UIImage的一些属性

1.图片的拉伸效果

http://www.cnblogs.com/heyonggang/archive/2013/12/19/3482733.html

 

 UIImage *together =[UIImage imageNamed:@"togetherGone"];

    together = [together resizableImageWithCapInsets:UIEdgeInsetsMake(0, 0, 0, 15)];

    self.togetherImageView.image = together;