#include "note-head.hh"
#include "lookup.hh"
#include "molecule.hh"
-#include "p-col.hh"
+#include "paper-column.hh"
#include "misc.hh"
#include "beam.hh"
#include "rest.hh"
-Stem::~Stem ()
+void
+Stem::set_direction (Direction d)
{
+ if (!dir_)
+ warning (_ ("stem direction set already!"));
+
+ dir_ = d;
+
+ /*
+ todo
+ */
}
Stem::Stem ()
Interval_t<int> r;
for (int i =0; i < head_l_arr_.size (); i++)
{
- int p = head_l_arr_[i]->position_i_;
+ int p = (int)head_l_arr_[i]->position_f ();
r[BIGGER] = r[BIGGER] >? p;
r[SMALLER] = r[SMALLER] <? p;
}
Stem::do_print () const
{
#ifndef NPRINT
- DOUT << "flag "<< flag_i_;
+ DEBUG_OUT << "flag "<< flag_i_;
if (beam_l_)
- DOUT << "beamed";
+ DEBUG_OUT << "beamed";
#endif
}
{
// todo: margins
if (dir_ && dir_ * head_positions()[dir_] >= se*dir_)
- warning (_ ("weird stem size; check for narrow beams"));
+ warning (_ ("Weird stem size; check for narrow beams"));
yextent_drul_[dir_] = se;
void
Stem::add_head (Rhythmic_head *n)
{
+ n->stem_l_ = this;
n->add_dependency (this); // ?
if (Note_head *nh = dynamic_cast<Note_head *> (n))
{
Direction
Stem::get_default_dir () const
{
- return (get_center_distance (UP) >
- get_center_distance (DOWN))
- ? DOWN
- : UP;
+ int du = get_center_distance (UP);
+ int dd = get_center_distance (DOWN);
+
+ if (sign (dd - du))
+ return Direction (sign (dd -du));
+
+ return Direction (int(paper_l ()->get_var ("stem_default_neutral_direction")));
}
Direction
return dir_;
}
-void
-Stem::set_default_dir ()
-{
- dir_ = get_default_dir ();
-}
void
Stem::set_default_stemlen ()
{
- Real internote_f = staff_line_leading_f ()/2.0;
- Real length_f = paper_l ()->get_var ("stem_length0") / internote_f;
- Real shorten_f = paper_l ()->get_var ("forced_stem_shorten0") / internote_f;
+ Real length_f = 0.;
+ SCM scm_len = get_elt_property(length_scm_sym);
+ if (scm_len != SCM_BOOL_F)
+ {
+ length_f = gh_scm2double (SCM_CDR(scm_len));
+ }
+ else
+ length_f = paper_l ()->get_var ("stem_length0");
+
+ bool grace_b = get_elt_property (grace_scm_sym) != SCM_BOOL_F;
+ String type_str = grace_b ? "grace_" : "";
+
+ Real shorten_f = paper_l ()->get_var (type_str + "forced_stem_shorten0");
if (!dir_)
- set_default_dir ();
+ dir_ = get_default_dir ();
+
/*
stems in unnatural (forced) direction should be shortened,
according to [Roush & Gourlay]
set_stemend ((dir_ > 0) ? head_positions()[BIGGER] + length_f:
head_positions()[SMALLER] - length_f);
- if (dir_ * stem_end_f () < 0)
+ if (!grace_b && (dir_ * stem_end_f () < 0))
set_stemend (0);
}
head_l_arr_.top ()->set_elt_property (extremal_scm_sym, SCM_BOOL_T);
int parity=1;
- int lastpos = beginhead->position_i_;
+ int lastpos = int (beginhead->position_f ());
for (int i=1; i < head_l_arr_.size (); i ++)
{
- int dy =abs (lastpos- head_l_arr_[i]->position_i_);
+ int dy =abs (lastpos- (int)head_l_arr_[i]->position_f ());
if (dy <= 1)
{
}
else
parity = 1;
- lastpos = head_l_arr_[i]->position_i_;
+ lastpos = int (head_l_arr_[i]->position_f ());
}
}
if (yextent_drul_[DOWN]== yextent_drul_[UP])
set_default_extents ();
set_noteheads ();
- flag_i_ = flag_i_;
+
if (invisible_b ())
{
set_elt_property (transparent_scm_sym, SCM_BOOL_T);
}
- set_empty (invisible_b ());
+ set_empty (invisible_b (), X_AXIS, Y_AXIS);
+ set_spacing_hints ();
+}
+
+
+
+/**
+ set stem directions for hinting the optical spacing correction.
+
+ Modifies DIR_LIST property of the Stem's Score_column
+
+ TODO: more advanced: supply height of noteheads as well, for more advanced spacing possibilities
+ */
+
+void
+Stem::set_spacing_hints ()
+{
+ if (!invisible_b ())
+ {
+ SCM scmdir = gh_int2scm (dir_);
+ SCM dirlist = column_l ()->get_elt_property (dir_list_scm_sym);
+ if (dirlist == SCM_BOOL_F)
+ dirlist = SCM_EOL;
+ else
+ dirlist = SCM_CDR (dirlist);
+
+ if (scm_sloppy_memq (scmdir, dirlist) == SCM_EOL)
+ {
+ dirlist = gh_cons (scmdir, dirlist);
+ column_l ()->set_elt_property (dir_list_scm_sym, dirlist);
+ }
+ }
}
+Molecule
+Stem::flag () const
+{
+ String style;
+ SCM st = get_elt_property (style_scm_sym);
+ if ( st != SCM_BOOL_F)
+ {
+ st = SCM_CDR(st);
+ style = ly_scm2string (st);
+ }
+
+ char c = (dir_ == UP) ? 'u' : 'd';
+ Molecule m = lookup_l ()->afm_find (String ("flags-") + to_str (c) +
+ to_str (flag_i_));
+ if (!style.empty_b ())
+ m.add_molecule(lookup_l ()->afm_find (String ("flags-") + to_str (c) + style));
+ return m;
+}
Interval
Stem::do_width () const
; // TODO!
else
{
- r = lookup_l ()->flag (flag_i_, dir_).dim_.x ();
+ r = flag ().dim_.x ();
r += note_delta_f ();
}
return r;
if (!invisible_b ())
{
- Molecule ss =lookup_l ()->stem (stem_y[DOWN]*dy,
- stem_y[UP]*dy);
+ Real stem_width = paper_l ()->get_var ("stemthickness");
+ Molecule ss =lookup_l ()->filledbox (Box (Interval (-stem_width/2, stem_width/2),
+ Interval (stem_y[DOWN]*dy, stem_y[UP]*dy)));
mol_p->add_molecule (ss);
}
if (!beam_l_ && abs (flag_i_) > 2)
{
- Molecule fl = lookup_l ()->flag (flag_i_, dir_);
+ Molecule fl = flag ();
fl.translate_axis(stem_y[dir_]*dy, Y_AXIS);
mol_p->add_molecule (fl);
}