69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
// Copyright (C) 2020 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Core module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_RESOURCESAVER_HPP
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#define NAZARA_RESOURCESAVER_HPP
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#include <Nazara/Core/Enums.hpp>
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#include <Nazara/Core/Resource.hpp>
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#include <Nazara/Core/ResourceParameters.hpp>
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#include <filesystem>
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#include <list>
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#include <string>
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#include <tuple>
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#include <type_traits>
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namespace Nz
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{
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class Stream;
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template<typename Type, typename Parameters>
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class ResourceSaver
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{
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static_assert(std::is_base_of<ResourceParameters, Parameters>::value, "ResourceParameters must be a base of Parameters");
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friend Type;
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public:
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struct Entry;
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using FormatSupport = std::function<bool(const std::string_view& format)>;
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using FileSaver = std::function<bool(const Type& resource, const std::filesystem::path& filePath, const Parameters& parameters)>;
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using StreamSaver = std::function<bool(const Type& resource, const std::string& format, Stream& stream, const Parameters& parameters)>;
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ResourceSaver() = default;
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ResourceSaver(const ResourceSaver&) = delete;
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ResourceSaver(ResourceSaver&&) noexcept = default;
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~ResourceSaver() = default;
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void Clear();
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bool IsExtensionSupported(const std::string_view& extension) const;
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bool SaveToFile(const Type& resource, const std::filesystem::path& filePath, const Parameters& parameters = Parameters()) const;
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bool SaveToStream(const Type& resource, Stream& stream, const std::string& format, const Parameters& parameters = Parameters()) const;
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const Entry* RegisterSaver(Entry saver);
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void UnregisterSaver(const Entry* saver);
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ResourceSaver& operator=(const ResourceSaver&) = delete;
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ResourceSaver& operator=(ResourceSaver&&) noexcept = default;
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struct Entry
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{
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FormatSupport formatSupport;
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FileSaver fileSaver;
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StreamSaver streamSaver;
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};
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private:
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std::vector<std::unique_ptr<Entry>> m_savers;
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};
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}
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#include <Nazara/Core/ResourceSaver.inl>
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#endif // NAZARA_RESOURCESAVER_HPP
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