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Diffstat (limited to 'src/gui/rulers/PropertyControlRuler.cpp')
| -rw-r--r-- | src/gui/rulers/PropertyControlRuler.cpp | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/src/gui/rulers/PropertyControlRuler.cpp b/src/gui/rulers/PropertyControlRuler.cpp new file mode 100644 index 0000000..7dc1258 --- /dev/null +++ b/src/gui/rulers/PropertyControlRuler.cpp @@ -0,0 +1,441 @@ +/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ + +/* + Rosegarden + A MIDI and audio sequencer and musical notation editor. + + This program is Copyright 2000-2008 + Guillaume Laurent <[email protected]>, + Chris Cannam <[email protected]>, + Richard Bown <[email protected]> + + The moral rights of Guillaume Laurent, Chris Cannam, and Richard + Bown to claim authorship of this work have been asserted. + + Other copyrights also apply to some parts of this work. Please + see the AUTHORS file and individual file headers for details. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. See the file + COPYING included with this distribution for more information. +*/ + + +#include "PropertyControlRuler.h" + +#include "ControlRuler.h" +#include "ControlItem.h" +#include "ViewElementAdapter.h" +#include "misc/Debug.h" +#include "base/BaseProperties.h" +#include "base/NotationTypes.h" +#include "base/PropertyName.h" +#include "base/RulerScale.h" +#include "base/Segment.h" +#include "base/Selection.h" +#include "base/Staff.h" +#include "base/ViewElement.h" +#include "commands/edit/SelectionPropertyCommand.h" +#include "gui/general/EditViewBase.h" +#include "gui/widgets/TextFloat.h" +#include "gui/general/LinedStaff.h" +#include <qcanvas.h> +#include <qcolor.h> +#include <qpoint.h> +#include <qstring.h> +#include <qwidget.h> + + +namespace Rosegarden +{ + +PropertyControlRuler::PropertyControlRuler(PropertyName propertyName, + Staff* staff, + RulerScale* rulerScale, + EditViewBase* parentView, + QCanvas* c, QWidget* parent, + const char* name, WFlags f) : + ControlRuler(&(staff->getSegment()), rulerScale, + parentView, c, parent, name, f), + m_propertyName(propertyName), + m_staff(staff), + m_propertyLine(new QCanvasLine(canvas())), + m_propertyLineShowing(false), + m_propertyLineX(0), + m_propertyLineY(0) +{ + m_staff->addObserver(this); + m_propertyLine->setZ(1000); // bring to front + + setMenuName("property_ruler_menu"); + drawBackground(); + init(); +} + +void +PropertyControlRuler::setStaff(Staff *staff) +{ + RG_DEBUG << "PropertyControlRuler::setStaff(" << staff << ")" << endl; + + m_staff->removeObserver(this); + m_segment->removeObserver(this); + m_staff = staff; + m_segment = &m_staff->getSegment(); + m_staff->addObserver(this); + m_segment->addObserver(this); + + //!!! need to delete the control items here + + drawBackground(); + init(); +} + +void +PropertyControlRuler::drawBackground() +{ + // Draw some minimum and maximum controller value guide lines + // + QCanvasLine *topLine = new QCanvasLine(canvas()); + QCanvasLine *topQLine = new QCanvasLine(canvas()); + QCanvasLine *midLine = new QCanvasLine(canvas()); + QCanvasLine *botQLine = new QCanvasLine(canvas()); + QCanvasLine *bottomLine = new QCanvasLine(canvas()); + //m_controlLine->setPoints(m_controlLineX, m_controlLineY, m_controlLineX, m_controlLineY); + int cHeight = canvas()->height(); + int cWidth = canvas()->width(); + + topLine->setPen(QColor(127, 127, 127)); + topLine->setPoints(0, 0, cWidth, 0); + topLine->setZ( -10); + topLine->show(); + + topQLine->setPen(QColor(192, 192, 192)); + topQLine->setPoints(0, cHeight / 4, cWidth, cHeight / 4); + topQLine->setZ( -10); + topQLine->show(); + + midLine->setPen(QColor(127, 127, 127)); + midLine->setPoints(0, cHeight / 2, cWidth, cHeight / 2); + midLine->setZ( -10); + midLine->show(); + + botQLine->setPen(QColor(192, 192, 192)); + botQLine->setPoints(0, 3*cHeight / 4, cWidth, 3*cHeight / 