78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
#pragma once
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#include<hgl/type/DataType.h>
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#include<hgl/type/SortedSet.h>
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namespace hgl::graph
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{
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class ComponentManager;
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class SceneNode;
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struct ComponentData{};
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/**
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* 基础组件<br>
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* 是一切组件的基类
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*/
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class Component
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{
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SceneNode * OwnerNode;
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ComponentManager * Manager;
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ComponentData * Data;
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public:
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Component()=delete;
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Component(SceneNode *sn,ComponentData *cd,ComponentManager *cm)
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{
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OwnerNode=sn;
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Data=cd;
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Manager=cm;
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}
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virtual ~Component()=default;
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public:
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virtual void Update(const double delta_time)=0;
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public: //事件
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virtual void OnFocusLost(){} ///<焦点丢失事件
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virtual void OnFocusGained(){} ///<焦点获得事件
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};//class Component
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class ComponentManager
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{
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SortedSet<Component *> ComponentSet;
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public:
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virtual ~ComponentManager()=default;
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public:
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virtual size_t ComponentHashCode()const=0;
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virtual Component * CreateComponent(SceneNode *,ComponentData *)=0;
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int GetComponentCount()const{return ComponentSet.GetCount();}
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virtual void UpdateComponents(const double delta_time)
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{
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Component **cc=ComponentSet.GetData();
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for(int i=0;i<ComponentSet.GetCount();i++)
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cc[i]->Update(delta_time);
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}
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virtual void JoinComponent(Component *c){if(!c)return;ComponentSet.Add(c);}
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virtual void UnjonComponent(Component *c){if(!c)return;ComponentSet.Delete(c);}
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public: //事件
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virtual void OnFocusLost(){} ///<焦点丢失事件
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virtual void OnFocusGained(){} ///<焦点获得事件
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};//class ComponentManager
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}//namespace hgl::graph
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