Function mupdf_sys::fz_measure_string

pub unsafe extern "C" fn fz_measure_string(
    ctx: *mut fz_context, 
    user_font: *mut fz_font, 
    trm: fz_matrix, 
    s: *const c_char, 
    wmode: c_int, 
    bidi_level: c_int, 
    markup_dir: fz_bidi_direction, 
    language: fz_text_language
) -> fz_matrix

Measure the advance width of a UTF8 string should it be added to a text object.

This uses the same layout algorithms as fz_show_string, and can be used to calculate text alignment adjustments.