H5Slice_traits.hpp

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/*
 *  Copyright (c), 2017, Adrien Devresse <adrien.devresse@epfl.ch>
 *
 *  Distributed under the Boost Software License, Version 1.0.
 *    (See accompanying file LICENSE_1_0.txt or copy at
 *          http://www.boost.org/LICENSE_1_0.txt)
 *
 */
#ifndef H5SLICE_TRAITS_HPP
#define H5SLICE_TRAITS_HPP
 
#include <cstdlib>
#include <vector>
 
#include "H5Utils.hpp"
 
namespace HighFive {
 
class DataSet;
class Group;
class DataSpace;
class DataType;
class Selection;
 
template <typename Derivate>
class SliceTraits;
 
class ElementSet {
  public:
    explicit ElementSet(const std::vector<std::size_t>& element_ids);
 
  private:
    std::vector<std::size_t> _ids;
 
    template <typename Derivate>
    friend class SliceTraits;
};
 
template <typename Derivate>
class SliceTraits {
  public:
    Selection select(const std::vector<size_t>& offset,
                     const std::vector<size_t>& count,
                     const std::vector<size_t>& stride = std::vector<size_t>())
        const;
 
    Selection select(const std::vector<size_t>& columns) const;
 
    Selection select(const ElementSet& elements) const;
 
    template <typename T>
    void read(T& array) const;
 
    template <typename T>
    void read(T* array) const;
 
    template <typename T>
    void write(const T& buffer);
 
    template <typename T>
    void write(const T* buffer);
 
  private:
    typedef Derivate derivate_type;
};
}
 
#endif // H5SLICE_TRAITS_HPP