This class stores and computes information regarding the time and handles conversions to current time zone. This method is mostly intended to serve as a helper class to CEDate.

Definition at line 37 of file CETime.h.

Public Member Functions
	CETime ()
	Default constructor. More...

	CETime (const CETime &other)
	Copy constructor. More...

	CETime (const double &time, CETimeType time_format=CETimeType::UTC)
	Primary constructor. More...

	CETime (std::vector< double > time, CETimeType time_format=CETimeType::UTC)
	Used for setting the time from a vector where: More...

double	Hour (void) const
	Return the Hour associated with this time object. More...

double	Min (void) const
	Return the Minute associated with this time object. More...

CETime &	operator= (const CETime &other)
	Copy assignment operator. More...

double	Sec (void) const
	Return the Second associated with this time object. More...

void	SetHours (const double &hours)

void	SetMinutes (const double &minutes)

void	SetSeconds (const double &seconds)

void	SetTime (const double &time, CETimeType time_format=CETimeType::UTC)
	Set time from double of the form HHMMSS.SS and a specified time format. More...

void	SetTime (std::vector< double > time_vect, CETimeType time_format=CETimeType::UTC)
	Set the time from a vector and a user specified format. More...

virtual	~CETime ()
	Destructor. More...

Static Public Member Functions
static double	CurrentUTC ()
	Get the current UTC time as seconds since midnight. More...

static std::vector< double >	CurrentUTC_vect ()
	Get the current UTC time as a vector. More...

static double	SystemUTCOffset_hrs ()

static std::vector< double >	TimeDbl2Vect (const double &time)
	Convert a time formatted as HHMMSS.SS into a vector. More...

static double	TimeSec2Time (const double &seconds)
	Convert number of seconds since midnight to HHMMSS.S formatted double. More...

static std::vector< double >	TimeSec2Vect (const double &seconds)
	Convert number of seconds since midnight to HHMMSS.S formatted double. More...

static double	TimeVect2Dbl (std::vector< double > time)
	Convert a time formatted as HHMMSS.SS into a vector. More...

static double	UTC (const double &jd)
	Get the current UTC time. More...

static void	UTC2GAST ()

static void	UTC2LAST ()

static void	UTC2LOCALTIME ()

static std::vector< double >	UTC_vect (const double &jd)
	Get the UTC time of a given julian date as a vector. More...

Private Member Functions
void	copy_members (const CETime &other)
	Copy data members from another object of the same type. More...

void	free_members (void)
	Deallocate data members if necessary. More...

void	init_members (void)
	Initialize data members. More...

void	SetTime_GAST (std::vector< double > time)
	Set the time from a vector representing Greenwich Apparent Sidereal Time. More...

void	SetTime_LOCALTIME (std::vector< double > time)
	Set the time from a vector representing local observer time. More...

void	SetTime_LST (std::vector< double > time)
	Set the time from a vector representing Local Sidereal Time. More...

void	SetTime_UTC (std::vector< double > time)
	Set the time from a vector representing UTC time. More...

Private Attributes
std::vector< double >	time_

CETimeType	time_type_

#include <CETime.h>

Constructor & Destructor Documentation

◆ CETime() [1/4]

CETime::CETime ( )

Default constructor.

Definition at line 38 of file CETime.cpp.

◆ CETime() [2/4]

CETime::CETime	(	const double &	time,
		CETimeType	time_format = `CETimeType::UTC`
	)

Primary constructor.

Parameters

time	Time from a HHMMSS.S formatted double
time_format	Specifies what type is represented by 'time' (see CETimeType)

Definition at line 49 of file CETime.cpp.

◆ CETime() [3/4]

CETime::CETime	(	std::vector< double >	time,
		CETimeType	time_format = `CETimeType::UTC`
	)

Used for setting the time from a vector where:

Parameters

time	vector specifying the time time[0] = hours time[1] = minutes time[2] = seconds time[3] = fractions of a second
time_format	Specifies what type is represented by 'time' (see CETimeType)

Definition at line 67 of file CETime.cpp.

◆ CETime() [4/4]

CETime::CETime ( const CETime & other )

Copy constructor.

Parameters

other

Definition at line 86 of file CETime.cpp.

