ios 组合动画实现图片浏览，效果为图片放大并淡出

//声明变量

@property (strong, nonatomic) IBOutlet UIImageView *viewToAnimate;//由storyboard引出

@property (strong, nonatomic) NSMutableArray * array;

@property (assign, nonatomic) NSInteger currentNum;

- (void)viewDidLoad

{

    [superviewDidLoad];

//添加图片资源

    _array = [[NSMutableArrayalloc]initWithObjects:@"flower1.jpg",@"flower2.jpg",@"flower3.jpg",@"flower4.jpg",@"flower5.jpg",nil];

    [self.viewToAnimatesetImage:[UIImage