4); + botQLine->setZ( -10); + botQLine->show(); + + bottomLine->setPen(QColor(127, 127, 127)); + bottomLine->setPoints(0, cHeight - 1, cWidth, cHeight - 1); + bottomLine->setZ( -10); + bottomLine->show(); +} + +PropertyControlRuler::~PropertyControlRuler() +{ + if (m_staff) { + m_staff->removeObserver(this); + } +} + +QString PropertyControlRuler::getName() +{ + return getPropertyName().c_str(); +} + +void PropertyControlRuler::init() +{ + ViewElementList* viewElementList = m_staff->getViewElementList(); + + LinedStaff* lStaff = dynamic_cast<LinedStaff*>(m_staff); + + if (lStaff) + m_staffOffset = lStaff->getX(); + + for (ViewElementList::iterator i = viewElementList->begin(); + i != viewElementList->end(); ++i) { + + if ((*i)->event()->isa(Note::EventRestType)) + continue; + + double x = m_rulerScale->getXForTime((*i)->getViewAbsoluteTime()); + new ControlItem(this, new ViewElementAdapter(*i, getPropertyName()), int(x + m_staffOffset), + int(m_rulerScale->getXForTime((*i)->getViewAbsoluteTime() + + (*i)->getViewDuration()) - x)); + + } +} + +void PropertyControlRuler::elementAdded(const Staff *, ViewElement *el) +{ + RG_DEBUG << "PropertyControlRuler::elementAdded()\n"; + + if (el->event()->isa(Note::EventRestType)) + return ; + + double x = m_rulerScale->getXForTime(el->getViewAbsoluteTime()); + + new ControlItem(this, new ViewElementAdapter(el, getPropertyName()), int(x + m_staffOffset), + int(m_rulerScale->getXForTime(el->getViewAbsoluteTime() + + el->getViewDuration()) - x)); +} + +void PropertyControlRuler::elementRemoved(const Staff *, ViewElement *el) +{ + RG_DEBUG << "PropertyControlRuler::elementRemoved(\n"; + + clearSelectedItems(); + + QCanvasItemList allItems = canvas()->allItems(); + + for (QCanvasItemList::Iterator it = allItems.begin(); it != allItems.end(); ++it) { + if (ControlItem *item = dynamic_cast<ControlItem*>(*it)) { + ViewElementAdapter * adapter = dynamic_cast<ViewElementAdapter*>(item->getElementAdapter()); + if (adapter->getViewElement() == el) { + delete item; + break; + } + } + } +} + +void PropertyControlRuler::staffDeleted(const Staff *) +{ + m_staff = 0; +} + +void +PropertyControlRuler::endMarkerTimeChanged(const Segment *s, bool) +{ + timeT endMarkerTime = s->getEndMarkerTime(); + + RG_DEBUG << "PropertyControlRuler::endMarkerTimeChanged() " << endMarkerTime << endl; + + clearSelectedItems(); + + clear(); + init(); +} + +void PropertyControlRuler::computeStaffOffset() +{ + LinedStaff* lStaff = dynamic_cast<LinedStaff*>(m_staff); + if (lStaff) + m_staffOffset = lStaff->getX(); +} + +void PropertyControlRuler::startPropertyLine() +{ + RG_DEBUG << "PropertyControlRuler::startPropertyLine\n"; + m_propertyLineShowing = true; + this->setCursor(Qt::pointingHandCursor); +} + +void +PropertyControlRuler::contentsMousePressEvent(QMouseEvent *e) +{ + RG_DEBUG << "PropertyControlRuler::contentsMousePressEvent\n"; + + if (!m_propertyLineShowing) { + if (e->button() == MidButton) + m_lastEventPos = inverseMapPoint(e->pos()); + + ControlRuler::contentsMousePressEvent(e); // send super + + return ; + } + + // cancel control line mode + if (e->button() == RightButton) { + m_propertyLineShowing = false; + m_propertyLine->hide(); + + this->setCursor(Qt::arrowCursor); + return ; + } + + if (e->button() == LeftButton) { + QPoint p = inverseMapPoint(e->pos()); + + m_propertyLine->show(); + m_propertyLineX = p.x(); + m_propertyLineY = p.y(); + m_propertyLine->setPoints(m_propertyLineX, m_propertyLineY, m_propertyLineX, m_propertyLineY); + canvas()->update(); + } +} + +void +PropertyControlRuler::contentsMouseReleaseEvent(QMouseEvent *e) +{ + RG_DEBUG << "PropertyControlRuler::contentsMouseReleaseEvent\n"; + + /* + if (m_propertyLineShowing) + { + this->setCursor(Qt::arrowCursor); + m_propertyLineShowing = false; + canvas()->update(); + } + */ + + if (!m_propertyLineShowing) { + /* + if (e->button() == MidButton) + insertControllerEvent(); + */ + + ControlRuler::contentsMouseReleaseEvent(e); // send