1 1.
2 // 1.创建个图片对象
3 UIImage *image = [UIImage imageNamed:
@"buttongreen"];
4
5 // 2.根据图片创建一个可以拉伸的图片
6 image = [image resizableImageWithCapInsets:UIEdgeInsetsMake(
10,
10,
10,
10)];
7
8 [self.btn setBackgroundImage:image forState:UIControlStateNormal];
9
10 2.
11
12 // 1.创建个图片对象
13 UIImage *image = [UIImage imageNamed:
@"chat"];
14
15 // 2.获得可拉伸的区域
16 CGFloat imageW =
image.size.width;
17 CGFloat imageH =
image.size.height;
18 // 3.根据图片创建一个可以拉伸的图片
19 image = [image resizableImageWithCapInsets:UIEdgeInsetsMake(imageH *
0.5, imageW *
0.5, imageH *
0.5, imageW *
0.5) resizingMode:UIImageResizingModeTile];
20 [self.btn setBackgroundImage:image forState:UIControlStateNormal];
转载于:https://www.cnblogs.com/ljwiOS/p/5414901.html
