MCP: reverse operation of cursor up/down in zoom mode; more tracign for vpot

[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 0ce28ecabd3e6b02e436391a1d71d18dd5180109..bf377b66511eb48c791d03ac06ad2549ceebd964 100644 (file)
--- a/libs/surfaces/generic_midi/midicontrollable.h
+++ b/libs/surfaces/generic_midi/midicontrollable.h
@@ -40,11 +40,13 @@ namespace MIDI {
        class Parser;
 }
 
+class GenericMidiControlProtocol;
+
 class MIDIControllable : public PBD::Stateful
 {
   public:
-       MIDIControllable (MIDI::Port&, PBD::Controllable&, bool bistate = false);
-       MIDIControllable (MIDI::Port&, bool bistate = false);
+       MIDIControllable (GenericMidiControlProtocol *, MIDI::Port&, PBD::Controllable&, bool momentary);
+       MIDIControllable (GenericMidiControlProtocol *, MIDI::Port&, bool momentary = false);
        virtual ~MIDIControllable ();
 
        int init (const std::string&);
@@ -54,7 +56,6 @@ class MIDIControllable : public PBD::Stateful
        uint32_t rid() const { return _rid; }
        std::string what() const { return _what; }
 
-       void send_feedback ();
        MIDI::byte* write_feedback (MIDI::byte* buf, int32_t& bufsize, bool force = false);
        
        void midi_rebind (MIDI::channel_t channel=-1);
@@ -66,8 +67,8 @@ 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; }
 
@@ -89,18 +90,24 @@ class MIDIControllable : public PBD::Stateful
        MIDI::byte get_control_additional () { return control_additional; }
        
   private:
+
+       int max_value_for_type () const;
+
+       GenericMidiControlProtocol* _surface;
        PBD::Controllable* controllable;
        PBD::ControllableDescriptor* _descriptor;
        std::string        _current_uri;
        MIDI::Port&     _port;
        bool             setting;
-       MIDI::byte       last_value;
-       bool             bistate;
+       int              last_value;
+       float            last_controllable_value;
+       bool            _momentary;
        bool            _is_gain_controller;
        bool            _learned;
        int              midi_msg_id;      /* controller ID or note number */
        PBD::ScopedConnection midi_sense_connection[2];
        PBD::ScopedConnection midi_learn_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;