event_queue.hpp

#ifndef TERMOX_SYSTEM_EVENT_QUEUE_HPP
#define TERMOX_SYSTEM_EVENT_QUEUE_HPP
#include <cstddef>
#include <utility>
#include <vector>
 
#include <termox/common/unique_queue.hpp>
#include <termox/system/event_fwd.hpp>
 
namespace ox {
 
[[nodiscard]] auto operator<(Paint_event const& x, Paint_event const& y)
    -> bool;
 
[[nodiscard]] auto operator==(Paint_event const& a, Paint_event const& b)
    -> bool;
 
}  // namespace ox
 
namespace ox::detail {
 
class Paint_queue {
   public:
    void append(Paint_event e);
 
    auto send_all() -> bool;
 
    [[nodiscard]] auto size() const -> std::size_t;
 
   private:
    Unique_queue<Paint_event> events_;
};
 
class Delete_queue {
   public:
    void append(Delete_event e);
 
    void send_all();
 
    [[nodiscard]] auto size() const -> std::size_t;
 
   private:
    std::vector<Delete_event> deletes_;
};
 
class Basic_queue {
   public:
    void append(Event e);
 
    auto send_all() -> bool;
 
    [[nodiscard]] auto size() const -> std::size_t;
 
   private:
    std::vector<Event> basics_;
};
 
}  // namespace ox::detail
 
namespace ox {
 
class Event_queue {
   public:
    void append(Event e);
 
    void send_all();
 
   private:
    detail::Basic_queue basics_;
    detail::Paint_queue paints_;
    detail::Delete_queue deletes_;
 
   private:
    template <typename T>
    void add_to_a_queue(T e)
    {
        basics_.append(std::move(e));
    }
 
    void add_to_a_queue(Paint_event e);
 
    void add_to_a_queue(Delete_event e);
};
 
}  // namespace ox
#endif  // TERMOX_SYSTEM_EVENT_QUEUE_HPP