cocos2d-x cpp-test学习

01.

这一回主要搭建大致的框架，写程序的过程中错误不断，磕磕碰碰才写到现在，可见自己的能力是多么的差，所以要多写程序。

多思考代码的逻辑，

这一章主要谢了一个测试ActionManager,

其中有CallFunc和CallFuncN有什么区别？

CC_CALLBACK_0

CC_CALLBACK_1

和其它几个有什么区别？

回答这两个问题，写到这里进行下一章学习。

#ifndef ACTIONMANAGERLAYER_H#define ACTIONMANAGERLAYER_H#include "cocos2d.h"USING_NS_CC;static const char s_pathGrossini[] = "Images/grossini.png";enum {    kTagNode,    kTagGrossini,    kTagSequence};class ActionManagerLayer : public Layer {public:    ActionManagerLayer();    virtual ~ActionManagerLayer();    CREATE_FUNC(ActionManagerLayer);    virtual bool init();    static Scene *createScene();private:    void removeThis();};#endif // ACTIONMANAGERLAYER_H

#include "ActionManagerLayer.h"ActionManagerLayer::ActionManagerLayer(){}ActionManagerLayer::~ActionManagerLayer(){}bool ActionManagerLayer::init(){    if (!Layer::init()) return false;    auto _screenSize = Director::getInstance()->getWinSize();    auto sprite = Sprite::create(s_pathGrossini);    sprite->setPosition(Vec2(_screenSize.width/2, _screenSize.height/2));    addChild(sprite, 1, kTagGrossini);    // Sum of all action's duration is 1.5 second.    //    sprite->runAction(RotateBy::create(1.5f, 90));    sprite->runAction(Sequence::create(DelayTime::create(1.4f),                                       FadeOut::create(1.1f), nullptr));    // After 1.5 second, self will be removed.    sprite->runAction(Sequence::create(DelayTime::create(1.4f),                                       CallFunc::create(CC_CALLBACK_0(ActionManagerLayer::removeThis, this)), nullptr));    return true;}cocos2d::Scene *ActionManagerLayer::createScene(){    Scene *scene = Scene::create();    Layer *layer = ActionManagerLayer::create();    scene->addChild(layer);    return scene;}void ActionManagerLayer::removeThis(){    auto sprite = getChildByTag(kTagGrossini);    sprite->removeChild(sprite, this);}

