<strong><span style="font-family:FangSong_GB2312;">
//进度条背景
Sprite *progressbgSprite;
progressbgSprite = Sprite::create("bonusbar.png") ;
//progressbgSprite->setAnchorPoint(ccp(0,0));//修改定点对应点
progressbgSprite->setPosition(Vec2(size.width/2,size.height/3-140));
this->addChild(progressbgSprite,3);
progressbgSprite->setVisible(true);
//进度条正面
Sprite *progressSprite = Sprite::create("bonusbar_fill.png");
progress = ProgressTimer::create(progressSprite);
//创建进度条.
//progress->setAnchorPoint(ccp(0,0));
progress->setType(kCCProgressTimerTypeBar); //中间为从左向右的进度条，类型为水平
progress->setPosition(Vec2(size.width/2,size.height/3-140));
//进度动画运动方向
progress->setMidpoint(ccp(0,0));
//进度条宽高变化
progress->setBarChangeRate(ccp(1,0)); //设置进度条为从左向右随进度增长而显现
progress->setPercentage(100.0f);//值
this->addChild(progress,3);
progress->setVisible(true);
</span></strong>@H_403_0@
@H_403_0@进度条分为2个。一个是背景进度条，一个是会动的进度条。步骤如下： @H_403_0@①定义一个进度条的背景 @H_403_0@②将会动的进度条，通过背景进度条create @H_403_0@③将会动的背景进度条通过ProgressTimer来create @H_403_0@④设定进度条的运动方向setMidpoint(ccp(0,0)) //(0,1)是竖直方向 @H_403_0@⑤进度条的高的变化，设置它的百分比(setPercentage) @H_403_0@⑥完成进度条，配合Update函数来实现运动。
