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
SegmentTransposeCommand::processSegment(Segment &segment, bool changeKey, int steps, int semitones, bool transposeSegmentBack)
{
MacroCommand * macroCommand = this;
// TODO delete it somewhere.
EventSelection * wholeSegment = new EventSelection(segment, segment.getStartTime(), segment.getEndMarkerTime());
macroCommand->addCommand(new TransposeCommand
(semitones, steps, *wholeSegment));
// Key insertion can do transposition, but a C4 to D becomes a D4, while
// a C4 to G becomes a G3. Because we let the user specify an explicit number
// of octaves to move the notes up/down, we add the keys without transposing
// and handle the transposition seperately:
if (changeKey)
{
Rosegarden::Key initialKey = segment.getKeyAtTime(segment.getStartTime());
Rosegarden::Key newInitialKey = initialKey.transpose(semitones, steps);
EventSelection::eventcontainer::iterator i;
//std::list<KeyInsertionCommand*> commands;
for (i = wholeSegment->getSegmentEvents().begin();
i != wholeSegment->getSegmentEvents().end(); ++i) {
// transpose key
if ((*i)->isa(Rosegarden::Key::EventType)) {
Rosegarden::Key trKey = (Rosegarden::Key (**i)).transpose(semitones, steps);
//commands.push_front
macroCommand->addCommand
(new KeyInsertionCommand
(segment,
(*i)->getAbsoluteTime(),
trKey,
false,
false,
false,
true));
}
}
std::list<KeyInsertionCommand*>::iterator ci;
//for (ci=commands.begin(); ci!=commands.end(); ci++)
//{
// commandHistory->addCommand(*ci);
//}
KeyInsertionCommand *firstKeyCommand = new KeyInsertionCommand
(segment,
segment.getStartTime(),
newInitialKey,
false,
false,
false,
true);
//commandHistory->addCommand(firstKeyCommand);
macroCommand->addCommand(firstKeyCommand);
}
if (transposeSegmentBack)
{
// Transpose segment in opposite direction
int newTranspose = segment.getTranspose() - semitones;
macroCommand->addCommand(new SegmentChangeTransposeCommand(newTranspose, &segment));
}
}
void
MatrixMover::handleLeftButtonPress(const MatrixMouseEvent *e)
{
MATRIX_DEBUG << "MatrixMover::handleLeftButtonPress() : snapped time = " << e->snappedLeftTime << ", el = " << e->element << endl;
if (!e->element) return;
// Check the scene's current segment (apparently not necessarily the same
// segment referred to by the scene's current view segment) for this event;
// return if not found, indicating that this event is from some other,
// non-active segment.
//
// I think notation just makes whatever segment active when you click an
// event outside the active segment, and I think that's what this code
// attempted to do too. I couldn't get that to work at all. This is better
// than being able to click on non-active elements to create new events by
// accident, and will probably fly. Especially since the multi-segment
// matrix is new, and we're defining the terms of how it works.
