(c) 2000--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include <math.h>
+#include "tie-column.hh"
-#include <map>
-#include <set>
+#include <cmath>
-#include "stem.hh"
#include "skyline.hh"
-#include "staff-symbol-referencer.hh"
#include "warn.hh"
-#include "tie-column.hh"
#include "paper-column.hh"
#include "spanner.hh"
#include "pointer-group-interface.hh"
#include "tie.hh"
#include "directional-element-interface.hh"
-#include "rhythmic-head.hh"
+#include "tie-column-format.hh"
+
+using namespace std;
void
Tie_column::add_tie (Grob *me, Grob *tie)
}
}
-int
-Tie::compare (Grob *const &s1,
- Grob *const &s2)
-{
- return sign (Tie::get_position (s1) - Tie::get_position (s2));
-}
+
MAKE_SCHEME_CALLBACK (Tie_column, after_line_breaking, 1);
SCM
}
-
-void
-set_chord_outlines (Drul_array< Array<Skyline_entry> > *skyline_drul,
- Link_array<Grob> ties,
- Grob *common)
-{
- Direction d = LEFT;
-
- Real staff_space = Staff_symbol_referencer::staff_space (ties[0]);
- do
- {
- Array<Box> boxes;
- Interval x_union;
-
- Grob *stem = 0;
- for (int i = 0; i < ties.size (); i++)
- {
- Spanner *tie = dynamic_cast<Spanner*> (ties[i]);
-
- Grob *head = Tie::head (tie, d);
- if (!head)
- continue;
-
- if (!stem)
- stem = unsmob_grob (head->get_object ("stem"));
-
- Real p = Tie::get_position (tie);
- Interval y ((p-1) * 0.5 * staff_space,
- (p+1) * 0.5 * staff_space);
-
- Interval x = head->extent (common, X_AXIS);
- boxes.push (Box (x, y));
- x_union.unite (x);
- }
-
- (*skyline_drul)[d] = empty_skyline (-d);
- for (int i = 0; i < boxes.size (); i++)
- insert_extent_into_skyline (&skyline_drul->elem_ref (d),
- boxes[i], Y_AXIS, -d);
-
- Direction updowndir = DOWN;
- do
- {
- Box b = boxes.boundary (updowndir, 0);
- Interval x = b[X_AXIS];
- x[-d] = b[X_AXIS].linear_combination (-d / 2);
- if (stem
- && !Stem::is_invisible (stem)
- && updowndir == get_grob_direction (stem))
- x.unite (robust_relative_extent (stem, common, X_AXIS));
-
- (*skyline_drul)[d].boundary (updowndir, 0).height_ = x[-d];
- }
- while (flip (&updowndir) != DOWN);
-
- for (int i = 0; i < ties.size (); i++)
- {
- Spanner *tie = dynamic_cast<Spanner*> (ties[i]);
- Grob *head = Tie::head (tie, d);
- if (!head)
- continue;
-
- Grob *dots = unsmob_grob (head->get_object ("dot"));
- if (dots)
- {
- Interval x = dots->extent (common, X_AXIS);
- Real p = Staff_symbol_referencer::get_position (dots);
-
- Interval y (-1,1);
- y *= (staff_space /4);
- y.translate ( p * staff_space * .5);
-
- insert_extent_into_skyline (&skyline_drul->elem_ref (d),
- Box (x,y), Y_AXIS, -d);
- }
- }
-
- }
- while (flip (&d) != LEFT);
-}
-
-
void
Tie_column::new_directions (Grob *me)
{
if (ties.size() == 1)
{
Tie::set_default_control_points (ties[0]);
- return ;
+ return;
}
ties.sort (&Tie::compare);
SCM manual_configs = me->get_property ("tie-configuration");
bool manual_override = false;
- int k = 0;
- for (SCM s = manual_configs;
- scm_is_pair (s) && k < tie_configs.size(); s = scm_cdr (s))
- {
- SCM entry = scm_car (s);
- if (!scm_is_pair (entry))
- continue;
-
- manual_override = true;
