lol盒子重点内容

//AFN函数 — imageview载入网络图片而且获取图片,获取之后存储到手机

  [image setImageWithURLRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@",skin.bigImg]] ] placeholderImage:nil success:^(NSURLRequest *request, NSHTTPURLResponse *response, UIImage *image) {

        UIImageWriteToSavedPhotosAlbum(image, self, @selector(image:didFinishSavingWithError:contextInfo:), nil);

- (void)image:(UIImage *)image didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo
{
    if (error) {
        [self showToastWithText:@"不同意保存"];
    }else{
        [self showToastWithText:@"保存成功"];
    }

}

_player = [[AVAudioPlayer alloc] initWithContentsOfURL:[NSURL fileURLWithPath:file] error:nil];
//            NSLog(@"%@",[NSURL fileURLWithPath:file]);
//            [_player play];
//audioplayer第三方类库播放文件
            AudioPlayer *player = [AudioPlayer sharePlayer];

            [player playWithDataSourceType:DataSourceTypeLocal withURLString:file];

    //下载文件
            NSString *string = [NSString stringWithFormat:HERO_SOUND_DESC_URL,pathName,fileName];
            NSURL *url = [NSURL URLWithString:[string stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
            NSURLRequest *request = [NSURLRequest requestWithURL:url];
           
            AFHTTPRequestOperation *operation = [[AFHTTPRequestOperation alloc] initWithRequest:request];
            operation.inputStream = [NSInputStream inputStreamWithURL:url];
            operation.outputStream = [NSOutputStream outputStreamToFileAtPath:file append:NO];
            [operation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
                NSLog(@"下载成功");
                [_tableview reloadData];
            } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
                NSLog(@"下载失败");
            }];

            [operation start];

//在停止滑动的时候将scrollview的缩放变为1倍

-(void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView
{

    _pageIndex = scrollView.contentOffset.x/SCREEN_WIDTH;

   
    for (UIScrollView *scrollview in scrollView.subviews)
    {
        if ([scrollview isKindOfClass:[UIScrollView class]]) {

            [scrollview setZoomScale:1.0];

        }
    }
    HeroSkin *skin = [_heroskin objectAtIndex:_pageIndex];
    _namelabel.text = skin.name;
    _pricelabel.text = skin.price;
    _pagelabel.text = [NSString stringWithFormat:@"%ld of %lu",_pageIndex+1,(unsigned long)_heroskin.count];
    NSLog(@"%ld",(long)_pageIndex);

}

//图片摇动
-(void)ImageShake
{
    CABasicAnimation *basic = [CABasicAnimation animationWithKeyPath:@"transform.rotation.z"];
    basic.fromValue = [NSNumber numberWithFloat:-M_PI/16];
    basic.toValue = [NSNumber numberWithFloat:M_PI/16];
    basic.duration = 0.1;
    basic.repeatCount = 3;

    [imageview.layer addAnimation:basic forKey:@"animateLayer"];

//震动一次

    AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);

}

//检測motion
-(void)motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event
{
    if (motion == UIEventSubtypeMotionShake) {
        [self ImageShake];
        [player play];
    }

}

//计算string字符串的frame大小
-(CGSize)getStringRect:(NSString *)str
{
    if (str.length<1) {
        return CGSizeMake(0, 0);
    }
    CGSize size;
    NSAttributedString *string = [[NSAttributedString alloc]initWithString:str];
    //    NSDictionary *attribute= @{NSFontAttributeName:@12};
    size = [string boundingRectWithSize:CGSizeMake(280, 500) options:NSStringDrawingTruncatesLastVisibleLine |
            NSStringDrawingUsesLineFragmentOrigin |
            NSStringDrawingUsesFontLeading context:nil].size;
    return size;

}

-(CGFloat)caculateLabelHeightWith:(float)fontsize String:(NSString *)str
{
    UIFont *font = [UIFont systemFontOfSize:fontsize];
    CGSize size = CGSizeMake(300,700);
    CGSize descriptionSize = [str sizeWithFont:font constrainedToSize:size lineBreakMode:NSLineBreakByWordWrapping];
    return descriptionSize.height;

}