label 的字体样式 行间距

NSDictionary *dic = [NSDictionary dictionaryWithObjectsAndKeys:[UIColor blackColor],UITextAttributeTextColor,[UIFont fontWithName:@"AppleGothic"size:14],UITextAttributeFont ,nil];
NSDictionary *dict = [NSDictionary dictionaryWithObjectsAndKeys:[UIColor blackColor],NSForegroundColorAttributeName, nil];
//设置各种状态的字体和颜色
[self.segmentedControl setTitleTextAttributes:dic forState:UIControlStateNormal];

//倍数
CGFloat textWidth = (UIScreenWidth - SetHeight(20));
NSMutableAttributedString *attStr = [[NSMutableAttributedString alloc]initWithString:H5str];
NSMutableParagraphStyle *style = [[NSMutableParagraphStyle alloc]init];
[style setLineSpacing:4.0f];
NSInteger leng = textWidth;
if (attStr.length < textWidth) {
leng = attStr.length;
}
[attStr addAttribute:NSParagraphStyleAttributeName value:style range:NSMakeRange(0, leng)];