CABasicAnimation 基本动画学习

本文提供了几种使用Core Animation实现热门APP菜单效果的方法,包括永久闪烁、有次数限制的闪烁、移动、缩放、组合动画、路径动画、点移动及旋转等效果。

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转自:http://blog.youkuaiyun.com/yanxiaoqing/article/details/7384339


几个可以用来实现热门APP应用PATH中menu效果的几个方法

+(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, 00,direction);

    CABasicAnimation* animation;

    animation = [CABasicAnimation animationWithKeyPath:@"transform"];

 

animation.toValue= [NSValue valueWithCATransform3D:rotationTransform];

    animation.duration= dur;

animation.autoreversesNO;

    animation.cumulativeYES;

    animation.removedOnCompletion=NO;

    animation.fillMode=kCAFillModeForwards;

    animation.repeatCount= repeatCount; 

animation.delegateself;

 

return animation;

}


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