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#pragma once
#include <set>
namespace flat
{
namespace core
{
enum class prior_t : unsigned
{
max = 0,
higher = 1,
high = 2,
none = 3,
low = 4,
lower = 5,
min = 6,
};
class prioritized
{
const prior_t m_priority;
public:
prioritized(prior_t m_priority = prior_t::none) : m_priority(m_priority) {}
const prior priority() const
{
return m_priority;
}
};
struct prior_criteria
{
bool operator()(const prioritized& a, const prioritized& b) const
{
return a.priority() < b.priority();
}
};
/* Compiler will complain if don't pass a non prioritized object */
template <class T>
using prior_set = std::set<T, prior_criteria>;
/* Equivalent but with pointers */
struct prior_ptr_criteria
{
bool operator()(const prioritized* a, const prioritized* b) const
{
return a->priority() < b->priority();
}
};
/* Compiler will complain if don't pass a non prioritized object */
template <class T>
using prior_ptr_set = std::set<T*, prior_criteria>;
}
};
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