一个失败的设计

 一个失败的设计。 搭建初步框架后， 发现采用模板偏特化的方式， 虽然扩展新类更方便灵活了，但是在面对执行期的问题时，转换执行期的变量为类真的是一个大问题。。。

 

 

#pragma once enum G_TO_CLIENT_CMD{//死亡指令TO_CLIENT_DIE_ING_CMD= 1,//移动指令TO_CLIENT_MOVE_ING_CMD,//攻击指令TO_CLIENT_ATTACK_ING_CMD,TO_CLIENT_ATTACK_ED_CMD,//火焰术指令TO_CLIENT_FIRE_MAGIC_ING_CMD,TO_CLIENT_FIRE_MAGIC_ED_CMD,};enum G_GAME_STATE{//女剑士 -------------------------------//女剑士_死亡态GIRL_SWORD_DIE_ING_STATE= 0,//女剑士_移动态GIRL_SWORD_MOVE_ING_STATE,//女剑士_攻击态GIRL_ATTACK_ING_STATE,GIRL_ATTACK_ED_STATE,//女剑士_火焰术态GIRL_SWORD_FIRE_MAGIC_ING_STATE,GIRL_SWORD_FIRE_MAGIC_ED_STATE,};

 

#pragma once#include <string.h>#include <iostream>#include <map>#include "CMD.h"#include "State.h"using namespace std;class NPC{public:NPC(int _uID):m_pCurState(0),UID(_uID){m_iPosX = rand()%800;m_iPosY = rand()%600;}~NPC(){map<int, State_Interface*>::iterator it = m_dStateSet.begin();for(; it != m_dStateSet.end(); it++){if( 0 != it->second){delete it->second;it->second = 0;}}m_dStateSet.clear();}//收到转换状态template<class T>void RecvCmd(T _Cmd){ _Cmd.Execute(this); }void Run(){if( NULL != m_pCurState) m_pCurState->Execute(this);}public://VS2005模板支持不够,只好把私有权限改为公有权限-_-!map<int, State_Interface*> m_dStateSet;State_Interface* m_pCurState;const int UID;int m_iPosX;int m_iPosY;friend class NPCBuilder;};

 

#pragma once#include "NPC.h"#include "State.h"#include <vector>using namespace std;class NPCSetManager{public:static vector<NPC*> g_NPCSet;static void RunNPC();static void DeleteNPC(const int _uID);static void Clear();};class NPCBuilder{//建造者，对客户屏蔽目标的内部生成功能,暂时提供外部的生成选择，过后只提供目标的使用功能的权限。public://创建NPCvoid Build_NPC();void Add_State(int _CMD_ID, State_Interface* _pState_Interface);void Del_State(int _CMD_ID);//更新NPC数据void Update_NPC();private:NPC* m_pNPC;};

 

#include "NPCBuilder.h"vector<NPC*> NPCSetManager::g_NPCSet;void NPCSetManager::RunNPC(){for(int i=0; i<g_NPCSet.size(); i++){g_NPCSet[i]->RecvCmd(CMD<G_TO_CLIENT_CMD::TO_CLIENT_DIE_ING_CMD>());g_NPCSet[i]->Run();}}void NPCSetManager::DeleteNPC(const int _uID){for(int i=0; i<g_NPCSet.size(); i++){if( _uID == g_NPCSet[i]->UID){delete g_NPCSet[i];g_NPCSet[i] = g_NPCSet[g_NPCSet.size()-1];g_NPCSet.pop_back();break;}}}void NPCSetManager::Clear(){for(int i=0; i<g_NPCSet.size(); i++){delete g_NPCSet[i];}g_NPCSet.clear();}//创建NPCvoid NPCBuilder::Build_NPC(){ m_pNPC = new NPC( NPCSetManager::g_NPCSet.size() );}void NPCBuilder::Add_State(int _CMD_ID, State_Interface* _pState_Interface){ m_pNPC->m_dStateSet[_CMD_ID] = _pState_Interface; }void NPCBuilder::Del_State(int _CMD_ID){ m_pNPC->m_dStateSet[_CMD_ID] = 0; }//更新NPC数据void NPCBuilder::Update_NPC(){NPCSetManager::g_NPCSet.push_back(m_pNPC);m_pNPC = NULL;}

 

#pragma onceclass NPC;class State_Interface{public:virtual ~State_Interface(){}virtual void Execute(NPC* _pNPC) = 0;const int STATE_ID;protected:State_Interface(int _STATE_ID):STATE_ID(_STATE_ID){}};template<int v>  class State: public State_Interface{  public:State():State_Interface(-1){}void Execute(NPC* _pNPC){ cout<<"未定义状态: "<<value<<endl; }  };

