42 template<class W>
44   W weight;
46   explicit WeightClassImpl(const W& weight) : weight(weight) { }  in WeightClassImpl()
48   virtual WeightClassImpl<W> *Copy() const {  in Copy()
49     return new WeightClassImpl<W>(weight);  in Copy()
52   virtual const string &Type() const { return W::Type(); }  in Type()
68       const WeightClassImpl<W> *typed_other =
69           static_cast<const WeightClassImpl<W> *>(&other);
81   template<class W>
82   explicit WeightClass(const W& weight)  in WeightClass()
83   : element_type_(OTHER), impl_(new WeightClassImpl<W>(weight)) { }  in WeightClass()
98   template<class W>
99   const W* GetWeight() const;
150 template<class W>
151 const W* WeightClass::GetWeight() const {  in GetWeight()
155   static const W zero = W::Zero();  in GetWeight()
156   static const W one = W::One();  in GetWeight()
163     if (W::Type() != impl_->Type()) {  in GetWeight()
166       WeightClassImpl<W> *typed_impl =  in GetWeight()
167           static_cast<WeightClassImpl<W> *>(impl_);  in GetWeight()
181 template<class W>
184   return new WeightClassImpl<W>(StrToWeight<W>(str, src, nline));  in StrToWeightImplBase()