view Source/TouchKeys/MidiOutputController.h @ 31:88287c1c2c92

Added an auxiliary MIDI input control, and moved the logging out of the window into the menu to make space in the GUI. Also updated the main window to be rescalable vertically for showing more mappings.

/*
  TouchKeys: multi-touch musical keyboard control software
  Copyright (c) 2013 Andrew McPherson

  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 3 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, see <http://www.gnu.org/licenses/>.
 
  =====================================================================
 
  MidiOutputController.h: handles outgoing MIDI messages and manages output
  ports; uses Juce MIDI library functions.
*/

#ifndef MIDI_OUTPUT_CONTROLLER_H
#define MIDI_OUTPUT_CONTROLLER_H

#include <map>
#include "MidiInputController.h"

const juce::String kMidiVirtualOutputName = "TouchKeys";

using namespace std;

class MidiOutputController {
private:
    struct MidiOutputControllerRecord {
        int portNumber;
        MidiOutput *output;
    };
    
public:
    enum {
        kMidiVirtualOutputPortNumber = -2,
        kMidiOutputNotOpen = -1
    };
	
	// Constructor
	MidiOutputController();
	
	// Query available devices
	vector<pair<int, string> > availableMidiDevices();
	
	// Methods to connect/disconnect from a target port
    bool enablePort(int identifier, int deviceNumber);
#ifndef JUCE_WINDOWS
    bool enableVirtualPort(int identifier, const char *name);
#endif
	void disablePort(int identifier);
	void disableAllPorts();
    
    int enabledPort(int identifier);
    std::vector<std::pair<int, int> > enabledPorts();
   
	//bool openPort(int portNumber);
	//bool openVirtualPort();
	//void closePort();
	
	//bool isOpen() { return (midiOut_ != 0); }
    //int activePort() { return portNumber_; }
    //int numActivePorts() { return 1; } // TODO: implement me
	
	// Send MIDI messages
	void sendNoteOn(int port, unsigned char channel, unsigned char note, unsigned char velocity);
    void sendNoteOff(int port, unsigned char channel, unsigned char note, unsigned char velocity = 64);
	void sendControlChange(int port, unsigned char channel, unsigned char control, unsigned char value);
	void sendProgramChange(int port, unsigned char channel, unsigned char value);
	void sendAftertouchChannel(int port, unsigned char channel, unsigned char value);
	void sendAftertouchPoly(int port, unsigned char channel, unsigned char note, unsigned char value);
	void sendPitchWheel(int port, unsigned char channel, unsigned int value);
	void sendReset(int port);
	
	// Generic pre-formed messages
	void sendMessage(int port, const MidiMessage& message);
	
	// Destructor
	~MidiOutputController() { disableAllPorts(); }
	
private:
	//MidiOutput *midiOut_;	// Output instance from Juce; 0 if not open
    //int portNumber_;        // Which port is currently open
    
    std::map<int, MidiOutputControllerRecord> activePorts_;              // Destinations for MIDI data
};

#endif /* MIDI_OUTPUT_CONTROLLER_H */