2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2006--2010 Han-Wen Nienhuys <hanwen@lilypond.org>
7 LilyPond is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 LilyPond is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
21 #include "engraver.hh"
23 #include "accidental-placement.hh"
25 #include "script-column.hh"
26 #include "side-position-interface.hh"
28 #include "translator.icc"
32 Find potentially colliding scripts, and put them in a
35 class Script_row_engraver
: public Engraver
38 vector
<Grob
*> scripts_
;
41 TRANSLATOR_DECLARATIONS (Script_row_engraver
);
43 DECLARE_ACKNOWLEDGER (accidental_placement
);
44 DECLARE_ACKNOWLEDGER (side_position
);
45 void process_acknowledged ();
46 void stop_translation_timestep ();
49 Script_row_engraver::Script_row_engraver ()
55 Script_row_engraver::stop_translation_timestep ()
59 for (vsize i
= 0; i
< scripts_
.size (); i
++)
60 if (Accidental_placement::has_interface (scripts_
[i
])
61 || Side_position_interface::get_axis (scripts_
[i
]) == X_AXIS
)
62 Script_column::add_side_positioned (script_row_
, scripts_
[i
]);
70 Script_row_engraver::acknowledge_side_position (Grob_info inf
)
72 Item
*thing
= dynamic_cast<Item
*> (inf
.grob ());
75 if (!Item::is_non_musical (thing
))
76 scripts_
.push_back (thing
);
82 Script_row_engraver::acknowledge_accidental_placement (Grob_info inf
)
84 scripts_
.push_back (inf
.grob ());
89 Script_row_engraver::process_acknowledged ()
91 if (!script_row_
&& scripts_
.size () > 1)
92 script_row_
= make_item ("ScriptRow", SCM_EOL
);
96 ADD_ACKNOWLEDGER (Script_row_engraver
, accidental_placement
);
97 ADD_ACKNOWLEDGER (Script_row_engraver
, side_position
);
98 ADD_TRANSLATOR (Script_row_engraver
,
100 "Determine order in horizontal side position elements.",