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/*
$Id: timer_generic.cpp,v 1.8 2001/09/08 19:12:44 japj Exp $
------------------------------------------------------------------------
ClanLib, the platform independent game SDK.
This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
version 2. See COPYING for details.
For a total list of contributers see CREDITS.
------------------------------------------------------------------------
*/
#include "Core/precomp.h"
#include "API/Core/System/timer.h"
#include "API/Core/System/system.h"
CL_Timer::CL_Timer(unsigned long _interval)
: interval(_interval), last_time(0), enabled(false)
{
}
void CL_Timer::keep_alive()
{
if (!enabled)
return;
unsigned long cur = CL_System::get_time();
if (last_time > cur)
last_time = cur; // The counter has overflowed the variable - reset it
while (cur >= last_time + interval)
{
sig_timer();
last_time += interval;
}
}
void CL_Timer::enable()
{
enabled = true;
last_time = CL_System::get_time();
}
void CL_Timer::disable()
{
enabled = false;
}
bool CL_Timer::is_enabled()
{
return enabled;
}
void CL_Timer::set_interval(unsigned long interval)
{
this->interval = interval;
last_time = CL_System::get_time();
}
unsigned long CL_Timer::get_interval()
{
return interval;
}
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