【Cocos2d-x游戏引擎开发笔记】进度条CCProgressTimer

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CCSize size = CCDirector::sharedDirector()->getWinSize();CCSprite* ptSprite = CCSprite::create("player_seekbar_done.png");CC_BREAK_IF(!ptSprite);CCProgressTimer  *progressTimer  = CCProgressTimer ::create(ptSprite);CC_BREAK_IF(!progressTimer);// 设置成横向的progressTimer->setType(kCCProgressTimerTypeBar);//可以看作是按矩形显示效果的进度条类型progressTimer->setMidpoint(ccp(0,0)); //  用来设定进度条横向前进的方向从左向右或是从右向左progressTimer->setBarChangeRate(ccp(1,0));progressTimer->setPercentage(0);progressTimer->setPosition(ccp(size.width/2, size.height/2));this->addChild(progressTimer, 0, 200);// 使用定时器更新进度条的进度this->schedule(schedule_selector(SplashScene::updateProgress),0.1f);

void SplashScene::updateProgress(float dt) {// 根据Tag得到CCProgressTimerCCProgressTimer * progressTimer = (CCProgressTimer *)this->getChildByTag(200);  // 设置当前百分比progressTimer->setPercentage(progressTimer->getPercentage() + delta * 2);  if (progressTimer->getPercentage() == 100) {goToMain();}  }