16.小项目：汤姆猫 版本2.0

-------------  ViewController.m  -------------

#import "ViewController.h"

@interface ViewController ()

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

- (IBAction)drink;

- (IBAction)konckOut;

- (IBAction)footLeft;

@end

@implementation ViewController

- (IBAction)drink

{

    [self playAnimationWithImageName:@"drink" andImageCount:81];

}

- (IBAction)konckOut

{

    [self playAnimationWithImageName:@"knockout" andImageCount:81];

}

- (IBAction)footLeft

{

    [self playAnimationWithImageName:@"footLeft" andImageCount:30];

}

- (void) playAnimationWithImageName:(NSString *) imageName andImageCount:(NSInteger) count

{

    if(self.imageView.isAnimating)

    {

        return;

    }

    NSMutableArray *images = [NSMutableArray array];

    for (int i = 0; i < count; i++)

    {

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

        UIImage *image = [UIImage imageNamed:name];

        [images addObject:image];

    }

    self.imageView.animationImages = images;

    self.imageView.animationDuration = 0.05 * count;

    self.imageView.animationRepeatCount = 1;

    [self.imageView startAnimating];

}

@end