- T1LayerAnchorPoint.h
1 #pragma once 2 #include "cocos2d.h" 3 USING_NS_CC; 4 5 class T1LayerAnchorPoint:public CCLayer 6 { 7 public: 8 //create->init 9 static T1LayerAnchorPoint*create(); 10 bool init(); 11 static CCScene *scene(); 12 13 //画线 14 virtual void draw(cocos2d::Renderer *renderer, const cocos2d::Mat4& transform, uint32_t flags); 15 //定时器函数 16 void mySchedule(float dt); 17 18 CCSprite *m_spr; 19 };
- T1LayerAnchorPoint.cpp
1 #include "T1LayerAnchorPoint.h" 2 3 //创建层 4 T1LayerAnchorPoint*T1LayerAnchorPoint::create() 5 { 6 T1LayerAnchorPoint *pRet = new T1LayerAnchorPoint(); 7 if (pRet && pRet->init()) 8 { 9 pRet->autorelease(); 10 } 11 else 12 { 13 delete pRet; 14 pRet = NULL; 15 } 16 return pRet; 17 18 } 19 20 //初始化层 21 bool T1LayerAnchorPoint::init() 22 { 23 CCLayer::init(); 24 25 CCSize winSize = CCDirector::sharedDirector()->getWinSize(); 26 m_spr = CCSprite::create("anchor1.png"); 27 //设置锚点 28 m_spr->setAnchorPoint(ccp(0.5, 0.5)); 29 //设置放大大小 30 m_spr->setScale(5.0f); 31 m_spr->setPosition(ccp(winSize.width / 2, winSize.height / 2)); 32 addChild(m_spr); 33 //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 34 schedule(schedule_se lector(T1LayerAnchorPoint::mySchedule), 0.1); 35 36 return true; 37 } 38 39 CCScene *T1LayerAnchorPoint::scene() 40 { 41 CCScene *scene = CCScene::create(); 42 T1LayerAnchorPoint *layer = T1LayerAnchorPoint::create(); 43 scene->addChild(layer); 44 return scene; 45 } 46 47 void T1LayerAnchorPoint::draw(cocos2d::Renderer *renderer, const cocos2d::Mat4& transform, uint32_t flags) 48 { 49 CCSize winSize = CCDirector::sharedDirector()->getWinSize(); 50 ccDrawColor4B(255, 0, 0, 255); 51 52 ccDrawLine(ccp(0, winSize.height / 2), ccp(winSize.width, winSize.height / 2)); 53 ccDrawLine(ccp(winSize.width / 2, 0), ccp(winSize.width / 2, winSize.height)); 54 } 55 56 void T1LayerAnchorPoint::mySchedule(float dt) 57 { 58 static float ro = 0; 59 ro += 1;//每隔0.1秒度数加1 60 m_spr->setRotation(ro); 61 }
详解schedule_selector宏定义