◆ ~CETime()

CETime::~CETime ( )

virtual

Destructor.

Definition at line 96 of file CETime.cpp.

Member Function Documentation

◆ copy_members()

void CETime::copy_members ( const CETime & other )

private

Copy data members from another object of the same type.

Parameters

[in] other CETime object to copy from

Definition at line 340 of file CETime.cpp.

◆ CurrentUTC()

double CETime::CurrentUTC ( )

static

Get the current UTC time as seconds since midnight.

Returns: Seconds since midnight

Definition at line 124 of file CETime.cpp.

◆ CurrentUTC_vect()

std::vector< double > CETime::CurrentUTC_vect ( )

static

Get the current UTC time as a vector.

Returns

Vector containing the various time components

time[0] = hours
time[1] = minutes
time[2] = seconds
time[3] = fractions of a second

Definition at line 157 of file CETime.cpp.

◆ free_members()

void CETime::free_members ( void )

private

Deallocate data members if necessary.

Definition at line 361 of file CETime.cpp.

◆ Hour()

double CETime::Hour ( void ) const

inline

Return the Hour associated with this time object.

Returns: Hour associated with this time object

Definition at line 141 of file CETime.h.

◆ init_members()

void CETime::init_members ( void )

private

Initialize data members.

Definition at line 350 of file CETime.cpp.

◆ Min()

double CETime::Min ( void ) const

inline

Return the Minute associated with this time object.

Returns: Minute associated with this time object

Definition at line 153 of file CETime.h.

◆ operator=()

CETime & CETime::operator= ( const CETime & other )

Copy assignment operator.

Parameters

[in] other CETime object to be copied

Returns: Reference to this object post-copy

Definition at line 108 of file CETime.cpp.

◆ Sec()

double CETime::Sec ( void ) const

inline

Return the Second associated with this time object.

Returns: Second associated with this time object

Definition at line 165 of file CETime.h.

◆ SetHours()

void CETime::SetHours ( const double & hours )

inline

Definition at line 90 of file CETime.h.

◆ SetMinutes()

void CETime::SetMinutes ( const double & minutes )

inline

Definition at line 92 of file CETime.h.

◆ SetSeconds()

void CETime::SetSeconds ( const double & seconds )

inline

Definition at line 94 of file CETime.h.

◆ SetTime() [1/2]

void CETime::SetTime	(	const double &	time,
		CETimeType	time_format = `CETimeType::UTC`
	)

Set time from double of the form HHMMSS.SS and a specified time format.

Parameters

time	HHMMSS.SS formated time variable

Definition at line 194 of file CETime.cpp.

◆ SetTime() [2/2]

void CETime::SetTime	(	std::vector< double >	time_vect,
		CETimeType	time_format = `CETimeType::UTC`
	)

Set the time from a vector and a user specified format.

Parameters

time_vect	vector specifying the time time[0] = hours time[1] = minutes time[2] = seconds time[3] = fractions of a second
time_format	Specifies what type is represented by 'time' (see CETimeType)

Definition at line 213 of file CETime.cpp.

◆ SetTime_GAST()

void CETime::SetTime_GAST ( std::vector< double > time )

private

Set the time from a vector representing Greenwich Apparent Sidereal Time.

The elements are as follows: [0]=hours, [1]=minutes, [2]=whole seconds, [3]=fractional seconds

Definition at line 383 of file CETime.cpp.

◆ SetTime_LOCALTIME()

void CETime::SetTime_LOCALTIME ( std::vector< double > time )

private

Set the time from a vector representing local observer time.

The elements are as follows: [0]=hours, [1]=minutes, [2]=whole seconds, [3]=fractional seconds

Definition at line 407 of file CETime.cpp.

◆ SetTime_LST()

void CETime::SetTime_LST ( std::vector< double > time )

private

Set the time from a vector representing Local Sidereal Time.

Parameters

time	Vector representing LST time [0]=hours [1]=minutes [2]=whole seconds [3]=fractional seconds

Definition at line 397 of file CETime.cpp.

◆ SetTime_UTC()

void CETime::SetTime_UTC ( std::vector< double > time )

private

Set the time from a vector representing UTC time.

The elements are as follows: [0]=hours, [1]=minutes, [2]=whole seconds, [3]=fractional seconds

Definition at line 371 of file CETime.cpp.

