#import <QuatzCore/CAAnimation.h>  CATransition *myTransition=[CATransition animation];//创建CATransition  myTransition.duration=0.3;//持续时长0.3秒  myTransition.timingFunction=UIViewAnimationCurveEaseInOut;//计时函数，从头到尾的流畅度  myTransition.type=kCATransionPush;//动画类型  myTransition.subtype=kCATransitionFromLeft;//子类型  //要令一个转场生效，组要将动画添加到将要变为动画视图所附着的图层。例如在两个视图控制器之间进行转场，那就将动画添加到窗口的图层中：  [[self.view.superview layer]addAnimation:myTransition forKey:nil ];  //如果是将控制器内的子视图转场到另一个子视图，就将动画加入到视图控制器的图层。还有一种选择，用视图控制器内部的视图作为替代，将你的子视图作为主视图的子图层：   [ self.view.layer addAnimation:myTransition forKey:nil ];  [ self.view addSubView:newView ];  [oldView removeFromSuperview];  //如果你使用的是导航控制器，可以将动画加到导航控制器的视图图层中。  [ navigationController.view.layer addAnimation:myTransition forKey:nil  ]; 

#import "ViewController.h" @interface ViewController () @property (weak, nonatomic) IBOutlet UIImageView *imageV; @end @implementation ViewController // 注意： 转场动画使用注意点:转场代码必须和转场动画代码写在一起,否则无效 - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {     // 实现：图片浏览     /** 转场代码 */     static int index = 2;     NSString *imageName = [NSString stringWithFormat:@"%d",index];     _imageV.image = [UIImage imageNamed:imageName];     index++;     if (index == 4) {         index = 1;     }     /** 转场动画代码 */     // 创建转场动画对象     CATransition *anim = [CATransition animation];     // 设置转场类型     anim.type = @"pageCurl";     // 设置动画的方向     anim.subtype = kCATransitionFromLeft;     anim.duration = 3;     [_imageV.layer addAnimation:anim forKey:nil]; } @end

#import "ViewController.h" @interface ViewController () @property (weak, nonatomic)  UIImageView *iconView; @end @implementation ViewController - (void)viewDidLoad{     [super viewDidLoad];     UIImageView *iconView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"1"]];     [self.view addSubview:iconView];     iconView.center = self.view.center;     iconView.backgroundColor = [UIColor greenColor];     self.iconView = iconView;     // 设置为圆角图片     self.iconView.layer.cornerRadius = self.iconView.frame.size.width * 0.5;     self.iconView.clipsToBounds = YES; } - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {     // UIView自带的转场动画     [UIView transitionWithView:self.iconView duration:1.0 options:UIViewAnimationOptionTransitionFlipFromLeft animations:^{ /**  执行左翻转动画，*/         // 从左边翻转 ， 之前设置显示图片1，翻转后显示图2 -》图片1 左翻转到最后显示图片2         self.iconView.image = [UIImage imageNamed:@"2"];     } completion:^(BOOL finished) {         NSLog(@"completion");         /** 左翻转动画 结束后， 停 1 秒后，再执行 右翻转动画 */         dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{ // 停 1 秒后，再执行 右翻转动画             [UIView transitionWithView:self.iconView duration:1.0 options:UIViewAnimationOptionTransitionFlipFromRight animations:^{ // 然后，从右边翻转，翻转时显示图片1 -》图片2 右翻转最后显示图片1                 self.iconView.image = [UIImage imageNamed:@"1"];             } completion:nil];         });     }]; } @end

#import "ViewController.h" @interface ViewController () @property (weak, nonatomic) IBOutlet UIScrollView *scrollView; /**< imageView1  */ @property (nonatomic, strong) UIView *view1; /**< imageView2 */ @property (nonatomic, strong) UIView *view2; @end @implementation ViewController - (void)viewDidLoad{     [super viewDidLoad];     self.view.backgroundColor = [UIColor blackColor];     // 1. scrollView 添加 view2 子控件     UIView *view2 = [[UIView alloc] init];     view2.backgroundColor = [UIColor greenColor];     [self.scrollView addSubview:view2];     self.view2 = view2;     // 2. scrollView 添加 view1 子控件     UIView *view1 = [[UIView alloc] init];     view1.backgroundColor = [UIColor redColor];     [self.scrollView addSubview:view1];     self.view1 = view1;     // 3. frame     CGFloat scrollViewW = self.scrollView.frame.size.width;     CGFloat scrollViewH = self.scrollView.frame.size.height;     view1.frame = CGRectMake(0, 0, scrollViewW, scrollViewH);     view2.frame = CGRectMake(0, 0, scrollViewW, scrollViewH); // CGRectMake(scrollViewW, 0, scrollViewW, scrollViewH);     // 4. scrollView     self.scrollView.contentSize = CGSizeMake(scrollViewW, scrollViewH);     // 添加手势     UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapClick:)];     [self.scrollView addGestureRecognizer:tap]; } int i = 1; // 监听到点击scrollView，进行翻转动画 - (void)tapClick:(UITapGestureRecognizer *)tap{     if (i % 2 != 0) {         [UIView transitionFromView:self.view1 toView:self.view2 duration:1.0 options:UIViewAnimationOptionTransitionFlipFromTop completion:nil];     }else{         [UIView transitionFromView:self.view2 toView:self.view1 duration:1.0 options:UIViewAnimationOptionTransitionFlipFromBottom completion:nil];     }     i++; }