super + return ; + } else { + QPoint p = inverseMapPoint(e->pos()); + + timeT startTime = m_rulerScale->getTimeForX(m_propertyLineX); + timeT endTime = m_rulerScale->getTimeForX(p.x()); + + long startValue = heightToValue(m_propertyLineY - canvas()->height()); + long endValue = heightToValue(p.y() - canvas()->height()); + + RG_DEBUG << "PropertyControlRuler::contentsMouseReleaseEvent - " + << "starttime = " << startTime + << ", endtime = " << endTime + << ", startValue = " << startValue + << ", endValue = " << endValue + << endl; + + drawPropertyLine(startTime, endTime, startValue, endValue); + + m_propertyLineShowing = false; + m_propertyLine->hide(); + this->setCursor(Qt::arrowCursor); + canvas()->update(); + } +} + +void +PropertyControlRuler::contentsMouseMoveEvent(QMouseEvent *e) +{ + RG_DEBUG << "PropertyControlRuler::contentsMouseMoveEvent\n"; + + if (!m_propertyLineShowing) { + // Don't send super if we're using the middle button + // + if (e->button() == MidButton) { + m_lastEventPos = inverseMapPoint(e->pos()); + return ; + } + + ControlRuler::contentsMouseMoveEvent(e); // send super + return ; + } + + QPoint p = inverseMapPoint(e->pos()); + + m_propertyLine->setPoints(m_propertyLineX, m_propertyLineY, p.x(), p.y()); + canvas()->update(); +} + +void PropertyControlRuler::contentsContextMenuEvent(QContextMenuEvent* e) +{ + RG_DEBUG << "PropertyControlRuler::contentsContextMenuEvent\n"; + + // check if we actually have some control items + QCanvasItemList list = canvas()->allItems(); + bool haveItems = false; + + QCanvasItemList::Iterator it = list.begin(); + for (; it != list.end(); ++it) { + if (dynamic_cast<ControlItem*>(*it)) { + haveItems = true; + break; + } + } + + RG_DEBUG << "PropertyControlRuler::contentsContextMenuEvent : haveItems = " + << haveItems << endl; + + emit stateChange("have_note_events_in_segment", haveItems); + + ControlRuler::contentsContextMenuEvent(e); +} + +void +PropertyControlRuler::drawPropertyLine(timeT startTime, + timeT endTime, + int startValue, + int endValue) +{ + if (startTime > endTime) { + std::swap(startTime, endTime); + std::swap(startValue, endValue); + } + + RG_DEBUG << "PropertyControlRuler::drawPropertyLine - set velocity from " + << startTime + << " to " << endTime << endl; + + // Add the "true" to catch Events overlapping this line + // + EventSelection selection(*m_segment, startTime, endTime, true); + PropertyPattern pattern = DecrescendoPattern; + + bool haveNotes = selection.contains(Note::EventType); + + if (haveNotes) { + + SelectionPropertyCommand *command = + new SelectionPropertyCommand(&selection, + BaseProperties::VELOCITY, + pattern, + startValue, + endValue); + + m_parentEditView->addCommandToHistory(command); + + } else { + + RG_DEBUG << "PropertyControlRuler::drawPropertyLine - no notes in selection\n"; + + } +} + +void +PropertyControlRuler::selectAllProperties() +{ + RG_DEBUG << "PropertyControlRuler::selectAllProperties" << endl; + + /* + for(Segment::iterator i = m_segment.begin(); + i != m_segment.end(); ++i) + if (!m_eventSelection->contains(*i)) m_eventSelection->addEvent(*i); + */ + + clearSelectedItems(); + + QCanvasItemList l = canvas()->allItems(); + for (QCanvasItemList::Iterator it = l.begin(); it != l.end(); ++it) { + if (ControlItem *item = dynamic_cast<ControlItem*>(*it)) { + m_selectedItems << item; + (*it)->setSelected(true); + ElementAdapter* adapter = item->getElementAdapter(); + m_eventSelection->addEvent(adapter->getEvent()); + } + } + + /* + m_eventSelection->addFromSelection(&selection); + for (QCanvasItemList::Iterator it=m_selectedItems.begin(); it!=m_selectedItems.end(); ++it) { + if (ControlItem *item = dynamic_cast<ControlItem*>(*it)) { + + ElementAdapter* adapter = item->getElementAdapter(); + m_eventSelection->addEvent(adapter->getEvent()); + item->handleMouseButtonRelease(e); + } + } + */ + + emit stateChange("have_controller_item_selected", true); +} + +} |