Stub implementation of LV2 persist extension.

[ardour.git] / libs / ardour / ardour / midi_region.h

diff --git a/libs/ardour/ardour/midi_region.h b/libs/ardour/ardour/midi_region.h
index d892e5837fd2445b7c7969cb5a1667d5a90f929b..dbbf6d80d19e187f3a95b11725b12d5bdd653a0b 100644 (file)
--- a/libs/ardour/ardour/midi_region.h
+++ b/libs/ardour/ardour/midi_region.h
@@ -35,6 +35,16 @@
 
 class XMLNode;
 
+namespace ARDOUR {
+        namespace Properties {
+                /* this is pseudo-property: nothing has this as an actual
+                   property, but it allows us to signal changes to the
+                   MidiModel used by the MidiRegion 
+                */
+                extern PBD::PropertyDescriptor<void*> midi_data; 
+        }
+}
+
 namespace ARDOUR {
 
 class Route;
@@ -48,8 +58,12 @@ template<typename T> class MidiRingBuffer;
 class MidiRegion : public Region
 {
   public:
+       static void make_property_quarks ();
+
        ~MidiRegion();
 
+        boost::shared_ptr<MidiRegion> clone ();
+        
        boost::shared_ptr<MidiSource> midi_source (uint32_t n=0) const;
 
        /* Stub Readable interface */
@@ -69,7 +83,7 @@ class MidiRegion : public Region
                                   uint32_t  chan_n = 0,
                                   NoteMode  mode = Sustained) const;
 
-       XMLNode& state (bool);
+       XMLNode& state ();
        int      set_state (const XMLNode&, int version);
        
        int separate_by_channel (ARDOUR::Session&, std::vector< boost::shared_ptr<Region> >&) const;
@@ -96,11 +110,8 @@ class MidiRegion : public Region
   private:
        friend class RegionFactory;
 
-       MidiRegion (boost::shared_ptr<MidiSource>);
        MidiRegion (const SourceList&);
        MidiRegion (boost::shared_ptr<const MidiRegion>, frameoffset_t offset = 0, bool offset_relative = true);
-       MidiRegion (boost::shared_ptr<MidiSource>, const XMLNode&);
-       MidiRegion (const SourceList &, const XMLNode&);
 
   private:
        framecnt_t _read_at (const SourceList&, Evoral::EventSink<nframes_t>& dst,
@@ -110,12 +121,21 @@ class MidiRegion : public Region
                             NoteMode mode = Sustained, 
                             MidiStateTracker* tracker = 0) const;
 
+       void register_properties ();
+
        void recompute_at_start ();
        void recompute_at_end ();
 
        void set_position_internal (framepos_t pos, bool allow_bbt_recompute);
 
-       void switch_source(boost::shared_ptr<Source> source);
+       void model_changed ();
+       void model_automation_state_changed (Evoral::Parameter const &);
+        void model_contents_changed ();
+
+       std::set<Evoral::Parameter> _filtered_parameters; ///< parameters that we ask our source not to return when reading
+       PBD::ScopedConnection _model_connection;
+       PBD::ScopedConnection _source_connection;
+        PBD::ScopedConnection _model_contents_connection;
 };
 
 } /* namespace ARDOUR */