#include "HelloWorldScene.h"#include "SimpleAudioEngine.h"#include "ActionManagerLayer.h"USING_NS_CC;Scene* HelloWorld::createScene(){    // 'scene' is an autorelease object    auto scene = Scene::create();        // 'layer' is an autorelease object    auto layer = HelloWorld::create();    auto layerColor = LayerColor::create(Color4B(200, 0, 0, 100));    // add layer as a child to scene    scene->addChild(layer);    scene->addChild(layerColor);    // return the scene    return scene;}// on "init" you need to initialize your instancebool HelloWorld::init(){    //////////////////////////////    // 1. super init first    if ( !Layer::init() )    {        return false;    }        auto visibleSize = Director::getInstance()->getVisibleSize();    Vec2 origin = Director::getInstance()->getVisibleOrigin();    auto _screenSize = Director::getInstance()->getWinSize();    /////////////////////////////    // 2. add a menu item with "X" image, which is clicked to quit the program    //    you may modify it.    // add a "close" icon to exit the progress. it's an autorelease object    auto closeItem = MenuItemImage::create(                                           "CloseNormal.png",                                           "CloseSelected.png",                                           CC_CALLBACK_1(HelloWorld::menuCloseCallback, this));        closeItem->setPosition(Vec2(origin.x + visibleSize.width - closeItem->getContentSize().width/2 ,                                origin.y + closeItem->getContentSize().height/2));    // create menu, it's an autorelease object    auto menu = Menu::create(closeItem, NULL);    menu->setPosition(Vec2::ZERO);    this->addChild(menu, 1);    /////////////////////////////    // 3. add your codes below...    // add a label shows "Hello World"    // create and initialize a label    /*    auto label = Label::createWithTTF("Hello World", "fonts/Marker Felt.ttf", 24);        // position the label on the center of the screen    label->setPosition(Vec2(origin.x + visibleSize.width/2,                            origin.y + visibleSize.height - label->getContentSize().height));    // add the label as a child to this layer    this->addChild(label, 1);    // add "HelloWorld" splash screen"    auto sprite = Sprite::create("HelloWorld.png");    // position the sprite on the center of the screen    sprite->setPosition(Vec2(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));    // add the sprite as a child to this layer    this->addChild(sprite, 0);    */    /*    std::ostringstream osr;    Vector<MenuItem *>menuItems;    MenuItemFont  *(menuItem[64]);    for (int i = 0 ;i < 16; i++) {        for (int j = 0; j < 4; j++) {            osr << "menuItem_" << (i*4 + j);            menuItem[i*4+j] = MenuItemFont::create(osr.str());            menuItem[i*4+j]->setPosition(Vec2(_screenSize.width*(j+1)/4-140, _screenSize.height/16*(16-i)-20));            menuItems.pushBack(menuItem[i*4+j]);            osr.str("");        }    }    auto mainMenu = Menu::createWithArray(menuItems);    mainMenu->setPosition(Vec2::ZERO);    this->addChild(mainMenu);    auto director = Director::getInstance();    menuItem[0]->setString("ActionManager");    menuItem[0]->setCallback([&](Ref *sender) {       director->replaceScene(ActionManagerLayer::createScene());    });    */    auto menuItem1 = MenuItemFont::create("ActionManager");    menuItem1->setPosition(Vec2(_screenSize.width/4 - 140, _screenSize.height/16*15));    menuItem1->setCallback([&](Ref *sender) {        Director::getInstance()->replaceScene(ActionManagerLayer::createScene());    });    Vector<MenuItem *> menuItems;    menuItems.pushBack(menuItem1);    auto mainMenu = Menu::createWithArray(menuItems);    mainMenu->setPosition(Vec2::ZERO);    this->addChild(mainMenu);    return true;    return true;}void HelloWorld::menuCloseCallback(Ref* pSender){    //Close the cocos2d-x game scene and quit the application    Director::getInstance()->end();    #if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)    exit(0);#endif        /*To navigate back to native iOS screen(if present) without quitting the application  ,do not use Director::getInstance()->end() and exit(0) as given above,instead trigger a custom event created in RootViewController.mm as below*/        //EventCustom customEndEvent("game_scene_close_event");    //_eventDispatcher->dispatchEvent(&customEndEvent);        }

#ifndef __HELLOWORLD_SCENE_H__#define __HELLOWORLD_SCENE_H__#include "cocos2d.h"class HelloWorld : public cocos2d::Layer{public:    static cocos2d::Scene* createScene();    virtual bool init();        // a selector callback    void menuCloseCallback(cocos2d::Ref* pSender);        // implement the "static create()" method manually    CREATE_FUNC(HelloWorld);};#endif // __HELLOWORLD_SCENE_H__

#ifndef  _APP_DELEGATE_H_#define  _APP_DELEGATE_H_#include "cocos2d.h"/**@brief    The cocos2d Application.Private inheritance here hides part of interface from Director.*/class  AppDelegate : private cocos2d::Application{public:    AppDelegate();    virtual ~AppDelegate();    virtual void initGLContextAttrs();    /**    @brief    Implement Director and Scene init code here.    @return true    Initialize success, app continue.    @return false   Initialize failed, app terminate.    */    virtual bool applicationDidFinishLaunching();    /**    @brief  Called when the application moves to the background    @param  the pointer of the application    */    virtual void applicationDidEnterBackground();    /**    @brief  Called when the application reenters the foreground    @param  the pointer of the application    */    virtual void applicationWillEnterForeground();};#endif // _APP_DELEGATE_H_

