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//=========================================================
// MusE
// Linux Music Editor
// $Id: prcanvas.h,v 1.5.2.6 2009/11/16 11:29:33 lunar_shuttle Exp $
// (C) Copyright 1999 Werner Schweer (ws@seh.de)
//
// 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; version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=========================================================
#ifndef __PRCANVAS_H__
#define __PRCANVAS_H__
#include "ecanvas.h"
#include "pianoroll.h"
#include <QDragEnterEvent>
#include <QDropEvent>
#include <QMouseEvent>
#include <QDragMoveEvent>
#include <QDragLeaveEvent>
#include <QTimer>
#include "steprec.h"
class QRect;
namespace MusEGui {
//---------------------------------------------------------
// NEvent
// ''visual'' Note Event
//---------------------------------------------------------
class NEvent : public CItem {
public:
NEvent(const MusECore::Event& e, MusECore::Part* p, int y);
};
class ScrollScale;
class PianoRoll;
//---------------------------------------------------------
// PianoCanvas
//---------------------------------------------------------
class PianoCanvas : public EventCanvas {
Q_OBJECT
int colorMode;
bool noteHeldDown[128];
MusECore::StepRec* steprec;
virtual void viewMouseDoubleClickEvent(QMouseEvent*);
virtual void drawItem(QPainter&, const CItem*, const QRect&);
void drawTopItem(QPainter &p, const QRect &rect);
virtual void drawMoving(QPainter&, const CItem*, const QRect&);
virtual MusECore::Undo moveCanvasItems(CItemList&, int, int, DragType, bool rasterize = true);
virtual bool moveItem(MusECore::Undo&, CItem*, const QPoint&, DragType, bool rasterize = true);
virtual CItem* newItem(const QPoint&, int);
virtual void resizeItem(CItem*, bool noSnap, bool);
virtual void newItem(CItem*, bool noSnap);
virtual bool deleteItem(CItem*);
virtual void startDrag(CItem* item, bool copymode);
virtual void dragEnterEvent(QDragEnterEvent* event);
virtual void dragMoveEvent(QDragMoveEvent*);
virtual void dragLeaveEvent(QDragLeaveEvent*);
virtual CItem* addItem(MusECore::Part*, const MusECore::Event&);
int y2pitch(int) const;
int pitch2y(int) const;
inline int y2height(int) const { return KH/2; }
inline int yItemOffset() const { return KH/4; }
virtual void drawCanvas(QPainter&, const QRect&);
virtual void itemPressed(const CItem*);
virtual void itemReleased(const CItem*, const QPoint&);
virtual void itemMoved(const CItem*, const QPoint&);
virtual void curPartChanged();
virtual void resizeEvent(QResizeEvent*);
private slots:
void midiNote(int pitch, int velo);
signals:
void quantChanged(int);
void rasterChanged(int);
void newWidth(int);
public slots:
void pianoCmd(int);
void pianoPressed(int pitch, int velocity, bool shift);
void pianoReleased(int pitch, bool);
public:
enum {
CMD_CUT, CMD_COPY, CMD_COPY_RANGE, CMD_PASTE, CMD_PASTE_DIALOG, CMD_DEL,
CMD_QUANTIZE,
CMD_SELECT_ALL, CMD_SELECT_NONE, CMD_SELECT_INVERT,
CMD_SELECT_ILOOP, CMD_SELECT_OLOOP, CMD_SELECT_PREV_PART, CMD_SELECT_NEXT_PART,
CMD_MODIFY_GATE_TIME, CMD_MODIFY_VELOCITY, CMD_CRESCENDO,
CMD_TRANSPOSE, CMD_THIN_OUT, CMD_ERASE_EVENT,
CMD_NOTE_SHIFT, CMD_MOVE_CLOCK, CMD_COPY_MEASURE,
CMD_ERASE_MEASURE, CMD_DELETE_MEASURE, CMD_CREATE_MEASURE,
CMD_FIXED_LEN, CMD_DELETE_OVERLAPS, CMD_LEGATO
};
PianoCanvas(MidiEditor*, QWidget*, int, int);
virtual ~PianoCanvas();
void cmd(int cmd);
void setColorMode(int mode) {
colorMode = mode;
redraw();
}
virtual void modifySelected(NoteInfo::ValType type, int val, bool delta_mode = true);
};
} // namespace MusEGui
#endif
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