动画效果一风火轮加载效果/动态图展示

Posted 2020-07-08

 

#import "ViewController.h"

@interface ViewController ()

// 可视化编程拖出的UIImageView属性

@property (weak, nonatomic) IBOutlet UIImageView *imageView;

// 定义数组存放图片组

@property (nonatomic,strong)NSMutableArray *imagesArr;

// 定义活动指示器(风火轮)属性

@property (nonatomic,strong)UIActivityIndicatorView *activity;

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    self.imagesArr = [NSMutableArray array];

    [self setImageAnimation];

    [self setActivityAnition];

}

- (void)setImageAnimation{

    self.imageView.backgroundColor = [UIColor lightGrayColor];

    // 添加到数组

    for (int i = 1; i < 14; i++) {  

        UIImage *tempImage = [UIImage imageNamed:[NSString stringWithFormat:@"%d",i]];

        [self.imagesArr addObject:tempImage];

    }

    // 设置动画时长

    self.imageView.animationDuration = 5.0;

    // 设置动画数组

    self.imageView.animationImages = self.imagesArr;

    // 设置重复的次数(-1代表无限制)

    self.imageView.animationRepeatCount = -1;

}

- (void)setActivityAnition{   

    // 初始化风火轮

    self.activity = [[UIActivityIndicatorView alloc]initWithFrame:CGRectMake(50, 50, 100, 100)];

    // 设置样式

    self.activity.activityIndicatorViewStyle = UIActivityIndicatorViewStyleWhiteLarge;

   // 添加到要展示的视图上

    [self.imageView addSubview:self.activity]; 

}

 

// 开始按钮

- (IBAction)startAnimationAction:(UIButton *)sender {

    [self.imageView startAnimating];

}

// 停止按钮

- (IBAction)stopAnimationAction:(UIButton *)sender {

     [self.imageView stopAnimating];

}

// 开始

- (IBAction)start:(UIButton *)sender {

        [self.activity startAnimating];

}

// 结束

- (IBAction)stop:(UIButton *)sender {

         [self.activity stopAnimating];

}

- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

@end