适合显示时间的字体
? ??UILabel?*label = [[UILabel?alloc]?initWithFrame:CGRectMake(0,?50,?320,?300)];
? ? label.font?= [UIFont?fontWithName:@"DBLCDTempBlack"?size:128.0];
? ? label.backgroundColor?= [UIColor?colorWithRed:1?green:1?blue:1?alpha:0];
? ? label.text?=?@"10:32";
? ? label.textColor?= [UIColor?greenColor];
? ? [self.view?addSubview:label];