Segment *segment = m_scene->getCurrentSegment();
if (!segment) return;
bool found = false;
for (Segment::iterator i = segment->begin(); i != segment->end(); ++i) {
if ((*i) == e->element->event()) found = true;
}
if (!found) {
MATRIX_DEBUG << "Clicked element not owned by active segment. Returning..." << endl;
return;
}
m_currentViewSegment = e->viewSegment;
m_currentElement = e->element;
m_clickSnappedLeftTime = e->snappedLeftTime;
m_quickCopy = (e->modifiers & Qt::ControlModifier);
if (!m_duplicateElements.empty()) {
for (size_t i = 0; i < m_duplicateElements.size(); ++i) {
delete m_duplicateElements[i]->event();
delete m_duplicateElements[i];
}
m_duplicateElements.clear();
}
// Add this element and allow movement
//
EventSelection* selection = m_scene->getSelection();
Event *event = m_currentElement->event();
if (selection) {
EventSelection *newSelection;
if ((e->modifiers & Qt::ShiftModifier) ||
selection->contains(event)) {
newSelection = new EventSelection(*selection);
} else {
newSelection = new EventSelection(m_currentViewSegment->getSegment());
}
// if the selection already contains the event, remove it from the
// selection if shift is pressed
if (selection->contains(event)) {
if (e->modifiers & Qt::ShiftModifier) {
newSelection->removeEvent(event);
}
} else {
newSelection->addEvent(event);
}
m_scene->setSelection(newSelection, true);
selection = newSelection;
} else {
m_scene->setSingleSelectedEvent(m_currentViewSegment,
m_currentElement, true);
}
long velocity = m_widget->getCurrentVelocity();
event->get<Int>(BaseProperties::VELOCITY, velocity);
long pitchOffset = m_currentViewSegment->getSegment().getTranspose();
long pitch = 60;
event->get<Int>(BaseProperties::PITCH, pitch);
// We used to m_scene->playNote() here, but the new concert pitch matrix was
// playing chords the first time I clicked a note. Investigation with
// KMidiMon revealed two notes firing nearly simultaneously, and with
// segments of 0 transpose, they were simply identical to each other. One
// of them came from here, and this was the one sounding at the wrong pitch
// in transposed segments. I've simply removed it with no apparent ill side
// effects, and a problem solved super cheap.
m_lastPlayedPitch = pitch;
if (m_quickCopy && selection) {
for (EventSelection::eventcontainer::iterator i =
selection->getSegmentEvents().begin();
i != selection->getSegmentEvents().end(); ++i) {
MatrixElement *duplicate = new MatrixElement
(m_scene, new Event(**i),
m_widget->isDrumMode(), pitchOffset);
m_duplicateElements.push_back(duplicate);
}
}
}
void
MatrixMover::handleMouseRelease(const MatrixMouseEvent *e)
{
if (!e) return;
MATRIX_DEBUG << "MatrixMover::handleMouseRelease() - newPitch = "
<< e->pitch << endl;
if (!m_currentElement || !m_currentViewSegment) return;
timeT newTime = m_currentElement->getViewAbsoluteTime() +
(e->snappedLeftTime - m_clickSnappedLeftTime);
int newPitch = e->pitch;
if (newPitch > 127) newPitch = 127;
if (newPitch < 0) newPitch = 0;
// get a basic pitch difference calculation comparing the current element's
// pitch to the pitch the mouse was released at (see note in
// handleMouseMove)
using BaseProperties::PITCH;
timeT diffTime = newTime - m_currentElement->getViewAbsoluteTime();
int diffPitch = 0;
if (m_currentElement->event()->has(PITCH)) {
diffPitch = newPitch - m_currentElement->event()->get<Int>(PITCH);
}
EventSelection* selection = m_scene->getSelection();
// factor in transpose to adjust the height calculation
long pitchOffset = selection->getSegment().getTranspose();
diffPitch += (pitchOffset * -1);
if ((diffTime == 0 && diffPitch == 0) || selection->getAddedEvents() == 0) {
for (size_t i = 0; i < m_duplicateElements.size(); ++i) {
delete m_duplicateElements[i]->event();
delete m_duplicateElements[i];
}
m_duplicateElements.clear();
m_currentElement = 0;
return;
}
if (newPitch != m_lastPlayedPitch) {
long velocity = m_widget->getCurrentVelocity();
m_currentElement->event()->get<Int>(BaseProperties::VELOCITY, velocity);