- tie_configs[k].position_ = robust_scm2double (scm_car (entry), tie_configs[k].position_);
- tie_configs[k].dir_ = Direction (robust_scm2int (scm_cdr (entry), tie_configs[k].dir_));
- k ++;
- }
-
- if (!tie_configs[0].dir_)
- tie_configs[0].dir_ = DOWN;
- if (!tie_configs.top().dir_)
- tie_configs.top().dir_ = UP;
-
- /*
- Seconds
- */
- for (int i = 1; i < tie_configs.size(); i++)
- {
- if (fabs (tie_configs[i-1].position_ - tie_configs[i].position_) <= 1)
- {
- if (!tie_configs[i-1].dir_)
- tie_configs[i-1].dir_ = DOWN;
- if (!tie_configs[i].dir_)
- tie_configs[i].dir_ = UP;
- }
- }
-
- for (int i = 1; i < tie_configs.size() - 1; i++)
- {
- if (tie_configs[i].dir_)
- continue;
-
- tie_configs[i].dir_ = (Direction) sign (tie_configs[i].position_);
- }
+ set_manual_tie_configuration (&tie_configs,
+ &manual_override,
+ manual_configs);
+ set_tie_config_directions (&tie_configs);
Grob *common = me;
for (int i = 0; i < ties.size (); i++)
/*
Calculate final width and shape of the ties.
*/
- Real staff_space = Staff_symbol_referencer::staff_space (ties[0]);
- Real gap = robust_scm2double (ties[0]->get_property ("x-gap"), 0.2);
for (int i = 0; i < ties.size(); i++)
{
if (!manual_override
&& (i == 0 || i == ties.size () -1))
continue;
-
- Tie_configuration conf = tie_configs[i];
- conf = tie_configs[i];
-
- Real line_dy = 0.0;
- bool on_line = Staff_symbol_referencer::on_staffline (ties[0],
- int (rint (conf.position_)));
- if (on_line)
- line_dy = - sign (conf.height (details) - 0.6 * staff_space)
- * 0.2 * staff_space * conf.dir_;
- Real y = conf.position_ * staff_space * 0.5
- + line_dy;
- conf.attachment_x_
- = get_skyline_attachment (skylines, y);
- conf.attachment_x_.intersect (get_skyline_attachment (skylines,
- y + conf.dir_ * staff_space * .5));
- conf.delta_y_ += line_dy;
- conf.attachment_x_.widen (-gap);
- if (!on_line
- && Staff_symbol_referencer::staff_radius (ties[0]) * staff_space > y)
- conf.center_tie_vertically (details);
-
- tie_configs[i] = conf;
+ final_shape_adjustment (tie_configs[i],
+ skylines,
+ ties[0],
+ details);
}
+
/*
Try to shift small ties into available spaces.
*/
if (!manual_override)
{
- set<int> positions_taken;
- for (int i = 0; i < tie_configs.size (); i++)
- positions_taken.insert (int (rint (tie_configs[i].position_)));
-
- for (int i = 0; i < tie_configs.size (); i++)
- {
- Tie_configuration * conf = &tie_configs.elem_ref (i);
- if (Staff_symbol_referencer::on_staffline (ties[0], int (rint (conf->position_)))
- && conf->height (details) < 0.4 * staff_space
- && (positions_taken.find (int (rint (conf->position_ + conf->dir_)))
- == positions_taken.end ()))
- {
- positions_taken.insert (int (rint (conf->position_ + conf->dir_)));
- conf->delta_y_ += 0.2 * staff_space * conf->dir_;
- }
- }
+ shift_small_ties (&tie_configs, ties[0], details);
}
for (int i = 0; i < ties.size(); i++)
}
+
ADD_INTERFACE (Tie_column, "tie-column-interface",
"Object that sets directions of multiple ties in a tied chord",
+
+ /* properties */
"positioning-done "
"tie-configuration "
);
+