#ifndef __HELLOWORLD_SCENE_H__ #define __HELLOWORLD_SCENE_H__  #include "cocos2d.h" using namespace cocos2d; class HelloWorld : public cocos2d::CCLayer { public:     // Method 'init' in cocos2d-x returns bool, instead of 'id' in cocos2d-iphone (an object pointer)     virtual bool init();      // there's no 'id' in cpp, so we recommend to return the class instance pointer     static cocos2d::CCScene* scene();          // a selector callback     //void menuCloseCallback(CCObject* pSender);      // preprocessor macro for "static create()" constructor ( node() deprecated )     CREATE_FUNC(HelloWorld);          ~HelloWorld();          //计分     int count;     CCLabelBMFont * scoreLabel;          //玩家自己的精灵     CCSprite*player;     //位置     CCPoint playerVelocity;     //蜘蛛精灵     CCArray *spiders;     //时间间隔     float spiderMoveDuration;     //蜘蛛移动的数量     int numSpidersMoved;          //初始化蜘蛛     void initSpiders();     //重新布局蜘蛛精灵     void resetSpiders();     //蜘蛛更新     void spidersUpdate(CCTime delta);     //蜘蛛移动     void runSpiderMoveSequence(CCSprite * spider);     //往下移动     void spiderBelowSceen(void * sender);          //碰撞检测     void update(float delta);          //触摸控制主角精灵     virtual bool ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent);     virtual void ccTouchMoved(CCTouch *pTouch, CCEvent *pEvent);     virtual void ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent);               //触摸注册     void registerWithTouchDispatcher();          //showGameOver     void showGameOver(const char *str);          //重新开始     void resetGame();     //开始按钮     void menuCloseCallback(CCObject* pSender);     //返回上一级选择菜单     void returnView();      bool flag = true;     void pauseOrStart(); };  #endif // __HELLOWORLD_SCENE_H__

3.HelloWorldScene.cpp:

#include "HelloWorldScene.h" //音乐的类 #include "SimpleAudioEngine.h" #include "Loading.h" using namespace cocos2d; using namespace CocosDenshion;  CCScene* HelloWorld::scene() {     // 'scene' is an autorelease object     CCScene *scene = CCScene::create();          // 'layer' is an autorelease object     HelloWorld *layer = HelloWorld::create();      // add layer as a child to scene     scene->addChild(layer);      // return the scene     return scene; }  // on "init" you need to initialize your instance bool HelloWorld::init() {     // 1. super init first     if ( !CCLayer::init() )     {         return false;     }               CCSize screenSize = CCDirector::sharedDirector()->getWinSize();          CCSprite *background = CCSprite::create("bg.png");     background->setPosition(ccp(screenSize.width/2, screenSize.height/2));     this->addChild(background);          count =0;     //字体文理贴图     scoreLabel = CCLabelBMFont::create("0", "testBMFont.fnt");     scoreLabel->setPosition(ccp(screenSize.width * 0.5,screenSize.height * 0.5));     this->addChild(scoreLabel);     //放大两倍     //scoreLabel->getChildByTag(0)->setScale(2.0);          //背景音效     SimpleAudioEngine::sharedEngine()->playBackgroundMusic("blues.mp3", true);          //打开加速计     this->setAccelerometerEnabled(true);     this->setTouchEnabled(true);     //获取自身的精灵     player = CCSprite::create("alien.png");     this->addChild(player, 0,1);          float imageHeight = player->getTexture()->getContentSize().height;     //将玩家精灵添加到屏幕的下方正中间     player->setPosition(CCPointMake(screenSize.width/2, imageHeight/2));          //调用加载蜘蛛精灵的方法     this->initSpiders();     //this->scheduleUpdate();     return true; }  //初始化蜘蛛 void HelloWorld::initSpiders() {     CCSize size = CCDirector::sharedDirector()->getWinSize();     CCSprite *tempSpider = CCSprite::create("spider.png");     //获取蜘蛛贴图的宽度     float imageWidth = tempSpider->getContentSize().width;     //计算一行能显示几个蜘蛛     int numSpiders = size.width / imageWidth;          spiders = new CCArray();     //设置一个断言     CCAssert(spiders -> init(), "spiders array is already initialized!"); //    spiders = CCArray::createWithCapacity(numSpiders); //数组重复初始化了          for (int i = 0 ; i < numSpiders; i++)     {         CCSprite *spider = CCSprite::create("spider.png");         this->addChild(spider, 0, 2);         spiders->addObject(spider);     }     //暂停按钮     CCMenuItemImage *pPauseItem = CCMenuItemImage::create(                                                           "CloseNormal.png",                                                           "CloseSelected.png",                                                           