2 local-key-item.cc -- implement Local_key_item, Local_acc
4 source file of the GNU LilyPond music typesetter
6 (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
9 #include "local-key-item.hh"
10 #include "molecule.hh"
13 #include "paper-def.hh"
14 #include "musical-request.hh"
15 #include "note-head.hh"
20 Local_key_item::Local_key_item (int i)
26 Local_key_item::add_support (Item*head_l)
28 support_items_.push (head_l);
29 add_dependency (head_l);
33 Local_key_item::add (Melodic_req*m_l)
35 add (m_l->octave_i_, m_l->notename_i_, m_l->accidental_i_);
39 Local_key_item::add (int o, int p , int a)
45 for (int i=0; i< accs.size(); i++)
46 if (!Local_acc::compare (l, accs[i]))
53 Local_key_item::do_pre_processing()
55 accs.sort (Local_acc::compare);
59 Local_key_item::brew_molecule_p() const
61 Molecule*output = new Molecule;
63 Molecule *octave_mol_p = 0;
65 for (int i = 0; i < accs.size(); i++)
68 if (accs[i].octave_i_ != lastoct)
72 Real dy =lastoct*7*paper()->internote_f ();
73 octave_mol_p->translate (dy, Y_AXIS);
74 output->add (*octave_mol_p);
77 octave_mol_p= new Molecule;
79 lastoct = accs[i].octave_i_;
81 Real dy = (accs[i].name_i_ + c0_position) * paper()->internote_f ();
82 Atom a (paper()->lookup_l ()->accidental (accs[i].accidental_i_));
83 a.dim_[X_AXIS] += 1 PT; // todo
84 a.translate (dy, Y_AXIS);
86 octave_mol_p->add_at_edge (X_AXIS, RIGHT, m);
91 Real dy =lastoct*7*paper()->internote_f ();
92 octave_mol_p->translate (dy, Y_AXIS);
93 output->add (*octave_mol_p);
99 Box b(Interval (0, paper()->internote_f ()), Interval (0,0));
100 Molecule m (paper()->lookup_l ()->fill (b));
101 output->add_at_edge (X_AXIS, RIGHT, m);
103 Interval head_width=itemlist_width (support_items_);
104 output->translate (-output->extent().x ().right + head_width.left , X_AXIS);
110 Local_acc::compare (Local_acc&a, Local_acc&b)
112 if (a.octave_i_ - b.octave_i_)
113 return a.octave_i_ - b.octave_i_;
114 if (a.name_i_ - b.name_i_)
115 return a.name_i_ - b.name_i_;
117 return a.accidental_i_ - b.accidental_i_;
120 IMPLEMENT_IS_TYPE_B1(Local_key_item,Item);
123 Local_key_item::do_substitute_dependency (Score_elem*o,Score_elem*n)
125 Item* o_l = o->item();
126 Item* n_l = n?n->item():0;
128 support_items_.substitute (o_l, n_l);