Class template quantity
boost::units::quantity — class declaration
Synopsis
template<typename Unit, typename Y = double>
class quantity {
public:
// types
typedef quantity< Unit, Y > this_type;
typedef Y value_type;
typedef Unit unit_type;
// construct/copy/destruct
quantity();
quantity(const this_type &);
template<typename YY>
quantity(const quantity< Unit, YY > &, unspecified = 0);
template<typename YY>
quantity(const quantity< Unit, YY > &, unspecified = 0);
template<typename Unit2, typename YY>
quantity(const quantity< Unit2, YY > &, unspecified = 0);
template<typename Unit2, typename YY>
quantity(const quantity< Unit2, YY > &, unspecified = 0);
quantity(const value_type &);
quantity& operator=(const this_type &);
template<typename YY> quantity& operator=(const quantity< Unit, YY > &);
template<typename Unit2, typename YY>
quantity& operator=(const quantity< Unit2, YY > &);
// private member functions
BOOST_MPL_ASSERT_NOT(unspecified) ;
// public member functions
const value_type & value() const;
template<typename Unit2, typename YY>
this_type & operator+=(const quantity< Unit2, YY > &) ;
template<typename Unit2, typename YY>
this_type & operator-=(const quantity< Unit2, YY > &) ;
template<typename Unit2, typename YY>
this_type & operator*=(const quantity< Unit2, YY > &) ;
template<typename Unit2, typename YY>
this_type & operator/=(const quantity< Unit2, YY > &) ;
this_type & operator*=(const value_type &) ;
this_type & operator/=(const value_type &) ;
// public static functions
static this_type from_value(const value_type &) ;
};
Description
quantity
public
construct/copy/destruct
quantity();
quantity(const this_type & source);
template<typename YY>
quantity(const quantity< Unit, YY > & source, unspecified = 0);
template<typename YY>
quantity(const quantity< Unit, YY > & source, unspecified = 0);
template<typename Unit2, typename YY>
quantity(const quantity< Unit2, YY > & source, unspecified = 0);
template<typename Unit2, typename YY>
quantity(const quantity< Unit2, YY > & source, unspecified = 0);
quantity(const value_type & val);
quantity& operator=(const this_type & source);
template<typename YY> quantity& operator=(const quantity< Unit, YY > & source);
template<typename Unit2, typename YY>
quantity& operator=(const quantity< Unit2, YY > & source);
quantity private member functions
BOOST_MPL_ASSERT_NOT(unspecified) ;
quantity public member functions
-
const value_type & value() const;
can add a quantity of the same type if add_typeof_helper<value_type,value_type>::type is convertible to value_type
template<typename Unit2, typename YY>
this_type & operator+=(const quantity< Unit2, YY > & source) ;
template<typename Unit2, typename YY>
this_type & operator-=(const quantity< Unit2, YY > & source) ;
template<typename Unit2, typename YY>
this_type & operator*=(const quantity< Unit2, YY > & source) ;
template<typename Unit2, typename YY>
this_type & operator/=(const quantity< Unit2, YY > & source) ;
this_type & operator*=(const value_type & source) ;
this_type & operator/=(const value_type & source) ;
quantity public static functions
-
static this_type from_value(const value_type & val) ;
value_type
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