source file of the GNU LilyPond music typesetter
- (c) 1996--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 1996--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include "system.hh"
#include "axis-group-interface.hh"
#include "grob-array.hh"
#include "international.hh"
+#include "lookup.hh"
#include "main.hh"
#include "output-def.hh"
#include "paper-column.hh"
#include "paper-score.hh"
#include "paper-system.hh"
#include "pointer-group-interface.hh"
-#include "spacing-interface.hh"
+#include "skyline-pair.hh"
#include "staff-symbol-referencer.hh"
#include "warn.hh"
-#include "lookup.hh"
-
-extern bool debug_skylines;
System::System (System const &src)
: Spanner (src)
grobs[i]->fixup_refpoint ();
}
-SCM
-System::get_paper_systems ()
+void
+System::do_break_substitution_and_fixup_refpoints ()
{
for (vsize i = 0; i < all_elements_->size (); i++)
{
if (be_verbose_global)
message (_f ("Element count %d.", count + element_count ()));
+}
+
+SCM
+System::get_broken_system_grobs ()
+{
+ SCM ret = SCM_EOL;
+ for (vsize i = 0; i < broken_intos_.size (); i++)
+ ret = scm_cons (broken_intos_[i]->self_scm (), ret);
+ return scm_reverse (ret);
+}
+SCM
+System::get_paper_systems ()
+{
SCM lines = scm_c_make_vector (broken_intos_.size (), SCM_EOL);
for (vsize i = 0; i < broken_intos_.size (); i++)
{
System *system = dynamic_cast<System *> (broken_intos_[i]);
- system->post_processing ();
- system->build_skylines ();
- if (i > 0)
- {
- System *prev = dynamic_cast<System*> (broken_intos_[i-1]);
- Real r = prev->skylines_[DOWN].distance (system->skylines_[UP]);
- system->set_property ("skyline-distance", scm_from_double (r));
- }
scm_vector_set_x (lines, scm_from_int (i),
system->get_paper_system ());
system->set_bound (LEFT, c[0]);
system->set_bound (RIGHT, c.back ());
+ SCM system_labels = SCM_EOL;
for (vsize j = 0; j < c.size (); j++)
{
c[j]->translate_axis (breaking[i].config_[j], X_AXIS);
dynamic_cast<Paper_column *> (c[j])->system_ = system;
+ /* collect the column labels */
+ SCM col_labels = c[j]->get_property ("labels");
+ if (scm_is_pair (col_labels))
+ system_labels = scm_append (scm_list_2 (col_labels, system_labels));
}
+ system->set_property ("labels", system_labels);
set_loose_columns (system, &breaking[i]);
broken_intos_.push_back (system);
SCM exprs = SCM_EOL;
SCM *tail = &exprs;
+ post_processing ();
+
vector<Layer_entry> entries;
for (vsize j = 0; j < all_elements_->size (); j++)
{
Grob *g = entries[j].grob_;
Stencil st = g->get_print_stencil ();
- if (st.expr() == SCM_EOL)
+ if (st.expr () == SCM_EOL)
continue;
Offset o;
exprs));
if (debug_skylines)
{
- sys_stencil.add_stencil (Lookup::points_to_line_stencil (0.1, skylines_[UP].to_points ()).in_color (255, 0, 0));
- sys_stencil.add_stencil (Lookup::points_to_line_stencil (0.1, skylines_[DOWN].to_points ()).in_color (0, 255, 0));
+ Skyline_pair *skylines = Skyline_pair::unsmob (get_property ("vertical-skylines"));
+ if (skylines)
+ {
+ Stencil up
+ = Lookup::points_to_line_stencil (0.1, (*skylines)[UP].to_points (X_AXIS));
+ Stencil down
+ = Lookup::points_to_line_stencil (0.1, (*skylines)[DOWN].to_points (X_AXIS));
+ sys_stencil.add_stencil (up.in_color (255, 0, 0));
+ sys_stencil.add_stencil (down.in_color (0, 255, 0));
+ }
}
Grob *left_bound = this->get_bound (LEFT);
/* information that the page breaker might need */
Grob *right_bound = this->get_bound (RIGHT);
- pl->set_property ("skyline-distance", get_property ("skyline-distance"));
+ pl->set_property ("vertical-skylines", this->get_property ("vertical-skylines"));
pl->set_property ("page-break-permission", right_bound->get_property ("page-break-permission"));
pl->set_property ("page-turn-permission", right_bound->get_property ("page-turn-permission"));
pl->set_property ("page-break-penalty", right_bound->get_property ("page-break-penalty"));
pl->set_property ("page-turn-penalty", right_bound->get_property ("page-turn-penalty"));
- if (!scm_is_pair (pl->get_property ("refpoint-Y-extent")))
- {
- Interval staff_refpoints;
- staff_refpoints.set_empty ();
- extract_grob_set (this, "spaceable-staves", staves);
- for (vsize i = 0; i < staves.size (); i++)
- {
- Grob *g = staves[i];
- staff_refpoints.add_point (g->relative_coordinate (this, Y_AXIS));
- }
- pl->set_property ("refpoint-Y-extent", ly_interval2scm (staff_refpoints));
- }
+ Interval staff_refpoints;
+ extract_grob_set (this, "spaceable-staves", staves);
+ for (vsize i = 0; i < staves.size (); i++)
+ staff_refpoints.add_point (staves[i]->relative_coordinate (this, Y_AXIS));
+ pl->set_property ("staff-refpoint-extent", ly_interval2scm (staff_refpoints));
pl->set_property ("system-grob", this->self_scm ());
return pl->unprotect ();
return dynamic_cast<System*> (system_grob);
}
-void
-System::build_skylines ()
-{
- vector<Box> boxes;
- for (vsize i = 0; i < all_elements_->size (); i++)
- {
- Grob *g = all_elements_->grob (i);
- if (!unsmob_stencil (g->get_property ("stencil")))
- continue;
-
- Interval xiv = g->extent (this, X_AXIS);
- Interval yiv = g->extent (this, Y_AXIS);
- if (!xiv.is_empty () && !yiv.is_empty ())
- boxes.push_back (Box (xiv, yiv));
- }
-
- SCM horizon_padding_scm = get_property ("skyline-horizontal-padding");
- Real horizon_padding = robust_scm2double (horizon_padding_scm, 0);
- skylines_[UP] = Skyline (boxes, horizon_padding, X_AXIS, UP);
- skylines_[DOWN] = Skyline (boxes, horizon_padding, X_AXIS, DOWN);
-}
-
-
ADD_INTERFACE (System,
- "This is the toplevel object: each object in a score "
- "ultimately has a System object as its X and Y parent. ",
+ "This is the top-level object: Each object in a score"
+ " ultimately has a @code{System} object as its X and"
+ " Y@tie{}parent.",
/* properties */
"all-elements "
"columns "
+ "labels "
"pure-Y-extent "
"spaceable-staves "
"skyline-distance "