 

#pragma once#include "G_DEFINE.h"#include "State.h"//女剑士死亡态template<>  class State<G_GAME_STATE::GIRL_SWORD_DIE_ING_STATE>: public State_Interface{  public: State():State_Interface(G_GAME_STATE::GIRL_SWORD_DIE_ING_STATE){}~State();void Execute(NPC* _pNPC);}; //女剑士移动态template<>  class State<G_GAME_STATE::GIRL_SWORD_MOVE_ING_STATE>: public State_Interface{  public: State():State_Interface(G_GAME_STATE::GIRL_SWORD_MOVE_ING_STATE){}void Execute(NPC* _pNPC);}; //女剑士_攻击态template<>  class State<G_GAME_STATE::GIRL_ATTACK_ING_STATE>: public State_Interface{  public: State():State_Interface(G_GAME_STATE::GIRL_ATTACK_ING_STATE){}void Execute(NPC* _pNPC);}; template<>  class State<G_GAME_STATE::GIRL_ATTACK_ED_STATE>: public State_Interface{  public: State():State_Interface(G_GAME_STATE::GIRL_ATTACK_ED_STATE){}void Execute(NPC* _pNPC);}; //女剑士_火焰术态template<>  class State<G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ING_STATE>: public State_Interface{  public: State():State_Interface(G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ING_STATE){}void Execute(NPC* _pNPC);}; template<>  class State<G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ED_STATE>: public State_Interface{  public: State():State_Interface(G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ED_STATE){}void Execute(NPC* _pNPC);}; 

 

#include "Girl_Sword_State.h"#include <iostream>#include "NPC.h"#include "NPCBuilder.h"using namespace std;//女剑士死亡态State<G_GAME_STATE::GIRL_SWORD_DIE_ING_STATE>::~State(){cout<<"女剑士死亡态进行析构!"<<endl;}void State<G_GAME_STATE::GIRL_SWORD_DIE_ING_STATE>::Execute(NPC* _pNPC){cout<<"run -> 女剑士死亡态"<<endl;NPCSetManager::DeleteNPC(_pNPC->UID);}//女剑士移动态void State<G_GAME_STATE::GIRL_SWORD_MOVE_ING_STATE>::Execute(NPC* _pNPC){cout<<"run -> 女剑士移动态"<<endl;}//女剑士_攻击态void State<G_GAME_STATE::GIRL_ATTACK_ING_STATE>::Execute(NPC* _pNPC){cout<<"run -> 女剑士进行攻击"<<endl;}void State<G_GAME_STATE::GIRL_ATTACK_ED_STATE>::Execute(NPC* _pNPC){cout<<"run -> 女剑士被攻击"<<endl;}//女剑士_火焰术态void State<G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ING_STATE>::Execute(NPC* _pNPC){cout<<"run -> 女剑士施放火焰术"<<endl;}void State<G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ED_STATE>::Execute(NPC* _pNPC){cout<<"run -> 女剑士受到火焰术"<<endl;}

 

#pragma once#include "NPCBuilder.h"#include "G_DEFINE.h"#include "Girl_Sword_State.h"//女剑士_NPC   class Girl_Sword_NPC  { public:static void Create_Girl_Sword_NPC(){NPCBuilder builder;builder.Build_NPC();builder.Add_State(TO_CLIENT_DIE_ING_CMD, new State<G_GAME_STATE::GIRL_SWORD_DIE_ING_STATE>);builder.Add_State(TO_CLIENT_MOVE_ING_CMD, new State<G_GAME_STATE::GIRL_SWORD_MOVE_ING_STATE>);builder.Add_State(TO_CLIENT_ATTACK_ING_CMD, new State<G_GAME_STATE::GIRL_ATTACK_ING_STATE>);builder.Add_State(TO_CLIENT_ATTACK_ED_CMD, new State<G_GAME_STATE::GIRL_ATTACK_ED_STATE>);builder.Add_State(TO_CLIENT_FIRE_MAGIC_ING_CMD, new State<G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ING_STATE>);builder.Add_State(TO_CLIENT_FIRE_MAGIC_ED_CMD, new State<G_GAME_STATE::GIRL_SWORD_FIRE_MAGIC_ED_STATE>);builder.Update_NPC();}};

 

#pragma onceclass Fire_Magic_State{};

 

