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两个动画效果

程序员文章站 2022-07-15 16:41:35
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// 心跳动画

+ (void)heartbeatView:(UIView *)view duration:(CGFloat)fDuration

{

    [[selfclass] heartbeatView:view duration:fDuration maxSize:1.4fdurationPerBeat:0.5f];

}

+ (void)heartbeatView:(UIView *)view duration:(CGFloat)fDuration maxSize:(CGFloat)fMaxSize durationPerBeat:(CGFloat)fDurationPerBeat

{

    if (view && (fDurationPerBeat > 0.1f))

    {

        CAKeyframeAnimation *animation = [CAKeyframeAnimationanimationWithKeyPath:@"transform"];

        

        CATransform3D scale1 = CATransform3DMakeScale(0.8, 0.8, 1);

        CATransform3D scale2 = CATransform3DMakeScale(fMaxSize, fMaxSize, 1);

        CATransform3D scale3 = CATransform3DMakeScale(fMaxSize - 0.3f, fMaxSize - 0.3f, 1);

        CATransform3D scale4 = CATransform3DMakeScale(1.0, 1.0, 1);

        

        NSArray *frameValues = [NSArray arrayWithObjects:

                                [NSValue valueWithCATransform3D:scale1],

                                [NSValue valueWithCATransform3D:scale2],

                                [NSValue valueWithCATransform3D:scale3],

                                [NSValue valueWithCATransform3D:scale4],

                                nil];

        

        [animation setValues:frameValues];

        

        NSArray *frameTimes = [NSArray arrayWithObjects:

                               [NSNumber numberWithFloat:0.05],

                               [NSNumber numberWithFloat:0.2],

                               [NSNumber numberWithFloat:0.6],

                               [NSNumber numberWithFloat:1.0],

                               nil];

        [animation setKeyTimes:frameTimes];

        

        animation.fillMode = kCAFillModeForwards;

        animation.duration = fDurationPerBeat;

        animation.repeatCount = fDuration/fDurationPerBeat;

        

        [view.layer addAnimation:animation forKey:@"heartbeatView"];

    }else{}

 

}

 

 

 

 

 

// 视图抖动动画

+ (void)shakeView:(UIView *)view duration:(CGFloat)fDuration

{

    if (view && (fDuration >= 0.1f))

    {

        CABasicAnimation* shake = [CABasicAnimationanimationWithKeyPath:@"transform.rotation.z"];

        //设置抖动幅度

        shake.fromValue = [NSNumber numberWithFloat:-0.3];

        shake.toValue = [NSNumber numberWithFloat:+0.3];

        shake.duration = 0.1f;

        shake.repeatCount = fDuration/4/0.1f;

        shake.autoreverses = YES;

        [view.layer addAnimation:shake forKey:@"shakeView"];

    }else{}

 

}