* exposed class names */
| 99 | * exposed class names |
| 100 | */ |
| 101 | inline CharacterVector class_names(){ |
| 102 | size_t n = classes.size() ; |
| 103 | CharacterVector names( n ); |
| 104 | CLASS_MAP::iterator it = classes.begin() ; |
| 105 | for( size_t i=0; i<n; i++, ++it){ |
| 106 | names[i] = it->first ; |
| 107 | } |
| 108 | return names ; |
| 109 | } |
| 110 | |
| 111 | /** |
| 112 | * information about the classes |