autodoc/inc/ary/getncast.hxx

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  27
  28 #ifndef ARY_GETNCAST_HXX
  29 #define ARY_GETNCAST_HXX
  30
  31
  32 // USED SERVICES
  33 #include <ary/object.hxx>
  34
  35
  36
  37
  38 namespace ary
  39 {
  40
  41
  42 template <class DEST>
  43 inline bool
  44 is_type(const ary::Object & i_obj)
  45 {
  46     return i_obj.AryClass() == DEST::class_id;
  47 }
  48
  49
  50 template <class DEST>
  51 inline const DEST &
  52 ary_cast( const Object & ce)
  53 {
  54     csv_assert( is_type<DEST>(ce) );
  55     return static_cast< const DEST& >(ce);
  56 }
  57
  58 template <class DEST>
  59 inline DEST &
  60 ary_cast( Object & ce)
  61 {
  62     csv_assert( is_type<DEST>(ce) );
  63     return static_cast< DEST& >(ce);
  64 }
  65
  66 template <class DEST>
  67 inline const DEST *
  68 ary_cast( const Object * ce)
  69 {
  70     if ( ce ? is_type<DEST>(*ce) : false )
  71         return static_cast< const DEST* >(ce);
  72     return 0;
  73 }
  74
  75 template <class DEST>
  76 inline DEST *
  77 ary_cast( Object * ce)
  78 {
  79     if ( ce ? is_type<DEST>(*ce) : false )
  80         return static_cast< DEST* >(ce);
  81     return 0;
  82 }
  83
  84
  85
  86
  87 }   // namespace ary
  88 #endif