更新Object.h/ObjectBaseInfo
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@ -1,6 +1,9 @@
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#pragma once
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#include<hgl/type/DataType.h>
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#include<hgl/type/object/ObjectBaseInfo.h>
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#include<hgl/SourceCodeLocation.h>
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#include<tsl/robin_map.h>
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namespace hgl
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{
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@ -11,12 +14,44 @@ namespace hgl
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{
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ObjectBaseInfo object_info;
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protected:
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tsl::robin_map<size_t,void *> inherit_class_map; ///<继承类的hash值与this指针的映射表
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bool RegistryInheritClass(const size_t &hash_code,void *class_this)noexcept
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{
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if(inherit_class_map.find(hash_code)!=inherit_class_map.end())
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return(false);
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inherit_class_map[hash_code]=class_this;
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return(true);
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}
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template<typename T> bool RegistryInheritClass(T *class_this)noexcept
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{
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return RegistryInheritClass(hgl::GetTypeHash<T>(),class_this);
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}
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public:
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const ObjectBaseInfo & GetObjectBaseInfo () const noexcept { return object_info; } ///<获取对象简单信息
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const ObjectBaseInfo & GetObjectBaseInfo () const noexcept { return object_info; } ///<获取对象简单信息
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const size_t GetTypeHash () const noexcept { return object_info.hash_code; } ///<获取对象数据类型的hash值
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const size_t GetUniqueID () const noexcept { return object_info.unique_id; } ///<获取对象的唯一序列号
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virtual const size_t GetTypeHash () const noexcept { return object_info.info->hash_code(); } ///<获取对象数据类型的hash值
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virtual const char * GetTypeName () const noexcept { return object_info.info->name(); } ///<获取对象数据类型的名称
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const size_t GetUniqueID () const noexcept { return object_info.unique_id; } ///<获取对象的唯一序列号
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template<typename T> T *Cast()
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{
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auto it=inherit_class_map.find(hgl::GetTypeHash<T>());
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if(it!=inherit_class_map.end())
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return (T *)it->second;
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return nullptr;
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}
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template<typename T> operator T *(){return Cast<T>();}
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public:
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@ -25,17 +60,42 @@ namespace hgl
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Object(const ObjectBaseInfo &oi) noexcept { object_info=oi; }
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virtual ~Object()=default;
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bool operator == (const Object &obj) const noexcept
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{
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if(GetUniqueID()!=obj.GetUniqueID())
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return(false);
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//为什么GetTypeHash可以比较
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// 因为GetTypeHash获取的是object_info中的TypeHash，而不是inherit_class_map中的TypeHash
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// 只有NewObjectSCL函数在创建对象时会产生object_info。
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if(GetTypeHash()!=obj.GetTypeHash())
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return(false);
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return(true);
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}
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};//class Object
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template<typename T> inline T *New(const SourceCodeLocation &scl)
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#define HGL_OBJECT_BODY(class_name) public:\
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static const size_t StaticHash()noexcept { return typeid(class_name).hash_code(); } \
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static const char * StaticName()noexcept { return typeid(class_name).name(); } \
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virtual const size_t GetTypeHash()const noexcept override { return class_name::StaticHash();} \
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virtual const char * GetTypeName()const noexcept override { return class_name::StaticName();}
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#define HGL_OBJECT_CONSTRUCT(class_name) class_name(const ObjectBaseInfo &obi):Object(obi){}
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#define HGL_OBJECT_CONSTRUCT_SC(class_name,super_class) class_name(const ObjectBaseInfo &obi):super_class(obi){}
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template<typename T> inline T *NewObjectSCL(const SourceCodeLocation &scl)
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{
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static size_t new_count=0;
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ObjectBaseInfo obi;
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obi.hash_code=GetTypeHash<T>();
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obi.unique_id=new_count;
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obi.scl=scl;
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obi.info =&typeid(T);
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obi.unique_id =new_count;
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obi.scl =scl;
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++new_count;
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@ -43,4 +103,6 @@ namespace hgl
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return obj;
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}
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#define NewObject(type) NewObjectSCL<type>(HGL_SCL_HERE)
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}//namespace hgl
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@ -10,23 +10,27 @@ namespace hgl
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*/
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struct ObjectBaseInfo
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{
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size_t hash_code; ///<对象数据类型的hash值
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const std::type_info *info; ///<对象数据类型的type_info指针
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size_t unique_id; ///<唯一序列号
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SourceCodeLocation scl;
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};
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struct ObjectTotalInfo
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struct ObjectTypeInfo
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{
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size_t hash_code;
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std::type_info *info;
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const std::type_info *info;
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size_t count;
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};
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void RegistryObjectHash(const size_t &hash_code,const std::type_info *);
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void RegistryObjectTypeInfo(const size_t &hash_code,const std::type_info *);
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const ObjectTotalInfo *GetObjectTotalInfo(const size_t &hash_code);
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const ObjectTypeInfo *GetObjectTypeInfoByHash(const size_t &hash_code);
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template<typename T>
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inline const ObjectTypeInfo *GetObjectTypeInfo()
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{
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return GetObjectTypeInfoByHash(typeid(T).hash_code());
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}
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}//namespace hgl
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@ -6,10 +6,10 @@ namespace hgl
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{
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namespace
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{
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tsl::robin_map<size_t,const std::type_info *> type_info_map;
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tsl::robin_map<size_t,ObjectTypeInfo *> type_info_map;
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}//namespace
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void RegistryObjectHash(const size_t &hash_code,const std::type_info *info)
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void RegistryObjectTypeInfo(const size_t &hash_code,const std::type_info *info)
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{
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if(!info)
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return;
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@ -17,6 +17,21 @@ namespace hgl
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if(type_info_map.contains(hash_code))
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return;
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type_info_map.emplace(hash_code,info);
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ObjectTypeInfo *oti=new ObjectTypeInfo;
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oti->count=0;
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oti->info=info;
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type_info_map.emplace(hash_code,oti);
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}
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const ObjectTypeInfo *GetObjectTypeInfoByHash(const size_t &hash_code)
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{
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auto it=type_info_map.find(hash_code);
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if ( it==type_info_map.end() )
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return nullptr;
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return it.value();
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}
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}//namespace hgl
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