#include "config.h"
#include "QTMovieTask.h"
#include <Movies.h>
#include <wtf/HashSet.h>
#include <wtf/StdLibExtras.h>
#include <wtf/Vector.h>
QTMovieTask::QTMovieTask()
: m_setTaskTimerDelay(0)
, m_stopTaskTimer(0)
{
}
QTMovieTask::~QTMovieTask()
{
}
QTMovieTask* QTMovieTask::sharedTask()
{
static QTMovieTask* s_sharedTask = new QTMovieTask;
return s_sharedTask;
}
void QTMovieTask::updateTaskTimer(double maxInterval, double minInterval)
{
ASSERT(m_setTaskTimerDelay);
if (!m_setTaskTimerDelay)
return;
ASSERT(m_stopTaskTimer);
if (!m_taskList.size() && m_stopTaskTimer) {
m_stopTaskTimer();
return;
}
long intervalInMS;
OSStatus status = QTGetTimeUntilNextTask(&intervalInMS, 1000);
double interval = intervalInMS / 1000.0;
if (interval < minInterval)
interval = minInterval;
if (interval > maxInterval)
interval = maxInterval;
m_setTaskTimerDelay(interval);
}
void QTMovieTask::fireTaskClients()
{
Vector<QTMovieTaskClient*> clients;
copyToVector(m_taskList, clients);
for (Vector<QTMovieTaskClient*>::iterator i = clients.begin(); i != clients.end(); ++i)
(*i)->task();
}
void QTMovieTask::addTaskClient(QTMovieTaskClient* client)
{
ASSERT(client);
if (!client)
return;
m_taskList.add(client);
}
void QTMovieTask::removeTaskClient(QTMovieTaskClient* client)
{
ASSERT(client);
if (!client)
return;
m_taskList.remove(client);
}
void QTMovieTask::setTaskTimerFuncs(SetTaskTimerDelayFunc setTaskTimerDelay, StopTaskTimerFunc stopTaskTimer)
{
m_setTaskTimerDelay = setTaskTimerDelay;
m_stopTaskTimer = stopTaskTimer;
}