1.1 --- a/lemon/xy.h	Wed Oct 05 13:18:51 2005 +0000
     1.2 +++ b/lemon/xy.h	Wed Oct 05 13:19:30 2005 +0000
     1.3 @@ -364,14 +364,13 @@
     1.4    template<class M>
     1.5    class XMap 
     1.6    {
     1.7 -    typename SmartReference<M>::Type _map;
     1.8 +    M& _map;
     1.9    public:
    1.10 -    typedef True NeedCopy;
    1.11  
    1.12      typedef typename M::Value::Value Value;
    1.13      typedef typename M::Key Key;
    1.14      ///\e
    1.15 -    XMap(typename SmartParameter<M>::Type map) : _map(map) {}
    1.16 +    XMap(M& map) : _map(map) {}
    1.17      Value operator[](Key k) const {return _map[k].x;}
    1.18      void set(Key k,Value v) {_map.set(k,typename M::Value(v,_map[k].y));}
    1.19    };
    1.20 @@ -401,9 +400,8 @@
    1.21    template<class M>
    1.22    class ConstXMap 
    1.23    {
    1.24 -    typename SmartConstReference<M>::Type _map;
    1.25 +    const M& _map;
    1.26    public:
    1.27 -    typedef True NeedCopy;
    1.28  
    1.29      typedef typename M::Value::Value Value;
    1.30      typedef typename M::Key Key;
    1.31 @@ -431,14 +429,13 @@
    1.32    template<class M>
    1.33    class YMap 
    1.34    {
    1.35 -    typename SmartReference<M>::Type _map;
    1.36 +    M& _map;
    1.37    public:
    1.38 -    typedef True NeedCopy;
    1.39  
    1.40      typedef typename M::Value::Value Value;
    1.41      typedef typename M::Key Key;
    1.42      ///\e
    1.43 -    YMap(typename SmartParameter<M>::Type map) : _map(map) {}
    1.44 +    YMap(M& map) : _map(map) {}
    1.45      Value operator[](Key k) const {return _map[k].y;}
    1.46      void set(Key k,Value v) {_map.set(k,typename M::Value(_map[k].x,v));}
    1.47    };
    1.48 @@ -468,9 +465,8 @@
    1.49    template<class M>
    1.50    class ConstYMap 
    1.51    {
    1.52 -    typename SmartConstReference<M>::Type _map;
    1.53 +    const M& _map;
    1.54    public:
    1.55 -    typedef True NeedCopy;
    1.56  
    1.57      typedef typename M::Value::Value Value;
    1.58      typedef typename M::Key Key;
    1.59 @@ -500,9 +496,8 @@
    1.60    template<class M>
    1.61    class NormSquareMap 
    1.62    {
    1.63 -    typename SmartConstReference<M>::Type _map;
    1.64 +    const M& _map;
    1.65    public:
    1.66 -    typedef True NeedCopy;
    1.67  
    1.68      typedef typename M::Value::Value Value;
    1.69      typedef typename M::Key Key;