Cocos2d-x结构学习（二）CCNode、CCNodeRGBA、CCRGBAProtocol

来源：互联网发布：中国古代知乎编辑：程序博客网时间：2024/05/20 21:45

1、CCNode类：继承自CCObject类

class CC_DLL CCNode : public CCObject{public:    CCNode(void);    virtual ~CCNode(void);        virtual bool init();                       //初始化    static CCNode * create(void);              //创建一个节点，返回创建节点的指针    const char* description(void);             //得到一个关于调试信息的字符串，以'\0'结尾        virtual void setZOrder(int zOrder);       //下面3个函数和X序相关    virtual void _setZOrder(int z);    virtual int getZOrder();    virtual void setVertexZ(float vertexZ);    //openGL中Z坐标    virtual float getVertexZ();    virtual void setScaleX(float fScaleX);    //x坐标的缩放比例    virtual float getScaleX();    virtual void setScaleY(float fScaleY);     //y<span style="font-family: Arial, Helvetica, sans-serif;">坐标的缩放比例</span>    virtual float getScaleY();    virtual void setScale(float scale);      //同时改变x、y缩放，1.0f默认    virtual float getScale();    virtual void setScale(float fScaleX,float fScaleY);    virtual void setPosition(const CCPoint &position);   //位置相关    virtual const CCPoint& getPosition();    virtual void setPosition(float x, float y);    virtual void getPosition(float* x, float* y);    virtual void  setPositionX(float x);    virtual float getPositionX(void);    virtual void  setPositionY(float y);    virtual float getPositionY(void);        virtual void setSkewX(float fSkewX);  //x方向歪斜角度    virtual float getSkewX();    virtual void setSkewY(float fSkewY);  <span style="font-family: Arial, Helvetica, sans-serif;">//y方向歪斜角度</span>    virtual float getSkewY();    virtual void setAnchorPoint(const CCPoint& anchorPoint);  //锚点相关    virtual const CCPoint& getAnchorPoint();    virtual const CCPoint& getAnchorPointInPoints();        virtual void setContentSize(const CCSize& contentSize);   //上下文尺寸相关    virtual const CCSize& getContentSize() const;    virtual void setVisible(bool visible);            //是否渲染相关    virtual bool isVisible();    virtual void setRotation(float fRotation);         //旋转相关    virtual float getRotation();    virtual void setRotationX(float fRotaionX);    virtual float getRotationX();    virtual void setRotationY(float fRotationY);    virtual float getRotationY();    virtual void setOrderOfArrival(unsigned int uOrderOfArrival);    virtual unsigned int getOrderOfArrival();        virtual void setGLServerState(ccGLServerState glServerState);   //GL服务状态相关    virtual ccGLServerState getGLServerState();        virtual void ignoreAnchorPointForPosition(bool ignore);   //锚点忽略相关    virtual bool isIgnoreAnchorPointForPosition();        virtual void addChild(CCNode * child);                  //添加孩子节点的重载函数    virtual void addChild(CCNode * child, int zOrder);    virtual void addChild(CCNode* child, int zOrder, int tag);       virtual CCNode * getChildByTag(int tag);                    //获得孩子节点    virtual CCArray* getChildren();    virtual unsigned int getChildrenCount(void) const;        virtual void setParent(CCNode* parent);                      //父节点    virtual CCNode* getParent();        virtual void removeFromParent();                              //移除节点    virtual void removeFromParentAndCleanup(bool cleanup);    virtual void removeChild(CCNode* child);    virtual void removeChild(CCNode* child, bool cleanup);    virtual void removeChildByTag(int tag);    virtual void removeChildByTag(int tag, bool cleanup);    virtual void removeAllChildren();    virtual void removeAllChildrenWithCleanup(bool cleanup);        virtual void reorderChild(CCNode * child, int zOrder);   //根据新的Z序重置节点      virtual void sortAllChildren();                           //排序所有节点       virtual CCGridBase* getGrid();                        //网格对象    virtual void setGrid(CCGridBase *pGrid);        virtual int getTag() const;                            //标签    virtual void setTag(int nTag);        virtual void* getUserData();                     //用户自定义数据    virtual void setUserData(void *pUserData);    virtual CCObject* getUserObject();    virtual void setUserObject(CCObject *pUserObject);        virtual CCGLProgram* getShaderProgram();                      //openGL着色器相关    virtual void setShaderProgram(CCGLProgram *pShaderProgram);

    virtual CCCamera* getCamera();                                  //获得摄像机        virtual bool isRunning();                       //判断是否运行    virtual void registerScriptHandler(int handler);           //脚本处理例程相关       virtual void unregisterScriptHandler(void);    inline int getScriptHandler() { return m_nScriptHandler; };        void scheduleUpdateWithPriorityLua(int nHandler, int priority);     //LUA优先调度更新        virtual void onEnter();                                      //渲染    virtual void onEnterTransitionDidFinish();              //进入退出    virtual void onExit();    virtual void onExitTransitionDidStart();    virtual void cleanup(void);                      //清理    virtual void draw(void);                  //绘制    virtual void visit(void);               //访问    virtual CCRect boundingBox(void);           //包围盒    virtual void setActionManager(CCActionManager* actionManager);   //动作、动作管理相关    virtual CCActionManager* getActionManager();    CCAction* runAction(CCAction* action);    void stopAllActions(void);    void stopAction(CCAction* action);    void stopActionByTag(int tag);    CCAction* getActionByTag(int tag);    unsigned int numberOfRunningActions(void);    virtual void setScheduler(CCScheduler* scheduler);     //调度相关    virtual CCScheduler* getScheduler();    bool isScheduled(SEL_SCHEDULE selector);    void scheduleUpdate(void);    void scheduleUpdateWithPriority(int priority);           //根据优先权调度    void unscheduleUpdate(void);    void schedule(SEL_SCHEDULE selector, float interval, unsigned int repeat, float delay);    void schedule(SEL_SCHEDULE selector, float interval);    void scheduleOnce(SEL_SCHEDULE selector, float delay);    void schedule(SEL_SCHEDULE selector);    void unschedule(SEL_SCHEDULE selector);    void unscheduleAllSelectors(void);    void resumeSchedulerAndActions(void);    void pauseSchedulerAndActions(void);        virtual void update(float delta);            //跟新    void transform(void);                                        //变换    void transformAncestors(void);    virtual void updateTransform(void);    virtual CCAffineTransform nodeToParentTransform(void);    virtual CCAffineTransform parentToNodeTransform(void);    virtual CCAffineTransform nodeToWorldTransform(void);    virtual CCAffineTransform worldToNodeTransform(void);

