/*
- 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
#include <vector>
-#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/region.h"
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;
+ extern PBD::PropertyDescriptor<Evoral::MusicalTime> start_beats;
+ extern PBD::PropertyDescriptor<Evoral::MusicalTime> length_beats;
+ }
+}
+
+namespace Evoral {
+template<typename Time> class EventSink;
+}
+
namespace ARDOUR {
class Route;
class Playlist;
class Session;
class MidiFilter;
+class MidiModel;
class MidiSource;
-class MidiRingBuffer;
+class MidiStateTracker;
+template<typename T> class MidiRingBuffer;
class MidiRegion : public Region
{
public:
+ static void make_property_quarks ();
+
~MidiRegion();
+ boost::shared_ptr<MidiRegion> clone (std::string path = std::string()) const;
+
boost::shared_ptr<MidiSource> midi_source (uint32_t n=0) const;
- nframes_t read_at (MidiRingBuffer& dst,
- nframes_t position,
- nframes_t dur,
- uint32_t chan_n = 0,
- NoteMode mode = Sustained) const;
+ /* Stub Readable interface */
+ virtual framecnt_t read (Sample*, framepos_t /*pos*/, framecnt_t /*cnt*/, int /*channel*/) const { return 0; }
+ virtual framecnt_t readable_length() const { return length(); }
+
+ framecnt_t read_at (Evoral::EventSink<framepos_t>& dst,
+ framepos_t position,
+ framecnt_t dur,
+ uint32_t chan_n = 0,
+ NoteMode mode = Sustained,
+ MidiStateTracker* tracker = 0) const;
+
+ framecnt_t master_read_at (MidiRingBuffer<framepos_t>& dst,
+ framepos_t position,
+ framecnt_t dur,
+ uint32_t chan_n = 0,
+ NoteMode mode = Sustained) const;
+
+ XMLNode& state ();
+ int set_state (const XMLNode&, int version);
+
+ int separate_by_channel (ARDOUR::Session&, std::vector< boost::shared_ptr<Region> >&) const;
+
+ /* automation */
- nframes_t master_read_at (MidiRingBuffer& dst,
- nframes_t position,
- nframes_t dur,
- uint32_t chan_n = 0,
- NoteMode mode = Sustained) const;
+ boost::shared_ptr<Evoral::Control> control(const Evoral::Parameter& id, bool create=false);
- XMLNode& state (bool);
- int set_state (const XMLNode&);
+ virtual boost::shared_ptr<const Evoral::Control> control(const Evoral::Parameter& id) const;
- int separate_by_channel (ARDOUR::Session&, vector<MidiRegion*>&) const;
+ /* export */
- UndoAction get_memento() const;
+ boost::shared_ptr<MidiModel> model();
+ boost::shared_ptr<const MidiModel> model() const;
+
+ void fix_negative_start ();
+ void transpose (int);
+
+ protected:
+
+ virtual bool can_trim_start_before_source_start () const {
+ return true;
+ }
private:
friend class RegionFactory;
+ PBD::Property<Evoral::MusicalTime> _start_beats;
+ PBD::Property<Evoral::MusicalTime> _length_beats;
- 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 (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 (const SourceList&);
MidiRegion (boost::shared_ptr<const MidiRegion>);
- MidiRegion (boost::shared_ptr<MidiSource>, const XMLNode&);
- MidiRegion (SourceList &, const XMLNode&);
+ MidiRegion (boost::shared_ptr<const MidiRegion>, frameoffset_t offset);
- private:
- nframes_t _read_at (const SourceList&, MidiRingBuffer& dst,
- nframes_t position,
- nframes_t dur,
- uint32_t chan_n = 0,
- NoteMode mode = Sustained) const;
+ framecnt_t _read_at (const SourceList&, Evoral::EventSink<framepos_t>& dst,
+ framepos_t position,
+ framecnt_t dur,
+ uint32_t chan_n = 0,
+ NoteMode mode = Sustained,
+ MidiStateTracker* tracker = 0) const;
+
+ void register_properties ();
+ void post_set (const PBD::PropertyChange&);
void recompute_at_start ();
void recompute_at_end ();
- protected:
+ void set_position_internal (framepos_t pos, bool allow_bbt_recompute);
+ void set_length_internal (framecnt_t len);
+ void set_start_internal (framecnt_t);
+ void update_length_beats ();
+
+ void model_changed ();
+ void model_automation_state_changed (Evoral::Parameter const &);
+ void model_contents_changed ();
+
+ void set_start_beats_from_start_frames ();
+ void update_after_tempo_map_change ();
+
+ 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;
- int set_live_state (const XMLNode&, Change&, bool send);
+ double _last_length_beats;
};
} /* namespace ARDOUR */