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//=========================================================
// MusE
// Linux Music Editor
// $Id: eventbase.h,v 1.3.2.3 2009/12/20 05:00:35 terminator356 Exp $
//
// (C) Copyright 1999-2004 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 __EVENTBASE_H__
#define __EVENTBASE_H__
#include <sys/types.h>
#include "pos.h"
#include "event.h"
namespace MusECore {
class WavePart;
//---------------------------------------------------------
// EventBase
//---------------------------------------------------------
class EventBase : public PosLen {
EventType _type;
protected:
int refCount;
bool _selected;
public:
EventBase(EventType t);
EventBase(const EventBase& ev);
virtual ~EventBase() {}
int getRefCount() const { return refCount; }
EventType type() const { return _type; }
void setType(EventType t) { _type = t; }
bool selected() const { return _selected; }
void setSelected(bool val) { _selected = val; }
void move(int offset);
virtual bool isSimilarTo(const EventBase& other) const = 0;
virtual void read(Xml&) = 0;
virtual void write(int, Xml&, const Pos& offset, bool forcePath = false) const = 0;
virtual void dump(int n = 0) const;
virtual EventBase* mid(unsigned, unsigned) const = 0;
friend class Event;
virtual bool isNote() const { return false; }
virtual bool isNoteOff() const { return false; }
virtual bool isNoteOff(const Event&) const { return false; }
virtual int pitch() const { return 0; }
virtual int program() const { return 0; }
virtual int cntrl() const { return 0; }
virtual int dataA() const { return 0; }
virtual void setA(int) { }
virtual void setPitch(int) { }
virtual int cntrlVal() const { return 0; }
virtual int dataB() const { return 0; }
virtual int velo() const { return 0; }
virtual void setB(int) { }
virtual void setVelo(int) { }
virtual int veloOff() const { return 0; }
virtual int dataC() const { return 0; }
virtual void setC(int) { }
virtual void setVeloOff(int) { }
virtual const unsigned char* data() const { return 0; }
virtual int dataLen() const { return 0; }
virtual void setData(const unsigned char*, int) { }
virtual const EvData eventData() const { return EvData(); }
virtual const QString name() const { return QString("?"); }
virtual void setName(const QString&) { }
virtual int spos() const { return 0; }
virtual void setSpos(int) { }
virtual SndFileR sndFile() const { return 0; }
virtual void setSndFile(SndFileR&) { }
virtual EventBase* clone() const = 0;
virtual void readAudio(WavePart* /*part*/, unsigned /*offset*/,
float** /*bpp*/, int /*channels*/, int /*nn*/, bool /*doSeek*/, bool /*overwrite*/) { }
};
} // namespace MusECore
#endif
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