cocos 2 d-x素材によるプリロードを実現

#ifndef _TEXTURECACHE_TEST_H_



#define _TEXTURECACHE_TEST_H_



 



#include "cocos2d.h"



#include "../testBasic.h"



#include "platform/platform.h"



 



class TextureCacheTest : public CCLayer



{



public:



    TextureCacheTest();



    void addSprite();



    void loadingCallBack(cocos2d::CCObject *obj);



 



private:



    cocos2d::CCLabelTTF *m_pLabelLoading;



    cocos2d::CCLabelTTF *m_pLabelPercent;



    int m_nNumberOfSprites;



    int m_nNumberOfLoadedSprites;



};



 



class TextureCacheTestScene : public TestScene



{



public:



    virtual void runThisTest();



};



 



#endif // _TEXTURECACHE_TEST_H_



 

cpp 

 

// enable log



#define COCOS2D_DEBUG 1



 



#include "TextureCacheTest.h"



 



USING_NS_CC;



 



TextureCacheTest::TextureCacheTest()



: m_nNumberOfSprites(20)



, m_nNumberOfLoadedSprites(0)



{



    CCSize size = CCDirector::sharedDirector()->getWinSize();



 



    m_pLabelLoading = CCLabelTTF::create("loading...","Arial", 15);



    m_pLabelPercent = CCLabelTTF::create("%0", "Arial", 15);



 



    m_pLabelLoading->setPosition(ccp(size.width / 2, size.height / 2 - 20));



    m_pLabelPercent->setPosition(ccp(size.width / 2, size.height / 2 + 20));



 



    this->addChild(m_pLabelLoading);



    this->addChild(m_pLabelPercent);



 



    // load textrues



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/HelloWorld.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    //callfuncO_selector   



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_01.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_02.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_03.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_04.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_05.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_06.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_07.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_08.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_09.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_10.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_11.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_12.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_13.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/grossini_dance_14.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/background1.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/background2.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/background3.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



    CCTextureCache::sharedTextureCache()->addImageAsync("Images/blocks.png", this,callfuncO_selector(TextureCacheTest::loadingCallBack));



}



 



void TextureCacheTest::loadingCallBack(CCObject *obj)



{



    ++m_nNumberOfLoadedSprites;



    char tmp[10];



    sprintf(tmp,"%%%d", (int)(((float)m_nNumberOfLoadedSprites/ m_nNumberOfSprites) * 100));// 



    m_pLabelPercent->setString(tmp);



 



    if (m_nNumberOfLoadedSprites == m_nNumberOfSprites)



    {//   CCSprite



        this->removeChild(m_pLabelLoading, true);



        this->removeChild(m_pLabelPercent, true);



        addSprite();



    }



}



 



void TextureCacheTest::addSprite()



{



    CCSize size = CCDirector::sharedDirector()->getWinSize();



 



    // create sprites



 



    CCSprite *bg = CCSprite::create("Images/HelloWorld.png");



    bg->setPosition(ccp(size.width / 2, size.height / 2));



 



    CCSprite *s1 = CCSprite::create("Images/grossini.png");



    CCSprite *s2 =CCSprite::create("Images/grossini_dance_01.png");



    CCSprite *s3 =CCSprite::create("Images/grossini_dance_02.png");



    CCSprite *s4 =CCSprite::create("Images/grossini_dance_03.png");



    CCSprite *s5 =CCSprite::create("Images/grossini_dance_04.png");



    CCSprite *s6 =CCSprite::create("Images/grossini_dance_05.png");



    CCSprite *s7 =CCSprite::create("Images/grossini_dance_06.png");



    CCSprite *s8 =CCSprite::create("Images/grossini_dance_07.png");



    CCSprite *s9 =CCSprite::create("Images/grossini_dance_08.png");



    CCSprite *s10 =CCSprite::create("Images/grossini_dance_09.png");



    CCSprite *s11 =CCSprite::create("Images/grossini_dance_10.png");



    CCSprite *s12 =CCSprite::create("Images/grossini_dance_11.png");



    CCSprite *s13 =CCSprite::create("Images/grossini_dance_12.png");



    CCSprite *s14 =CCSprite::create("Images/grossini_dance_13.png");



    CCSprite *s15 =CCSprite::create("Images/grossini_dance_14.png");



 



    // just loading textures to slow down



    CCSprite::create("Images/background1.png");



    CCSprite::create("Images/background2.png");



    CCSprite::create("Images/background3.png");



    CCSprite::create("Images/blocks.png");



 



    s1->setPosition(ccp(50, 50));



    s2->setPosition(ccp(60, 50));



    s3->setPosition(ccp(70, 50));



    s4->setPosition(ccp(80, 50));



    s5->setPosition(ccp(90, 50));



    s6->setPosition(ccp(100, 50));



 



    s7->setPosition(ccp(50, 180));



    s8->setPosition(ccp(60, 180));



    s9->setPosition(ccp(70, 180));



    s10->setPosition(ccp(80, 180));



    s11->setPosition(ccp(90, 180));



    s12->setPosition(ccp(100, 180));



 



    s13->setPosition(ccp(50, 270));



    s14->setPosition(ccp(60, 270));



    s15->setPosition(ccp(70, 270));



 



    this->addChild(bg);



   



    this->addChild(s1);



    this->addChild(s2);



    this->addChild(s3);



    this->addChild(s4);



    this->addChild(s5);



    this->addChild(s6);



    this->addChild(s7);



    this->addChild(s8);



    this->addChild(s9);



    this->addChild(s10);



    this->addChild(s11);



    this->addChild(s12);



    this->addChild(s13);



    this->addChild(s14);



    this->addChild(s15);



}



 



 



void TextureCacheTestScene::runThisTest()



{



    CCLayer* pLayer = new TextureCacheTest();



    addChild(pLayer);



 



    CCDirector::sharedDirector()->replaceScene(this);



    pLayer->release();



}