Axis.h

#ifndef SZA_UTIL_AXIS_H
#define SZA_UTIL_AXIS_H

namespace sza {
  namespace util {
    
    class Axis {
      
    public:
      
      enum Type {
        NONE = 0x0, 
        AZ   = 0x1,// Make these orthogonal bits, so that they can be
                   // OR'd together
        EL   = 0x2,
        PA   = 0x4,
        BOTH = AZ|EL, // Some telescope don't have a PA axis
        ALL  = AZ|EL|PA
      } type_;
      
      inline Axis(Type type) 
        {
          type_ = type;
        };
      
      inline bool isValidSingleAxis()
        {
          if(type_ == AZ || type_ == EL || type_ == PA)
            return true;
          return false;
        };
      
      inline bool isSet(Type type)
        {
          return (unsigned) type_ & (unsigned) type;
        };

    }; // End class Axis
    
  }; // End namespace util
}; // End namespace sza

#endif // End #ifndef