this,                                                           menu_selector(HelloWorld::pauseOrStart));     pPauseItem->setPosition( ccp(CCDirector::sharedDirector()->getWinSize().width - 20, 20) );      CCMenu* pMenu = CCMenu::create(pPauseItem, NULL);     pMenu->setPosition( CCPointZero );     //    pMenu->alignItemsHorizontally();     this->addChild(pMenu, 1,105);     //写一个方法，将蜘蛛移动到其他位置,不然默认的创建的几个蜘蛛精灵就是创建在原点上     this->resetSpiders();     this->scheduleUpdate(); }  //重新布局蜘蛛代码 void HelloWorld::resetSpiders() {     //分数清0     count = 0;          //获取屏幕尺寸     CCSize size = CCDirector::sharedDirector()->getWinSize();     //获取蜘蛛尺寸     CCSprite *tempSpider = (CCSprite *)spiders->lastObject();     CCSize imageSize = tempSpider->getContentSize();          int numSpiders = spiders->count();          for (int i=0; i<numSpiders; i++) {         CCSprite *spider = (CCSprite *)spiders->objectAtIndex(i);         spider->setPosition(CCPointMake(imageSize.width * i + imageSize.width *0.5f,size.height + imageSize.height));         //将所有的蜘蛛的动作都停止         spider->stopAllActions();     }          this->unschedule(schedule_selector(HelloWorld::spidersUpdate));     this->schedule(schedule_selector(HelloWorld::spidersUpdate), 0.6f);     //this->schedule(schedule_selector(HelloWorld::spidersUpdate), 0.6f);     numSpidersMoved = 0;     spiderMoveDuration = 3.0f; //从上到下多长时间运行结束     //this->scheduleUpdate(); }  //更新蜘蛛 void HelloWorld::spidersUpdate(cocos2d::CCTime delta) {     for (int i=0; i < spiders->count(); i++)     {         int randomSpiderIndex = CCRANDOM_0_1()*spiders->count();         CCSprite * spider = (CCSprite *)spiders->objectAtIndex(randomSpiderIndex);                  //注意：这个方法表示当前对象是否有动作正在执行         if (spider->numberOfRunningActions() == 0)         {             if (i > 0)             {                 CCLog("Dropping a Spider after %d retries.",i);             }             this->runSpiderMoveSequence(spider);                          break;         }     } } //蜘蛛移动 void HelloWorld::runSpiderMoveSequence(cocos2d::CCSprite *spider) {     numSpidersMoved++;     //控制难度     if (numSpidersMoved %8 == 0 && spiderMoveDuration > 2.0f) {         spiderMoveDuration -= 0.1f;     }     CCPoint belowScreenPosition = CCPointMake(spider->getPosition().x, -(spider->getTexture()->getContentSize().height));     CCMoveTo *move = CCMoveTo::create(spiderMoveDuration, belowScreenPosition);     CCCallFuncN *call = CCCallFuncN::create(this,callfuncN_selector(HelloWorld::spiderBelowSceen));     CCSequence *sequence = CCSequence::create(move,call,NULL);     spider->runAction(sequence);      } //作为回调方法,当蜘蛛运动到屏幕下方的时候，从新返回到顶部 void HelloWorld::spiderBelowSceen(void *sender) {     //断言     //CCAssert(dynamic_cast<CCSprite *>(this->getChildByTag(3))!=NULL, "非法类型");     CCSprite * spider = (CCSprite*)sender;          CCPoint pos = spider->getPosition();     CCSize size = CCDirector::sharedDirector()->getWinSize();     pos.y = size.height+spider->getTexture()->getContentSize().height;     spider->setPosition(pos); }   HelloWorld::~HelloWorld() {     spiders->release();     CCLog("资源已经回收"); }    //参数是固定的是每隔一桢间隔的时间的意思，也就是update函数每针都会调用 void HelloWorld::update(float delta) {          float playerImageSize = player->getContentSize().width;     CCSprite *sp = (CCSprite *)spiders->lastObject();     float spiderImageSize = sp->getContentSize().width;          float playerCollisionRadius = playerImageSize * 0.4f;     float spiderCollisionRadius = spiderImageSize * 0.4f;          float maxCollisionDistance = playerCollisionRadius + spiderCollisionRadius;          int numSpiders = spiders->count();     //显示分数     scoreLabel->setString(CCString::createWithFormat("%d",count)->getCString());      for (int i = 0; i< numSpiders; i++)     {         CCSprite * spider = (CCSprite *)spiders->objectAtIndex(i);         if (spider->numberOfRunningActions()==0)         {             continue;         }         //ccpDistance计算两点之间的距离函数         float actualDistance = ccpDistance(player->getPosition(), spider->getPosition());         if (actualDistance< maxCollisionDistance) {             //主角精灵死亡音效             SimpleAudioEngine::sharedEngine()->playEffect("alien-sfx.caf");                          //重新加载             this->resetSpiders();             const char *str = "GameOver!";             this->showGameOver(str);             //CCDirector::sharedDirector()->stopAnimation();                          CCSprite *sprider;                  //让屏幕停止 除了GameOver字体             this->unschedule(schedule_selector(HelloWorld::spidersUpdate));             this->unscheduleUpdate();                          break;         }     }          count++; }  //单点触摸 bool HelloWorld:: ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent) {     return true; } //触摸移动 void HelloWorld:: ccTouchMoved(CCTouch *pTouch, CCEvent *pEvent) {     player->setPosition(pTouch->getLocation()); }   void HelloWorld:: ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent) {     //this->resetGame();     //CCDirector::sharedDirector()->startAnimation(); } //触摸注册事件 void HelloWorld:: registerWithTouchDispatcher() {     CCDirector::sharedDirector()->getTouchDispatcher()->addTargetedDelegate(this, 0, true); }  //显示游戏结束 void HelloWorld::showGameOver(const char *str) {     //清除暂停按钮     this->removeChildByTag(105, true);          CCSize screenSize = CCDirector::sharedDirector()->getWinSize();     CCLabelTTF * gameOver = CCLabelTTF::create(str, "Marker Felt", 60);     gameOver->setPosition(ccp(screenSize.width / 2, screenSize.height / 3));     this->addChild(gameOver,100,100); 	     // game over label runs 3 different actions at the same time to create the combined effect 	// 1) 颜色渐变     CCTintTo * tint1 = CCTintTo::create(2, 255, 0, 0);     CCTintTo * tint2 = CCTintTo::create(2, 255, 255, 0);     CCTintTo * tint3 = CCTintTo::create(2, 0, 255, 255);     CCTintTo * tint4 = CCTintTo::create(2, 0, 0, 255);     CCTintTo * tint5 = CCTintTo::create(2, 255, 0, 255);     CCTintTo * tint6 = CCTintTo::create(2, 0, 255, 0);  	CCSequence* tintSequence = CCSequence::create(tint1,tint2,tint3,tint4,tint5,tint6,NULL); 	CCRepeatForever* repeatTint = CCRepeatForever::create(tintSequence); 	gameOver->runAction(repeatTint); 	 	// 2) 缓缓旋转 	CCRotateTo* rotate1 = CCRotateTo::create(2, 3);     CCEaseBounceInOut*bounce1 = CCEaseBounceInOut::create(rotate1);     CCRotateTo* rotate2 = CCRotateTo::create(2, -3);     CCEaseBounceInOut*bounce2 = CCEaseBounceInOut::create(rotate2);     CCSequence* rotateSequence = CCSequence::create(bounce1,bounce2,NULL);     CCRepeatForever* repeateBounce = CCRepeatForever::create(rotateSequence);     gameOver->runAction(repeateBounce);      	// 3) jumping     CCJumpBy* jump = CCJumpBy::create(3, CCPointZero, screenSize.height/3, 1);     CCRepeatForever* repeatJump = CCRepeatForever::create(jump);     gameOver->runAction(repeatJump);               //提醒继续游戏     CCLabelTTF*touchLabel = CCLabelTTF::create("请按下面按钮(继续挑战/返回上级)", "Arial", 20 );     touchLabel->setPosition(CCPointMake(screenSize.width/2,screenSize.height/2 + 180));     touchLabel->setColor(ccRED);     this->addChild(touchLabel,100,101);          CCMenuItemImage *pStartItem = CCMenuItemImage::create(                                                           "CloseNormal.png",                                                           "CloseSelected.png",                                                           this,                                                           menu_selector(HelloWorld::menuCloseCallback) );     pStartItem->setPosition( ccp(CCDirector::sharedDirector()->getWinSize().width/2 - 70, CCDirector::sharedDirector()->getWinSize().height / 2 +120) );      CCMenuItemImage *pReturnItem = CCMenuItemImage::create(                                                           "CloseNormal.png",                                                           "CloseSelected.png",                                                           this,                                                           menu_selector(HelloWorld::returnView) );     pReturnItem->setPosition( ccp(CCDirector::sharedDirector()->getWinSize().width/2 + 70, CCDirector::sharedDirector()->getWinSize().height / 2 + 120) );          // create menu, it's an autorelease object     CCMenu* pMenu = CCMenu::create(pStartItem,pReturnItem, NULL);     pMenu->setPosition( CCPointZero ); //    pMenu->alignItemsHorizontally();     this->addChild(pMenu, 1,102); }  //重新开始 void HelloWorld::menuCloseCallback(CCObject* pSender) {     //添加暂停按钮     CCMenuItemImage *pPauseItem = CCMenuItemImage::create(                                                           "CloseNormal.png",                                                           "CloseSelected.png",                                                           this,                                                           