#pragma once #include "types.h" #include <cstdint> namespace crepe { class ComponentManager; /** * \brief Base class for all components * * This class is the base class for all components. It provides a common * interface for all components. */ class Component { protected: //! Only the ComponentManager can create components friend class crepe::ComponentManager; /** * \param id The id of the GameObject this component belongs to */ Component(game_object_id_t id); public: virtual ~Component() = default; /** * \brief Get the maximum number of instances for this component * * This method returns -1 by default, which means that there is no limit * for the number of instances. Concrete components can override this method * to set a limit. * * \return The maximum number of instances for this component */ virtual int get_instances_max() const { return -1; } public: //! The id of the GameObject this component belongs to const game_object_id_t game_object_id; //! Whether the component is active bool active = true; }; } // namespace crepe