//1.创建动画

    CABasicAnimation *anima=[CABasicAnimation animationWithKeyPath:@"bounds"];

    //1.1设置动画执行时间

    anima.duration=2.0;

    //1.2设置动画执行完毕后不删除动画

    anima.removedOnCompletion=YES;

    //1.3设置保存动画的最新状态

    //kCAFillModeForwards保存动画的最新状态  kCAFillModeBackwards保存最开始状态

    anima.fillMode=kCAFillModeForwards;

    //1.4修改属性，执行动画

    anima.toValue=[NSValue valueWithCGRect:CGRectMake(0, 0, 200, 200)];

    //2.添加动画到layer

    [redView.layer addAnimation:anima forKey:nil];

 //1.创建动画

    CABasicAnimation *anima=[CABasicAnimation animationWithKeyPath:@"transform"];

    //1.1设置动画执行时间

    anima.duration=2.0;

    //1.2修改属性，执行动画

    anima.toValue=[NSValue valueWithCATransform3D:CATransform3DMakeRotation(M_PI_2+M_PI_4, 1, 1, 0)];

    //1.3设置动画执行完毕后不删除动画

    anima.removedOnCompletion=NO;

    //1.4设置保存动画的最新状态

    anima.fillMode=kCAFillModeBackwards;

    anima.repeatCount = 1000;

    //2.添加动画到layer

    [redView.layer addAnimation:anima forKey:nil];

CABasicAnimation *anima=[CABasicAnimation animation];

    //1.1告诉系统要执行什么样的动画

    anima.keyPath=@"position";

    //设置通过动画，将layer从哪儿移动到哪儿

    anima.fromValue=[NSValue valueWithCGPoint:CGPointMake(0, 0)];

    anima.toValue=[NSValue valueWithCGPoint:CGPointMake(300, 300)];

    anima.duration = 1.0f;

    //1.2设置动画执行完毕之后不删除动画

    anima.removedOnCompletion=YES;

    //1.3设置保存动画的最新状态

    anima.fillMode=kCAFillModeForwards;

    //设置代理

    anima.delegate=self;

    //2.添加核心动画到layer

    [redView.layer addAnimation:anima forKey:nil];

CABasicAnimation* rotationAnimation;

    rotationAnimation = [CABasicAnimation animationWithKeyPath:@"transform.rotation.z"];

    rotationAnimation.toValue = [NSNumber numberWithFloat: M_PI * 2.0 ];

    rotationAnimation.duration = 1;

    rotationAnimation.cumulative = YES;

    rotationAnimation.repeatCount =  MAXFLOAT;

     [redView.layer addAnimation:rotationAnimation forKey:nil ];

 //透明动画

         CABasicAnimation *opacityAnim = [CABasicAnimation animationWithKeyPath:@"alpha"];

         opacityAnim.fromValue = [NSNumber numberWithFloat:1.0];

         opacityAnim.toValue = [NSNumber numberWithFloat:0.1];

         opacityAnim.removedOnCompletion = YES;

 //缩放动画

         CABasicAnimation *scaleAnim = [CABasicAnimation animationWithKeyPath:@"transform"];

         scaleAnim.fromValue = [NSValue valueWithCATransform3D:CATransform3DIdentity];

         scaleAnim.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeScale(0.5, 0.5, 0.1)];