/*
- p-score.cc -- implement Paper_score
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1996--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1996, 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.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 "main.hh"
-#include "debug.hh"
-#include "lookup.hh"
-#include "spanner.hh"
-#include "paper-def.hh"
-#include "line-of-score.hh"
-#include "paper-column.hh"
#include "paper-score.hh"
-#include "paper-column.hh"
-#include "scope.hh"
-#include "gourlay-breaking.hh"
-#include "paper-stream.hh"
-#include "paper-outputter.hh"
-#include "file-results.hh"
-#include "misc.hh"
-#include "all-font-metrics.hh"
-Paper_score::Paper_score ()
+#include "all-font-metrics.hh"
+#include "book.hh"
+#include "international.hh"
+#include "main.hh"
+#include "misc.hh"
+#include "output-def.hh"
+#include "paper-book.hh"
+#include "paper-column.hh"
+#include "scm-hash.hh"
+#include "score.hh"
+#include "stencil.hh"
+#include "system.hh"
+#include "warn.hh"
+#include "constrained-breaking.hh"
+
+Paper_score::Paper_score (Output_def *layout)
{
- paper_l_ =0;
- outputter_l_ =0;
- Line_of_score * line_p = new Line_of_score;
- line_p->pscore_l_ = this;
- element_smob_list_ = scm_protect_object (gh_cons (line_p->self_scm_, SCM_EOL));
- line_l_ = line_p;
+ layout_ = layout;
+ system_ = 0;
+ systems_ = SCM_EOL;
+ paper_systems_ = SCM_BOOL_F;
}
-Paper_score::Paper_score (Paper_score const &s)
- : Music_output (s)
+void
+Paper_score::derived_mark () const
{
- assert (false);
+ if (layout_)
+ scm_gc_mark (layout_->self_scm ());
+ scm_gc_mark (systems_);
+ scm_gc_mark (paper_systems_);
}
-Paper_score::~Paper_score ()
+void
+Paper_score::typeset_system (System *system)
{
- scm_unprotect_object (element_smob_list_);
+ if (!system_)
+ system_ = system;
+
+ systems_ = scm_cons (system->self_scm (), systems_);
+ system->pscore_ = this;
+ system->layout_ = layout_;
+ system->unprotect ();
}
void
-Paper_score::typeset_element (Score_element * elem_p)
+Paper_score::find_break_indices () const
{
- elem_p->pscore_l_ = this;
-
- SCM_CDR(element_smob_list_) = gh_cons (elem_p->self_scm_,
- SCM_CDR (element_smob_list_));
- elem_p->set_elt_property ("full-name",
- gh_str02scm((char*)elem_p->name()));
-
- scm_unprotect_object (elem_p->self_scm_);
+ cols_ = root_system ()->used_columns ();
+ break_indices_.clear ();
+ break_ranks_.clear ();
+
+ for (vsize i = 0; i < cols_.size (); i++)
+ {
+ Item *it = dynamic_cast<Item *> (cols_[i]);
+ if (Paper_column::is_breakable (cols_[i])
+ && (i == 0 || it->find_prebroken_piece (LEFT))
+ && (i == cols_.size () - 1 || it->find_prebroken_piece (RIGHT)))
+ {
+ break_indices_.push_back (i);
+ break_ranks_.push_back (it->get_column ()->get_rank ());
+ }
+ }
}
-void
-Paper_score::add_column (Paper_column *p)
+vector<vsize>
+Paper_score::get_break_indices () const
{
- p->set_rank (col_l_arr_.size ());
- col_l_arr_.push (p);
- typeset_element(p);
+ if (break_indices_.empty ())
+ find_break_indices ();
+ return break_indices_;
}
-void
-Paper_score::print () const
+vector<Grob *>
+Paper_score::get_columns () const
{
-#ifndef NPRINT
- if (!flower_dstream)
- return ;
-
- DEBUG_OUT << "Paper_score { ";
- DEBUG_OUT << "\n elements: ";
-
- for (SCM p = SCM_CDR (element_smob_list_);
- p != SCM_EOL;
- p = SCM_CDR(p))
- gh_display (SCM_CAR(p));
- DEBUG_OUT << "}\n";
-#endif
+ if (cols_.empty ())
+ find_break_indices ();
+ return cols_;
}
-int
-Paper_score::find_col_idx (Paper_column const *c) const
+vector<vsize>
+Paper_score::get_break_ranks () const
{
- Paper_column const *what = c;
-
- return col_l_arr_.find_i ((Paper_column*)what);
+ if (break_ranks_.empty ())
+ find_break_indices ();
+ return break_ranks_;
}
-Array<Column_x_positions>
+vector<Column_x_positions>
Paper_score::calc_breaking ()
{
- Break_algorithm *algorithm_p=0;
- Array<Column_x_positions> sol;
-
- algorithm_p = new Gourlay_breaking ;
- algorithm_p->set_pscore (this);
- sol = algorithm_p->solve ();