◆ SystemUTCOffset_hrs()

static double CETime::SystemUTCOffset_hrs ( )

inlinestatic

Definition at line 74 of file CETime.h.

◆ TimeDbl2Vect()

std::vector< double > CETime::TimeDbl2Vect ( const double & time )

static

Convert a time formatted as HHMMSS.SS into a vector.

Parameters

time	Time object formatted as HHMMSS.SS

Returns

Vector containing the various time components

time[0] = hours
time[1] = minutes
time[2] = seconds
time[3] = fractions of a second

Definition at line 277 of file CETime.cpp.

◆ TimeSec2Time()

double CETime::TimeSec2Time ( const double & seconds )

static

Convert number of seconds since midnight to HHMMSS.S formatted double.

Parameters

seconds Seconds since midnight

Returns: Time formatted as HHMMSS.S

Definition at line 300 of file CETime.cpp.

◆ TimeSec2Vect()

std::vector< double > CETime::TimeSec2Vect ( const double & seconds )

static

Convert number of seconds since midnight to HHMMSS.S formatted double.

Parameters

seconds Seconds since midnight

Returns

Vector containing the various time components

time[0] = hours
time[1] = minutes
time[2] = seconds
time[3] = fractions of a second

Definition at line 326 of file CETime.cpp.

◆ TimeVect2Dbl()

double CETime::TimeVect2Dbl ( std::vector< double > time )

static

Convert a time formatted as HHMMSS.SS into a vector.

Parameters

time	Vector containing the various time components time[0] = hours time[1] = minutes time[2] = seconds time[3] = fractions of a second

Returns: Time formated double as HHMMSS.S

Definition at line 260 of file CETime.cpp.

◆ UTC()

double CETime::UTC ( const double & mjd )

static

Get the current UTC time.

Parameters

mjd	Modified Julian date

Returns: Seconds since midnight for given Julian date

Definition at line 169 of file CETime.cpp.

◆ UTC2GAST()

void CETime::UTC2GAST ( )

static

Definition at line 229 of file CETime.cpp.

◆ UTC2LAST()

void CETime::UTC2LAST ( )

static

Definition at line 236 of file CETime.cpp.

◆ UTC2LOCALTIME()

void CETime::UTC2LOCALTIME ( )

static

Definition at line 243 of file CETime.cpp.

◆ UTC_vect()

std::vector< double > CETime::UTC_vect ( const double & mjd )

static

Get the UTC time of a given julian date as a vector.

Parameters

mjd	Modified Julian date (with day fraction)

Returns

Vector containing the various time components

time[0] = hours
time[1] = minutes
time[2] = seconds
time[3] = fractions of a second

Definition at line 184 of file CETime.cpp.

Member Data Documentation

◆ time_

std::vector<double> CETime::time_

private

Definition at line 127 of file CETime.h.

◆ time_type_

CETimeType CETime::time_type_

private

Definition at line 128 of file CETime.h.

The documentation for this class was generated from the following files:

cppephem/include/CETime.h
cppephem/src/CETime.cpp

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Constructor & Destructor Documentation

◆ CETime() [1/4]

◆ CETime() [2/4]

◆ CETime() [3/4]

◆ CETime() [4/4]

◆ ~CETime()

Member Function Documentation

◆ copy_members()

◆ CurrentUTC()

◆ CurrentUTC_vect()

◆ free_members()

◆ Hour()

◆ init_members()

◆ Min()

◆ operator=()

◆ Sec()

◆ SetHours()

◆ SetMinutes()

◆ SetSeconds()

◆ SetTime() [1/2]

◆ SetTime() [2/2]

◆ SetTime_GAST()

◆ SetTime_LOCALTIME()

◆ SetTime_LST()

◆ SetTime_UTC()

◆ SystemUTCOffset_hrs()

◆ TimeDbl2Vect()

◆ TimeSec2Time()

◆ TimeSec2Vect()

◆ TimeVect2Dbl()

◆ UTC()

◆ UTC2GAST()

◆ UTC2LAST()

◆ UTC2LOCALTIME()

◆ UTC_vect()

Member Data Documentation

◆ time_

◆ time_type_