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Diffstat (limited to 'src/gui/editors/notation/NotationSelector.h')
-rw-r--r-- | src/gui/editors/notation/NotationSelector.h | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/gui/editors/notation/NotationSelector.h b/src/gui/editors/notation/NotationSelector.h new file mode 100644 index 0000000..7266fd5 --- /dev/null +++ b/src/gui/editors/notation/NotationSelector.h @@ -0,0 +1,197 @@ + +/* -*- 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. +*/ + +#ifndef _RG_NOTATIONSELECTOR_H_ +#define _RG_NOTATIONSELECTOR_H_ + +#include "NotationTool.h" +#include "NotationElement.h" +#include <qstring.h> +#include "base/Event.h" + + +class QMouseEvent; +class QCanvasRectangle; +class m_clickedElement; + + +namespace Rosegarden +{ + +class ViewElement; +class NotationView; +class NotationStaff; +class NotationElement; +class EventSelection; +class Event; + + +/** + * Rectangular note selection + */ +class NotationSelector : public NotationTool +{ + Q_OBJECT + + friend class NotationToolBox; + +public: + + ~NotationSelector(); + + virtual void handleLeftButtonPress(timeT, + int height, + int staffNo, + QMouseEvent*, + ViewElement* el); + + virtual void handleRightButtonPress(timeT time, + int height, + int staffNo, + QMouseEvent*, + ViewElement*); + + virtual int handleMouseMove(timeT, + int height, + QMouseEvent*); + + virtual void handleMouseRelease(timeT time, + int height, + QMouseEvent*); + + virtual void handleMouseDoubleClick(timeT, + int height, + int staffNo, + QMouseEvent*, + ViewElement*); + + virtual void handleMouseTripleClick(timeT, + int height, + int staffNo, + QMouseEvent*, + ViewElement*); + + /** + * Create the selection rect + * + * We need this because NotationView deletes all QCanvasItems + * along with it. This happens before the NotationSelector is + * deleted, so we can't delete the selection rect in + * ~NotationSelector because that leads to double deletion. + */ + virtual void ready(); + + /** + * Delete the selection rect. + */ + virtual void stow(); + + /** + * Returns the currently selected events + * + * The returned result is owned by the caller + */ + EventSelection* getSelection(); + + /** + * Respond to an event being deleted -- it may be the one the tool + * is remembering as the current event. + */ + virtual void handleEventRemoved(Event *event) { + if (m_clickedElement && m_clickedElement->event() == event) { + m_clickedElement = 0; + } + } + + static const QString ToolName; + +signals: + void editElement(NotationStaff *, NotationElement *, bool advanced); + +public slots: + /** + * Hide the selection rectangle + * + * Should be called after a cut or a copy has been + * performed + */ + void slotHideSelection(); + + void slotInsertSelected(); + void slotEraseSelected(); +// void slotCollapseRests(); + void slotCollapseRestsHard(); + void slotRespellFlat(); + void slotRespellSharp(); + void slotRespellNatural(); + void slotCollapseNotes(); + void slotInterpret(); + void slotStaffAbove(); + void slotStaffBelow(); + void slotMakeInvisible(); + void slotMakeVisible(); + + void slotClickTimeout(); + +protected: + NotationSelector(NotationView*); + + /** + * Set the current selection on the parent NotationView + */ + void setViewCurrentSelection(bool preview); + + /** + * Look up the staff containing the given notation element + */ + NotationStaff *getStaffForElement(NotationElement *elt); + + void drag(int x, int y, bool final); + void dragFine(int x, int y, bool final); + + //--------------- Data members --------------------------------- + + QCanvasRectangle* m_selectionRect; + bool m_updateRect; + + NotationStaff *m_selectedStaff; + NotationElement *m_clickedElement; + bool m_clickedShift; + bool m_startedFineDrag; + + EventSelection *m_selectionToMerge; + + long m_lastDragPitch; + timeT m_lastDragTime; + + bool m_justSelectedBar; + bool m_wholeStaffSelectionComplete; +}; + + + +} + +#endif |