Core: Add ResourceSaver class

Former-commit-id: 3c7fb9868058d897f1db831b207e9544688922fe

include/Nazara/Core/ResourceSaver.hpp

@@ -0,0 +1,50 @@
+// Copyright (C) 2015 Jérôme Leclercq
+// 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_RESOURCESAVER_HPP
+#define NAZARA_RESOURCESAVER_HPP
+
+#include <Nazara/Core/Enums.hpp>
+#include <Nazara/Core/Resource.hpp>
+#include <Nazara/Core/String.hpp>
+#include <list>
+#include <tuple>
+#include <type_traits>
+
+namespace Nz
+{
+	class Stream;
+
+	template<typename Type, typename Parameters>
+	class ResourceSaver
+	{
+		friend Type;
+
+		public:
+			using FormatQuerier = bool (*)(const String& format);
+			using FileSaver = bool (*)(const Type& resource, const String& filePath, const Parameters& parameters);
+			using StreamSaver = bool (*)(const Type& resource, const String& format, Stream& stream, const Parameters& parameters);
+
+			ResourceSaver() = delete;
+			~ResourceSaver() = delete;
+
+			static bool IsFormatSupported(const String& extension);
+
+			static bool SaveToFile(const Type& resource, const String& filePath, const Parameters& parameters = Parameters());
+			static bool SaveToStream(const Type& resource, Stream& stream, const String& format, const Parameters& parameters = Parameters());
+
+			static void RegisterSaver(FormatQuerier formatQuerier, StreamSaver streamSaver, FileSaver fileSaver = nullptr);
+			static void UnregisterSaver(FormatQuerier formatQuerier, StreamSaver streamSaver, FileSaver fileSaver = nullptr);
+
+		private:
+			using Saver = std::tuple<FormatQuerier, StreamSaver, FileSaver>;
+			using SaverList = std::list<Saver>;
+	};
+}
+
+#include <Nazara/Core/ResourceSaver.inl>
+
+#endif // NAZARA_RESOURCESAVER_HPP