//
// $Id: UnitTypes.hpp,v 1.8 2010/05/03 22:16:36 lynn Exp $
//

#ifndef UnitTypesINCLUDED
# define UnitTypesINCLUDED

// class forward declarations
class QString;

typedef enum { 
    NOUNITS,                    // must be first
    LENGTH,
    SQRT_LENGTH,     
    AREA,
    VOLUME,
    FLOW,
    FLOWSQUARED,
    FLOWperSQRT_LENGTH,
    PER_FLOW,
    POWER,
    POWERperFLOW,
    ENERGY,
    TIME,
    TIMESQUARED,
    MASS,
    HEAT,
    ENERGYFLUX,
    MASSFLUX,
    VOLFLUX,
    CONCENTRATION,
    AREAperTIME,
    PER_TIME,
    TEMPERATURE,
    LENGTHperTEMPERATURE_F,
    TEMPERATUREinF,
    SPECIFICHEAT,
    VELOCITY,
    VELOCITYperTEMPERATURE_F,
    DENSITY,
    POWERCOST,
    VALUE,
    VALUEperFLOW,
    VALUEperVOLUME,
    LENGTHperVOLUME,
    LENGTHperFLOW,
    PER_LENGTH,
    FLOWperLENGTH,
    VOLUMEperFLOW,
    ENERGYperLENGTH,
    POWERperLENGTH,
    FRACTION,
    NODIM,
    PERCENTUNCERTAINTY,
    VOLUMEUNCERTAINTY,
    FLOWUNCERTAINTY,
    LENGTHUNCERTAINTY,
    TIMEUNCERTAINTY,
    VOLUMESQUARED,
    TIMEperLENGTH,
    FLOWVOLUME,
    FLOWTIME,
    FLOWperTIME,
    DATETIME,
    NUMUNITS                    // must be last
} unit_type;

typedef enum {
    Fixed,
    perMonth,
    perYear
} unit_duration;

// In UnitMgr.cpp
extern const QString USRUNITS;
extern const QString STDUNITS;
extern const char * STDUNITSSTRING;
extern const QString OPTUNITS;
//#define ANYUNITS "ANY"

#endif
//--- (end UnitTypes.hpp) ---