menu_selector(HelloWorld::pauseOrStart));     pPauseItem->setPosition( ccp(CCDirector::sharedDirector()->getWinSize().width - 20, 20) );          CCMenu* pMenu = CCMenu::create(pPauseItem, NULL);     pMenu->setPosition( CCPointZero );     //    pMenu->alignItemsHorizontally();     this->addChild(pMenu, 1,105);     this->HelloWorld::resetGame();     this->scheduleUpdate();     this->schedule(schedule_selector(HelloWorld::spidersUpdate),0.6f); }  void HelloWorld::resetGame() {     this->removeChildByTag(100, true);     this->removeChildByTag(101, true);     this->removeChildByTag(102, true);     //重新开始排列蜘蛛精灵     this->resetSpiders(); //    this->scheduleUpdate(); } //返回上级 void HelloWorld::returnView() {     CCTransitionFade * secondScene = CCTransitionFade::create(0.5f, Loading::scene(), ccBLACK);     CCDirector::sharedDirector()->replaceScene(secondScene); }  //暂停或者开始 void HelloWorld::pauseOrStart() {     if (flag) {         CCDirector::sharedDirector()->stopAnimation();         flag = false;     }     else     {         CCDirector::sharedDirector()->startAnimation();         flag = true;     } } 

4.导航页面的设计

// //  Loading.h //  GameDemo // //  Created by 丁小未 on 13-9-6. // //  #ifndef __GameDemo__Loading__ #define __GameDemo__Loading__  #include <iostream> #include "cocos2d.h" using namespace cocos2d; class Loading : public cocos2d::CCLayer { public:     virtual bool init();     static cocos2d::CCScene* scene();          virtual bool ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent);          //void makeTransition();     void convertView();          virtual void registerWithTouchDispatcher(void);          virtual void onEnter();     virtual void onExit();     //游戏介绍     void gameIntroduce();     //游戏设置     void gameSetting();     //游戏开始     void gameBegging();     CREATE_FUNC(Loading); }; #endif /* defined(__GameDemo__Loading__) */

#include "Loading.h" #include "SimpleAudioEngine.h" #include "HelloWorldScene.h" using namespace cocos2d; using namespace CocosDenshion;  CCScene* Loading::scene() {     CCScene *scene = CCScene::create();          Loading *layer = Loading::create();          scene->addChild(layer);          return scene; } bool Loading::init() {     if ( !CCLayer::init() )     {         return false;     }          this->setTouchEnabled(true);          return true; }  void Loading::gameIntroduce() {     CCLog("introduce"); } void Loading::gameSetting() {     CCLog("gamesetting"); } void Loading::gameBegging() {     this->Loading::convertView(); }  void Loading::onEnter() {     CCLayer::onEnter();          CCSize size = CCDirector::sharedDirector()->getWinSize();          CCSprite *background = CCSprite::create("bg.png");     background->setPosition(ccp(size.width/2, size.height/2));     this->addChild(background);          CCLabelTTF *label = CCLabelTTF::create("躲避蜘蛛游戏", "Marker Felt", 48);     label->setPosition(ccp(size.width/2, size.height - 100));     label->setColor(ccGREEN);     this->addChild(label);          CCMenuItemImage * button = CCMenuItemImage::create("play.png", "play.png", this, menu_selector(Loading::gameBegging));     button->setPosition(size.width/2,size.height/2-80);          CCLabelTTF *labell = CCLabelTTF::create("游戏概况", "Marker Felt", 34);     CCMenuItemLabel *mlabel = CCMenuItemLabel::create(labell,this,menu_selector(Loading::gameIntroduce));     mlabel->setPosition(CCPointMake(size.width/2, size.height/2 + 75));     mlabel->setColor(ccBLUE);          CCLabelTTF *labell1 = CCLabelTTF::create("游戏设置", "Marker Felt", 34);     CCMenuItemLabel *mlabel1 = CCMenuItemLabel::create(labell1,this,menu_selector(Loading::gameSetting));     mlabel1->setPosition(CCPointMake(size.width/2, size.height/2 + 15));     mlabel1->setColor(ccBLUE);               CCMenu *menu = CCMenu::create(button,mlabel,mlabel1,NULL);     menu->setPosition(CCPointZero);     this->addChild(menu); }  void  Loading::onExit() {     CCLayer::onExit();     CCLog("结束"); }  void Loading::registerWithTouchDispatcher() {     CCDirector::sharedDirector()->getTouchDispatcher()->addTargetedDelegate(this, 0, true); }  bool Loading::ccTouchBegan(cocos2d::CCTouch *pTouch, cocos2d::CCEvent *pEvent) {     CCPoint point = pTouch->getLocation();     CCLog("%f,%f",point.x,point.y);     return true; }  void Loading::convertView() {     CCTransitionFade * secondScene = CCTransitionFade::create(0.5f, HelloWorld::scene(), ccBLACK);     CCDirector::sharedDirector()->replaceScene(secondScene); }