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[ardour.git] / gtk2_ardour / midi_tracer.h

diff --git a/gtk2_ardour/midi_tracer.h b/gtk2_ardour/midi_tracer.h
index 58cdd6776e0dd126adf9550f9738fc7f27f55731..14ff7b56fac5898f1a3fc7104cf9136d305454b4 100644 (file)
--- a/gtk2_ardour/midi_tracer.h
+++ b/gtk2_ardour/midi_tracer.h
@@ -1,3 +1,24 @@
+/*
+ * Copyright (C) 2010-2018 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2010 Carl Hetherington <carl@carlh.net>
+ * Copyright (C) 2011 David Robillard <d@drobilla.net>
+ * Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
+ *
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
 #ifndef __ardour_gtk_midi_tracer_h__
 #define __ardour_gtk_midi_tracer_h__
 
@@ -7,48 +28,74 @@
 #include <gtkmm/adjustment.h>
 #include <gtkmm/spinbutton.h>
 #include <gtkmm/label.h>
+#include <gtkmm/comboboxtext.h>
+#include <gtkmm/box.h>
 
 #include "pbd/signals.h"
+#include "pbd/ringbuffer.h"
+#include "pbd/pool.h"
 #include "midi++/types.h"
-#include "ardour_dialog.h"
+#include "ardour_window.h"
 
 namespace MIDI {
        class Parser;
 }
 
-class MidiTracer : public ArdourDialog
+namespace ARDOUR {
+       class MidiPort;
+}
+
+class MidiTracer : public ArdourWindow
 {
-  public:
-       MidiTracer (const std::string&, MIDI::Parser&);
+public:
+       MidiTracer ();
        ~MidiTracer();
 
-  private:
-       MIDI::Parser& parser;
+private:
        Gtk::TextView text;
        Gtk::ScrolledWindow scroller;
        Gtk::Adjustment line_count_adjustment;
        Gtk::SpinButton line_count_spinner;
        Gtk::Label line_count_label;
        Gtk::HBox line_count_box;
+       MIDI::samplecnt_t _last_receipt;
 
        bool autoscroll;
        bool show_hex;
-       bool collect;
+       bool show_delta_time;
+
+       /** Incremented when an update is requested, decremented when one is handled; hence
+        *  equal to 0 when an update is not queued.  May temporarily be negative if a
+        *  update is handled before it was noted that it had just been queued.
+        */
+       volatile gint _update_queued;
 
-       void tracer (MIDI::Parser&, MIDI::byte*, size_t);
-       void add_string (std::string);
-       
-       Gtk::ToggleButton autoscroll_button;
-       Gtk::ToggleButton base_button;
-       Gtk::ToggleButton collect_button;
+       PBD::RingBuffer<char *> fifo;
+       Pool buffer_pool;
+       static const size_t buffer_size = 256;
+
+       void tracer (MIDI::Parser&, MIDI::byte*, size_t, MIDI::samplecnt_t);
+       void update ();
+
+       Gtk::CheckButton autoscroll_button;
+       Gtk::CheckButton base_button;
+       Gtk::CheckButton collect_button;
+       Gtk::CheckButton delta_time_button;
+       Gtk::ComboBoxText _port_combo;
 
        void base_toggle ();
        void autoscroll_toggle ();
        void collect_toggle ();
+       void delta_toggle ();
 
-       void connect ();
+       void port_changed ();
+       void ports_changed ();
        void disconnect ();
-       PBD::Connection connection;
+       PBD::ScopedConnection _parser_connection;
+       PBD::ScopedConnection _manager_connection;
+       MIDI::Parser my_parser;
+
+       boost::shared_ptr<ARDOUR::MidiPort> traced_port;
 };
 
 #endif /* __ardour_gtk_midi_tracer_h__ */