/*
- score-grav.cc -- implement Score_engraver
+ score-engraver.cc -- implement Score_engraver
source file of the GNU LilyPond music typesetter
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include "super-element.hh"
-#include "line-of-score.hh"
#include "debug.hh"
+
+#include "line-of-score.hh"
#include "item.hh"
#include "score-engraver.hh"
-#include "p-score.hh"
+#include "paper-score.hh"
#include "musical-request.hh"
-#include "score-column.hh"
+#include "paper-column.hh"
#include "command-request.hh"
#include "paper-def.hh"
-
-
+#include "axis-group-interface.hh"
Score_engraver::Score_engraver()
{
- break_penalty_i_ = 0;
scoreline_l_ =0;
command_column_l_ =0;
musical_column_l_ =0;
Score_engraver::prepare (Moment w)
{
Global_translator::prepare (w);
- set_columns (new Score_column (w), new Score_column (w));
+
+ SCM props = get_property (ly_symbol2scm ("basicPaperColumnProperties"));
+ set_columns (new Paper_column (props), new Paper_column (props));
+
+ command_column_l_->set_elt_property ("when", w.make_scm());
+ musical_column_l_->set_elt_property ("when", w.make_scm());
+ command_column_l_->set_elt_property ("breakable", SCM_BOOL_T);
+
+ Score_element_info i1(command_column_l_, 0), i2 (musical_column_l_,0);
+
+ i1.origin_trans_l_ = this;
+ i2.origin_trans_l_ = this;
+ announce_element (i1);
+ announce_element (i2);
- break_penalty_i_ = 0;
post_move_processing();
}
Score_engraver::finish()
{
if ((breaks_i_%8))
- *mlog << "[" << breaks_i_ << "]" << flush;
+ progress_indication ("[" + to_str ( breaks_i_) + "]");
check_removal();
removal_processing();
}
+/*
+ use start/finish?
+ */
void
-Score_engraver::do_creation_processing()
+Score_engraver::do_creation_processing ()
{
scoreline_l_ = pscore_p_->line_l_;
- scoreline_l_->set_bounds(LEFT,get_staff_info().command_pcol_l ());
- command_column_l_->breakable_b_ = true;
+
+ scoreline_l_->set_bound(LEFT, command_column_l_);
+
+ command_column_l_->set_elt_property ("breakable", SCM_BOOL_T);
+
Engraver_group_engraver::do_creation_processing();
}
+
void
Score_engraver::do_removal_processing()
{
Engraver_group_engraver::do_removal_processing();
- scoreline_l_->set_bounds(RIGHT,get_staff_info().command_pcol_l ());
- command_column_l_->breakable_b_ = true;
-
+ scoreline_l_->set_bound(RIGHT,command_column_l_);
+ command_column_l_->set_elt_property ("breakable", SCM_BOOL_T);
+
typeset_all ();
+
set_columns (0,0);
}
void
Score_engraver::process()
{
- process_requests();
+ process_music();
do_announces();
pre_move_processing();
check_removal();
Score_engraver::announce_element (Score_element_info info)
{
announce_info_arr_.push (info);
- info.origin_grav_l_arr_.push (this);
+ pscore_p_->line_l_->typeset_element (info.elem_l_);
}
+/* All elements are propagated to the top upon announcement. If
+ something was created during one run of
+ Engraver_group_engraver::do_announces, then
+ announce_info_arr_.size() will be nonzero again
+*/
+/* junkme? Done by Engraver_group_engraver::do_announces ()?
+ */
+
void
Score_engraver::do_announces()
{
- /* All elements are propagated to the top upon announcement. If
- something was created during one run of
- Engraver_group_engraver::do_announces, then
- announce_info_arr_.size() will be nonzero again
-
- */
while (announce_info_arr_.size())
- {
- for (int i=0; i < announce_info_arr_.size(); i++)
- /*
- TODO
-
- More subtle spacing
- */
- if (announce_info_arr_[i].req_l_)
- {
- if (Rhythmic_req *rq = dynamic_cast <Rhythmic_req *> (announce_info_arr_[i].req_l_))
- {
- musical_column_l_->add_duration (rq->duration());
- }
- }
- Engraver_group_engraver::do_announces();
- }
+ Engraver_group_engraver::do_announces();
}
for (int i =0; i < elem_p_arr_.size(); i++)
{
Score_element * elem_p = elem_p_arr_[i];
+ elem_p->add_processing ();
+
+
if (Spanner *s = dynamic_cast <Spanner *> (elem_p))
{
- pscore_p_->typeset_unbroken_spanner (s);
-
/*
do something sensible if spanner not
spanned on 2 items.
