Changeset 1178:3c176c65d33b in lemon0.x for src/lemon/maps.h
 Timestamp:
 02/25/05 15:50:22 (16 years ago)
 Branch:
 default
 Phase:
 public
 Convert:
 svn:c9d7d8f590d60310b91f818b3a526b0e/lemon/trunk@1584
 File:

 1 edited
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src/lemon/maps.h
r1172 r1178 187 187 }; 188 188 189 ///Convert the \c Value of a maps to another type. 190 191 ///This \ref concept::ReadMap "read only map" 192 ///converts the \c Value of a maps to type \c T. 193 ///Its \c Value is inherited from \c M. 194 /// 195 ///Actually, 196 ///\code 197 /// ConvertMap<X> sh(x,v); 198 ///\endcode 199 ///it is equivalent with 200 ///\code 201 /// ConstMap<X::Key, X::Value> c_tmp(v); 202 /// AddMap<X, ConstMap<X::Key, X::Value> > sh(x,v); 203 ///\endcode 204 ///\bug wrong documentation 205 template<class M, class T> 206 class ConvertMap 207 { 208 const M &m; 209 public: 210 typedef typename M::Key Key; 211 typedef T Value; 212 213 ///Constructor 214 215 ///Constructor 216 ///\param _m is the undelying map 217 ///\param _v is the convert value 218 ConvertMap(const M &_m) : m(_m) {}; 219 Value operator[](Key k) const {return m[k];} 220 }; 221 222 ///Returns an \ref ConvertMap class 223 224 ///This function just returns an \ref ConvertMap class. 225 ///\relates ConvertMap 226 ///\todo The order of the template parameters are changed. 227 template<class T, class M> 228 inline ConvertMap<M,T> convertMap(const M &m) 229 { 230 return ConvertMap<M,T>(m); 231 } 189 232 190 233 ///Sum of two maps
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