IlTimeUnitQuarter Class Reference

Quarter time unit. More...

#include <ilog/date.h>

Inheritance diagram for IlTimeUnitQuarter:

List of all members.

Public Member Functions
	IlTimeUnitQuarter ()
	Constructor.
virtual void	addTimeUnit (IlCalendar &cal) const
	Increments the given IlCalendar date by 1 quarter.
virtual IlTimeUnit *	copy () const
	Return a IlTimeUnitQuarter.
virtual IlDouble	getMillis () const
	returns the duration of this time unit in milliseconds.
virtual void	snapToPreviousTimeUnit (IlCalendar &cal) const
	Snaps the given IlCalendar date to the last quarter.
virtual char *	toString (IlDate date) const
	Returns a string representing the date in quarters.

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Detailed Description

Quarter time unit.

Library: ilog

See also:

IlvTimeScaleStepsUpdater

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Member Function Documentation

virtual void IlTimeUnitQuarter::addTimeUnit

(

IlCalendar &

cal

)

const [virtual]

Increments the given IlCalendar date by 1 quarter.

Add 1 quarter to cal.

Parameters:

cal

The date to change.

Implements IlTimeUnit.

virtual IlTimeUnit* IlTimeUnitQuarter::copy

(

)

const [virtual]

Return a IlTimeUnitQuarter.

Returns:

a IlTimeUnitQuarter.

Implements IlTimeUnit.

virtual IlDouble IlTimeUnitQuarter::getMillis

(

)

const [virtual]

returns the duration of this time unit in milliseconds.

Returns the duration of this time unit in milliseconds.

Implements IlTimeUnit.

virtual void IlTimeUnitQuarter::snapToPreviousTimeUnit

(

IlCalendar &

cal

)

const [virtual]

Snaps the given IlCalendar date to the last quarter.

Sets cal to the first day of the quarter at 00:00.

Parameters:

cal

The date to change.

Implements IlTimeUnit.

virtual char* IlTimeUnitQuarter::toString

(

IlDate

date

)

const [virtual]

Returns a string representing the date in quarters.

Returns an allocated string which should be deleted with delete[].

Parameters:

date

: the date to convert.

Returns:

a string of the "Qn YYYY" format, 'n' being the number of the quarter (1 to 4) (e.g. "Q2 2001" for 2nd quarter of 2001).