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  • Animations

    一、+ (void)beginAnimations:(NSString *)animationID context:(void *)context;   开始一个动画
    [UIView beginAnimations:@"go" context:nil]; 
    4.0以后推荐使用+ (void)animateWithDuration:(NSTimeInterval)duration animations:(void (^)(void))animations completion:(void (^)(BOOL finished))completion;


    二、+ (void)commitAnimations; 结束动画, 类似数据库的事务处理    
    [UIVew commitAnimations]; 
                                               
    三、+ (void)setAnimationDelegate:(id)delegate;         设置动画委托  
     [UIView setAnimationDelegate:self];
                   
    四、+ (void)setAnimationWillStartSelector:(SEL)selector;  //当动画执行开始时,执行selector方法
    [UIView setAnimationWillStartSelector:@selector(demo:)];


    五、+ (void)setAnimationDidStopSelector:(SEL)selector; //当动画执行结束时,执行selector方法
    [UIView setAnimationWillStartSelector:@selector(demo:)]; 
             
    六、+ (void)setAnimationDuration:(NSTimeInterval)duration;  //设置动画时间, 时间参数为double类型
    [UIView  setAnimationDuration:10.00];

    七、+ (void)setAnimationDelay:(NSTimeInterval)delay;       //设置动画延迟时间,单位秒
     [UIView setAnimationDelay:10.00];

    八、+ (void)setAnimationStartDate:(NSDate *)startDate;    设置在动画块内部动画属性改变的开始时间
    NSTimeInterval secondsPerDay = 24*60*60;
    NSDate *tomorrow = [NSDate dateWithTimeIntervalSinceNow:secondsPerDay];
    [UIView setAnimationStartDate:tomorrow];


    九、+ (void)setAnimationCurve:(UIViewAnimationCurve)curve;      设置动画的旋转曲度变化
    [UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
    值定义在UIViewAnimationCurve结构体中。
    typedef NS_ENUM(NSInteger, UIViewAnimationCurve) { //动画曲线
        UIViewAnimationCurveEaseInOut,         // slow at beginning and end 缓慢开始,中间加速,然后减速到结束
        UIViewAnimationCurveEaseIn,            // slow at beginning  缓慢开始,加速到结束
        UIViewAnimationCurveEaseOut,           // slow at end  加速开始,加速到结束
        UIViewAnimationCurveLinear  //正常速度
    };


    十、+ (void)setAnimationRepeatCount:(float)repeatCount;设置动画在动画模块中的重复次数           
    [UIView setAnimationRepeatCount:3.00];


    十一、+ (void)setAnimationRepeatAutoreverses:(BOOL)repeatAutoreverses;   设置动画块中的动画效果是否自动重复播放
    [UIView setAnimationRepeatAutoreverses:NO];


    十二、+ (void)setAnimationBeginsFromCurrentState:(BOOL)fromCurrentState;  设置动画是否从当前状态开始播放。
    [UIView setAnimationBeginsFromCurrentState:NO];


    十三、+ (void)setAnimationTransition:(UIViewAnimationTransition)transition forView:(UIView *)view cache:(BOOL)cache;   //在动画块设置过渡效果
    [UIView setAnimationTransition: UIViewAnimationTransitionFlipFromLeft forView:insertDemoOne cache:NO]; 

    transition
    把一个过渡效果应用到视图中。值定义在UIViewAnimationTransition结构体中。
    typedef NS_ENUM(NSInteger, UIViewAnimationTransition) {
        UIViewAnimationTransitionNone, 没有过渡
        UIViewAnimationTransitionFlipFromLeft,  翻转视图从左到右
        UIViewAnimationTransitionFlipFromRight, 翻转视图从右到左
        UIViewAnimationTransitionCurlUp, 从上卷动
        UIViewAnimationTransitionCurlDown, 从下卷动
    };
    view
    需要过渡的视图对象。

    cache
    如果是YES,那么在开始和结束图片视图渲染一次并在动画中创建帧;否则,视图将会在每一帧都渲染。例如缓存,你不需要在视图转变中不停的更新,你只需要等到转换完成再去更新视图。

    1、开始一个动画块。
    2、在容器视图中设置转换。
    3、在容器视图中移除子视图。
    4、在容器视图中添加子视图。
    5、结束动画块。


    十四、+ (void)setAnimationsEnabled:(BOOL)enabled;   设置是否开启动画,默认YES,开启
    [UIView setAnimationsEnabled:YES];

    十五、+ (BOOL)areAnimationsEnabled; 验证动画是否开启,YES:开启 NO:关闭
    BOOL demoBool;
    demoBool = [UIView areAnimationsEnabled];
     
    + (void)animateWithDuration:(NSTimeInterval)duration delay:(NSTimeInterval)delay options:(UIViewAnimationOptions)options animations:(void (^)(void))animations completion:(void (^)(BOOL finished))completion NS_AVAILABLE_IOS(4_0); 动画效果处理块,多参数
    (NSTimeInterval)duration 
    动画时间

