iOS 拉伸图片

iOS 拉伸图片方法

/** *  拉伸中间 */+ (UIImage *)resizedImageWithName:(NSString *)name{    UIImage *image = [self imageWithNamed:name];    return [image stretchableImageWithLeftCapWidth:image.size.width * 0.5 topCapHeight:image.size.height * 0.5];}/** *  按照某一位置拉伸 */+ (UIImage *)resizedImageWithName:(UIImage *)image left:(CGFloat)left top:(CGFloat)top{//    UIImage *image = [self imageWithNamed:name];    return [image stretchableImageWithLeftCapWidth:image.size.width * left topCapHeight:image.size.height * top];}