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 if (support_items_.find_l(head_l))
30 support_items_.push (head_l);
31 add_dependency (head_l);
35 Local_key_item::add (Melodic_req*m_l)
37 add (m_l->octave_i_, m_l->notename_i_, m_l->accidental_i_);
41 Local_key_item::add (int o, int p , int a)
47 for (int i=0; i< accs.size(); i++)
48 if (!Local_acc::compare (l, accs[i]))
55 Local_key_item::do_pre_processing()
57 accs.sort (Local_acc::compare);
61 Local_key_item::brew_molecule_p() const
63 Molecule*output = new Molecule;
65 Molecule *octave_mol_p = 0;
67 for (int i = 0; i < accs.size(); i++)
70 if (accs[i].octave_i_ != lastoct)
74 Real dy =lastoct*7*paper()->internote_f ();
75 octave_mol_p->translate_axis (dy, Y_AXIS);
76 output->add (*octave_mol_p);
79 octave_mol_p= new Molecule;
81 lastoct = accs[i].octave_i_;
82 Real dy = (accs[i].name_i_ + c0_position) * paper()->internote_f ();
83 Atom a (paper()->lookup_l ()->accidental (accs[i].accidental_i_));
85 a.translate_axis (dy, Y_AXIS);
87 octave_mol_p->add_at_edge (X_AXIS, RIGHT, m);
92 Real dy =lastoct*7*paper()->internote_f ();
93 octave_mol_p->translate_axis (dy, Y_AXIS);
94 output->add (*octave_mol_p);
100 Box b(Interval (0, paper()->internote_f ()), Interval (0,0));
101 Molecule m (paper()->lookup_l ()->fill (b));
102 output->add_at_edge (X_AXIS, RIGHT, m);
106 for (int i=0; i < support_items_.size(); i++)
108 Axis_group_element *common =
109 common_group (support_items_[i], X_AXIS);
111 Real x = support_items_[i]->relative_coordinate (common, X_AXIS)
112 -relative_coordinate (common, X_AXIS);
114 x_int.unite (x + support_items_[i]->width());
116 if (x_int.empty_b ())
117 x_int = Interval(0,0);
119 output->translate_axis (-output->extent()[X_AXIS][RIGHT] + x_int[LEFT], X_AXIS);
125 Local_acc::compare (Local_acc&a, Local_acc&b)
127 if (a.octave_i_ - b.octave_i_)
128 return a.octave_i_ - b.octave_i_;
129 if (a.name_i_ - b.name_i_)
130 return a.name_i_ - b.name_i_;
132 return a.accidental_i_ - b.accidental_i_;
135 IMPLEMENT_IS_TYPE_B1(Local_key_item,Item);
138 Local_key_item::do_substitute_dependency (Score_elem*o,Score_elem*n)
140 Item* o_l = o->item();
141 Item* n_l = n?n->item():0;
143 support_items_.substitute (o_l, n_l);