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/**
* @file EventListener.hpp
* Allows entities to receive events and handle them in Lua.
*
* Copyright (C) 2019 Clyne Sullivan
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef COMPONENT_EVENTLISTENER_HPP_
#define COMPONENT_EVENTLISTENER_HPP_
#include "Component.hpp"
struct EventListener : Component<EventListener>
{
public:
sol::table listeners;
EventListener(sol::table _listeners) :
listeners(_listeners) {}
~EventListener(void) {}
void cleanup(void) {
listeners = sol::nil;
}
EventListener FromLua([[maybe_unused]] sol::object ref)
{
return *this;
}
template<typename... Args>
void tryListener(const std::string& name, sol::table& self, Args... args)
{
if (listeners[name] == sol::type::function)
listeners[name](self, args...);
}
void serialize([[maybe_unused]] cereal::JSONOutputArchive& ar) final {}
void serialize([[maybe_unused]] cereal::JSONInputArchive& ar) final {}
virtual std::string serializeName(void) const final {
return "EventListener";
}
};
#endif // COMPONENT_EVENTLISTENER_HPP_
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