115 lines
3.5 KiB
C++
115 lines
3.5 KiB
C++
//-----------------------------------------------------------------------------
|
|
//
|
|
// TimeStampImpl.h
|
|
//
|
|
// Cross-platform TimeStampImpl
|
|
//
|
|
// Copyright (c) 2010 Mal Lansell <mal@lansell.org>
|
|
// All rights reserved.
|
|
//
|
|
// SOFTWARE NOTICE AND LICENSE
|
|
//
|
|
// This file is part of OpenZWave.
|
|
//
|
|
// OpenZWave is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published
|
|
// by the Free Software Foundation, either version 3 of the License,
|
|
// or (at your option) any later version.
|
|
//
|
|
// OpenZWave is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with OpenZWave. If not, see <http://www.gnu.org/licenses/>.
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
#include <string>
|
|
#include <windows.h>
|
|
#include "../../Defs.h"
|
|
#include "TimeStampImpl.h"
|
|
|
|
using namespace OpenZWave;
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// <TimeStampImpl::TimeStampImpl>
|
|
// Constructor
|
|
//-----------------------------------------------------------------------------
|
|
TimeStampImpl::TimeStampImpl
|
|
(
|
|
)
|
|
{
|
|
SetTime(0);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// <TimeStampImpl::~TimeStampImpl>
|
|
// Destructor
|
|
//-----------------------------------------------------------------------------
|
|
TimeStampImpl::~TimeStampImpl
|
|
(
|
|
)
|
|
{
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// <TimeStampImpl::SetTime>
|
|
// Sets the timestamp to now, plus an offset in milliseconds
|
|
//-----------------------------------------------------------------------------
|
|
void TimeStampImpl::SetTime
|
|
(
|
|
int32 _milliseconds // = 0
|
|
)
|
|
{
|
|
int64 offset = ((int64)_milliseconds) * 10000LL; // Timestamp is stored in 100ns steps.
|
|
|
|
GetSystemTimeAsFileTime( (FILETIME*)&m_stamp );
|
|
m_stamp += offset;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// <TimeStampImpl::TimeRemaining>
|
|
// Gets the difference between now and the timestamp time in milliseconds
|
|
//-----------------------------------------------------------------------------
|
|
int32 TimeStampImpl::TimeRemaining
|
|
(
|
|
)
|
|
{
|
|
int64 now;
|
|
GetSystemTimeAsFileTime( (FILETIME*)&now );
|
|
|
|
return (int32)( ( m_stamp - now ) / 10000LL );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// <TimeStampImpl::GetAsString>
|
|
// Return a string representation
|
|
//-----------------------------------------------------------------------------
|
|
string TimeStampImpl::GetAsString
|
|
(
|
|
)
|
|
{
|
|
// Convert m_stamp (FILETIME) to SYSTEMTIME for ease of use
|
|
SYSTEMTIME time;
|
|
::FileTimeToSystemTime( (FILETIME*)m_stamp, &time );
|
|
|
|
char buf[100];
|
|
sprintf_s( buf, sizeof(buf), "%04d-%02d-%02d %02d:%02d:%02d:%03d ", time.wYear, time.wMonth, time.wDay, time.wHour, time.wMinute, time.wSecond, time.wMilliseconds );
|
|
string str = buf;
|
|
return str;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// <TimeStampImpl::operator->
|
|
// Overload the subtract operator to get the difference between two
|
|
// timestamps in milliseconds
|
|
//-----------------------------------------------------------------------------
|
|
int32 TimeStampImpl::operator-
|
|
(
|
|
TimeStampImpl const& _other
|
|
)
|
|
{
|
|
return (int32)( ( m_stamp - _other.m_stamp ) / 10000LL );
|
|
}
|