rollback to 3428, before the mysterious removal of libs/* at 3431/3432

git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 84 insertions, 0 deletions

diff --git a/libs/ardour/ardour/midi_playlist.h b/libs/ardour/ardour/midi_playlist.h
new file mode 100644
index 0000000000..dcc202bbf4
--- /dev/null
+++ b/libs/ardour/ardour/midi_playlist.h
@@ -0,0 +1,84 @@
+/*
+    Copyright (C) 2006 Paul Davis 
+	Written by Dave Robillard, 2006
+ 
+    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
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+ 
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+ 
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __ardour_midi_playlist_h__
+#define __ardour_midi_playlist_h__
+
+#include <vector>
+#include <list>
+
+#include <ardour/ardour.h>
+#include <ardour/playlist.h>
+#include <ardour/parameter.h>
+
+namespace ARDOUR
+{
+
+class Session;
+class Region;
+class MidiRegion;
+class Source;
+class MidiRingBuffer;
+
+class MidiPlaylist : public ARDOUR::Playlist
+{
+public:
+	MidiPlaylist (Session&, const XMLNode&, bool hidden = false);
+	MidiPlaylist (Session&, string name, bool hidden = false);
+	MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other, string name, bool hidden = false);
+	MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other, nframes_t start, nframes_t cnt,
+	              string name, bool hidden = false);
+
+	~MidiPlaylist ();
+
+	nframes_t read (MidiRingBuffer& buf,
+			nframes_t start, nframes_t cnt, uint32_t chan_n=0);
+
+	int set_state (const XMLNode&);
+	UndoAction get_memento() const;
+
+	bool destroy_region (boost::shared_ptr<Region>);
+	
+	void set_note_mode (NoteMode m) { _note_mode = m; }
+
+	std::set<Parameter> contained_automation();
+
+protected:
+
+	/* playlist "callbacks" */
+
+	void finalize_split_region (boost::shared_ptr<Region> original, boost::shared_ptr<Region> left, boost::shared_ptr<Region> right);
+	
+	void check_dependents (boost::shared_ptr<Region> region, bool norefresh);
+	void refresh_dependents (boost::shared_ptr<Region> region);
+	void remove_dependents (boost::shared_ptr<Region> region);
+
+private:
+	void dump () const;
+
+	bool region_changed (Change, boost::shared_ptr<Region>);
+	
+	NoteMode _note_mode;  
+};
+
+} /* namespace ARDOUR */
+
+#endif	/* __ardour_midi_playlist_h__ */
+
+