- delete algorithm_p;
+ Constrained_breaking algorithm (this);
+ vector<Column_x_positions> sol;
- return sol;
-}
+ message (_ ("Calculating line breaks...") + " ");
+ int system_count = robust_scm2int (layout ()->c_variable ("system-count"), 0);
+ if (system_count)
+ return algorithm.solve (0, VPOS, system_count);
+ return algorithm.best_solution (0, VPOS);
+}
void
Paper_score::process ()
{
+ debug_output (_f ("Element count %d (spanners %d) ",
+ system_->element_count (),
+ system_->spanner_count ()));
- print ();
- *mlog << _ ("Preprocessing elements...") << " " << flush;
- line_l_->breakable_col_processing ();
- fixup_refpoints ();
- line_l_->pre_processing ();
-
- *mlog << '\n' << _ ("Calculating column positions...") << " " << flush;
- line_l_->space_processing ();
-
- Array<Column_x_positions> breaking = calc_breaking ();
- line_l_->break_into_pieces (breaking);
-
- for (SCM s = element_smob_list_; gh_pair_p (s); s = gh_cdr (s))
- {
- Score_element *sc = unsmob_element (gh_car (s));
- sc->do_break_processing ();
- }
- for (SCM s = element_smob_list_; gh_pair_p (s); s = gh_cdr (s))
- {
- Score_element *sc = unsmob_element (gh_car (s));
- sc->handle_broken_dependencies ();
- }
+ message (_ ("Preprocessing graphical objects..."));
- outputter_l_ = new Paper_outputter ;
- outputter_l_->output_header ();
-
- outputter_l_->output_version();
-
- if (header_global_p)
- outputter_l_->output_scope (header_global_p, "mudela");
- if (header_l_)
- outputter_l_->output_scope (header_l_, "mudela");
-
- outputter_l_->output_comment (_ ("Outputting Score, defined at: "));
- outputter_l_->output_comment (origin_str_);
-
- if (paper_l_->scope_p_)
- outputter_l_->output_scope (paper_l_->scope_p_, "mudelapaper");
-
- SCM scm = gh_list (ly_symbol2scm ("experimental-on"), SCM_UNDEFINED);
- outputter_l_->output_scheme (scm);
- scm = gh_list (ly_symbol2scm ("header-end"), SCM_UNDEFINED);
- outputter_l_->output_scheme (scm);
-
-
- /*
- This is tricky: we have to put the font definitions before the
- actual output, but we don't know all fonts in advanced: generating
- the output might trigger loading of a new font. So we store the
- place to insert the font definitions, generate the output and then
- insert the definitions
-
- */
- SCM before_output = outputter_l_->last_cons_;
-
-
- fixup_refpoints ();
- line_l_->output_lines ();
-
-
- SCM font_names = ly_quote_scm (all_fonts_global_p->font_descriptions ());
- gh_set_cdr_x (before_output,
- gh_cons (gh_list (ly_symbol2scm ("define-fonts"),
- font_names,
- SCM_UNDEFINED),
- gh_cdr (before_output)));
-
- Paper_stream* psp = paper_l_->paper_stream_p ();
- outputter_l_->dump_onto (psp);
- // huh?
- delete outputter_l_;
-
- outputter_l_ = 0;
- delete psp;
-
+ system_->pre_processing ();
}
-Link_array<Item>
-Paper_score::broken_col_range (Item const*l, Item const*r) const
+System *
+Paper_score::root_system () const
{
- Link_array<Item> ret;
-
- l = l->column_l ();
- r = r->column_l ();
-
- int start = l
- ? find_col_idx (dynamic_cast<Paper_column*> ((Item*)l))+1
- : 0;
-
- int stop = r
- ? find_col_idx (dynamic_cast<Paper_column*>((Item*)r))
- : col_l_arr_.size ();
-
- while (start < stop)
- {
- Paper_column *c = col_l_arr_[start];
- if (c->breakable_b () && !c->line_l_)
- ret.push (c);
- start++;
- }
-
- return ret;
+ return system_;
}
+Output_def *
+Paper_score::layout () const
+{
+ return layout_;
+}
-void
-Paper_score::fixup_refpoints ()
+SCM
+Paper_score::get_paper_systems ()
{
- for (SCM s = element_smob_list_; gh_pair_p (s); s = gh_cdr (s))
+ if (scm_is_false (paper_systems_))
{
- SCM e = gh_car (s);
- if (SMOB_IS_TYPE_B(Score_element, e))
- {
- Score_element * se = unsmob_element (e);
- se->fixup_refpoint ();
- }
+ vector<Column_x_positions> breaking = calc_breaking ();
+ system_->break_into_pieces (breaking);
+ message (_ ("Drawing systems...") + " ");
+ system_->do_break_substitution_and_fixup_refpoints ();
+ paper_systems_ = system_->get_paper_systems ();
}
+ return paper_systems_;
}