/*
- separating-line-group-engraver.cc -- implement Separating_line_group_engraver
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1998--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1998--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "engraver.hh"
struct Spacings
{
Item *staff_spacing_;
- vector<Item*> note_spacings_;
+ vector<Item *> note_spacings_;
Spacings ()
{
Spacings current_spacings_;
Spacings last_spacings_;
- DECLARE_ACKNOWLEDGER (item);
- DECLARE_ACKNOWLEDGER (break_aligned);
+ void acknowledge_item (Grob_info);
+ void acknowledge_break_aligned (Grob_info);
void stop_translation_timestep ();
void start_translation_timestep ();
- vector<Grob*> break_aligned_;
+ vector<Grob *> break_aligned_;
public:
TRANSLATOR_DECLARATIONS (Separating_line_group_engraver);
};
{
Item *it = i.item ();
- if (Note_spacing::has_interface (it))
+ if (has_interface<Note_spacing> (it))
{
current_spacings_.note_spacings_.push_back (it);
return;
&& !current_spacings_.staff_spacing_
&& to_boolean (get_property ("createSpacing")))
{
- Grob *col = unsmob_grob (get_property ("currentCommandColumn"));
+ Grob *col = unsmob<Grob> (get_property ("currentCommandColumn"));
current_spacings_.staff_spacing_ = make_item ("StaffSpacing", SCM_EOL);
context ()->set_property ("hasStaffSpacing", SCM_BOOL_T);
Pointer_group_interface::add_grob (current_spacings_.staff_spacing_,
- ly_symbol2scm ("left-items"),
- col);
-
+ ly_symbol2scm ("left-items"),
+ col);
+
if (!last_spacings_.note_spacings_.size ()
- && last_spacings_.staff_spacing_)
- {
- SCM ri = last_spacings_.staff_spacing_->get_object ("right-items");
- Grob_array *ga = unsmob_grob_array (ri);
- if (!ga)
- {
- SCM ga_scm = Grob_array::make_array ();
- last_spacings_.staff_spacing_->set_object ("right-items", ga_scm);
- ga = unsmob_grob_array (ga_scm);
- }
-
- ga->clear ();
- ga->add (col);
- }
+ && last_spacings_.staff_spacing_)
+ {
+ SCM ri = last_spacings_.staff_spacing_->get_object ("right-items");
+ Grob_array *ga = unsmob<Grob_array> (ri);
+ if (!ga)
+ {
+ SCM ga_scm = Grob_array::make_array ();
+ last_spacings_.staff_spacing_->set_object ("right-items", ga_scm);
+ ga = unsmob<Grob_array> (ga_scm);
+ }
+
+ ga->clear ();
+ ga->add (col);
+ }
}
}
SCM smob = break_aligned_[i]->self_scm ();
if (Item *sp = current_spacings_.staff_spacing_)
- Pointer_group_interface::add_grob (sp, ly_symbol2scm ("left-break-aligned"), smob);
+ Pointer_group_interface::add_grob (sp, ly_symbol2scm ("left-break-aligned"), smob);
for (vsize j = 0; j < last_spacings_.note_spacings_.size (); j++)
- Pointer_group_interface::add_grob (last_spacings_.note_spacings_[j],
- ly_symbol2scm ("right-break-aligned"), smob);
+ Pointer_group_interface::add_grob (last_spacings_.note_spacings_[j],
+ ly_symbol2scm ("right-break-aligned"), smob);
}
if (!current_spacings_.is_empty ())
last_spacings_ = current_spacings_;
if (Item *sp = current_spacings_.staff_spacing_)
- if (Grob *col = unsmob_grob (get_property ("currentMusicalColumn")))
+ if (Grob *col = unsmob<Grob> (get_property ("currentMusicalColumn")))
Pointer_group_interface::add_grob (sp, ly_symbol2scm ("right-items"), col);
current_spacings_.clear ();
break_aligned_.clear ();
}
-ADD_ACKNOWLEDGER (Separating_line_group_engraver, item);
-ADD_ACKNOWLEDGER (Separating_line_group_engraver, break_aligned);
+
+void
+Separating_line_group_engraver::boot ()
+{
+ ADD_ACKNOWLEDGER (Separating_line_group_engraver, item);
+ ADD_ACKNOWLEDGER (Separating_line_group_engraver, break_aligned);
+}
ADD_TRANSLATOR (Separating_line_group_engraver,
- /* doc */ "Generates objects for computing spacing parameters.",
+ /* doc */
+ "Generate objects for computing spacing parameters.",
+
+ /* create */
+ "StaffSpacing ",
+
+ /* read */
+ "createSpacing ",
- /* create */ "StaffSpacing",
- /* read */ "createSpacing",
- /* write */ "hasStaffSpacing"
- );
+ /* write */
+ "hasStaffSpacing "
+ );