2 paper-score.cc -- implement Paper_score
4 source file of the GNU LilyPond music typesetter
6 (c) 1996--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 #include "paper-score.hh"
11 #include "all-font-metrics.hh"
12 #include "gourlay-breaking.hh"
15 #include "output-def.hh"
16 #include "paper-book.hh"
17 #include "paper-column.hh"
18 #include "scm-hash.hh"
24 Paper_score::Paper_score (Output_def *layout)
31 Paper_score::Paper_score (Paper_score const &s)
39 Paper_score::derived_mark () const
41 scm_gc_mark (systems_);
45 Paper_score::typeset_system (System *system)
50 systems_ = scm_cons (system->self_scm (), systems_);
51 system->pscore_ = this;
53 scm_gc_unprotect_object (system->self_scm ());
56 Array<Column_x_positions>
57 Paper_score::calc_breaking ()
59 Break_algorithm *algorithm = 0;
60 Array<Column_x_positions> sol;
62 algorithm = new Gourlay_breaking;
63 algorithm->set_pscore (this);
64 sol = algorithm->solve ();
71 Paper_score::process ()
73 if (be_verbose_global)
74 message (_f ("Element count %d (spanners %d) ",
75 system_->element_count (),
76 system_->spanner_count ()));
78 message (_ ("Preprocessing graphical objects...") + " ");
80 /* FIXME: Check out why we need this - removing gives assertion failures
83 doubly, also done in Score_engraver */
84 Link_array<Grob> pc (system_->columns ());
85 pc[0]->set_property ("breakable", SCM_BOOL_T);
86 pc.top ()->set_property ("breakable", SCM_BOOL_T);
88 system_->pre_processing ();
90 Array<Column_x_positions> breaking = calc_breaking ();
91 system_->break_into_pieces (breaking);
92 system_->get_paper_systems ();
96 Paper_score::root_system () const
102 Paper_score::layout () const
109 Paper_score::get_systems () const
111 return root_system ()->get_paper_systems ();