www.pudn.com > ecc-0.3.16-src.zip > eccTimeLapse.cpp

/* ========================================================================== 
 
	ecc - Erik's Code Collection 
	Copyright (C) 2003-2005 - Erik Dienske 
 
	This file is part of ecc. 
 
	ecc is free software; you can redistribute it and/or modify 
	it under the terms of the GNU General Public License as published by 
	the Free Software Foundation; either version 2 of the License, or 
	(at your option) any later version. 
 
	ecc 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 General Public License for more details. 
 
	You should have received a copy of the GNU General Public License 
	along with ecc; if not, write to the Free Software Foundation, Inc., 
	59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
	 
===========================================================================*/ 
 
//--------------------------------------------------------------------------- 
#include  
#pragma hdrstop 
 
#include "eccTimeLapse.h" 
//--------------------------------------------------------------------------- 
#pragma package(smart_init) 
//--------------------------------------------------------------------------- 
 
//=========================================================================== 
namespace ecc { 
//=========================================================================== 
 
//--------------------------------------------------------------------------- 
 
TTimeLapse::TTimeLapse() 
{ 
	FdtStart = NULL; // Not initialized. 
	FRunning = false; 
} 
//--------------------------------------------------------------------------- 
 
void TTimeLapse::Start() 
{ 
	FdtStart = Now(); 
	FRunning = true; 
} 
//--------------------------------------------------------------------------- 
 
void TTimeLapse::Stop() 
{ 
	FdtEnd = Now(); 
	FdtElapsed = FdtEnd - FdtStart; 
	FRunning = false; 
} 
//--------------------------------------------------------------------------- 
 
void TTimeLapse::Pause() 
{ 
	FdtPausedAt = Now(); 
	FRunning = false; 
} 
//--------------------------------------------------------------------------- 
 
void TTimeLapse::Resume() 
{ 
	FdtStart = FdtStart + (Now() - FdtPausedAt); 
	FRunning = true; 
} 
//--------------------------------------------------------------------------- 
 
TDateTime TTimeLapse::Elapsed() 
{ 
	if (FRunning) 
		return Now() - FdtStart; 
	else 
		return FdtEnd - FdtStart; 
} 
//--------------------------------------------------------------------------- 
 
String TTimeLapse::AsString(const bool ms, TDateTime dt) 
{ 
	if ((int)dt == 0) 
        dt = Elapsed(); 
 
	dt.DecodeTime(&FHour, &FMin, &FSec, &FMSec); 
 
	String str; 
	if (FHour != 0) 
		str = IntToStr(FHour) + " Hours, "; 
	str += dt.FormatString("n' Minutes, 's"); 
	if (ms) 
		str +=  dt.FormatString("'.'z"); 
	str += " Seconds"; 
	return str; 
} 
//--------------------------------------------------------------------------- 
 
String TTimeLapse::AsStr(TDateTime dt) 
{ 
	if ((int)dt == 0) dt = Elapsed(); 
 
	dt.DecodeTime(&FHour, &FMin, &FSec, &FMSec); 
 
	String str; 
	if (FHour != 0) 
		str = dt.FormatString("h':'nn':'ss"); 
	else 
		str = dt.FormatString("n':'ss"); 
	return str; 
} 
//--------------------------------------------------------------------------- 
 
//=========================================================================== 
} // namespace ecc; 
//===========================================================================