*/
Direction d = LEFT;
do {
- if (!s->spanned_drul_[d])
+ if (!s->get_bound (d))
{
- s->set_bounds(d, command_column_l_);
- ::warning (_f ("Unbound spanner `%s\'", classname(s)));
+ s->set_bound(d, command_column_l_);
+ ::warning (_f ("unbound spanner `%s'", s->name().ch_C()));
}
} while (flip(&d) != LEFT);
}
else
{
- Item *item_p = dynamic_cast <Item *> (elem_p);
- pscore_p_->typeset_element (item_p);
- if (!item_p->parent_l (X_AXIS))
+ if (!elem_p->parent_l (X_AXIS))
{
- if (item_p->breakable_b_)
- command_column_l_->add_element(item_p);
- else
- musical_column_l_->add_element(item_p);
+ bool br = to_boolean (elem_p->get_elt_property ("breakable"));
+ Axis_group_interface::add_element (br ? command_column_l_ : musical_column_l_, elem_p);
+
}
}
- scoreline_l_->add_element (elem_p);
+ if (!elem_p->parent_l(Y_AXIS))
+ Axis_group_interface::add_element (scoreline_l_, elem_p);
}
elem_p_arr_.clear();
}
void
Score_engraver::do_pre_move_processing()
{
- if (break_penalty_i_ > Break_req::DISALLOW)
- {
- get_staff_info().command_pcol_l ()-> breakable_b_ = true;
- breaks_i_ ++;
- if (! (breaks_i_%8))
- *mlog << "[" << breaks_i_ << "]" << flush;
- }
// this generates all items.
Engraver_group_engraver::do_pre_move_processing();
typeset_all();
+ if (to_boolean (command_column_l_->get_elt_property ("breakable")))
+ {
+ breaks_i_ ++;
+ if (! (breaks_i_%8))
+ progress_indication ("[" + to_str ( breaks_i_) + "]");
+ }
}
void
-Score_engraver::set_columns (Score_column *new_command_l,
- Score_column *new_musical_l)
+Score_engraver::set_columns (Paper_column *new_command_l,
+ Paper_column *new_musical_l)
{
- if (command_column_l_ && command_column_l_->linked_b())
- {
- pscore_p_->add_column (command_column_l_);
- scoreline_l_->add_element (command_column_l_);
- }
- else
- {
- delete command_column_l_ ;
- command_column_l_ =0;
- }
- if (new_command_l)
- {
- command_column_l_ = new_command_l;
- command_column_l_->musical_b_ = false;
- }
- if (musical_column_l_ && musical_column_l_->linked_b())
- {
- pscore_p_->add_column (musical_column_l_);
- scoreline_l_->add_element (musical_column_l_);
- }
- else
- {
- delete musical_column_l_;
- musical_column_l_ = 0;
- }
-
- if (new_musical_l)
+ Paper_column * news[] = {new_command_l, new_musical_l};
+ Paper_column **current[] = {&command_column_l_, &musical_column_l_};
+
+ for (int i=00; i< 2; i++)
{
- musical_column_l_ = new_musical_l;
- musical_column_l_->musical_b_ = true;
+ if (*current[i])
+ {
+ scoreline_l_->add_column ((*current[i]));
+#if 0
+ /*
+ TODO: delay this decision.
+ */
+ if (!Paper_column::used_b (*current[i]))
+ {
+ (*current[i])->suicide ();
+ *current[i] =0;
+ }
+#endif
+ }
+ if (news[i])
+ *current[i] = news[i];
}
-}
-
-Staff_info
-Score_engraver::get_staff_info() const
-{
- Staff_info inf = Engraver_group_engraver::get_staff_info();
-
- inf.command_l_ = command_column_l_;
- inf.musical_l_ = musical_column_l_;
-
- return inf;
+ if (new_musical_l)
+ set_property ("currentMusicalColumn", new_musical_l->self_scm ());
+ if (new_command_l)
+ set_property ("currentCommandColumn", new_command_l->self_scm ());
}
-
Music_output*
Score_engraver::get_output_p ()
{
{
if (Break_req* b = dynamic_cast<Break_req *> (r))
{
- if (b->penalty_i_ <= Break_req::DISALLOW)
- break_penalty_i_ = b->penalty_i_;
- else if (b->penalty_i_ >= Break_req::FORCE)
- {
- command_column_l_->break_penalty_i_ = b->penalty_i_;
- gotcha = true;
- }
+ gotcha = true;
+
+
+ SCM pen = command_column_l_->get_elt_property ("penalty");
+ Real total_penalty = gh_number_p (pen)
+ ? gh_scm2double(pen)
+ : 0.0;
+
+ total_penalty += b->penalty_f_;
+ if (b->penalty_f_ > 10000.0) // ugh. arbitrary.
+ forbid_breaks ();
+
+ command_column_l_->set_elt_property ("penalty",
+ gh_double2scm (total_penalty));
}
}
return gotcha;
-
}
+void
+Score_engraver::forbid_breaks ()
+{
+ /*
+ result is junked.
+ */
+ command_column_l_->remove_elt_property ("breakable");
+}
ADD_THIS_TRANSLATOR(Score_engraver);
assert (dynamic_cast<Paper_def *> (output_def_l_));
assert (!daddy_trans_l_);
pscore_p_ = new Paper_score;
- pscore_p_->paper_l_ = (Paper_def*)output_def_l_;
+ pscore_p_->paper_l_ = dynamic_cast<Paper_def*>(output_def_l_);
+
+ SCM props = get_property(ly_symbol2scm ("basicLineOfScoreProperties"));
+
+ pscore_p_->typeset_line (new Line_of_score (props));
}
+