#include "paper-system.hh"
#include "tweak-registration.hh"
-
System::System (System const &src, int count)
: Spanner (src, count)
{
rank_ = 0;
}
-System::System (SCM s, Object_key const*key)
+System::System (SCM s, Object_key const *key)
: Spanner (s, key)
{
rank_ = 0;
}
-
-Grob *
+Grob *
System::clone (int count) const
{
return new System (*this, count);
}
-
int
System::element_count () const
{
{
int k = 0;
for (SCM s = get_property ("all-elements"); scm_is_pair (s); s = scm_cdr (s))
- if (dynamic_cast<Spanner*> (unsmob_grob (scm_car (s))))
+ if (dynamic_cast<Spanner *> (unsmob_grob (scm_car (s))))
k++;
return k;
}
void
-System::typeset_grob (Grob * elem)
+System::typeset_grob (Grob *elem)
{
if (elem->pscore_)
programming_error ("Adding element twice.");
if (g->internal_has_interface (ly_symbol2scm ("only-prebreak-interface")))
{
/*
- Kill no longer needed grobs.
- */
- Item * it = dynamic_cast<Item*> (g);
+ Kill no longer needed grobs.
+ */
+ Item *it = dynamic_cast<Item *> (g);
if (it && Item::is_breakable (it))
{
it->find_prebroken_piece (LEFT)->suicide ();
fixup_refpoint (scm_car (s));
count += scm_ilength (all);
}
-
+
/*
needed for doing items.
- */
+ */
fixup_refpoints (get_property ("all-elements"));
for (SCM s = get_property ("all-elements"); scm_is_pair (s); s = scm_cdr (s))
handle_broken_dependencies ();
#if 0 /* don't do this: strange side effects. */
-
+
/* Because the this->get_property (all-elements) contains items in 3
versions, handle_broken_dependencies () will leave duplicated
items in all-elements. Strictly speaking this is harmless, but
for (int i = 0; i < line_count; i++)
{
SCM all = broken_intos_[i]->get_property ("all-elements");
- all = ly_list_qsort_uniq_x(all);
+ all = ly_list_qsort_uniq_x (all);
}
#endif
-
+
if (be_verbose_global)
- progress_indication (_f ("Element count %d.", count + element_count ()));
+ progress_indication (_f ("Element count %d.", count + element_count ()));
int line_count = broken_intos_.size ();
SCM lines = scm_c_make_vector (line_count, SCM_EOL);
-
+
for (int i = 0; i < line_count; i++)
{
if (be_verbose_global)
progress_indication ("[");
- System *system = dynamic_cast<System*> (broken_intos_[i]);
+ System *system = dynamic_cast<System *> (broken_intos_[i]);
system->post_processing ();
scm_vector_set_x (lines, scm_int2num (i), system->get_line ());
return lines;
}
-/* Find the loose columns in POSNS, and drape them around the columns
- specified in BETWEEN-COLS. */
-static void
-set_loose_columns (System* which, Column_x_positions const *posns)
-{
- int loose_col_count = posns->loose_cols_.size ();
- for (int i = 0; i < loose_col_count; i++)
- {
- int divide_over = 1;
- Item *loose = dynamic_cast<Item*> (posns->loose_cols_[i]);
- Paper_column* col = dynamic_cast<Paper_column*> (loose);
-
- if (col->system_)
- continue;
-
- Item *left = 0;
- Item *right = 0;
- while (1)
- {
- SCM between = loose->get_property ("between-cols");
- if (!scm_is_pair (between))
- break;
-
- Item *le = dynamic_cast<Item*> (unsmob_grob (scm_car (between)));
- Item *re = dynamic_cast<Item*> (unsmob_grob (scm_cdr (between)));
-
- if (!(le && re))
- break;
-
- if (!left && le)
- {
- left = le->get_column ();
- if (!left->get_system ())
- left = left->find_prebroken_piece (RIGHT);
- }
-
- divide_over++;
- loose = right = re->get_column ();
- }
-
- if (!right->get_system ())
- right = right->find_prebroken_piece (LEFT);
-
- /* Divide the remaining space of the column over the left and
- right side. At the moment, FIXME */
- Grob *common = right->common_refpoint (left, X_AXIS);
-
- Real rx = right->extent (common, X_AXIS)[LEFT];
- Real lx = left->extent (common, X_AXIS)[RIGHT];
- Real total_dx = rx - lx;
- Interval cval = col->extent (col, X_AXIS);
-
- /* Put it in the middle. This is not an ideal solution -- the
- break alignment code inserts a fixed space before the clef
- (about 1 SS), while the space following the clef is flexible.
