Core: Add Lifetime component and system

include/Nazara/Core/Components/LifetimeComponent.hpp

@@ -0,0 +1,39 @@
+// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_CORE_COMPONENTS_LIFETIMECOMPONENT_HPP
+#define NAZARA_CORE_COMPONENTS_LIFETIMECOMPONENT_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Utility/Config.hpp>
+
+namespace Nz
+{
+	class LifetimeComponent
+	{
+		public:
+			inline LifetimeComponent(float lifetime);
+			LifetimeComponent(const LifetimeComponent&) = default;
+			LifetimeComponent(LifetimeComponent&&) = default;
+			~LifetimeComponent() = default;
+
+			inline void DecreaseLifetime(float elapsedTime);
+
+			inline float GetRemainingLifeTime() const;
+
+			inline bool IsAlive() const;
+
+			LifetimeComponent& operator=(const LifetimeComponent&) = default;
+			LifetimeComponent& operator=(LifetimeComponent&&) = default;
+
+		private:
+			float m_remainingLifetime;
+	};
+}
+
+#include <Nazara/Core/Components/LifetimeComponent.inl>
+
+#endif // NAZARA_CORE_COMPONENTS_LIFETIMECOMPONENT_HPP