摘要：
常用的动画效果+(CABasicAnimation*)opacityForever_Animation:(float)time ／／永久闪烁的动画{CABasicAnimation*animation=[CABasicAnimationanimationWithKeyPath:@"opacity"];animation.fromValue=[NSNumbernumberWithFloat:1.0];animation.toValue=[NSNumbernumberWithFloat:0.0];animation.autoreverses=YES;animation.dura 阅读全文