#include "AppDelegate.h"#include "HelloWorldScene.h"#include "SimpleAudioEngine.h"USING_NS_CC;using namespace CocosDenshion;// static cocos2d::Size designResolutionSize = cocos2d::Size(480, 320);static cocos2d::Size designResolutionSize = cocos2d::Size(1280, 720);static cocos2d::Size smallResolutionSize = cocos2d::Size(480, 320);static cocos2d::Size mediumResolutionSize = cocos2d::Size(1024, 768);static cocos2d::Size largeResolutionSize = cocos2d::Size(2048, 1536);AppDelegate::AppDelegate(){}AppDelegate::~AppDelegate() {}// if you want a different context, modify the value of glContextAttrs// it will affect all platformsvoid AppDelegate::initGLContextAttrs(){    // set OpenGL context attributes: red,green,blue,alpha,depth,stencil    GLContextAttrs glContextAttrs = {8, 8, 8, 8, 24, 8};    GLView::setGLContextAttrs(glContextAttrs);}// if you want to use the package manager to install more packages,  // don't modify or remove this functionstatic int register_all_packages(){    return 0; //flag for packages manager}bool AppDelegate::applicationDidFinishLaunching() {    // initialize director    auto director = Director::getInstance();    auto glview = director->getOpenGLView();    if(!glview) {#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32) || (CC_TARGET_PLATFORM == CC_PLATFORM_MAC) || (CC_TARGET_PLATFORM == CC_PLATFORM_LINUX)        glview = GLViewImpl::createWithRect("cocosdemo", cocos2d::Rect(0, 0, designResolutionSize.width, designResolutionSize.height));#else        glview = GLViewImpl::create("cocosdemo");#endif        director->setOpenGLView(glview);    }    // turn on display FPS    director->setDisplayStats(false);    // set FPS. the default value is 1.0/60 if you don't call this    director->setAnimationInterval(1.0f / 30);    // Set the design resolution    glview->setDesignResolutionSize(designResolutionSize.width, designResolutionSize.height, ResolutionPolicy::EXACT_FIT);    /*    auto frameSize = glview->getFrameSize();    // if the frame's height is larger than the height of medium size.    if (frameSize.height > mediumResolutionSize.height)    {                director->setContentScaleFactor(MIN(largeResolutionSize.height/designResolutionSize.height, largeResolutionSize.width/designResolutionSize.width));    }    // if the frame's height is larger than the height of small size.    else if (frameSize.height > smallResolutionSize.height)    {                director->setContentScaleFactor(MIN(mediumResolutionSize.height/designResolutionSize.height, mediumResolutionSize.width/designResolutionSize.width));    }    // if the frame's height is smaller than the height of medium size.    else    {                director->setContentScaleFactor(MIN(smallResolutionSize.height/designResolutionSize.height, smallResolutionSize.width/designResolutionSize.width));    }    */    register_all_packages();    std::vector<std::string> searchPaths;    searchPaths.push_back("");    auto fileUtils = FileUtils::getInstance();    fileUtils->setSearchPaths(searchPaths);    // create a scene. it's an autorelease object    auto scene = HelloWorld::createScene();    // run    director->runWithScene(scene);    return true;}// This function will be called when the app is inactive. Note, when receiving a phone call it is invoked.void AppDelegate::applicationDidEnterBackground() {    Director::getInstance()->stopAnimation();    // if you use SimpleAudioEngine, it must be paused    // SimpleAudioEngine::getInstance()->pauseBackgroundMusic();}// this function will be called when the app is active againvoid AppDelegate::applicationWillEnterForeground() {    Director::getInstance()->startAnimation();    // if you use SimpleAudioEngine, it must resume here    // SimpleAudioEngine::getInstance()->resumeBackgroundMusic();}