slice.h

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#ifndef _DLR_SLICE_H_
#define _DLR_SLICE_H_

namespace dlr {

  namespace numeric {
    
    class Slice {
    public:
      Slice() : start_(0), stop_(0), stride_(1) {}

      Slice(int start, int stop) : start_(start), stop_(stop), stride_(1) {}

      Slice(int start, int stop, int stride)
        : start_(start), stop_(stop), stride_(stride) {}

      inline int start() const {return start_;}

      inline int stop() const {return stop_;}
    
      inline int stride() const {return stride_;}

    private:
      int start_;
      int stop_;
      int stride_;
    };
  
  } // namespace numeric

} // namespace dlr


/* ======= Declarations to maintain compatibility with legacy code. ======= */

namespace dlr {

  using numeric::Slice;

} // namespace dlr

#endif // #ifdef _DLR_SLICE_H_

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