-(void)cornerRadiusWithRoundingCorners:(UIRectCorner)rounded cornerRadii:(float)corner{
UIBezierPath *maskPath = [UIBezierPath bezierPathWithRoundedRect:self.bounds byRoundingCorners:rounded cornerRadii:CGSizeMake(corner, corner)];
CAShapeLayer*maskLayer = [[CAShapeLayeralloc]init];
maskLayer.frame=self.bounds;
maskLayer.path= maskPath.CGPath;
self.layer.mask= maskLayer;
}