// initialize the printer
void Printer::init() {
reset();
setStatus(true);
setControlParameter();
setPrintDensity();
setSleepTime();
setCodeTable();
setCharacterSet();
setBarcodePrintReadable();
}
void WSliderComposed::mouseReleaseEvent(QMouseEvent * e) {
if (!m_bEventWhileDrag) {
mouseMoveEvent(e);
m_bDrag = false;
}
if (e->button() == Qt::RightButton) {
m_bRightButtonPressed = false;
} else {
setControlParameter(m_dOldValue);
}
}
void WSliderComposed::wheelEvent(QWheelEvent *e) {
// For legacy (MIDI) reasons this is tuned to 127.
double wheelDirection = ((QWheelEvent *)e)->delta() / (120.0 * 127.0);
double newValue = m_dOldValue + wheelDirection;
// Clamp to [0.0, 1.0]
newValue = math_clamp_unsafe(newValue, 0.0, 1.0);
setControlParameter(newValue);
// Value is unused in WSliderComposed.
onConnectedControlChanged(newValue, 0);
update();
e->accept();
//e->ignore();
}
void WSliderComposed::mouseMoveEvent(QMouseEvent * e) {
if (!m_bRightButtonPressed) {
if (m_bHorizontal) {
m_iPos = e->x() - m_iHandleLength / 2;
} else {
m_iPos = e->y() - m_iHandleLength / 2;
}
//qDebug() << "start " << m_iStartPos << ", pos " << m_iPos;
m_iPos = m_iStartHandlePos + (m_iPos - m_iStartMousePos);
int sliderLength = m_bHorizontal ? width() : height();
// Clamp to the range [0, sliderLength - m_iHandleLength].
if (m_iPos > (sliderLength - m_iHandleLength)) {
m_iPos = sliderLength - m_iHandleLength;
} else if (m_iPos < 0) {
m_iPos = 0;
}
// Divide by (sliderLength - m_iHandleLength) to produce a normalized
// value in the range of [0.0, 1.0]. 1.0
double newValue = static_cast<double>(m_iPos) /
static_cast<double>(sliderLength - m_iHandleLength);
if (!m_bHorizontal) {
newValue = 1.0 - newValue;
}
// If we don't change this, then updates might be rejected in
// onConnectedControlChanged.
m_dOldValue = newValue;
// Emit valueChanged signal
if (m_bEventWhileDrag) {
setControlParameter(newValue);
}
// Update display
update();
}
}
void WComboBox::slotCurrentIndexChanged(int index) {
setControlParameter(index);
}
