iOS开发-Tom猫

//

//  ViewController.m

//  20-tom猫

//

//  Created by hongqiangli on 2017/8/1.

//  Copyright © 李洪强. All rights reserved.

//

#import "ViewController.h"

@interface ViewController ()

- (IBAction)drink;

- (IBAction)knock;

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

@end

@implementation ViewController

- (void)viewDidLoad {

[super viewDidLoad];

}

- (void)didReceiveMemoryWarning {

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

- (IBAction)drink {

[self runAnimationWithCount:81 andName:@"drink"];

}

- (IBAction)knock {

[self runAnimationWithCount:81 andName:@"knockout"];

}

- (void)runAnimationWithCount:(int)count andName:(NSString *)name{

//判断动画是否执行

if(_tomImageView.isAnimating){

return;

}

//拿到图片

NSMutableArray *imageMarr = [NSMutableArray array];

for(int i = 0; i < count; i++){

NSString *imageName = [NSString stringWithFormat:@"%@_%02d.jpg",name,i];

NSString *imagePath = [[NSBundle mainBundle]pathForResource:imageName ofType:nil];

UIImage *image = [UIImage imageWithContentsOfFile:imagePath];

[imageMarr addObject:image];

}

//2.告诉imageView执行的时间

//    2.1动画执行的时间

//每播放一张图片的时间为0.05

CGFloat delat = 0.05;

_tomImageView.animationDuration = delat *imageMarr.count;

//2.3动画执行的次数

_tomImageView.animationRepeatCount = 1;

_tomImageView.animationImages = imageMarr;

//3 开启动画

[_tomImageView startAnimating];

//动画执行完毕后,清空图片对象animationImages

[self performSelector:@selector(clearCache) withObject:nil afterDelay:imageMarr.count *delat];

}

- (void)clearCache{

_tomImageView.animationImages =nil;

[_tomImageView setAnimationImages:nil];

}

@end