Add LocalTime::add_minutes.

2 files changed, 23 insertions, 3 deletions

diff --git a/src/local_time.cc b/src/local_time.cc
index 2aa55183..f0eb42a3 100644
--- a/src/local_time.cc
+++ b/src/local_time.cc
@@ -39,7 +39,9 @@
 #include "exceptions.h"
 #include "dcp_assert.h"
 #include <boost/lexical_cast.hpp>
+#include <boost/date_time/posix_time/posix_time.hpp>
 #include <boost/date_time/c_local_time_adjustor.hpp>
+#include <boost/date_time/gregorian/gregorian.hpp>
 #include <cstdio>
 
 using std::string;
@@ -79,6 +81,12 @@ LocalTime::set (struct tm const * tm)
  */
 LocalTime::LocalTime (boost::posix_time::ptime t)
 {
+	set (t);
+}
+
+void
+LocalTime::set (boost::posix_time::ptime t)
+{
 	_year = t.date().year ();
 	_month = t.date().month ();
 	_day = t.date().day ();
@@ -234,6 +242,16 @@ LocalTime::add_months (int m)
 	}
 }
 
+void
+LocalTime::add_minutes (int m)
+{
+	using namespace boost;
+
+	posix_time::ptime t(gregorian::date(_year, _month, _day), posix_time::time_duration(_hour, _minute, _second));
+	t += posix_time::time_duration(0, m, 0);
+	set (t);
+}
+
 bool
 LocalTime::operator== (LocalTime const & other) const
 {
diff --git a/src/local_time.h b/src/local_time.h
index 0b13985c..310c598c 100644
--- a/src/local_time.h
+++ b/src/local_time.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2014-2020 Carl Hetherington <cth@carlh.net>
 
     This file is part of libdcp.
 
@@ -41,7 +41,7 @@
 #include <boost/date_time/posix_time/posix_time.hpp>
 #include <string>
 
-class local_time_test;
+class local_time_basic_test;
 
 namespace dcp {
 
@@ -84,15 +84,17 @@ public:
 	}
 
 	void add_months (int a);
+	void add_minutes (int a);
 
 	bool operator== (LocalTime const & other) const;
 	bool operator!= (LocalTime const & other) const;
 	bool operator< (LocalTime const & other) const;
 
 private:
-	friend class ::local_time_test;
+	friend class ::local_time_basic_test;
 
 	void set (struct tm const * tm);
+	void set (boost::posix_time::ptime);
 	void set_local_time_zone ();
 
 	/* Local time */