void SpeedDial::slotDialChanged(int value)
{
Q_ASSERT(m_focus != NULL);
int newValue = dialDiff(value, m_previousDialValue, m_dial->singleStep()) + m_focus->value();
if (newValue > m_focus->maximum())
{
// Incremented value is above m_focus->maximum(). Spill the overflow to the
// bigger number (unless already incrementing hours).
if (m_focus == m_ms)
m_value += (m_ms->singleStep() * MS_DIV);
else if (m_focus == m_sec)
m_value += MS_PER_SECOND;
else if (m_focus == m_min)
m_value += MS_PER_MINUTE;
m_value = CLAMP(m_value, 0, INT_MAX);
setSpinValues(m_value);
}
else if (newValue < m_focus->minimum())
{
newValue = m_value;
// Decremented value is below m_focus->minimum(). Spill the underflow to the
// smaller number (unless already decrementing milliseconds).
if (m_focus == m_ms)
newValue -= (m_ms->singleStep() * MS_DIV);
else if (m_focus == m_sec)
newValue -= MS_PER_SECOND;
else if (m_focus == m_min)
newValue -= MS_PER_MINUTE;
if (newValue >= 0)
{
m_value = newValue;
m_value = CLAMP(m_value, 0, INT_MAX);
setSpinValues(m_value);
}
}
else
{
// Normal value increment/decrement.
m_value = newValue;
m_value = CLAMP(m_value, 0, INT_MAX);
m_focus->setValue(m_value);
}
// stop tap button blinking if it was
stopTimers();
// Store the current value so it can be compared on the next pass to determine the
// dial's direction of rotation.
m_previousDialValue = value;
}
void SpeedDial::slotTapClicked()
{
if (m_tapTime == NULL)
{
m_tapTime = new QTime(QTime::currentTime());
if (m_tapTickTimer == NULL)
{
m_tapTickTimer = new QTimer();
connect(m_tapTickTimer, SIGNAL(timeout()),
this, SLOT(slotTapTimeout()));
}
m_tapTime->start();
return;
}
// Round the elapsed time to the nearest full 10th ms.
int remainder = m_tapTime->elapsed() % MS_DIV;
m_value = m_tapTime->elapsed() - remainder;
if (remainder >= (MS_DIV / 2))
m_value += MS_DIV;
setSpinValues(m_value);
m_tapTime->restart();
if (m_tapTickTimer)
{
m_tapTickTimer->setInterval(m_value);
m_tapTickTimer->start();
}
emit tapped();
}
void SpeedDial::setValue(int ms, bool emitValue)
{
if (emitValue == false)
m_preventSignals = true;
m_value = ms;
setSpinValues(ms);
if (ms == (int) Function::infiniteSpeed())
m_infiniteCheck->setChecked(true);
else
m_infiniteCheck->setChecked(false);
m_preventSignals = false;
}
void SpeedDial::setValue(int ms, bool emitValue)
{
if (emitValue == false)
m_preventSignals = true;
m_value = ms;
setSpinValues(ms);
if (ms == (int) Function::infiniteSpeed())
m_infiniteCheck->setChecked(true);
else
m_infiniteCheck->setChecked(false);
// time has changed - update tap button blinking
updateTapTimer();
m_preventSignals = false;
}
void SpeedDial::slotTapClicked()
{
if (m_tapTime == NULL)
{
m_tapTime = new QTime(QTime::currentTime());
m_tapTime->start();
return;
}
// Round the elapsed time to the nearest full 10th ms.
m_value = m_tapTime->elapsed();
setSpinValues(m_value);
m_tapTime->restart();
// time has changed - update tap button blinking
updateTapTimer();
emit tapped();
}
