121 lines
3.5 KiB
C++
121 lines
3.5 KiB
C++
//=============================================================================
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// MusE Score
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// Linux Music Score Editor
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//
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// Copyright (C) 2011-2016 Werner Schweer and others
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//=============================================================================
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#ifndef __PIANOTOOLS_H__
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#define __PIANOTOOLS_H__
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#include "libmscore/note.h"
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#include "libmscore/select.h"
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namespace Ms {
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class HPiano;
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//---------------------------------------------------------
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// PianoKeyItem
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//---------------------------------------------------------
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class PianoKeyItem : public QGraphicsPathItem
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{
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int type;
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int _pitch;
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bool _pressed;
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bool _highlighted;
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bool _selected;
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HPiano* piano;
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virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = 0);
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virtual void mousePressEvent(QGraphicsSceneMouseEvent*);
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virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent*);
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public:
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PianoKeyItem(HPiano*, int p);
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void setType(int val);
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int pitch() { return _pitch; }
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void setPressed(bool p) { _pressed = p; }
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void setHighlighted(bool h) { _highlighted = h; }
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void setSelected(bool s) { _selected = s; }
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};
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//---------------------------------------------------------
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// HPiano
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//---------------------------------------------------------
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class HPiano : public QGraphicsView
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{
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Q_OBJECT
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int _firstKey;
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int _lastKey;
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//Pitches pressed due to playback
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QSet<int> _pressedPlaybackPitches;
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//Pitches pressed due to user interaction
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QSet<int> _pressedPitches;
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QList<PianoKeyItem*> keys;
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qreal scaleVal;
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virtual void wheelEvent(QWheelEvent*);
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virtual bool event(QEvent* event);
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bool gestureEvent(QGestureEvent* event);
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void setScale(qreal);
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signals:
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void keyPressed(int pitch, bool chord, int velo);
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void keyReleased(int pitch, bool chord, int velo);
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public:
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HPiano(QWidget* parent = 0);
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friend class PianoKeyItem;
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void setPressedPlaybackPitches(QSet<int> pitches);
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void pressPitch(int pitch);
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void releasePitch(int pitch);
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void clearSelection();
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void changeSelection(const Selection& selection);
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void updateAllKeys();
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virtual QSize sizeHint() const;
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public slots:
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void setMaximum(bool top_level);
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};
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//---------------------------------------------------------
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// PianoTools
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//---------------------------------------------------------
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class PianoTools : public QDockWidget
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{
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Q_OBJECT
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HPiano * _piano;
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signals:
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void keyPressed(int pitch, bool chord, int vel);
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void keyReleased(int pitch, bool chord, int vel);
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protected:
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virtual void changeEvent(QEvent* event);
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void retranslate();
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public:
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PianoTools(QWidget* parent = 0);
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void pressPitch(int pitch) { _piano->pressPitch(pitch); }
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void releasePitch(int pitch) { _piano->releasePitch(pitch); }
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void setPlaybackNotes(QList<const Note*> notes);
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void clearSelection();
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void changeSelection(const Selection& selection);
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};
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} // namespace Ms
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#endif
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