6.cocos2d设置定时器

• T1LayerAnchorPoint.h

   #pragma once
   #include "cocos2d.h"
   USING_NS_CC;
  
   class T1LayerAnchorPoint:public CCLayer
   {
   public:
       //create->init
       static T1LayerAnchorPoint*create();
       bool init();
       static CCScene *scene();
  
       //画线
       virtual void draw(cocos2d::Renderer *renderer, const cocos2d::Mat4& transform, uint32_t flags);
       //定时器函数
       void mySchedule(float dt);
  
       CCSprite *m_spr;
   };

• T1LayerAnchorPoint.cpp

   #include "T1LayerAnchorPoint.h"
  
   //创建层
   T1LayerAnchorPoint*T1LayerAnchorPoint::create()
   {
       T1LayerAnchorPoint *pRet = new T1LayerAnchorPoint();
       if (pRet && pRet->init())
       {
           pRet->autorelease();
       }
       else
       {
           delete pRet;
           pRet = NULL;
       }
       return pRet;
  
   }
  
   //初始化层
   bool T1LayerAnchorPoint::init()
   {
       CCLayer::init();
  
       CCSize winSize = CCDirector::sharedDirector()->getWinSize();
       m_spr = CCSprite::create("anchor1.png");
       //设置锚点
       m_spr->setAnchorPoint(ccp(0.5, 0.5));
       //设置放大大小
       m_spr->setScale(5.0f);
       m_spr->setPosition(ccp(winSize.width / , winSize.height / ));
       addChild(m_spr);
       //设置定时器,每隔0.1秒调用一次mySchedule函数 TILayerAnchorPoint是一个宏定义,见下
       schedule(schedule_se　　lector(T1LayerAnchorPoint::mySchedule), 0.1);
  
       return true;
   }
  
   CCScene *T1LayerAnchorPoint::scene()
   {
       CCScene *scene = CCScene::create();
       T1LayerAnchorPoint *layer = T1LayerAnchorPoint::create();
       scene->addChild(layer);
       return scene;
   }
  
   void T1LayerAnchorPoint::draw(cocos2d::Renderer *renderer, const cocos2d::Mat4& transform, uint32_t flags)
   {
       CCSize winSize = CCDirector::sharedDirector()->getWinSize();
       ccDrawColor4B(, , , );
  
       ccDrawLine(ccp(, winSize.height / ), ccp(winSize.width, winSize.height / ));
       ccDrawLine(ccp(winSize.width / , ), ccp(winSize.width / , winSize.height));
   }
  
   void T1LayerAnchorPoint::mySchedule(float dt)
   {
       static float ro = ;
       ro += 1;//每隔0.1秒度数加1
       m_spr->setRotation(ro);
   }

详解schedule_selector宏定义