Part 1 of loading 2.X sessions; some things work, some things don't, hacks a-plenty.

[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 a5c578b7cdd3f11a19d529541936b0797b79e142..ddb3109ff66af45acca915c4701e3b2a647aabea 100644 (file)
--- a/libs/ardour/ardour/midi_region.h
+++ b/libs/ardour/ardour/midi_region.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2000-2006 Paul Davis 
+    Copyright (C) 2000-2006 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
@@ -23,14 +23,15 @@
 
 #include <vector>
 
-#include <pbd/fastlog.h>
-#include <pbd/undo.h>
+#include "pbd/fastlog.h"
+#include "pbd/undo.h"
 
-#include <ardour/ardour.h>
-#include <ardour/region.h>
-#include <ardour/gain.h>
-#include <ardour/logcurve.h>
-#include <ardour/export.h>
+#include "ardour/ardour.h"
+#include "ardour/gain.h"
+#include "ardour/logcurve.h"
+#include "ardour/midi_model.h"
+#include "ardour/midi_source.h"
+#include "ardour/region.h"
 
 class XMLNode;
 
@@ -41,7 +42,7 @@ class Playlist;
 class Session;
 class MidiFilter;
 class MidiSource;
-class MidiRingBuffer;
+template<typename T> class MidiRingBuffer;
 
 class MidiRegion : public Region
 {
@@ -50,52 +51,74 @@ class MidiRegion : public Region
 
        boost::shared_ptr<MidiSource> midi_source (uint32_t n=0) const;
 
-       jack_nframes_t read_at (MidiRingBuffer& dst,
-                       jack_nframes_t position,
-                       jack_nframes_t dur, 
-                       uint32_t       chan_n      = 0,
-                       jack_nframes_t read_frames = 0,
-                       jack_nframes_t skip_frames = 0) const;
+       /* Stub Readable interface */
+       virtual nframes_t read (Sample*, sframes_t /*pos*/, nframes_t /*cnt*/, int /*channel*/) const { return 0; }
+       virtual sframes_t readable_length() const { return length(); }
 
-       jack_nframes_t master_read_at (MidiRingBuffer& dst,
-                       jack_nframes_t position,
-                       jack_nframes_t dur,
-                       uint32_t chan_n=0) const;
+       nframes_t read_at (MidiRingBuffer<nframes_t>& dst,
+                       sframes_t position,
+                       nframes_t dur,
+                       uint32_t  chan_n = 0,
+                       NoteMode  mode = Sustained) const;
+
+       nframes_t master_read_at (MidiRingBuffer<nframes_t>& dst,
+                       sframes_t position,
+                       nframes_t dur,
+                       uint32_t  chan_n = 0,
+                       NoteMode  mode = Sustained) const;
 
        XMLNode& state (bool);
-       int      set_state (const XMLNode&);
+       int      set_state (const XMLNode&, int version = 3000);
+
+       int separate_by_channel (ARDOUR::Session&, std::vector< boost::shared_ptr<Region> >&) const;
+
+       /* automation */
+
+       boost::shared_ptr<Evoral::Control>
+       control(const Evoral::Parameter& id, bool create=false) {
+               return model()->data().control(id, create);
+       }
 
-       int separate_by_channel (ARDOUR::Session&, vector<MidiRegion*>&) const;
+       virtual boost::shared_ptr<const Evoral::Control>
+       control(const Evoral::Parameter& id) const {
+               return model()->data().control(id);
+       }
 
-       UndoAction get_memento() const;
+       /* export */
+
+       int exportme (ARDOUR::Session&, ARDOUR::ExportSpecification&);
+
+       boost::shared_ptr<MidiModel> model()             { return midi_source()->model(); }
+       boost::shared_ptr<const MidiModel> model() const { return midi_source()->model(); }
 
   private:
        friend class RegionFactory;
 
-       MidiRegion (boost::shared_ptr<MidiSource>, jack_nframes_t start, jack_nframes_t length);
-       MidiRegion (boost::shared_ptr<MidiSource>, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
-       MidiRegion (SourceList &, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
-       MidiRegion (boost::shared_ptr<const MidiRegion>, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
+       MidiRegion (boost::shared_ptr<MidiSource>, nframes_t start, nframes_t length);
+       MidiRegion (boost::shared_ptr<MidiSource>, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
+       MidiRegion (const SourceList &, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
+       MidiRegion (boost::shared_ptr<const MidiRegion>, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
        MidiRegion (boost::shared_ptr<const MidiRegion>);
        MidiRegion (boost::shared_ptr<MidiSource>, const XMLNode&);
-       MidiRegion (SourceList &, const XMLNode&);
+       MidiRegion (const SourceList &, const XMLNode&);
 
   private:
-       friend class Playlist;
-
-  private:
-       StateManager::State* state_factory (std::string why) const;
-       Change restore_state (StateManager::State&);
-
-       jack_nframes_t _read_at (const SourceList&, MidiRingBuffer& dst,
-               jack_nframes_t position,
-               jack_nframes_t dur, 
-               uint32_t chan_n = 0,
-               jack_nframes_t read_frames = 0,
-               jack_nframes_t skip_frames = 0) const;
+       nframes_t _read_at (const SourceList&, MidiRingBuffer<nframes_t>& dst,
+                       nframes_t position,
+                       nframes_t dur,
+                       uint32_t chan_n = 0,
+                       NoteMode mode = Sustained) const;
 
        void recompute_at_start ();
        void recompute_at_end ();
+
+       void set_position_internal (nframes_t pos, bool allow_bbt_recompute);
+
+       void switch_source(boost::shared_ptr<Source> source);
+
+  protected:
+
+       int set_live_state (const XMLNode&, Change&, bool send);
 };
 
 } /* namespace ARDOUR */