move ControllableDescriptor from libpbd to libardour; add support for describing...

[ardour.git] / libs / surfaces / generic_midi / midicontrollable.h

diff --git a/libs/surfaces/generic_midi/midicontrollable.h b/libs/surfaces/generic_midi/midicontrollable.h
index 1c2579069eec9182a6c991fe54d1800f11936f5b..ebae2e9294341134a223aed851b4a52a5dc0f14a 100644 (file)
--- a/libs/surfaces/generic_midi/midicontrollable.h
+++ b/libs/surfaces/generic_midi/midicontrollable.h
@@ -1,6 +1,6 @@
 /*
     Copyright (C) 1998-2006 Paul Davis
- 
+
     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
@@ -30,21 +30,26 @@
 
 #include "ardour/types.h"
 
-namespace PBD {
+namespace ARDOUR {
        class ControllableDescriptor;
 }
 
 namespace MIDI {
        class Channel;
-       class Port;
        class Parser;
 }
 
+class GenericMidiControlProtocol;
+
+namespace ARDOUR {
+       class AsyncMIDIPort;
+}
+
 class MIDIControllable : public PBD::Stateful
 {
   public:
-       MIDIControllable (MIDI::Port&, PBD::Controllable&, bool momentary);
-       MIDIControllable (MIDI::Port&, bool momentary = false);
+        MIDIControllable (GenericMidiControlProtocol *, MIDI::Parser&, PBD::Controllable&, bool momentary);
+        MIDIControllable (GenericMidiControlProtocol *, MIDI::Parser&, bool momentary = false);
        virtual ~MIDIControllable ();
 
        int init (const std::string&);
@@ -54,8 +59,16 @@ class MIDIControllable : public PBD::Stateful
        uint32_t rid() const { return _rid; }
        std::string what() const { return _what; }
 
+       enum Encoder {
+               No_enc,
+               Enc_R,
+               Enc_L,
+               Enc_2,
+               Enc_B,
+       };
+
        MIDI::byte* write_feedback (MIDI::byte* buf, int32_t& bufsize, bool force = false);
-       
+
        void midi_rebind (MIDI::channel_t channel=-1);
        void midi_forget ();
        void learn_about_external_control ();
@@ -65,17 +78,20 @@ class MIDIControllable : public PBD::Stateful
        bool get_midi_feedback () { return feedback; }
        void set_midi_feedback (bool val) { feedback = val; }
 
-       float control_to_midi(float val);
-       float midi_to_control(float val);
+       int control_to_midi(float val);
+       float midi_to_control(int val);
 
        bool learned() const { return _learned; }
 
-       MIDI::Port& get_port() const { return _port; }
+       Encoder get_encoder() const { return _encoder; }
+       void set_encoder (Encoder val) { _encoder = val; }
+
+       MIDI::Parser& get_parser() { return _parser; }
        PBD::Controllable* get_controllable() const { return controllable; }
        void set_controllable (PBD::Controllable*);
        const std::string& current_uri() const { return _current_uri; }
 
-       PBD::ControllableDescriptor& descriptor() const { return *_descriptor; }
+       ARDOUR::ControllableDescriptor& descriptor() const { return *_descriptor; }
 
        std::string control_description() const { return _control_description; }
 
@@ -83,37 +99,51 @@ class MIDIControllable : public PBD::Stateful
        int set_state (const XMLNode&, int version);
 
        void bind_midi (MIDI::channel_t, MIDI::eventType, MIDI::byte);
+       void bind_rpn_value (MIDI::channel_t, uint16_t rpn);
+       void bind_nrpn_value (MIDI::channel_t, uint16_t rpn);
+       void bind_rpn_change (MIDI::channel_t, uint16_t rpn);
+       void bind_nrpn_change (MIDI::channel_t, uint16_t rpn);
+
        MIDI::channel_t get_control_channel () { return control_channel; }
        MIDI::eventType get_control_type () { return control_type; }
        MIDI::byte get_control_additional () { return control_additional; }
-       
+
+        int lookup_controllable();
+
   private:
 
        int max_value_for_type () const;
-       
+
+       GenericMidiControlProtocol* _surface;
        PBD::Controllable* controllable;
-       PBD::ControllableDescriptor* _descriptor;
-       std::string        _current_uri;
-       MIDI::Port&     _port;
+       ARDOUR::ControllableDescriptor* _descriptor;
+       std::string     _current_uri;
+        MIDI::Parser&   _parser;
        bool             setting;
        int              last_value;
        float            last_controllable_value;
        bool            _momentary;
        bool            _is_gain_controller;
        bool            _learned;
+       Encoder                 _encoder;
        int              midi_msg_id;      /* controller ID or note number */
        PBD::ScopedConnection midi_sense_connection[2];
        PBD::ScopedConnection midi_learn_connection;
+        PBD::ScopedConnection controllable_death_connection;
        /** the type of MIDI message that is used for this control */
        MIDI::eventType  control_type;
        MIDI::byte       control_additional;
        MIDI::channel_t  control_channel;
        std::string     _control_description;
+       int16_t          control_rpn;
+       int16_t          control_nrpn;
        bool             feedback;
        uint32_t        _rid;
        std::string     _what;
        bool            _bank_relative;
-       
+
+  void drop_controllable (PBD::Controllable*);
+
        void midi_receiver (MIDI::Parser &p, MIDI::byte *, size_t);
        void midi_sense_note (MIDI::Parser &, MIDI::EventTwoBytes *, bool is_on);
        void midi_sense_note_on (MIDI::Parser &p, MIDI::EventTwoBytes *tb);
@@ -121,6 +151,12 @@ class MIDIControllable : public PBD::Stateful
        void midi_sense_controller (MIDI::Parser &, MIDI::EventTwoBytes *);
        void midi_sense_program_change (MIDI::Parser &, MIDI::byte);
        void midi_sense_pitchbend (MIDI::Parser &, MIDI::pitchbend_t);
+
+       void nrpn_value_change (MIDI::Parser&, uint16_t nrpn, float val);
+       void rpn_value_change (MIDI::Parser&, uint16_t nrpn, float val);
+       void rpn_change (MIDI::Parser&, uint16_t nrpn, int direction);
+       void nrpn_change (MIDI::Parser&, uint16_t nrpn, int direction);
+
 };
 
 #endif // __gm_midicontrollable_h__