#pragma once #include "G_DEFINE.h"#include "NPC.h"class NPC;class CMD_Interface{public:virtual ~CMD_Interface(){}virtual void Execute(NPC* _pNPC) = 0;const int CMD_ID;protected:CMD_Interface(int _CMD_ID):CMD_ID(_CMD_ID){}};template<int v>  class CMD: public CMD_Interface{  public:CMD():CMD_Interface(-1){}virtual void Execute(NPC* _pNPC){ cout<<"未定义指令: "<<CMD_ID<<endl; }  };//死亡指令template<>  class CMD<G_TO_CLIENT_CMD::TO_CLIENT_DIE_ING_CMD>: public CMD_Interface{  public:CMD():CMD_Interface(G_TO_CLIENT_CMD::TO_CLIENT_DIE_ING_CMD){}~CMD();virtual void Execute(NPC* _pNPC);}; //移动指令template<>  class CMD<G_TO_CLIENT_CMD::TO_CLIENT_MOVE_ING_CMD>: public CMD_Interface{  public:CMD():CMD_Interface(G_TO_CLIENT_CMD::TO_CLIENT_MOVE_ING_CMD){}virtual void Execute(NPC* _pNPC);}; //攻击指令template<>  class CMD<G_TO_CLIENT_CMD::TO_CLIENT_ATTACK_ING_CMD>: public CMD_Interface{  public:CMD():CMD_Interface(G_TO_CLIENT_CMD::TO_CLIENT_ATTACK_ING_CMD){}virtual void Execute(NPC* _pNPC);}; template<>  class CMD<G_TO_CLIENT_CMD::TO_CLIENT_ATTACK_ED_CMD>: public CMD_Interface{  public:CMD():CMD_Interface(G_TO_CLIENT_CMD::TO_CLIENT_ATTACK_ED_CMD){}virtual void Execute(NPC* _pNPC);}; //火焰术指令template<>  class CMD<G_TO_CLIENT_CMD::TO_CLIENT_FIRE_MAGIC_ING_CMD>: public CMD_Interface{  public: CMD():CMD_Interface(G_TO_CLIENT_CMD::TO_CLIENT_FIRE_MAGIC_ING_CMD){}virtual void Execute(NPC* _pNPC);}; template<>  class CMD<G_TO_CLIENT_CMD::TO_CLIENT_FIRE_MAGIC_ED_CMD>: public CMD_Interface{  public: CMD():CMD_Interface(G_TO_CLIENT_CMD::TO_CLIENT_FIRE_MAGIC_ED_CMD){}virtual void Execute(NPC* _pNPC);}; 

 

#include "CMD.h"#include <iostream>using namespace std;//死亡指令CMD<G_TO_CLIENT_CMD::TO_CLIENT_DIE_ING_CMD>::~CMD(){cout<<"死亡指令指令进行析构!"<<endl;}void CMD<G_TO_CLIENT_CMD::TO_CLIENT_DIE_ING_CMD>::Execute(NPC* _pNPC){_pNPC->m_pCurState = _pNPC->m_dStateSet[this->CMD_ID];}//移动指令void CMD<G_TO_CLIENT_CMD::TO_CLIENT_MOVE_ING_CMD>::Execute(NPC* _pNPC){_pNPC->m_pCurState = _pNPC->m_dStateSet[this->CMD_ID];}//攻击指令void CMD<G_TO_CLIENT_CMD::TO_CLIENT_ATTACK_ING_CMD>::Execute(NPC* _pNPC){_pNPC->m_pCurState = _pNPC->m_dStateSet[this->CMD_ID];}void CMD<G_TO_CLIENT_CMD::TO_CLIENT_ATTACK_ED_CMD>::Execute(NPC* _pNPC){_pNPC->m_pCurState = _pNPC->m_dStateSet[this->CMD_ID];}//火焰术指令void CMD<G_TO_CLIENT_CMD::TO_CLIENT_FIRE_MAGIC_ING_CMD>::Execute(NPC* _pNPC){_pNPC->m_pCurState = _pNPC->m_dStateSet[this->CMD_ID];}void CMD<G_TO_CLIENT_CMD::TO_CLIENT_FIRE_MAGIC_ED_CMD>::Execute(NPC* _pNPC){_pNPC->m_pCurState = _pNPC->m_dStateSet[this->CMD_ID];}

 

#include <iostream>#include "CMD.h"#include "Girl_Sword_NPC.h"#include "NPCBuilder.h"using namespace std;void main(){Girl_Sword_NPC buildGirl;buildGirl.Create_Girl_Sword_NPC();do {NPCSetManager::RunNPC();} while (NPCSetManager.g_NPCSet.size() > 0);NPCSetManager::Clear();system("pause");}