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timer.cpp
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timer.cpp
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#include "timer.h"
#include "IwHashString.h"
Timer::Timer(float length, int repeat_count, Callback on_timeout, void* user_data) : m_Manager(0)
{
m_Length = length;
m_TimeLeft = length;
m_OnTimeout = on_timeout;
m_UserData = user_data;
m_RepeatCount = repeat_count;
m_Paused = false;
}
bool Timer::Update(float deltaTime)
{
if (m_Paused)
return false;
m_TimeLeft -= deltaTime;
if (m_TimeLeft <= 0)
{
if (m_OnTimeout != 0)
m_OnTimeout(this, m_UserData);
if (m_RepeatCount > 0)
{
m_RepeatCount--;
if (m_RepeatCount == 0)
return true;
}
m_TimeLeft += m_Length;
}
return false;
}
void Timer::Pause()
{
m_Paused = true;
}
void Timer::Resume()
{
m_Paused = false;
}
TimerManager::TimerManager()
{
}
TimerManager::~TimerManager()
{
for (std::list<Timer*>::iterator it = m_Timers.begin(); it != m_Timers.end(); ++it)
delete *it;
}
void TimerManager::Update(float deltaTime)
{
for (std::list<Timer*>::iterator it = m_Timers.begin(); it != m_Timers.end(); ++it)
{
if ((*it)->Update(deltaTime))
{
delete *it;
it = m_Timers.erase(it);
}
}
}
void TimerManager::Add(Timer* timer)
{
m_Timers.push_back(timer);
timer->setManager(this);
}
void TimerManager::Cancel(Timer* timer)
{
m_Timers.remove(timer);
}
void TimerManager::Clear()
{
for (std::list<Timer*>::iterator it = m_Timers.begin(); it != m_Timers.end(); ++it)
delete *it;
m_Timers.clear();
}
Timer* TimerManager::Find(const char* name)
{
unsigned int name_hash = IwHashString(name);
for (std::list<Timer*>::iterator it = m_Timers.begin(); it != m_Timers.end(); ++it)
{
if ((*it)->getNameHash() == name_hash)
return *it;
}
return NULL;
}
void TimerManager::Pause()
{
for (std::list<Timer*>::iterator it = m_Timers.begin(); it != m_Timers.end(); ++it)
(*it)->Pause();
}
void TimerManager::Resume()
{
for (std::list<Timer*>::iterator it = m_Timers.begin(); it != m_Timers.end(); ++it)
(*it)->Resume();
}