void MatrixResizer::ready()
{
// connect(m_parentView->getCanvasView(), SIGNAL(contentsMoving (int, int)),
// this, SLOT(slotMatrixScrolled(int, int)));
m_widget->setCanvasCursor(Qt::SizeHorCursor);
setBasicContextHelp();
}
MatrixResizer::FollowMode
MatrixResizer::handleMouseMove(const MatrixMouseEvent *e)
{
if (!e) return NoFollow;
setBasicContextHelp();
if (!m_currentElement || !m_currentViewSegment) return NoFollow;
if (getSnapGrid()->getSnapSetting() != SnapGrid::NoSnap) {
setContextHelp(tr("Hold Shift to avoid snapping to beat grid"));
} else {
clearContextHelp();
}
// snap in the closest direction
timeT snapTime = e->snappedLeftTime;
if (e->snappedRightTime - e->time < e->time - e->snappedLeftTime) {
snapTime = e->snappedRightTime;
}
timeT newDuration = snapTime - m_currentElement->getViewAbsoluteTime();
timeT durationDiff = newDuration - m_currentElement->getViewDuration();
EventSelection* selection = m_scene->getSelection();
if (!selection || selection->getAddedEvents() == 0) return NoFollow;
EventSelection::eventcontainer::iterator it =
selection->getSegmentEvents().begin();
for (; it != selection->getSegmentEvents().end(); ++it) {
MatrixElement *element = 0;
ViewElementList::iterator vi = m_currentViewSegment->findEvent(*it);
if (vi != m_currentViewSegment->getViewElementList()->end()) {
element = static_cast<MatrixElement *>(*vi);
}
if (!element) continue;
timeT t = element->getViewAbsoluteTime();
timeT d = element->getViewDuration();
d = d + durationDiff;
if (d < 0) {
t = t + d;
d = -d;
} else if (d == 0) {
d = getSnapGrid()->getSnapTime(t);
}
element->reconfigure(t, d);
// m_currentStaff->positionElement(element);
// }
}
// m_mParentView->canvas()->update();
return FollowHorizontal;
}
void SegmentMover::ready()
{
m_canvas->viewport()->setCursor(Qt::SizeAllCursor);
setBasicContextHelp();
}
void SegmentMover::mouseReleaseEvent(QMouseEvent *e)
{
// We only care about the left mouse button.
if (e->button() != Qt::LeftButton)
return;
// No need to propagate.
e->accept();
// If we weren't moving anything, bail.
if (!getChangingSegment())
return;
if (m_changeMade) {
QPoint pos = m_canvas->viewportToContents(e->pos());
// Compute how far we've moved vertically.
const int startTrackPos = m_canvas->grid().getYBin(m_clickPoint.y());
const int currentTrackPos = m_canvas->grid().getYBin(pos.y());
const int deltaTrack = currentTrackPos - startTrackPos;
CompositionModelImpl::ChangingSegmentSet &changingSegments =
m_canvas->getModel()->getChangingSegments();
Composition &comp = m_doc->getComposition();
SegmentReconfigureCommand *command =
new SegmentReconfigureCommand(
changingSegments.size() == 1 ?
tr("Move Segment") :
tr("Move Segments"),
&comp);
// For each changing segment
for (CompositionModelImpl::ChangingSegmentSet::iterator it =
changingSegments.begin();
it != changingSegments.end();
++it) {
ChangingSegmentPtr changingSegment = *it;
// The original Segment in the Composition.
Segment *segment = changingSegment->getSegment();
// New Track ID
TrackId origTrackId = segment->getTrack();
int trackPos = comp.getTrackPositionById(origTrackId) + deltaTrack;
if (trackPos < 0) {
trackPos = 0;
} else if (trackPos >= (int)comp.getNbTracks()) {
trackPos = comp.getNbTracks() - 1;
}
Track *newTrack = comp.getTrackByPosition(trackPos);
int newTrackId = origTrackId;
if (newTrack)
newTrackId = newTrack->getId();
// New start time
timeT newStartTime = changingSegment->getStartTime(m_canvas->grid());
// New end time
// We absolutely don't want to snap the end time
// to the grid. We want it to remain exactly the same
// as it was, but relative to the new start time.
timeT newEndTime = newStartTime +
segment->getEndMarkerTime(false) - segment->getStartTime();
// Add the changed segment to the command
command->addSegment(segment,
newStartTime,
newEndTime,
newTrackId);
}
CommandHistory::getInstance()->addCommand(command);
m_changeMade = false;
}
m_canvas->hideTextFloat();
m_canvas->hideGuides();
m_canvas->getModel()->endChange();
m_canvas->slotUpdateAll();
setChangingSegment(ChangingSegmentPtr());
setBasicContextHelp();
}
int SegmentEraser::handleMouseMove(QMouseEvent*)
{
setBasicContextHelp();
return RosegardenScrollView::NoFollow;
}
void SegmentEraser::ready()
{
m_canvas->viewport()->setCursor(Qt::PointingHandCursor);
setBasicContextHelp();
}
void MatrixEraser::ready()
{
if (m_widget) m_widget->setCanvasCursor(Qt::PointingHandCursor);
setBasicContextHelp();
}
void
MatrixResizer::handleMouseRelease(const MatrixMouseEvent *e)
{
if (!e || !m_currentElement || !m_currentViewSegment) return;
// snap in the closest direction
timeT snapTime = e->snappedLeftTime;
if (e->snappedRightTime - e->time < e->time - e->snappedLeftTime) {
snapTime = e->snappedRightTime;
}
timeT newDuration = snapTime - m_currentElement->getViewAbsoluteTime();
timeT durationDiff = newDuration - m_currentElement->getViewDuration();
EventSelection *selection = m_scene->getSelection();
if (!selection || selection->getAddedEvents() == 0) return;
QString commandLabel = tr("Resize Event");
if (selection->getAddedEvents() > 1) commandLabel = tr("Resize Events");
MacroCommand *macro = new MacroCommand(commandLabel);
EventSelection::eventcontainer::iterator it =
selection->getSegmentEvents().begin();
Segment &segment = m_currentViewSegment->getSegment();
EventSelection *newSelection = new EventSelection(segment);
timeT normalizeStart = selection->getStartTime();
timeT normalizeEnd = selection->getEndTime();
for (; it != selection->getSegmentEvents().end(); ++it) {
timeT t = (*it)->getAbsoluteTime();
timeT d = (*it)->getDuration();
MATRIX_DEBUG << "MatrixResizer::handleMouseRelease - "
<< "Time = " << t
<< ", Duration = " << d << endl;
d = d + durationDiff;
if (d < 0) {
t = t + d;
d = -d;
} else if (d == 0) {
d = getSnapGrid()->getSnapTime(t);
}
if (t + d > segment.getEndMarkerTime()) {
d = segment.getEndMarkerTime() - t;
if (d <= 0) {
d = segment.getEndMarkerTime();
t = d - getSnapGrid()->getSnapTime(t);
}
}
Event *newEvent = new Event(**it, t, d);
macro->addCommand(new MatrixModifyCommand(segment,
*it,
newEvent,
false,
false));
newSelection->addEvent(newEvent);
}
normalizeStart = std::min(normalizeStart, newSelection->getStartTime());
normalizeEnd = std::max(normalizeEnd, newSelection->getEndTime());
macro->addCommand(new NormalizeRestsCommand(segment,
normalizeStart,
normalizeEnd));
m_scene->setSelection(0, false);
CommandHistory::getInstance()->addCommand(macro);
m_scene->setSelection(newSelection, false);
// m_mParentView->update();
m_currentElement = 0;
setBasicContextHelp();
}
