Missing files.

diff --git a/src/lib/text_ring_buffers.cc b/src/lib/text_ring_buffers.cc
new file mode 100644 (file)
index 0000000..3586ab6
--- /dev/null
+++ b/src/lib/text_ring_buffers.cc
@@ -0,0 +1,50 @@
+/*
+    Copyright (C) 2018 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic 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.
+
+    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "text_ring_buffers.h"
+
+using std::pair;
+using boost::optional;
+
+void
+TextRingBuffers::put (pair<PlayerText, DCPTimePeriod> text)
+{
+       boost::mutex::scoped_lock lm (_mutex);
+       _data.push_back (text);
+}
+
+optional<pair<PlayerText, DCPTimePeriod> >
+TextRingBuffers::get ()
+{
+       boost::mutex::scoped_lock lm (_mutex);
+       if (_data.empty ()) {
+               return pair<PlayerText, DCPTimePeriod>();
+       }
+
+       pair<PlayerText, DCPTimePeriod> r = _data.front ();
+       _data.pop_front ();
+       return r;
+}
+
+void
+TextRingBuffers::clear ()
+{
+       _data.clear ();
+}

diff --git a/src/lib/text_ring_buffers.h b/src/lib/text_ring_buffers.h
new file mode 100644 (file)
index 0000000..e33d9be
--- /dev/null
+++ b/src/lib/text_ring_buffers.h
@@ -0,0 +1,35 @@
+/*
+    Copyright (C) 2018 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic 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.
+
+    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "player_text.h"
+#include <boost/thread.hpp>
+#include <utility>
+
+class TextRingBuffers
+{
+public:
+       void put (std::pair<PlayerText, DCPTimePeriod> text);
+       boost::optional<std::pair<PlayerText, DCPTimePeriod> > get ();
+       void clear ();
+
+private:
+       boost::mutex _mutex;
+       std::list<std::pair<PlayerText, DCPTimePeriod> > _data;
+};