- (
id)initWithFrame:(CGRect)frame{ self = [super initWithFrame:frame];
if (self) { CGFloat col[] = {
1,
1,
1,
1};
//背景色. float offset = XXX_EdgeWidth;
//边宽 self.backgroundColor = XXX_EdgeColor;
//边框色.//圆角 self.layer.cornerRadius =
8.0f; self.layer.masksToBounds = YES;
//弄出一个圆角的边 CGRect frame2 = frame; frame2.origin.x = offset; frame2.origin.y = offset; frame2.size.width -= offset *
2; frame2.size.height -= offset *
2; CALayer *layer2 = [[CALayer alloc] init]; layer2.frame = frame2; CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB(); CGColorRelease(layer2.backgroundColor = CGColorCreate(colorSpace, col)); CGColorSpaceRelease(colorSpace); layer2.cornerRadius = self.layer.cornerRadius - offset; self.layer.masksToBounds = YES; [self.layer addSublayer:layer2]; [layer2 release]; }
return self;}
转载于:https://www.cnblogs.com/xiaouisme/archive/2012/02/28/2371305.html
相关资源：Android自定义ViewGroup实现带箭头的圆角矩形菜单
