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33 lines
699 B
C++
33 lines
699 B
C++
#ifndef CIRCULAR_HPP
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#define CIRCULAR_HPP
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#include <iterator>
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template<template<typename> class Container, typename T>
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class CircularBuffer
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{
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public:
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CircularBuffer(Container<T>& container) :
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m_begin(std::begin(container)),
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m_end(std::end(container)),
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m_current(std::begin(container)) {}
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void put(const T& value) noexcept {
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*m_current = value;
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if (++m_current == m_end)
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m_current = m_begin;
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}
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std::size_t size() const noexcept {
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return std::distance(m_begin, m_end);
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}
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private:
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Container<T>::iterator m_begin;
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Container<T>::iterator m_end;
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Container<T>::iterator m_current;
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};
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#endif // CIRCULAR_HPP
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