_Vi = [[UIView alloc]initWithFrame:CGRectMake(100, 200, 200, 200)];
//定义数组,存放所有图片对象
NSArray *images=[NSArray arrayWithObjects:[UIImage imageNamed:@"image003.jpg"],[UIImage imageNamed:@"image004.jpg"], nil];
// //定义结构体,方块大小
// CGRect frame=CGRectMake(100, 100, 200, 200);
//初始化图像视图对象,大小是frame
_imageView = [[UIImageView alloc] initWithFrame:_Vi.bounds];
//imageView的动画图片是数组images
_imageView.animationImages = images;
//按照原始比例缩放图片,保持纵横比
_imageView.contentMode = UIViewContentModeScaleAspectFit;
//切换动作的时间0.5秒,来控制图像显示的速度有多快,
_imageView.animationDuration = 0.5;
//动画的重复次数,想让它无限循环就赋成0
_imageView.animationRepeatCount = 0;
//开始动画
[_imageView startAnimating];
//添加控件
[_Vi addSubview:_imageView];
[self.view addSubview:_Vi];
转载于:https://my.oschina.net/u/2451177/blog/605878