m_scene->playNote(m_currentViewSegment->getSegment(), newPitch + (pitchOffset * -1), velocity);
m_lastPlayedPitch = newPitch;
}
QString commandLabel;
if (m_quickCopy) {
if (selection->getAddedEvents() < 2) {
commandLabel = tr("Copy and Move Event");
} else {
commandLabel = tr("Copy and Move Events");
}
} else {
if (selection->getAddedEvents() < 2) {
commandLabel = tr("Move Event");
} else {
commandLabel = tr("Move 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();
if (m_quickCopy) {
for (size_t i = 0; i < m_duplicateElements.size(); ++i) {
timeT time = m_duplicateElements[i]->getViewAbsoluteTime();
timeT endTime = time + m_duplicateElements[i]->getViewDuration();
if (time < normalizeStart) normalizeStart = time;
if (endTime > normalizeEnd) normalizeEnd = endTime;
macro->addCommand(new MatrixInsertionCommand
(segment, time, endTime,
m_duplicateElements[i]->event()));
delete m_duplicateElements[i]->event();
delete m_duplicateElements[i];
}
m_duplicateElements.clear();
m_quickCopy = false;
}
for (; it != selection->getSegmentEvents().end(); ++it) {
timeT newTime = (*it)->getAbsoluteTime() + diffTime;
int newPitch = 60;
if ((*it)->has(PITCH)) {
newPitch = (*it)->get<Int>(PITCH) + diffPitch;
}
Event *newEvent = 0;
if (newTime < segment.getStartTime()) {
newTime = segment.getStartTime();
}
if (newTime + (*it)->getDuration() >= segment.getEndMarkerTime()) {
timeT limit = getSnapGrid()->snapTime
(segment.getEndMarkerTime() - 1, SnapGrid::SnapLeft);
if (newTime > limit) newTime = limit;
timeT newDuration = std::min
((*it)->getDuration(), segment.getEndMarkerTime() - newTime);
newEvent = new Event(**it, newTime, newDuration);
} else {
newEvent = new Event(**it, newTime);
}
newEvent->set<Int>(BaseProperties::PITCH, newPitch);
macro->addCommand(new MatrixModifyCommand(segment,
(*it),
newEvent,
true,
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->canvas()->update();
m_currentElement = 0;
setBasicContextHelp();
}
MatrixTool::FollowMode
MatrixMover::handleMouseMove(const MatrixMouseEvent *e)
{
if (!e) return NoFollow;
MATRIX_DEBUG << "MatrixMover::handleMouseMove() snapped time = "
<< e->snappedLeftTime << endl;
setBasicContextHelp(e->modifiers & Qt::ControlModifier);
if (!m_currentElement || !m_currentViewSegment) return NoFollow;
if (getSnapGrid()->getSnapSetting() != SnapGrid::NoSnap) {
setContextHelp(tr("Hold Shift to avoid snapping to beat grid"));
} else {
clearContextHelp();
}
timeT newTime = m_currentElement->getViewAbsoluteTime() +
(e->snappedLeftTime - m_clickSnappedLeftTime);
int newPitch = e->pitch;
emit hoveredOverNoteChanged(newPitch, true, newTime);
// get a basic pitch difference calculation comparing the current element's
// pitch to the clicked pitch (this does not take the transpose factor into
// account, so in a -9 segment, the initial result winds up being 9
// semitones too low)
using BaseProperties::PITCH;
int diffPitch = 0;
if (m_currentElement->event()->has(PITCH)) {
diffPitch = newPitch - m_currentElement->event()->get<Int>(PITCH);
}
EventSelection* selection = m_scene->getSelection();
// factor in transpose to adjust the height calculation
long pitchOffset = selection->getSegment().getTranspose();
diffPitch += (pitchOffset * -1);
for (EventSelection::eventcontainer::iterator it =
selection->getSegmentEvents().begin();
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 diffTime = element->getViewAbsoluteTime() -
m_currentElement->getViewAbsoluteTime();
int epitch = 0;
if (element->event()->has(PITCH)) {
epitch = element->event()->get<Int>(PITCH);
}
element->reconfigure(newTime + diffTime,
element->getViewDuration(),
epitch + diffPitch);
element->setSelected(true);
}
if (newPitch != m_lastPlayedPitch) {
long velocity = m_widget->getCurrentVelocity();
m_currentElement->event()->get<Int>(BaseProperties::VELOCITY, velocity);
m_scene->playNote(m_currentViewSegment->getSegment(), newPitch + (pitchOffset * -1), velocity);
m_lastPlayedPitch = newPitch;
}
return FollowMode(FollowHorizontal | FollowVertical);
}
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();
}
