2 clef-item.cc -- implement Clef_item
4 source file of the GNU LilyPond music typesetter
6 (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
9 #include "clef-item.hh"
11 #include "molecule.hh"
12 #include "paper-def.hh"
14 #include "clef-grav.hh"
18 Clef_item::do_pre_processing()
20 change_b_ = ! (break_status_i() == 1);
24 set_empty(break_status_i() != 1);
25 transparent_b_ = (break_status_i() != 1);
29 Clef_item::Clef_item()
38 * Convert input clef string to
39 * a clef symbol and a line position.
40 * This would be better done in the lexer (more efficient)
41 * or as a table-lookup.
44 Clef_item::read (String t)
55 else if (t == "G" || t == "G2" || t == "treble")
60 else if (t == "french" || t == "G1")
65 else if (t == "soprano" || t == "C1")
70 else if (t == "mezzosoprano" || t == "C2")
85 else if (t == "tenor" || t == "C4")
90 else if (t == "baritone" || t == "C5")
95 else if (t == "varbaritone" || t == "F3")
100 else if (t == "F" || t == "F4")
105 else if (t == "subbass")
110 else if (isdigit(t[1]))
112 { // we've already dealt with plain F, G or C clef
113 // position 0 is line 3.
117 y_position_i_ = 2 * (t[1] - '0') - 6;
122 y_position_i_ = 2 * (t[1] - '0') - 6;
128 Clef_item::read (Clef_engraver const &k)
130 read (k.clef_type_str_);
134 Clef_item::brew_molecule_p() const
139 Atom s = paper()->lookup_l ()->clef (t);
140 Molecule*output = new Molecule (Atom (s));
141 output->translate_axis (paper()->internote_f () * y_position_i_, Y_AXIS);
146 IMPLEMENT_IS_TYPE_B1(Clef_item,Item);