一个动画效果

by 伍雪颖

#define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width)

@interfaceViewController ()
@end
@implementation ViewController

- (void)viewDidLoad {
    [superviewDidLoad];
    UIView *view = [[UIViewalloc]initWithFrame:CGRectMake(100,100,100,100)];
    view.backgroundColor = [UIColorredColor];
    [self.viewaddSubview:view];
   
    view.transform =CGAffineTransformMakeTranslation(SCREEN_WIDTH,0);
    [UIViewanimateWithDuration:0.5delay:0usingSpringWithDamping:0.7initialSpringVelocity:0options:0animations:^{
        view.transform =CGAffineTransformIdentity;
    } completion:NULL];

}