    CCPoint convertToNodeSpace(const CCPoint& worldPoint);    //空间转换    CCPoint convertToWorldSpace(const CCPoint& nodePoint);    CCPoint convertToNodeSpaceAR(const CCPoint& worldPoint);    CCPoint convertToWorldSpaceAR(const CCPoint& nodePoint);    CCPoint convertTouchToNodeSpace(CCTouch * touch);    CCPoint convertTouchToNodeSpaceAR(CCTouch * touch);

    <span style="font-family: Arial, Helvetica, sans-serif;">void setAdditionalTransform(const CCAffineTransform& additionalTransform);</span>

<span style="font-family:Arial, Helvetica, sans-serif;"></span>    CCComponent* getComponent(const char *pName) const;              //组件    virtual bool addComponent(CCComponent *pComponent);    virtual bool removeComponent(const char *pName);    virtual void removeAllComponents();     void childrenAlloc(void);                          //孩子节点处理    void insertChild(CCNode* child, int z);    void detachChild(CCNode *child, bool doCleanup);        CCPoint convertToWindowSpace(const CCPoint& nodePoint);protected:    float m_fRotationX;    float m_fRotationY;        float m_fScaleX;    float m_fScaleY;        float m_fVertexZ;        CCPoint m_obPosition;        float m_fSkewX;    float m_fSkewY;        CCPoint m_obAnchorPointInPoints;    CCPoint m_obAnchorPoint;        CCSize m_obContentSize;        CCAffineTransform m_sAdditionalTransform;    CCAffineTransform m_sTransform;    CCAffineTransform m_sInverse;        CCCamera *m_pCamera;        CCGridBase *m_pGrid;        int m_nZOrder;        CCArray *m_pChildren;    CCNode *m_pParent;        int m_nTag;        void *m_pUserData;    CCObject *m_pUserObject;        CCGLProgram *m_pShaderProgram;        ccGLServerState m_eGLServerState;        unsigned int m_uOrderOfArrival;        CCScheduler *m_pScheduler;        CCActionManager *m_pActionManager;        bool m_bRunning;        bool m_bTransformDirty;    bool m_bInverseDirty;    bool m_bAdditionalTransformDirty;    bool m_bVisible;        bool m_bIgnoreAnchorPointForPosition;

    bool m_bReorderChildDirty;        int m_nScriptHandler;    int m_nUpdateScriptHandler;    ccScriptType m_eScriptType;

    CCComponentContainer *m_pComponentContainer;};

2、<span style="font-family: Arial, Helvetica, sans-serif;">CCNodeRGBA</span>类：继承自CCNode类和CCRGBProtocol类

<pre name="code" class="cpp">class CC_DLL CCNodeRGBA : public CCNode, public CCRGBAProtocol{public:    CCNodeRGBA();    virtual ~CCNodeRGBA();        virtual bool init();                     //初始化

    static CCNodeRGBA * create(void);      //创建        virtual GLubyte getOpacity();    virtual GLubyte getDisplayedOpacity();    virtual void setOpacity(GLubyte opacity);    virtual void updateDisplayedOpacity(GLubyte parentOpacity);    virtual bool isCascadeOpacityEnabled();    virtual void setCascadeOpacityEnabled(bool cascadeOpacityEnabled);        virtual const ccColor3B& getColor(void);    virtual const ccColor3B& getDisplayedColor();    virtual void setColor(const ccColor3B& color);    virtual void updateDisplayedColor(const ccColor3B& parentColor);    virtual bool isCascadeColorEnabled();    virtual void setCascadeColorEnabled(bool cascadeColorEnabled);        virtual void setOpacityModifyRGB(bool bValue) {CC_UNUSED_PARAM(bValue);};    virtual bool isOpacityModifyRGB() { return false; };protected:GLubyte_displayedOpacity;    GLubyte     _realOpacity;ccColor3B_displayedColor;    ccColor3B   _realColor;bool_cascadeColorEnabled;    bool        _cascadeOpacityEnabled;};

</pre>3、CCRGBAProtocol类：</p><p><pre name="code" class="cpp">class CC_DLL CCRGBAProtocol{public:    virtual void setColor(const ccColor3B& color) = 0;    virtual const ccColor3B& getColor(void) = 0;    virtual const ccColor3B& getDisplayedColor(void) = 0;        virtual GLubyte getDisplayedOpacity(void) = 0;    virtual GLubyte getOpacity(void) = 0;    virtual void setOpacity(GLubyte opacity) = 0;    virtual void setOpacityModifyRGB(bool bValue) = 0;    virtual bool isOpacityModifyRGB(void) = 0;        virtual bool isCascadeColorEnabled(void) = 0;    virtual void setCascadeColorEnabled(bool cascadeColorEnabled) = 0;        virtual void updateDisplayedColor(const ccColor3B& color) = 0;     virtual void updateDisplayedOpacity(GLubyte opacity) = 0;};

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