0)-1.0)/4.0)

class US_UTIL_EXTERN US_TimeState : public QObject
{
   public:

      US_TimeState();

      int open_write_data( QString, double = 0.0, double = 0.0 );

      int set_key( QString, QString );

      int set_keys( QStringList&, QStringList& );

      int set_keys( QStringList& );

      int set_value( QString, int );

      int set_value( QString, double );

      int set_value( QString, QString );

      int flush_record( void );

      int write_defs( double = 0.0 );

      int close_write_data( void );

      int open_read_data( QString );

      int time_count( );

      int time_range( bool*, double*, double* );

      int field_keys( QStringList*, QStringList* );

      int read_record( int = -1 );

      int time_ivalue( const QString, int* = 0 );

      double time_dvalue( const QString, int* = 0 );

      QString time_svalue( const QString, int* = 0 );

      int close_read_data( void );

      QString error_message( int );

      QString last_error_message( void );

      static int dbCreate  ( US_DB2*, const int, const QString );

      static int dbDelete  ( US_DB2*, const int );

      static int dbExamine ( US_DB2*, int* = 0, int* = 0, QString* = 0,
                             QString* = 0, QString* = 0, QDateTime* = 0 );

      static int dbDownload( US_DB2*, const int, const QString );

      static int dbUpload  ( US_DB2*, const int, const QString );

   private:

      QFile*       fileo;           
      QFile*       filei;           

      QDataStream* dso;             
      QDataStream* dsi;             

      QString      filename;        
      QString      filepath;        
      QString      fvers;           
      QString      error_msg;       

      bool         lit_endian;      
      bool         wr_open;         
      bool         rd_open;         
      bool         const_ti;        

      int          dbg_level;       
      int          int_size;        
      int          ntimes;          
      int          nvalues;         
      int          timex;           
      int          fhdr_size;       
      int          rec_size;        

      double       time_inc;        
      double       time_first;      

      qint64       file_size;       

      char*        cdata;           
      char         cwork[ 256 ];    

      QStringList  keys;            
      QStringList  fmts;            
      QList< int > offs;            

   private slots:

      int    uhword      ( char* );
      int    hword       ( char* );
      int    iword       ( char* );
      float  fword       ( char* );
      double dword       ( char* );
      double d8word      ( char* );
      void   store_hword ( char*, int );
      void   store_iword ( char*, int );
      void   store_fword ( char*, double );
      void   store_dword ( char*, double );
      void   store_hwords( char*, int*,    int );
      void   store_iwords( char*, int*,    int );
      void   store_fwords( char*, double*, int );
      int    set_error   ( int );
      int    key_parameters( const QString, int*, int*, int* );
};
#endif