unsigned int string_width(const char *text);

}
unsigned int FTFont::string_width(const char *text)
{
    unsigned int base_width = std::max(-m_min_offset, 0);
    unsigned int max_width = 0;
    unsigned int width = 0; 
    unsigned int adjust = 0;
    for (const char *itr = text; *itr; itr++)
    {
        if (*itr == '\n')
        {
            max_width = std::max(width + adjust, max_width);
            width = base_width;
            adjust = 0;
        }
        else
        {
            width += m_glyphs[*itr].advance;
            adjust = std::max(0, m_glyphs[*itr].width - m_glyphs[*itr].advance);
        }
    }

    max_width = std::max(width + adjust, max_width);
    return max_width;

    int wx = max_cols * char_width();

    int wx = string_width(text);