// -*- C++ -*- #ifndef __range_base_h__ #define __range_base_h__ #include #include #include #include "base_def.h" namespace MultiArrayTools { enum class RangeType { NIL = 0, ANY = 1, SPACE = 2, MOMENTUM = 3, LORENTZ = 4, SPIN = 5, ENSEMBLE = 6, VALUE_ERROR = 7, DISTANCE = 8 }; class RangeFactoryBase { public: RangeFactoryBase() = default; virtual ~RangeFactoryBase() = default; // should return mProd !! virtual std::shared_ptr create() = 0; protected: std::shared_ptr mProd; // call this function before returning product !! void setSelf(); }; class RangeBase { public: virtual ~RangeBase() = default; virtual size_t size() const = 0; virtual size_t dim() const = 0; virtual std::shared_ptr index() const = 0; bool operator==(const RangeBase& in) const; bool operator!=(const RangeBase& in) const; friend RangeFactoryBase; protected: RangeBase() = default; std::shared_ptr mThis; }; template class RangeInterface : public RangeBase { public: typedef Index IndexType; virtual Index begin() const = 0; virtual Index end() const = 0; protected: RangeInterface() = default; }; } #include "range_base.cc" #endif