Merge branch '1.0' of git.carlh.net:git/libsub into 1.0

1 files changed, 45 insertions, 0 deletions

diff --git a/src/rational.h b/src/rational.h
new file mode 100644
index 0000000..7ff71c0
--- /dev/null
+++ b/src/rational.h
@@ -0,0 +1,45 @@
+/*
+    Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net>
+
+    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.
+
+*/
+
+namespace sub {
+
+class Rational
+{
+public:
+	Rational (int numerator_, int denominator_)
+		: numerator (numerator_)
+		, denominator (denominator_)
+	{}
+
+	int numerator;
+	int denominator;
+
+	double fraction () const {
+		return double (numerator) / denominator;
+	}
+
+	bool integer () const;
+	int integer_fraction () const {
+		return numerator / denominator;
+	}
+};
+
+bool operator== (Rational const & a, Rational const & b);
+
+}