2 open-type-font.cc -- implement Open_type_font
4 source file of the GNU LilyPond music typesetter
6 (c) 2004--2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
9 #include "modified-font-metric.hh"
10 #include "open-type-font.hh"
12 LY_DEFINE (ly_font_sub_fonts, "ly:font-sub-fonts", 1, 0, 0,
14 "Given the font metric @var{font} of an OpenType font, return the "
15 "names of the subfonts within @var{font}.")
17 Font_metric *fm = unsmob_metrics (font);
18 SCM_ASSERT_TYPE (fm, font, SCM_ARG1, __FUNCTION__, "font-metric");
19 return fm->sub_fonts ();
22 LY_DEFINE (ly_otf_font_glyph_info, "ly:otf-font-glyph-info", 2, 0, 0,
23 (SCM font, SCM glyph),
24 "Given the font metric @var{font} of an OpenType font, return the "
25 "information about named glyph @var{glyph} (a string)")
27 Modified_font_metric *fm
28 = dynamic_cast<Modified_font_metric *> (unsmob_metrics (font));
29 Open_type_font *otf = dynamic_cast<Open_type_font *> (fm->original_font ());
30 SCM_ASSERT_TYPE (otf, font, SCM_ARG1, __FUNCTION__, "OTF font-metric");
31 SCM_ASSERT_TYPE (scm_is_string (glyph), glyph, SCM_ARG1,
32 __FUNCTION__, "string");
34 SCM sym = scm_string_to_symbol (glyph);
35 return scm_hashq_ref (otf->get_char_table (), sym, SCM_EOL);