【代碼筆記】字型抖動動畫,筆記抖動動畫

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【代碼筆記】字型抖動動畫,筆記抖動動畫

一,。

二,代碼。

ViewController.m

#import "ViewController.h"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view, typically from a nib.        UIButton *button=[UIButton buttonWithType:UIButtonTypeRoundedRect];    button.frame=CGRectMake(10, 100, 100, 200);    button.backgroundColor=[UIColor redColor];    [button setTitle:@"按鈕" forState:UIControlStateNormal];    [self.view addSubview:button];        //按鈕的動畫效果    [self buttonAnimation:button];        }//按鈕出現的時候有一個動畫效果- (void)buttonAnimation:(UIButton *)sender{    CAKeyframeAnimation *animation = [CAKeyframeAnimation animationWithKeyPath:@"transform"];        CATransform3D scale1 = CATransform3DMakeScale(0.5, 0.5, 1);    CATransform3D scale2 = CATransform3DMakeScale(1.2, 1.2, 1);    CATransform3D scale3 = CATransform3DMakeScale(0.9, 0.9, 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:0.0],                           [NSNumber numberWithFloat:0.5],                           [NSNumber numberWithFloat:0.9],                           [NSNumber numberWithFloat:1.0],                           nil];    [animation setKeyTimes:frameTimes];        animation.fillMode = kCAFillModeForwards;    animation.duration = 0.3f;        [sender.layer addAnimation:animation forKey:@"DSPopUpAnimation"];}

 

 

  

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