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diff --git a/progress_bar.h b/progress_bar.h
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+
+///////////////////////////////////////////////////////////////////////////
+// This program is free software: you can redistribute it and/or modify //
+// it under the terms of the version 3 of the GNU General Public License //
+// as published by the Free Software Foundation. //
+// //
+// 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, see . //
+// //
+// Written by Francois Fleuret, (C) IDIAP //
+// Contact for comments & bug reports //
+///////////////////////////////////////////////////////////////////////////
+
+/*
+
+ This class displays a progress bar in text mode and computes a rough
+ estimate of the remaining processing time.
+
+*/
+
+#ifndef PROGRESS_BAR_H
+#define PROGRESS_BAR_H
+
+#include
+
+using namespace std;
+
+#include "misc.h"
+
+class ProgressBar {
+ bool _visible;
+ scalar_t _value_max, _last_step;
+ time_t _initial_time;
+ const static int _width;
+public:
+ ProgressBar();
+ void set_visible(bool visible);
+ void init(ostream *out, scalar_t value_max);
+ void refresh(ostream *out, scalar_t value);
+ void finish(ostream *out);
+};
+
+#endif