摘要:
#import "ViewController.h"@interface ViewController ()@property (nonatomic,strong) CALayer *hourLayer;@property (nonatomic,strong) CALayer *minLayer;@... 阅读全文
摘要:
//显隐 CABasicAnimation *capacityAnimation = [CABasicAnimation animationWithKeyPath:@"opacity"]; capacityAnimation.fromValue = @1; capacityAnimation.t... 阅读全文