animation
常用的动画效果
+(CABasicAnimation *)opacityForever_Animation:(float)time //永久闪烁的动画
{
CABasicAnimation *animation=[CABasicAnimation animationWithKeyPath:@"opacity"];
animation.fromValue=[NSNumber numberWithFloat:1.0];
animation.toValue=[NSNumber numberWithFloat:0.0];
animation.autoreverses=YES;
animation.duration=time;
animation.repeatCount=FLT_MAX;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
return animation;
}
+(CABasicAnimation *)opacityTimes_Animation:(float)repeatTimes durTimes:(float)time; //有闪烁次数的动画
{
CABasicAnimation *animation=[CABasicAnimation animationWithKeyPath:@"opacity"];
animation.fromValue=[NSNumber numberWithFloat:1.0];
animation.toValue=[NSNumber numberWithFloat:0.4];
animation.repeatCount=repeatTimes;
animation.duration=time;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
animation.timingFunction=[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];
animation.autoreverses=YES;
return animation;
}
+(CABasicAnimation *)moveX:(float)time X:(NSNumber *)x //横向移动
{
CABasicAnimation *animation=[CABasicAnimation animationWithKeyPath:@"transform.translation.x"];
animation.toValue=x;
animation.duration=time;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
return animation;
}
+(CABasicAnimation *)moveY:(float)time Y:(NSNumber *)y //纵向移动
{
CABasicAnimation *animation=[CABasicAnimation animationWithKeyPath:@"transform.translation.y"];
animation.toValue=y;
animation.duration=time;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
return animation;
}
+(CABasicAnimation *)scale:(NSNumber *)Multiple orgin:(NSNumber *)orginMultiple durTimes:(float)time Rep:(float)repeatTimes //缩放
{
CABasicAnimation *animation=[CABasicAnimation animationWithKeyPath:@"transform.scale"];
animation.fromValue=orginMultiple;
animation.toValue=Multiple;
animation.duration=time;
animation.autoreverses=YES;
animation.repeatCount=repeatTimes;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
return animation;
}
+(CAAnimationGroup *)groupAnimation:(NSArray *)animationAry durTimes:(float)time Rep:(float)repeatTimes //组合动画
{
CAAnimationGroup *animation=[CAAnimationGroup animation];
animation.animations=animationAry;
animation.duration=time;
animation.repeatCount=repeatTimes;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
return animation;
}
+(CAKeyframeAnimation *)keyframeAniamtion:(CGMutablePathRef)path durTimes:(float)time Rep:(float)repeatTimes //路径动画
{
CAKeyframeAnimation *animation=[CAKeyframeAnimation animationWithKeyPath:@"position"];
animation.path=path;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
animation.timingFunction=[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];
animation.autoreverses=NO;
animation.duration=time;
animation.repeatCount=repeatTimes;
return animation;
}
+(CABasicAnimation *)movepoint:(CGPoint )point //点移动
{
CABasicAnimation *animation=[CABasicAnimation animationWithKeyPath:@"transform.translation"];
animation.toValue=[NSValue valueWithCGPoint:point];
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
return animation;
}
+(CABasicAnimation *)rotation:(float)dur degree:(float)degree direction:(int)direction repeatCount:(int)repeatCount //旋转
{
CATransform3D rotationTransform = CATransform3DMakeRotation(degree, 0, 0,direction);
CABasicAnimation* animation;
animation = [CABasicAnimation animationWithKeyPath:@"transform"];
animation.toValue= [NSValue valueWithCATransform3D:rotationTransform];
animation.duration= dur;
animation.autoreverses= NO;
animation.cumulative= YES;
animation.removedOnCompletion=NO;
animation.fillMode=kCAFillModeForwards;
animation.repeatCount= repeatCount;
animation.delegate= self;
return animation;
}
实现view放大再缩小的效果
- (void)viewDidLoad {
[super viewDidLoad];
layer=[CALayer layer];
layer.frame=CGRectMake(50, 200, 50, 50);
layer.backgroundColor=[UIColor orangeColor].CGColor;
layer.cornerRadius=8.0f;
CABasicAnimation *animation=[CABasicAnimation animationWithKeyPath:@"transform.translation.y"];
animation.duration=4.0f;
animation.autoreverses=NO;
animation.repeatCount=1;
animation.toValue=[NSNumber numberWithInt:-10];
animation.fromValue=[NSNumber numberWithInt:200];
animation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
CABasicAnimation *animationZoomIn=[CABasicAnimation animationWithKeyPath:@"transform.scale"];
animationZoomIn.duration=2.0f;
animationZoomIn.autoreverses=NO;
animationZoomIn.repeatCount=1;
animationZoomIn.toValue=[NSNumber numberWithFloat:1.56];
animationZoomIn.timingFunction=[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];
CABasicAnimation *animationZoomOut=[CABasicAnimation animationWithKeyPath:@"transform.scale"];
animationZoomOut.beginTime=2.0f;
animationZoomOut.duration=2.0f;
animationZoomOut.autoreverses=NO;
animationZoomOut.repeatCount=1;
animationZoomOut.toValue=[NSNumber numberWithFloat:.01];
animationZoomOut.timingFunction=[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseOut];
CAAnimationGroup *group=[CAAnimationGroup animation];
group.duration=4.0f;
group.animations=[NSArray arrayWithObjects: animation, animationZoomIn, animationZoomOut,nil];
group.removedOnCompletion=NO;
group.fillMode=kCAFillModeForwards;
[layer addAnimation:group forKey:nil];
[self.view.layer addSublayer:layer];
//layer.hidden=YES;
}