2 font-interface.cc -- implement Font_interface
4 source file of the GNU LilyPond music typesetter
6 (c) 2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
10 #include "all-font-metrics.hh"
11 #include "font-metric.hh"
12 #include "font-interface.hh"
13 #include "score-element.hh"
14 #include "paper-def.hh"
18 Font_interface::font_alist_chain (Score_element *me)
20 SCM defaults = gh_cdr (scm_assoc (ly_symbol2scm ("font-defaults"),
21 me->paper_l ()->style_sheet_ ));
23 SCM ch = gh_list (me->mutable_property_alist_,
24 me->immutable_property_alist_,
32 todo: split up this func, reuse in text_item?
35 Font_interface::get_default_font (Score_element*me)
37 Font_metric * fm = unsmob_metrics (me->get_elt_property ("font"));
41 fm = get_font (me, font_alist_chain (me));
42 me->set_elt_property ("font", fm->self_scm ());
47 Font_interface::get_font (Score_element *me, SCM chain)
50 SCM ss = me->paper_l ()->style_sheet_;
52 SCM proc = gh_cdr (scm_assoc (ly_symbol2scm ("properties-to-font"),
55 SCM fonts = gh_cdr (scm_assoc (ly_symbol2scm ("fonts"), ss));
57 assert (gh_procedure_p (proc));
58 SCM font_name = gh_call2 (proc, fonts, chain);
60 Font_metric *fm = me->paper_l ()->find_font (font_name, 1.0);
66 Font_interface::add_style (Score_element* me, SCM style, SCM chain)
68 assert (gh_symbol_p (style));
70 SCM sheet = me->paper_l ()->style_sheet_;
72 SCM style_alist = gh_cdr (scm_assoc (ly_symbol2scm ("style-alist"), sheet));
73 SCM entry = scm_assoc (style, style_alist);
74 if (gh_pair_p (entry))
76 chain = gh_cons (gh_cdr (entry), chain);