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 MatrixViewSegment::updateElements(timeT from, timeT to) { if (!m_viewElementList) return; ViewElementList::iterator i = m_viewElementList->findTime(from); ViewElementList::iterator j = m_viewElementList->findTime(to); while (i != m_viewElementList->end()) { MatrixElement *e = static_cast<MatrixElement *>(*i); e->reconfigure(); if (i == j) break; ++i; } }
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); }