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// -*- c-basic-offset: 4 -*-
/*
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 _MIDI_TYPES_H_
#define _MIDI_TYPES_H_
#include <list>
#include "Event.h"
#include "Instrument.h"
// Internal representation of some very MIDI specific event types
// that fall clearly outside of NotationTypes and still require
// representation.
//
namespace Rosegarden
{
class MIDIValueOutOfRange : public Exception {
public:
MIDIValueOutOfRange(std::string name) :
Exception("Value of " + name + " out of byte range") { }
MIDIValueOutOfRange(std::string name, std::string file, int line) :
Exception("Value of " + name + " out of byte range", file, line) { }
};
// Rosegarden's internal represetation of MIDI PitchBend
//
class PitchBend
{
public:
static const std::string EventType;
static const int EventSubOrdering;
static const PropertyName MSB;
static const PropertyName LSB;
PitchBend(MidiByte msb, MidiByte lsb);
PitchBend(const Event &);
~PitchBend();
MidiByte getMSB() const { return m_msb; }
MidiByte getLSB() const { return m_lsb; }
/// Returned event is on heap; caller takes responsibility for ownership
Event *getAsEvent(timeT absoluteTime) const;
private:
MidiByte m_msb;
MidiByte m_lsb;
};
// Controller
//
class Controller
{
public:
static const std::string EventType;
static const int EventSubOrdering;
static const PropertyName NUMBER; // controller number
static const PropertyName VALUE; // and value
Controller(MidiByte number,
MidiByte value);
Controller(const Event &);
~Controller();
MidiByte getNumber() const { return m_number; }
MidiByte getValue() const { return m_value; }
/// Returned event is on heap; caller takes responsibility for ownership
Event *getAsEvent(timeT absoluteTime) const;
private:
MidiByte m_number;
MidiByte m_value;
};
// Key pressure
//
class KeyPressure
{
public:
static const std::string EventType;
static const int EventSubOrdering;
static const PropertyName PITCH;
static const PropertyName PRESSURE;
KeyPressure(MidiByte pitch, MidiByte pressure);
KeyPressure(const Event &event);
~KeyPressure();
MidiByte getPitch() const { return m_pitch; }
MidiByte getPressure() const { return m_pressure; }
/// Returned event is on heap; caller takes responsibility for ownership
Event *getAsEvent(timeT absoluteTime) const;
private:
MidiByte m_pitch;
MidiByte m_pressure;
};
// Channel pressure
//
class ChannelPressure
{
public:
static const std::string EventType;
static const int EventSubOrdering;
static const PropertyName PRESSURE;
ChannelPressure(MidiByte pressure);
ChannelPressure(const Event &event);
~ChannelPressure();
MidiByte getPressure() const { return m_pressure; }
/// Returned event is on heap; caller takes responsibility for ownership
Event *getAsEvent(timeT absoluteTime) const;
private:
MidiByte m_pressure;
};
// Program Change
//
class ProgramChange
{
public:
static const std::string EventType;
static const int EventSubOrdering;
static const PropertyName PROGRAM;
ProgramChange(MidiByte program);
ProgramChange(const Event &event);
~ProgramChange();
MidiByte getProgram() const { return m_program; }
/// Returned event is on heap; caller takes responsibility for ownership
Event *getAsEvent(timeT absoluteTime) const;
private:
MidiByte m_program;
};
// System exclusive
//
class SystemExclusive
{
public:
static const std::string EventType;
static const int EventSubOrdering;
struct BadEncoding : public Exception {
BadEncoding() : Exception("Bad SysEx encoding") { }
};
static const PropertyName DATABLOCK;
SystemExclusive(std::string rawData);
SystemExclusive(const Event &event);
~SystemExclusive();
std::string getRawData() const { return m_rawData; }
std::string getHexData() const { return toHex(m_rawData); }
/// Returned event is on heap; caller takes responsibility for ownership
Event *getAsEvent(timeT absoluteTime) const;
static std::string toHex(std::string rawData);
static std::string toRaw(std::string hexData);
static bool isHex(std::string data);
private:
std::string m_rawData;
static unsigned char toRawNibble(char);
};
}
#endif
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