us2400/surface.h

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/*
 * Copyright (C) 2017 Ben Loftis <ben@harrisonconsoles.com>
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef us2400_surface_h
#define us2400_surface_h
 
#include <stdint.h>
 
#include <sigc++/trackable.h>
 
#include "pbd/signals.h"
#include "pbd/xml++.h"
#include "midi++/types.h"
 
#include "ardour/types.h"
 
#include "control_protocol/types.h"
 
#include "controls.h"
#include "types.h"
#include "jog_wheel.h"
 
namespace MIDI {
        class Parser;
}
 
namespace ARDOUR {
        class Stripable;
        class Port;
}
 
class MidiByteArray;
 
namespace ArdourSurface {
 
class US2400Protocol;
 
namespace US2400
{
 
class MackieButtonHandler;
class SurfacePort;
class MackieMidiBuilder;
class Button;
class Meter;
class Fader;
class Jog;
class Pot;
class Led;
 
class Surface : public PBD::ScopedConnectionList, public sigc::trackable
{
public:
        Surface (US2400Protocol&, const std::string& name, uint32_t number, surface_type_t stype);
        virtual ~Surface();
 
        surface_type_t type() const { return _stype; }
        uint32_t number() const { return _number; }
        const std::string& name() { return _name; }
 
        void connected ();
 
        bool active() const { return _active; }
 
        typedef std::vector<Control*> Controls;
        Controls controls;
 
        std::map<int,Fader*> faders;
        std::map<int,Pot*> pots;
        std::map<int,Button*> buttons; // index is device-DEPENDENT
        std::map<int,Led*> leds;
        std::map<int,Meter*> meters;
        std::map<int,Control*> controls_by_device_independent_id;
 
        US2400::JogWheel* jog_wheel() const { return _jog_wheel; }
        Fader* master_fader() const { return _master_fader; }
 
        typedef std::vector<Strip*> Strips;
        Strips strips;
 
        uint32_t n_strips (bool with_locked_strips = true) const;
        Strip* nth_strip (uint32_t n) const;
 
        bool stripable_is_locked_to_strip (std::shared_ptr<ARDOUR::Stripable>) const;
        bool stripable_is_mapped (std::shared_ptr<ARDOUR::Stripable>) const;
 
        typedef std::map<std::string,Group*> Groups;
        Groups groups;
 
        SurfacePort& port() const { return *_port; }
 
        void map_stripables (const std::vector<std::shared_ptr<ARDOUR::Stripable> >&);
 
        void update_strip_selection ();
 
        const MidiByteArray& sysex_hdr() const;
 
        void periodic (PBD::microseconds_t now_usecs);
        void redisplay (PBD::microseconds_t now_usecs, bool force);
        void hui_heartbeat ();
 
        void handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t, uint32_t channel_id);
        void handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes*);
        void handle_midi_note_on_message (MIDI::Parser&, MIDI::EventTwoBytes*);
 
        void connect_to_signals ();
 
        void write_sysex (const MidiByteArray& mba);
        void write_sysex (MIDI::byte msg);
        void write (const MidiByteArray&);
 
        void display_bank_start (uint32_t /*current_bank*/);
 
        void zero_all ();
        void zero_controls ();
 
        void blank_jog_ring ();
 
        void reset ();
 
        void recalibrate_faders ();
        void toggle_backlight ();
        void set_touch_sensitivity (int);
 
        float scrub_scaling_factor() const;
 
        float scaled_delta (float delta, float current_speed);
 
        void subview_mode_changed ();
 
        US2400Protocol& mcp() const { return _mcp; }
 
        void next_jog_mode ();
        void set_jog_mode (US2400::JogWheel::Mode);
 
        void notify_metering_state_changed();
        void turn_it_on ();
 
        bool connection_handler (std::weak_ptr<ARDOUR::Port>, std::string name1, std::weak_ptr<ARDOUR::Port>, std::string name2, bool);
 
        void master_monitor_may_have_changed ();
 
        XMLNode& get_state () const;
        int set_state (const XMLNode&, int version);
 
  private:
        US2400Protocol& _mcp;
        SurfacePort*           _port;
        surface_type_t         _stype;
        uint32_t               _number;
        std::string            _name;
        bool                   _active;
        bool                   _connected;
        US2400::JogWheel*      _jog_wheel;
        Fader*                 _master_fader;
        float                  _last_master_gain_written;
        PBD::ScopedConnection   master_connection;
        bool                   _joystick_active;
 
        void handle_midi_sysex (MIDI::Parser&, MIDI::byte *, size_t count);
        MidiByteArray host_connection_query (MidiByteArray& bytes);
        MidiByteArray host_connection_confirmation (const MidiByteArray& bytes);
 
        void say_hello ();
        void init_controls ();
        void init_strips (uint32_t n);
        void setup_master ();
        void master_gain_changed ();
 
        enum ConnectionState {
                InputConnected = 0x1,
                OutputConnected = 0x2
        };
 
        int connection_state;
 
  public:
        /* IP MIDI devices need to keep a handle on this and destroy it */
        GSource*    input_source;
};
 
}
}
 
#endif