cocos2d-x贪食蛇游戏-沈大海cocos2d-x

#include "HelloWorldScene.h" using namespace cocos2d; CCScene* HelloWorld::scene() { CCScene * scene = NULL; do { // 'scene' is an autorelease object scene = CCScene::create(); CC_BREAK_IF(! scene); // 'layer' is an autorelease object HelloWorld *layer = HelloWorld::create(); CC_BREAK_IF(! layer); // add layer as a child to scene scene->addChild(layer); } while (0); // return the scene return scene; } // on "init" you need to initialize your instance bool HelloWorld::init() { bool bRet = false; do { ////////////////////////////////////////////////////////////////////////// // super init first ////////////////////////////////////////////////////////////////////////// CC_BREAK_IF(! CCLayer::init()); ////////////////////////////////////////////////////////////////////////// // add your codes below... ////////////////////////////////////////////////////////////////////////// // 1. Add a menu item with "X" image, which is clicked to quit the program. ///添加3项菜单 进入游戏 游戏帮助 退出游戏 CCLabelTTF * labelstart=CCLabelTTF::create("startGame","宋体",24); CCLabelTTF * labelhelp=CCLabelTTF::create("GameHelp","宋体",24); CCLabelTTF * labelexit=CCLabelTTF::create("exitGame","宋体",24); //定义菜单条目 CCMenuItemLabel *mi01=CCMenuItemLabel::create(labelstart,this, menu_selector(HelloWorld::menuCloseCallback)); mi01->setTag(1); mi01->setPosition(ccp(100,200)); CCMenuItemLabel *mi02=CCMenuItemLabel::create(labelhelp,this, menu_selector(HelloWorld::menuCloseCallback)); mi02->setTag(2); mi02->setPosition(ccp(100,150)); CCMenuItemLabel *mi03=CCMenuItemLabel::create(labelexit,this, menu_selector(HelloWorld::menuCloseCallback)); mi03->setTag(3); mi03->setPosition(ccp(100,50)); // Create a "close" menu item with close icon, it's an auto release object. CCMenuItemImage *pCloseItem = CCMenuItemImage::create( "CloseNormal.png", "CloseSelected.png", this, menu_selector(HelloWorld::menuCloseCallback)); CC_BREAK_IF(! pCloseItem); pCloseItem->setTag(4); // Place the menu item bottom-right conner. pCloseItem->setPosition(ccp(CCDirector::sharedDirector()->getWinSize().width - 20, 20)); // Create a menu with the "close" menu item, it's an auto release object. CCMenu* pMenu = CCMenu::create(mi01,mi02,mi03,pCloseItem, NULL); pMenu->setPosition(CCPointZero); CC_BREAK_IF(! pMenu); // Add the menu to HelloWorld layer as a child layer. this->addChild(pMenu, 1); // 2. Add a label shows "Hello World". // Create a label and initialize with string "Hello World". CCLabelTTF* pLabel = CCLabelTTF::create("Hello World", "Arial", 24); CC_BREAK_IF(! pLabel); // Get window size and place the label upper. CCSize size = CCDirector::sharedDirector()->getWinSize(); pLabel->setPosition(ccp(size.width / 2, size.height - 50)); // Add the label to HelloWorld layer as a child layer. this->addChild(pLabel, 1); // 3. Add add a splash screen, show the cocos2d splash image. CCSprite* pSprite = CCSprite::create("HelloWorld.png"); CC_BREAK_IF(! pSprite); // Place the sprite on the center of the screen pSprite->setPosition(ccp(size.width/2, size.height/2)); // Add the sprite to HelloWorld layer as a child layer. this->addChild(pSprite, 0); bRet = true; } while (0); return bRet; } void HelloWorld::menuCloseCallback(CCObject* pSender) { switch(((CCNode*)pSender)->getTag()) {case 1:// 进入游戏 CCLog("go to game"); CCDirector::sharedDirector()->replaceScene(GameLayer::scene()); break; case 2://进入帮助 CCLog("go to help"); CCDirector::sharedDirector()->replaceScene(GameHelp::scene()); break; case 3: case 4: CCDirector::sharedDirector()->end(); }; } bool GameHelp::init(){ if(!CCLayer::init()) {return false;} CCLabelTTF * labhelp=CCLabelTTF::create("please click screen to game","宋体",15); labhelp->setPosition(ccp(0,280)); this->addChild(labhelp); CCLabelTTF * labback=CCLabelTTF::create("MainMenu","宋体",15); CCMenuItemLabel * miback=CCMenuItemLabel::create(labback,this, menu_selector(GameHelp::menuBackToMain)); miback->setPosition(ccp(0,0)); CCMenu * pm=CCMenu::create(miback,NULL); this->addChild(pm); return true; } cocos2d::CCScene * GameHelp::scene(){ CCScene * scene=CCScene::create(); CCLayer * hl=GameHelp::create(); scene->addChild(hl); return scene; }//获取帮助画面 void GameHelp::menuBackToMain(CCObject *pSender)//返回主菜单 { CCDirector::sharedDirector()->replaceScene(HelloWorld::scene()); } bool GameLayer::init(){ if(!CCLayer::init()) {return false;} CCLabelTTF * labhelp=CCLabelTTF::create("this is game","宋体",15); labhelp->setPosition(ccp(0,340)); this->addChild(labhelp); CCLabelTTF * labback=CCLabelTTF::create("MainMenu","宋体",15); CCMenuItemLabel * miback=CCMenuItemLabel::create(labback,this, menu_selector(GameLayer::menuBackToMain)); miback->setPosition(ccp(360,200)); //CCMenu * pm=CCMenu::create(miback,NULL); //pm->setPosition(ccp(0,0)); //this->addChild(pm); ///// chead=::CCTextureCache::sharedTextureCache()->addImage("head.png"); ///接受触摸事件 this->setTouchEnabled(true); //this->setAccelerometerEnabled(true); //this->setKeypadEnabled(true); //初始化蛇头坐标和食物的坐标 sHead=new SnakeNode(); sHead->row=rand()%10; sHead->col=rand()%10; //初始化食物的坐标 sFood=new SnakeNode(); sFood->row=rand()%10; sFood->col=rand()%10; //初始化蛇的身体 this->allBody=cocos2d::CCArray::create(); this->allBody->retain(); //执行定时任务 this->schedule(schedule_selector(GameLayer::logic01),0.5); return true; } cocos2d::CCScene * GameLayer::scene(){ CCScene * scene=CCScene::create(); CCLayer * hl=GameLayer::create(); scene->addChild(hl); return scene; }//获取帮助画面 void GameLayer::menuBackToMain(CCObject *pSender)//返回主菜单 { CCDirector::sharedDirector()->replaceScene( HelloWorld::scene()); } void HelloWorld::onEnter(){ CCLayer::onEnter(); CCLog("HelloWorld onEnter"); } void HelloWorld::onExit(){ CCLog("HelloWorld onExit"); } void GameHelp::onEnter(){ CCLayer::onEnter(); CCLog("GameHelp onEnter"); } void GameHelp::onExit(){ CCLog("GameHelp onExit"); } void GameLayer::onEnter(){ CCLayer::onEnter(); CCLog("GameLayer onEnter"); } void GameLayer::onExit(){ CCLog("GameLayer onExit"); } void GameLayer::draw(){ ///绘制形状 ::glLineWidth(2);//设定画线的宽度 for(int i=0;i<11;i++) { ::ccDrawLine(ccp(0,i*32),ccp(320,i*32));//绘制11条横线 ::ccDrawLine(ccp(i*32,0),ccp(i*32,320));//绘制11条竖线 } // RGBA //::ccDrawColor4B(ccc4(255,0,0,255));//设定画线的颜色 //绘制蛇头 ::ccDrawSolidRect(ccp(sHead->col*32+2,sHead->row*32+2),ccp(sHead->col*32+32,sHead->row*32+32),ccc4FFromccc3B(ccc3(255,0,0))); //绘制食物 ::ccDrawSolidRect(ccp(sFood->col*32+2,sFood->row*32+2),ccp(sFood->col*32+32,sFood->row*32+32),ccc4FFromccc3B(ccc3(0,0,255))); //绘制身体 for(int i=0;i<allBody->count();i++) {SnakeNode * node=(SnakeNode *)allBody->objectAtIndex(i); ::ccDrawSolidRect(ccp(node->col*32+2,node->row*32+2), ccp(node->col*32+32,node->row*32+32),ccc4FFromccc3B(ccc3(0,0,255))); } CCRect r(340,0,57,57); chead->drawInRect(r); CCLayer::draw(); } void GameLayer::registerWithTouchDispatcher() { CCDirector::sharedDirector()->getTouchDispatcher()->addTargetedDelegate(this,1,true); } bool GameLayer::ccTouchBegan(cocos2d::CCTouch *pTouch, cocos2d::CCEvent *pEvent){ //CCLayer::ccTouchBegan(pTouch,pEvent); CCPoint p=pTouch->getLocation(); int nowrow;//当前用户触摸的行 nowrow=((int)p.y)/32; int nowcol;////当前用户触摸的列 nowcol=((int)p.x)/32; if(::abs(nowrow-sHead