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//=========================================================
// MusE
// Linux Music Editor
// $Id: dcanvas.h,v 1.8.2.2 2009/02/02 21:38:00 terminator356 Exp $
// (C) Copyright 1999 Werner Schweer (ws@seh.de)
//=========================================================
#ifndef __DCANVAS_H__
#define __DCANVAS_H__
#include "ecanvas.h"
#include "song.h"
#define TH 18
class QResizeEvent;
class QDragEnterEvent;
class QDropEvent;
class QDragMoveEvent;
class QDragLeaveEvent;
class MidiEditor;
//---------------------------------------------------------
// DEvent
// ''visual'' Drum Event
//---------------------------------------------------------
class DEvent : public CItem {
public:
DEvent(Event e, Part* p);
};
class ScrollScale;
class PianoRoll;
//---------------------------------------------------------
// DrumCanvas
//---------------------------------------------------------
class DrumCanvas : public EventCanvas {
Q_OBJECT
virtual void drawCanvas(QPainter&, const QRect&);
virtual void drawItem(QPainter&, const CItem*, const QRect&);
void drawTopItem(QPainter& p, const QRect& rect);
virtual void drawMoving(QPainter&, const CItem*, const QRect&);
virtual void moveCanvasItems(CItemList&, int, int, DragType, int*);
// Changed by T356.
//virtual bool moveItem(CItem*, const QPoint&, DragType, int*);
virtual bool moveItem(CItem*, const QPoint&, DragType);
virtual CItem* newItem(const QPoint&, int);
virtual void resizeItem(CItem*, bool);
virtual void newItem(CItem*, bool);
virtual bool deleteItem(CItem*);
int y2pitch(int y) const;
int pitch2y(int pitch) const;
void copy();
void paste();
void startDrag(CItem*, bool copymode);
void dragEnterEvent(QDragEnterEvent* event);
void dragMoveEvent(QDragMoveEvent*);
void dragLeaveEvent(QDragLeaveEvent*);
virtual void addItem(Part*, Event&);
virtual void resizeEvent(QResizeEvent*);
virtual void curPartChanged();
signals:
void newWidth(int);
public slots:
void mapChanged(int, int);
void keyPressed(int, bool);
void keyReleased(int, bool);
public:
enum {
CMD_CUT, CMD_COPY, CMD_PASTE, CMD_SAVE, CMD_LOAD, CMD_RESET,
CMD_SELECT_ALL, CMD_SELECT_NONE, CMD_SELECT_INVERT,
CMD_SELECT_ILOOP, CMD_SELECT_OLOOP, CMD_SELECT_PREV_PART, CMD_SELECT_NEXT_PART,
CMD_DEL, CMD_FIXED_LEN, CMD_RIGHT, CMD_LEFT, CMD_RIGHT_NOSNAP, CMD_LEFT_NOSNAP, CMD_MODIFY_VELOCITY
};
DrumCanvas(MidiEditor*, QWidget*, int, int,
const char* name = 0);
void cmd(int);
virtual void modifySelected(NoteInfo::ValType type, int delta);
};
#endif
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