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/*=========================================================================
Program: Visualization Toolkit
Module: vtkQtTimePointUtility.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/*-------------------------------------------------------------------------
Copyright 2008 Sandia Corporation.
Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#include "vtkQtTimePointUtility.h"
#include "vtkObjectFactory.h"
QDateTime vtkQtTimePointUtility::TimePointToQDateTime(vtkTypeUInt64 time)
{
int julianDay = time / 86400000;
QDate qdate = QDate::fromJulianDay(julianDay);
int hour = static_cast<int>(time % 86400000) / 3600000;
int minute = static_cast<int>(time % 3600000) / 60000;
int second = static_cast<int>(time % 60000) / 1000;
int millis = static_cast<int>(time % 1000);
QTime qtime(hour, minute, second, millis);
QDateTime dt(qdate, qtime);
return dt;
}
vtkTypeUInt64 vtkQtTimePointUtility::QDateTimeToTimePoint(QDateTime time)
{
vtkTypeUInt64 timePoint =
QDateToTimePoint(time.date()) + QTimeToTimePoint(time.time());
return timePoint;
}
vtkTypeUInt64 vtkQtTimePointUtility::QDateToTimePoint(QDate date)
{
vtkTypeUInt64 timePoint =
static_cast<vtkTypeUInt64>(date.toJulianDay())*86400000;
return timePoint;
}
vtkTypeUInt64 vtkQtTimePointUtility::QTimeToTimePoint(QTime time)
{
vtkTypeUInt64 timePoint =
+ time.hour()*3600000
+ time.minute()*60000
+ time.second()*1000
+ time.msec();
return timePoint;
}
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