// 方法一 用法1 Value方式 //创建动画对象 CAKeyframeAnimation *animation = [CAKeyframeAnimation animationWithKeyPath:@"position"]; //设置value NSValue *value1=[NSValue valueWithCGPoint:CGPointMake(100, 100)]; NSValue *value2=[NSValue valueWithCGPoint:CGPointMake(200, 100)]; NSValue *value3=[NSValue valueWithCGPoint:CGPointMake(100, 200)]; NSValue *value4=[NSValue valueWithCGPoint:CGPointMake(200, 200)]; NSValue *value5=[NSValue valueWithCGPoint:CGPointMake(100, 300)]; NSValue *value6=[NSValue valueWithCGPoint:CGPointMake(200, 300)]; animation.values=@[value1,value2,value3,value4,value5,value6]; //重复次数 默认为1 // animation.repeatCount=MAXFLOAT; //设置是否原路返回默认为不 // animation.autoreverses = YES; //设置移动速度,越小越快 animation.duration = 4.0f; animation.removedOnCompletion = NO; animation.fillMode = kCAFillModeForwards; animation.timingFunction=[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut]; animation.delegate=self; //给这个view加上动画效果 [redView.layer addAnimation:animation forKey:nil];
OC动画:CAKeyframeAnimation
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