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72 lines
1.8 KiB
C++
72 lines
1.8 KiB
C++
/*
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* SerializerReflection.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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VCMI_LIB_NAMESPACE_BEGIN
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class IGameInfoCallback;
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class Serializeable;
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class GameCallbackHolder;
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class BinaryDeserializer;
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class BinarySerializer;
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class GameCallbackHolder;
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template <typename T, typename Enable = void>
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struct ClassObjectCreator
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{
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static T *invoke(IGameInfoCallback *cb)
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{
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static_assert(!std::is_base_of_v<GameCallbackHolder, T>, "Cannot call new upon map objects!");
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static_assert(!std::is_abstract_v<T>, "Cannot call new upon abstract classes!");
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return new T();
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}
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};
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template<typename T>
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struct ClassObjectCreator<T, typename std::enable_if_t<std::is_base_of_v<GameCallbackHolder, T>>>
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{
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static T *invoke(IGameInfoCallback *cb)
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{
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static_assert(!std::is_abstract_v<T>, "Cannot call new upon abstract classes!");
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assert(cb != nullptr);
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return new T(cb);
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}
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};
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class ISerializerReflection
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{
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public:
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virtual Serializeable * createPtr(BinaryDeserializer &ar, IGameInfoCallback * cb) const =0;
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virtual void loadPtr(BinaryDeserializer &ar, IGameInfoCallback * cb, Serializeable * data) const =0;
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virtual void savePtr(BinarySerializer &ar, const Serializeable *data) const =0;
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virtual ~ISerializerReflection() = default;
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};
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class DLL_LINKAGE CSerializationApplier : boost::noncopyable
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{
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std::map<int32_t, std::unique_ptr<ISerializerReflection>> apps;
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CSerializationApplier();
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public:
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ISerializerReflection * getApplier(uint16_t ID)
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{
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if(!apps.count(ID))
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throw std::runtime_error("No applier found.");
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return apps[ID].get();
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}
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template<typename Type>
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void registerType(uint16_t index);
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static CSerializationApplier & getInstance();
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};
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VCMI_LIB_NAMESPACE_END
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