X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fmidi_region.h;h=197dcdbe6c64e46c8faccd753361ce40dec7bd17;hb=e55ef88ee9c95cb7e24077e78f459dbbbf615202;hp=f8f663bc78e78fab5b383e28345e65c36fdd78a1;hpb=539a692b0e9d249cab75a2d1c255f8cbef8bcf6b;p=ardour.git

diff --git a/libs/ardour/ardour/midi_region.h b/libs/ardour/ardour/midi_region.h
index f8f663bc78..197dcdbe6c 100644
--- a/libs/ardour/ardour/midi_region.h
+++ b/libs/ardour/ardour/midi_region.h
@@ -23,105 +23,133 @@
 
 #include <vector>
 
-#include "pbd/fastlog.h"
-#include "pbd/undo.h"
+#include "evoral/Beats.hpp"
 
 #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;
 
 namespace ARDOUR {
+	namespace Properties {
+		LIBARDOUR_API extern PBD::PropertyDescriptor<Evoral::Beats> start_beats;
+		LIBARDOUR_API extern PBD::PropertyDescriptor<Evoral::Beats> length_beats;
+	}
+}
 
-class Route;
-class Playlist;
-class Session;
+namespace Evoral {
+template<typename Time> class EventSink;
+}
+
+namespace ARDOUR {
+
+class MidiChannelFilter;
 class MidiFilter;
+class MidiModel;
 class MidiSource;
 class MidiStateTracker;
+class Playlist;
+class Route;
+class Session;
+
 template<typename T> class MidiRingBuffer;
 
-class MidiRegion : public Region
+class LIBARDOUR_API MidiRegion : public Region
 {
   public:
+	static void make_property_quarks ();
+
 	~MidiRegion();
 
+	boost::shared_ptr<MidiRegion> clone (std::string path = std::string()) const;
+	boost::shared_ptr<MidiRegion> clone (boost::shared_ptr<MidiSource>) const;
+
 	boost::shared_ptr<MidiSource> midi_source (uint32_t n=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(); }
-
-	nframes_t read_at (MidiRingBuffer<nframes_t>& dst,
-			   sframes_t position,
-			   nframes_t dur,
-			   uint32_t  chan_n = 0,
-			   NoteMode  mode = Sustained,
-			   MidiStateTracker* tracker = 0) 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);
+	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,
+	                    MidiChannelFilter* filter = 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 */
 
-	boost::shared_ptr<Evoral::Control>
-	control(const Evoral::Parameter& id, bool create=false) {
-		return model()->data().control(id, create);
-	}
+	boost::shared_ptr<Evoral::Control> control(const Evoral::Parameter& id, bool create=false);
 
-	virtual boost::shared_ptr<const Evoral::Control>
-	control(const Evoral::Parameter& id) const {
-		return model()->data().control(id);
-	}
+	virtual boost::shared_ptr<const Evoral::Control> control(const Evoral::Parameter& id) const;
 
 	/* export */
 
-	int exportme (ARDOUR::Session&, ARDOUR::ExportSpecification&);
+	boost::shared_ptr<MidiModel> model();
+	boost::shared_ptr<const MidiModel> model() const;
 
-	boost::shared_ptr<MidiModel> model()             { return midi_source()->model(); }
-	boost::shared_ptr<const MidiModel> model() const { return midi_source()->model(); }
+	void fix_negative_start ();
+	Evoral::Beats start_beats () {return _start_beats.val(); }
+ 	Evoral::Beats length_beats () {return _length_beats.val(); }
+  protected:
+
+	virtual bool can_trim_start_before_source_start () const {
+		return true;
+	}
 
   private:
 	friend class RegionFactory;
+	PBD::Property<Evoral::Beats> _start_beats;
+	PBD::Property<Evoral::Beats> _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 (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 (const SourceList&);
 	MidiRegion (boost::shared_ptr<const MidiRegion>);
-	MidiRegion (boost::shared_ptr<MidiSource>, const XMLNode&);
-	MidiRegion (const SourceList &, const XMLNode&);
+	MidiRegion (boost::shared_ptr<const MidiRegion>, frameoffset_t offset, const int32_t sub_num = 0);
 
-  private:
-	nframes_t _read_at (const SourceList&, MidiRingBuffer<nframes_t>& dst,
-			    sframes_t position,
-			    nframes_t dur,
-			    uint32_t chan_n = 0,
-			    NoteMode mode = Sustained, 
-			    MidiStateTracker* tracker = 0) 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,
+	                     MidiChannelFilter* filter = 0) const;
+
+	void register_properties ();
+	void post_set (const PBD::PropertyChange&);
 
 	void recompute_at_start ();
 	void recompute_at_end ();
 
-	void set_position_internal (nframes_t pos, bool allow_bbt_recompute);
+	void set_position_internal (framepos_t pos, bool allow_bbt_recompute, const int32_t sub_num);
+	void set_length_internal (framecnt_t len, const int32_t sub_num);
+	void set_start_internal (framecnt_t, const int32_t sub_num);
+	void trim_to_internal (framepos_t position, framecnt_t length, const int32_t sub_num);
+	void update_length_beats (const int32_t sub_num);
 
-	void switch_source(boost::shared_ptr<Source> source);
+	void model_changed ();
+	void model_automation_state_changed (Evoral::Parameter const &);
 
-  protected:
+	void set_start_beats_from_start_frames ();
+	void update_after_tempo_map_change (bool send_change = true);
+
+	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&, int version, Change&, bool send);
+	double _last_length_beats;
 };
 
 } /* namespace ARDOUR */