    (NSTimeInterval)delay
    延迟时间
    (UIViewAnimationOptions)options 动画参数
    typedef NS_OPTIONS(NSUInteger, UIViewAnimationOptions) {
        UIViewAnimationOptionLayoutSubviews            = 1 <<  0,
        UIViewAnimationOptionAllowUserInteraction      = 1 <<  1, // turn on user interaction while animating
        UIViewAnimationOptionBeginFromCurrentState     = 1 <<  2, // start all views from current value, not initial value
        UIViewAnimationOptionRepeat                    = 1 <<  3, // repeat animation indefinitely
        UIViewAnimationOptionAutoreverse               = 1 <<  4, // if repeat, run animation back and forth
        UIViewAnimationOptionOverrideInheritedDuration = 1 <<  5, // ignore nested duration
        UIViewAnimationOptionOverrideInheritedCurve    = 1 <<  6, // ignore nested curve
        UIViewAnimationOptionAllowAnimatedContent      = 1 <<  7, // animate contents (applies to transitions only)
        UIViewAnimationOptionShowHideTransitionViews   = 1 <<  8, // flip to/from hidden state instead of adding/removing

        UIViewAnimationOptionCurveEaseInOut            = 0 << 16, // default
        UIViewAnimationOptionCurveEaseIn               = 1 << 16,
        UIViewAnimationOptionCurveEaseOut              = 2 << 16,
        UIViewAnimationOptionCurveLinear               = 3 << 16,

        UIViewAnimationOptionTransitionNone            = 0 << 20, // default
        UIViewAnimationOptionTransitionFlipFromLeft    = 1 << 20,
        UIViewAnimationOptionTransitionFlipFromRight   = 2 << 20,
        UIViewAnimationOptionTransitionCurlUp          = 3 << 20,
        UIViewAnimationOptionTransitionCurlDown        = 4 << 20,
        UIViewAnimationOptionTransitionCrossDissolve   = 5 << 20,
        UIViewAnimationOptionTransitionFlipFromTop     = 6 << 20,
        UIViewAnimationOptionTransitionFlipFromBottom  = 7 << 20,
    } NS_ENUM_AVAILABLE_IOS(4_0);


    (void))animations 
    动画效果块
    可以设置属性如下:
    frame
    bounds
    center
    transform
    alpha
    backgroundColor
    contentStretch


    completion:(void (^)(BOOL finished))completion
    动画结束块

    [UIView animateWithDuration: 2.00 delay:3.00 options:UIViewAnimationOptionAllowAnimatedContent
                         animations:^{
                                 insertDemoTwo.alpha = 0.1;
                                 insertDemoOne.alpha = 1.0;
                                                }
                         completion:^(BOOL finished) {
                             [UIView animateWithDuration:3.00
                                              animations:^{
                                                  insertDemoTwo.center = CGPointMake(500.0, 470.0);
                                                  insertDemoOne.center = CGPointMake(140.0, 100.0);
                                              }
                              ];


                         }

         ];

    + (void)animateWithDuration:(NSTimeInterval)duration animations:(void (^)(void))animations completion:(void (^)(BOOL finished))completion NS_AVAILABLE_IOS(4_0); // delay = 0.0, options = 0   动画效果处理块(无延迟,无参数)
    [UIView animateWithDuration:3.00
                         animations:^{
                             insertDemoOne.alpha = 1.0;
                             insertDemoTwo.alpha = 0.1;
                         }
                         completion:^(BOOL finished) {
                             insertDemoTwo.center = CGPointMake(500.0, 470.0);
                             insertDemoOne.center = CGPointMake(140.0, 100.0);                    
     }
         ];

    + (void)animateWithDuration:(NSTimeInterval)duration animations:(void (^)(void))animations NS_AVAILABLE_IOS(4_0); // delay = 0.0, options = 0, completion = NULL 动画效果处理块(简单版)
    [UIView animateWithDuration:5.00 animations:^{
            insertDemoTwo.alpha = 0.1;
            insertDemoOne.alpha = 1.0;
        }];


    + (void)transitionWithView:(UIView *)view duration:(NSTimeInterval)duration options:(UIViewAnimationOptions)options animations:(void (^)(void))animations completion:(void (^)(BOOL finished))completion NS_AVAILABLE_IOS(4_0); 过渡动画效果块

     [UIView transitionWithView:insertDemoOne duration: 1.0 options:UIViewAnimationOptionTransitionFlipFromLeft
                                             animations:^{
                                                 [insertDemoTwo removeFromSuperview];
                                                 [insertDemoOne addSubview:insertDemoTwo];
                                             }
                                             completion:^(BOOL finished) {
                                                 insertDemoOne.backgroundColor = [UIColor brownColor];
                                             }];

    + (void)transitionFromView:(UIView *)fromView toView:(UIView *)toView duration:(NSTimeInterval)duration options:(UIViewAnimationOptions)options completion:(void (^)(BOOL finished))completion NS_AVAILABLE_IOS(4_0); // toView added to fromView.superview, fromView removed from its superview 视图之间切换的过渡动画效果块
     
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  • 原文地址:https://www.cnblogs.com/liuxiaokun/p/5544857.html
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