105 lines
2.7 KiB
C++
105 lines
2.7 KiB
C++
#include<hgl/component/Component.h>
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#include<tsl/robin_map.h>
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#include<hgl/type/String.h>
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#include<hgl/log/LogInfo.h>
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namespace hgl::graph
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{
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namespace
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{
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using ComponentManagerMap=tsl::robin_map<size_t,ComponentManager *>;
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ComponentManagerMap *component_manager_map=nullptr;
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}//namespace
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void InitializeComponentManager()
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{
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if(component_manager_map)
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return;
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component_manager_map=new ComponentManagerMap;
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}
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void UninitializeComponentManager()
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{
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if(!component_manager_map)
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return;
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for(auto &cm : *component_manager_map)
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delete cm.second;
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delete component_manager_map;
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component_manager_map=nullptr;
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}
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bool RegistryComponentManager(ComponentManager *cm)
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{
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if(!cm)return(false);
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if(!component_manager_map)
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return(false);
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const size_t hash_code=cm->GetHashCode();
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if(component_manager_map->contains(hash_code))
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return(false);
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component_manager_map->emplace(hash_code,cm);
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return(true);
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}
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ComponentManager *GetComponentManager(const size_t hash_code)
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{
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if(!component_manager_map)
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return(nullptr);
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if(!component_manager_map->contains(hash_code))
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return(nullptr);
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//tsl::robin_map的[]对于不存在的会自行插入一个，所以不要把下面的.at改成[]
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return component_manager_map->at(hash_code);
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}
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ComponentManager::~ComponentManager()
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{
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for(auto *c:component_set)
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{
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c->OnDetach(nullptr);
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//Component::~Component()函数会再次调用ComponentManager->DetachComponent，其中会执行component_set的删除，整个流程就会出现问题。
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//所以这里先OnDetachManager掉Component中的Manager属性，然后再执行删除
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c->OnDetachManager(this);
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LOG_INFO(AnsiString("~ComponentManager delete ")+AnsiString::numberOf(c->GetUniqueID()));
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delete c;
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}
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}
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int ComponentManager::GetComponents(ComponentList &comp_list,SceneNode *node)
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{
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if(!node)return(-1);
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if(comp_list.IsEmpty())return(-2);
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if(!component_manager_map)return(-3);
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int result=0;
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for(auto cc:component_set)
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if(cc->GetOwnerNode()==node)
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{
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comp_list.Add(cc);
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++result;
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}
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return result;
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}
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void ComponentManager::UpdateComponents(const double delta_time)
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{
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//Component **cc=component_set.GetData();
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//for(int i=0;i<component_set.GetCount();i++)
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// cc[i]->Update(delta_time);
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}
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}//namespace hgl::graph
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