2 clef-item.cc -- implement Clef_item
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1998 Han-Wen Nienhuys <hanwen@stack.nl>
10 #include "clef-item.hh"
12 #include "molecule.hh"
13 #include "paper-def.hh"
15 #include "clef-grav.hh"
19 Clef_item::do_pre_processing()
21 change_b_ = ! (break_status_i() == 1);
25 set_empty(break_status_i() != 1);
26 transparent_b_ = (break_status_i() != 1);
30 Clef_item::Clef_item()
39 * Convert input clef string to
40 * a clef symbol and a line position.
41 * This would be better done in the lexer (more efficient)
42 * or as a table-lookup.
45 Clef_item::read (String t)
56 else if (t == "G" || t == "G2" || t == "treble")
61 else if (t == "french" || t == "G1")
66 else if (t == "soprano" || t == "C1")
71 else if (t == "mezzosoprano" || t == "C2")
86 else if (t == "tenor" || t == "C4")
91 else if (t == "baritone" || t == "C5")
96 else if (t == "varbaritone" || t == "F3")
101 else if (t == "F" || t == "F4")
106 else if (t == "subbass")
111 else if (isdigit(t[1]))
113 { // we've already dealt with plain F, G or C clef
114 // position 0 is line 3.
118 y_position_i_ = 2 * (t[1] - '0') - 6;
123 y_position_i_ = 2 * (t[1] - '0') - 6;
129 Clef_item::read (Clef_engraver const &k)
131 read (k.clef_type_str_);
135 Clef_item::brew_molecule_p() const
140 Atom s = paper()->lookup_l ()->clef (t);
141 Molecule*output = new Molecule (Atom (s));
142 output->translate_axis (paper()->internote_f () * y_position_i_, Y_AXIS);
147 IMPLEMENT_IS_TYPE_B1(Clef_item,Item);