zengine-old/engine/3rdparty/zlib/include/refl/std/sarray.h
2024-04-14 22:45:08 +08:00

57 lines
1.4 KiB
C++

#pragma once
#include <concepts>
namespace refl {
template<typename T>
class sarray {
protected:
const T* m_ptr;
int m_size;
public:
constexpr sarray() :m_ptr(nullptr), m_size(0) {}
constexpr sarray(std::initializer_list<T> list) : m_ptr(list.begin()), m_size(list.size()) {}
template<int N>
constexpr sarray(const std::array<T, N>& arr):m_ptr(&arr[0]), m_size(arr.size()){}
const T* get() const{
return m_ptr;
}
const T* at(int i) const {
if (i < m_size) {
return m_ptr + i;
}
return nullptr;
}
constexpr int size() const {
return m_size;
}
constexpr const auto begin()const {
return iterator{ m_ptr };
}
constexpr const auto end() const {
return iterator{ m_ptr + m_size};
}
// Iterator class
class iterator {
private:
const T* ptr;
public:
constexpr iterator(const T* p) : ptr(p) {}
// Overload ++ to move to next element
constexpr iterator& operator++() {
++ptr;
return *this;
}
// Overload * to dereference iterator
constexpr const T& operator*() const {
return *ptr;
}
// Overload != to compare iterators
constexpr bool operator!=(const iterator& other) const {
return ptr != other.ptr;
}
};
};
}