2 font-interface.cc -- implement Font_interface
4 source file of the GNU LilyPond music typesetter
6 (c) 2000--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 #include "all-font-metrics.hh"
10 #include "font-metric.hh"
11 #include "font-interface.hh"
13 #include "output-def.hh"
17 /* todo: split up this func, reuse in text_item? */
19 Font_interface::get_default_font (Grob *me)
21 Font_metric *fm = unsmob_metrics (me->get_property ("font"));
24 SCM chain = music_font_alist_chain (me);
26 fm = select_font (me->get_paper (), chain);
27 me->set_property ("font", fm->self_scm ());
33 LY_DEFINE (ly_font_interface_get_default_font, "ly:get-default-font",
35 "Return the default font for grob @var{gr}.")
37 Grob *gr = unsmob_grob (grob);
38 SCM_ASSERT_TYPE (gr, grob, SCM_ARG1, __FUNCTION__, "grob");
40 return Font_interface::get_default_font (gr)->self_scm ();
45 Font_interface::music_font_alist_chain (Grob *g)
48 = g->get_paper ()->lookup_variable (ly_symbol2scm ("font-defaults"));
49 return g->get_property_alist_chain (defaults);
53 Font_interface::text_font_alist_chain (Grob *g)
56 = g->get_paper ()->lookup_variable (ly_symbol2scm ("text-font-defaults"));
57 return g->get_property_alist_chain (defaults);
60 ADD_INTERFACE (Font_interface, "font-interface",
61 "Any symbol that is typeset through fixed sets of glyphs, "
63 "font-magnification font font-series font-shape "
64 "font-family font-encoding font-name font-size");