+std::ostream& operator<< (std::ostream& ostream, const TimePeriod value)
+{
+ return ostream << "( Duration:" << value.durationSeconds << " Delay:" << value.delaySeconds << ")";
+}
+
+std::ostream& operator<<( std::ostream& ostream, Radian angle )
+{
+ ostream << angle.radian;
+ return ostream;
+}
+
+std::ostream& operator<<( std::ostream& ostream, Degree angle )