iOS自适应宽高

+(CGSize)getSizeOfLabel:(NSString *)labelText labelFont:(int)labelFont baseWidth:(CGFloat)baseWidth baseHeigh:(CGFloat)baseHeigh

{

　　CGSize labelSize = {0,0};

　　NSDictionary *attribute = @{NSFontAttributeName:labelFont};

　　labelSize = [labelText boundingRectWithSize:CGSizeMake(baseWidth,baseHeigh) options:NSStringDrawingTruncatesLastVisibleLine | NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading attributes:attribute context:nil].size;

　　return labelSize;

}