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/*
Rosegarden
A sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <glaurent@telegraph-road.org>,
Chris Cannam <cannam@all-day-breakfast.com>,
Richard Bown <bownie@bownie.com>
The moral right of the authors to claim authorship of this work
has been asserted.
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 _ROSEGARDEN_MIDI_EVENT_H_
#define _ROSEGARDEN_MIDI_EVENT_H_
#include "Midi.h"
#include "Event.h"
// MidiEvent holds MIDI and Event data during MIDI file I/O.
// We don't use this class at all for playback or recording of MIDI -
// for that look at MappedEvent and MappedComposition.
//
// Rosegarden doesn't have any internal concept of MIDI events, only
// Events which are a superset of MIDI functionality.
//
// Check out Event in base/ for more information.
//
//
//
namespace Rosegarden
{
class MidiEvent
{
public:
MidiEvent();
// No data event
//
MidiEvent(timeT deltaTime,
MidiByte eventCode);
// single data byte case
//
MidiEvent(timeT deltaTime,
MidiByte eventCode,
MidiByte data1);
// double data byte
//
MidiEvent(timeT deltaTime,
MidiByte eventCode,
MidiByte data1,
MidiByte data2);
// Meta event
//
MidiEvent(timeT deltaTime,
MidiByte eventCode,
MidiByte metaEventCode,
const std::string &metaMessage);
// Sysex style constructor
//
MidiEvent(timeT deltaTime,
MidiByte eventCode,
const std::string &sysEx);
~MidiEvent();
// View our event as text
//
void print();
void setTime(const timeT &time) { m_deltaTime = time; }
void setDuration(const timeT& duration) {m_duration = duration;}
timeT addTime(const timeT &time);
MidiByte getMessageType() const
{ return ( m_eventCode & MIDI_MESSAGE_TYPE_MASK ); }
MidiByte getChannelNumber() const
{ return ( m_eventCode & MIDI_CHANNEL_NUM_MASK ); }
timeT getTime() const { return m_deltaTime; }
timeT getDuration() const { return m_duration; }
MidiByte getPitch() const { return m_data1; }
MidiByte getVelocity() const { return m_data2; }
MidiByte getData1() const { return m_data1; }
MidiByte getData2() const { return m_data2; }
MidiByte getEventCode() const { return m_eventCode; }
bool isMeta() const { return(m_eventCode == MIDI_FILE_META_EVENT); }
MidiByte getMetaEventCode() const { return m_metaEventCode; }
std::string getMetaMessage() const { return m_metaMessage; }
void setMetaMessage(const std::string &meta) { m_metaMessage = meta; }
friend bool operator<(const MidiEvent &a, const MidiEvent &b);
private:
MidiEvent& operator=(const MidiEvent);
timeT m_deltaTime;
timeT m_duration;
MidiByte m_eventCode;
MidiByte m_data1; // or Note
MidiByte m_data2; // or Velocity
MidiByte m_metaEventCode;
std::string m_metaMessage;
};
// Comparator for sorting
//
struct MidiEventCmp
{
bool operator()(const MidiEvent &mE1, const MidiEvent &mE2) const
{ return mE1.getTime() < mE2.getTime(); }
bool operator()(const MidiEvent *mE1, const MidiEvent *mE2) const
{ return mE1->getTime() < mE2->getTime(); }
};
}
#endif // _ROSEGARDEN_MIDI_EVENT_H_
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