自适应宽度和高度
2016-10-28 本文已影响0人
一点坚持心
/*===================返回字符串的自适应宽度width=======================*/
-(CGFloat)getWidthString:(NSString *)string systemFontSize:(CGFloat)fontSize
{
return [string boundingRectWithSize:CGSizeMake(CGFLOAT_MAX, fontSize) options:NSStringDrawingUsesLineFragmentOrigin attributes:@{NSFontAttributeName : [UIFont systemFontOfSize:fontSize]} context:NULL].size.width;
}
/*==================返回字符串的自适应高度height=====================*/
-(CGFloat)getHeightString:(NSString *)string systemFontSize:(CGFloat)fontSize width:(CGFloat) width
{
return [string boundingRectWithSize:CGSizeMake(width, CGFLOAT_MAX) options:NSStringDrawingUsesLineFragmentOrigin attributes:@{NSFontAttributeName : [UIFont systemFontOfSize:fontSize]} context:NULL].size.height;
}
