helpers.h File Reference

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Namespaces
namespace	msl
	Top-level namespace of the msl library.

Macros
#define	ON_ERROR_RETURN_FALSE(S)
	Execute statement S, and, if not MRRESULT_SUCCESS, return false.
#define	ON_ERROR_RETURN_STATUS(S)
	Execute statement S, and, if not MRRESULT_SUCCESS, return the status.
#define	ON_ERROR_SET_STATUS_AND_RETURN_FALSE(S)
	Execute statement S, and, if not MRRESULT_SUCCESS, set the status of the current object and return false.
#define	ON_FALSE_RETURN_FALSE(S)
	Execute statement S, and, if false, return false.
#define	ON_FALSE_RETURN_STATUS(O, S)
	Execute statement O.S, and, if false, return the status of object O.
#define	ON_FALSE_SET_STATUS_AND_RETURN_FALSE(O, S)
	Execute statement O.S, and, if false, set the status of the current object to that of object O and return false.

Functions
double	msl::roundUp (double value, double base)
	Round up the value to the nearest multiple of base.
long	msl::roundUpGRT (double value)
	Round up the value to the nearest multiple of GRAD_RASTER_TIME.
double	msl::roundDown (double value, double base)
	Round down the value to the nearest multiple of base.
long	msl::roundDownGRT (double value)
	Round down the value to the nearest multiple of GRAD_RASTER_TIME.
template<typename T >
long	msl::endTime (T const &x)
	Get the end time of an non-GRAD_PULSE IDEA object.
long	msl::endTime (sGRAD_PULSE const &x)
	Get the end time of a GRAD_PULSE object.

Macro Definition Documentation

ON_ERROR_RETURN_FALSE

#define ON_ERROR_RETURN_FALSE

(

S

)

Value:

{ \
    MrResult const __status = (S); \
    if(!MrSucceeded(__status)) \
    { \
        return false; \
    } \
}

Execute statement S, and, if not MRRESULT_SUCCESS, return false.

ON_ERROR_RETURN_STATUS

#define ON_ERROR_RETURN_STATUS

(

S

)

Value:

{ \
    MrResult const __status = (S); \
    if(!MrSucceeded(__status)) \
    { \
        return __status; \
    } \
}

Execute statement S, and, if not MRRESULT_SUCCESS, return the status.

ON_ERROR_SET_STATUS_AND_RETURN_FALSE

#define ON_ERROR_SET_STATUS_AND_RETURN_FALSE

(

S

)

Value:

{\
    MrResult const __status = (S); \
    if(!MrSucceeded(__status)) \
    { \
        this->setNLSStatus(__status); \
        return false; \
    } \
}

Execute statement S, and, if not MRRESULT_SUCCESS, set the status of the current object and return false.

ON_FALSE_RETURN_FALSE

#define ON_FALSE_RETURN_FALSE

(

S

)

Value:

if(!(S)) \
{ \
    return false; \
}

Execute statement S, and, if false, return false.

ON_FALSE_RETURN_STATUS

#define ON_FALSE_RETURN_STATUS	(		O,
			S
	)

Value:

if(!(O).S) \
{ \
    return (O).getNLSStatus(); \
}

Execute statement O.S, and, if false, return the status of object O.

ON_FALSE_SET_STATUS_AND_RETURN_FALSE

#define ON_FALSE_SET_STATUS_AND_RETURN_FALSE	(		O,
			S
	)

Value:

if(!(O).S) \
{ \
    this->setNLSStatus((O).getNLSStatus()); \
    return false; \
}

Execute statement O.S, and, if false, set the status of the current object to that of object O and return false.