/usr/include/CLAM/MIDIDevice.hxx is in libclam-dev 1.4.0-7.
This file is owned by root:root, with mode 0o644.
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* Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* 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.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __MIDIDevice__
#define __MIDIDevice__
#include <string>
#include <vector>
#include "Err.hxx"
#include "MIDIEnums.hxx"
#include "InControl.hxx"
namespace CLAM{
class MIDIIn;
class MIDIOut;
class MIDIClocker;
class MIDIManager;
/** This is the abstract base class for an midi device. With an midi device
* we refer to any kind of midi input/output.
* MIDIDevices are usually created by the MIDIManager. The interface
* for the user however, are the MIDIIn and MIDIOut classes.
* <p>
* Each MIDIIn and MIDIOut created is registered with the MIDIManager. When the MIDIManager is started, it will create the
* appropiate MIDIDevice or MIDIDevices, based on the number of inputs,
* outputs, operating system and MIDIInConfig of the MIDIIn objects
* @see MIDIIn, MIDIOut, MIDIDeviceList, MIDIManager
*/
class MIDIDevice
{
friend class MIDIIn;
friend class MIDIOut;
friend class MIDIOutControl;
friend class MIDIClocker;
friend class MIDIManager;
protected:
/** This class is used to respond to device information
* request using the GetInfo method.
*/
struct TInfo
{
std::string mName;
std::string mArch;
/** Base constructor, calls to Reset method to clear all the values*/
TInfo() { Reset();}
/** Clear all the values of object, setting strings mName and mArch to ""*/
void Reset()
{
mName=mArch="";
}
};
MIDIIn* target[8][16][128];
std::vector<MIDIIn*> mInputs;
std::vector<MIDIOut*> mOutputs;
std::string mName;
unsigned char mLastStatus;
int mIndex;
int mLength;
unsigned char mData[256];
/** Constructor of the class that sets the name of object to the string passed by parameter
* @param name String with the name of object
*/
MIDIDevice(const std::string& name)
{
mName = name;
mLastStatus = 0;
mIndex = 0;
mLength = 0;
mMIDIManager = 0;
}
/** Destructor of class*/
virtual ~MIDIDevice() { };
/** This method should be called to begin the use of this Device*/
void Start(void);
/** This method must be called to end the use of this Device*/
void Stop(void);
/** This function is executed to start the concrete use of the devices. Each implementation of MIDIDevice must define this method.*/
virtual void ConcreteStart(void) throw(Err) = 0;
/** This function is executed to stop the concrete use of the devices. Each implementation of MIDIDevice must define this method.*/
virtual void ConcreteStop(void) throw(Err) = 0;
/** Getter for the Info of Device Object attached to this MIDIDevice instantiation
* @param info TInfo object that method will modify with the values of Tinfo internal object
*/
void GetInfo(TInfo&);
virtual void SetClock(TControlData val) { }
/** Reads the information given by this Device and passes data to an Audio chunk. Must be implemented by any Device derived from this class. Not implemented yet
*/
virtual void Read(void) throw(Err) = 0;
virtual void Write(unsigned char* msg,int size) throw(Err) = 0;
protected:
bool Register(MIDIManager* mm,MIDIIn& in);
bool Register(MIDIManager* mm,MIDIOut& out);
void Unregister(MIDIIn& in);
void Unregister(MIDIOut& out);
bool Register(MIDIManager* mm,MIDIClocker& in);
void Unregister(MIDIClocker& in);
int GetMessageLength(unsigned char byte);
void HandleRawByte(unsigned char byte);
private:
MIDIManager* mMIDIManager;
MIDIManager& _MIDIManager(void);
void _SetMIDIManager(MIDIManager* mm);
void SetTarget(
MIDI::Message msg,
unsigned char chn,unsigned char firstData,
MIDIIn* inp);
};
};//CLAM
#endif
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