void
LoopRuler::mouseMoveEvent(QMouseEvent *mE)
{
// If we are still using the default grid, that means we are being
// used by the TrackEditor (instead of the MatrixEditor).
if (m_grid == &m_defaultGrid) {
// If the ctrl key is pressed, enable snap to beat
if ((mE->modifiers() & Qt::ControlModifier) != 0)
m_defaultGrid.setSnapTime(SnapGrid::SnapToBeat);
else
m_defaultGrid.setSnapTime(SnapGrid::NoSnap);
}
double x = mouseEventToSceneX(mE);
if (x < 0)
x = 0;
if (m_loopingMode) {
if (m_loopGrid->snapX(x) != m_endLoop) {
m_endLoop = m_loopGrid->snapX(x);
emit dragLoopToPosition(m_endLoop);
update();
}
} else {
emit dragPointerToPosition(m_grid->snapX(x));
m_lastMouseXPos = x;
}
emit mouseMove();
}
void StandardRuler::connectRulerToDocPointer(RosegardenDocument *doc)
{
RG_DEBUG << "StandardRuler::connectRulerToDocPointer";
Q_ASSERT(m_loopRuler);
Q_ASSERT(m_markerRuler);
// use the document as a hub for pointer and loop set related signals
// pointer and loop drag signals are specific to the current view,
// so they are re-emitted from the loop ruler by this widget
//
QObject::connect
(m_loopRuler, SIGNAL(setPointerPosition(timeT)),
doc, SLOT(slotSetPointerPosition(timeT)));
QObject::connect
(m_markerRuler, SIGNAL(setPointerPosition(timeT)),
doc, SLOT(slotSetPointerPosition(timeT)));
QObject::connect
(m_loopRuler, SIGNAL(dragPointerToPosition(timeT)),
this, SIGNAL(dragPointerToPosition(timeT)));
QObject::connect
(m_loopRuler, SIGNAL(dragLoopToPosition(timeT)),
this, SIGNAL(dragLoopToPosition(timeT)));
QObject::connect
(m_markerRuler, SIGNAL(setLoop(timeT, timeT)),
doc, SLOT(slotSetLoop(timeT, timeT)));
QObject::connect
(m_loopRuler, SIGNAL(setLoop(timeT, timeT)),
doc, SLOT(slotSetLoop(timeT, timeT)));
QObject::connect
(doc, SIGNAL(loopChanged(timeT, timeT)),
m_loopRuler,
SLOT(slotSetLoopMarker(timeT, timeT)));
// m_loopRuler->setBackgroundColor(GUIPalette::getColour(GUIPalette::PointerRuler));
}
void
LoopRuler::mousePressEvent(QMouseEvent *mE)
{
RG_DEBUG << "LoopRuler::mousePressEvent: x = " << mE->x() << endl;
setLoopingMode((mE->modifiers() & Qt::ShiftModifier) != 0);
if (mE->button() == Qt::LeftButton) {
double x = mouseEventToSceneX(mE);
if (m_loopingMode) {
m_endLoop = m_startLoop = m_loopGrid->snapX(x);
} else {
// If we are still using the default grid, that means we are being
// used by the TrackEditor (instead of the MatrixEditor).
if (m_grid == &m_defaultGrid) {
// If the ctrl key is pressed, enable snap to beat
if ((mE->modifiers() & Qt::ControlModifier) != 0)
m_defaultGrid.setSnapTime(SnapGrid::SnapToBeat);
else
m_defaultGrid.setSnapTime(SnapGrid::NoSnap);
}
// No -- now that we're emitting when the button is
// released, we _don't_ want to emit here as well --
// otherwise we get an irritating stutter when simply
// clicking on the ruler during playback
//RG_DEBUG << "emitting setPointerPosition(" <<
// m_rulerScale->getTimeForX(x) << ")" << endl;
// emit setPointerPosition(m_rulerScale->getTimeForX(x));
// But we want to see the pointer under the mouse as soon as the
// button is pressed, before we begin to drag it.
emit dragPointerToPosition(m_grid->snapX(x));
m_lastMouseXPos = x;
}
m_activeMousePress = true;
emit startMouseMove(RosegardenScrollView::FollowHorizontal);
}
}