- In tight situations, the clef will almost be on top of the
- following note. */
- Real dx = rx - lx - cval.length ();
- if (total_dx < 2* cval.length ())
- {
- /* TODO: this is discontinuous. I'm too tired to
- invent a sliding mechanism. Duh. */
- dx *= 0.25;
- }
- else
- dx *= 0.5;
-
- col->system_ = which;
- col->translate_axis (-col->relative_coordinate (common, X_AXIS), X_AXIS);
- col->translate_axis (lx + dx - cval[LEFT], X_AXIS);
- }
-}
-
-// const?
void
System::break_into_pieces (Array<Column_x_positions> const &breaking)
{
for (int i = 0; i < breaking.size (); i++)
{
- System *system = dynamic_cast <System*> (clone (i));
+ System *system = dynamic_cast<System *> (clone (i));
system->rank_ = i;
Link_array<Grob> c (breaking[i].cols_);
pscore_->typeset_line (system);
-
+
system->set_bound (LEFT, c[0]);
system->set_bound (RIGHT, c.top ());
for (int j = 0; j < c.size (); j++)
{
c[j]->translate_axis (breaking[i].config_[j], X_AXIS);
- dynamic_cast<Paper_column*> (c[j])->system_ = system;
+ dynamic_cast<Paper_column *> (c[j])->system_ = system;
}
set_loose_columns (system, &breaking[i]);
broken_intos_.push (system);
}
void
-System::add_column (Paper_column*p)
+System::add_column (Paper_column *p)
{
Grob *me = this;
SCM cs = me->get_property ("columns");
- Grob *prev = scm_is_pair (cs) ? unsmob_grob (scm_car (cs)) : 0;
+ Grob *prev = scm_is_pair (cs) ? unsmob_grob (scm_car (cs)) : 0;
- p->rank_ = prev ? Paper_column::get_rank (prev) + 1 : 0;
+ p->rank_ = prev ? Paper_column::get_rank (prev) + 1 : 0;
me->set_property ("columns", scm_cons (p->self_scm (), cs));
{
SCM proc = scm_caar (s);
SCM rest = scm_cdar (s);
- scm_apply_1 (proc, g->self_scm(), rest);
+ scm_apply_1 (proc, g->self_scm (), rest);
}
}
}
if (be_verbose_global)
progress_indication (_f ("Grob count %d", element_count ()));
-
+
for (SCM s = get_property ("all-elements"); scm_is_pair (s); s = scm_cdr (s))
unsmob_grob (scm_car (s))->handle_prebroken_dependencies ();
-
+
fixup_refpoints (get_property ("all-elements"));
-
for (SCM s = get_property ("all-elements"); scm_is_pair (s); s = scm_cdr (s))
apply_tweaks (unsmob_grob (scm_car (s)), false);
Grob *sc = unsmob_grob (scm_car (s));
sc->calculate_dependencies (PRECALCED, PRECALCING, ly_symbol2scm ("before-line-breaking-callback"));
}
-
+
progress_indication ("\n");
progress_indication (_ ("Calculating line breaks..."));
progress_indication (" ");
for (SCM s = get_property ("all-elements"); scm_is_pair (s); s = scm_cdr (s))
{
Grob *g = unsmob_grob (scm_car (s));
-
+
apply_tweaks (g, true);
g->calculate_dependencies (POSTCALCED, POSTCALCING,
- ly_symbol2scm ("after-line-breaking-callback"));
+ ly_symbol2scm ("after-line-breaking-callback"));
}
Interval iv (extent (this, Y_AXIS));
programming_error ("System with zero extent.");
else
translate_axis (-iv[MAX], Y_AXIS);
-
+
/* Generate all stencils to trigger font loads.
This might seem inefficient, but Stencils are cached per grob
anyway. */
SCM
System::get_line ()
-{
+{
static int const LAYER_COUNT = 3;
SCM exprs = SCM_EOL;
/* Output stencils in three layers: 0, 1, 2. Default layer: 1. */
SCM all = get_property ("all-elements");
-
+
for (int i = 0; i < LAYER_COUNT; i++)
for (SCM s = all; scm_is_pair (s); s = scm_cdr (s))
{
st.translate (o + extra);
*tail = scm_cons (st.expr (), SCM_EOL);
- tail = SCM_CDRLOC(*tail);
+ tail = SCM_CDRLOC (*tail);
}
if (Stencil *me = get_stencil ())
exprs));
Interval staff_refpoints;
- staff_refpoints.set_empty();
+ staff_refpoints.set_empty ();
for (SCM s = get_property ("spaceable-staves");
scm_is_pair (s); s = scm_cdr (s))
- {
- Grob *g = unsmob_grob (scm_car (s));
- staff_refpoints.add_point (g->relative_coordinate (this, Y_AXIS));
- }
-
-
+ {
+ Grob *g = unsmob_grob (scm_car (s));
+ staff_refpoints.add_point (g->relative_coordinate (this, Y_AXIS));
+ }
+
Paper_system *pl = new Paper_system (sys_stencil, false);
pl->staff_refpoints_ = staff_refpoints;
- Item * break_point = this->get_bound(LEFT);
- pl->break_before_penalty_ =
- robust_scm2double (break_point->get_property ("page-penalty"), 0.0);
-
+ Item *break_point = this->get_bound (LEFT);
+ pl->break_before_penalty_
+ = robust_scm2double (break_point->get_property ("page-penalty"), 0.0);
+
return scm_gc_unprotect_object (pl->self_scm ());
}
-Link_array<Item>
+Link_array<Item>
System::broken_col_range (Item const *left, Item const *right) const
{
Link_array<Item> ret;
while (scm_is_pair (s) && scm_car (s) != left->self_scm ())
{
- Paper_column*c = dynamic_cast<Paper_column*> (unsmob_grob (scm_car (s)));
+ Paper_column *c = dynamic_cast<Paper_column *> (unsmob_grob (scm_car (s)));
if (Item::is_breakable (c) && !c->system_)
ret.push (c);