X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fnote-column.cc;h=a53c06006943921f0f8b594e73f4025908003468;hb=9e69cb84d6ee5b0a861cd97869b10e3bdf0c833c;hp=7216a4a9b4f8c116bc1642313943ba48d32148a2;hpb=48f2b9351f93d0161c675cfb60e95bf919041df2;p=lilypond.git diff --git a/lily/note-column.cc b/lily/note-column.cc index 7216a4a9b4..a53c060069 100644 --- a/lily/note-column.cc +++ b/lily/note-column.cc @@ -3,223 +3,200 @@ source file of the GNU LilyPond music typesetter - (c) 1997--1999 Han-Wen Nienhuys + (c) 1997--2006 Han-Wen Nienhuys */ -#include // ceil - -#include "dot-column.hh" #include "note-column.hh" -#include "beam.hh" + +#include // ceil +using namespace std; + +#include "accidental-placement.hh" +#include "axis-group-interface.hh" +#include "directional-element-interface.hh" +#include "international.hh" +#include "item.hh" #include "note-head.hh" -#include "stem.hh" +#include "output-def.hh" +#include "pointer-group-interface.hh" #include "rest.hh" -#include "debug.hh" -#include "paper-def.hh" -#include "group-interface.hh" #include "staff-symbol-referencer.hh" +#include "stem.hh" +#include "warn.hh" + +/* + TODO: figure out if we can prune this class. This is just an + annoying layer between (rest)collision & (note-head + stem) +*/ bool -Note_column::rest_b () const +Note_column::has_rests (Grob *me) { - SCM r = get_elt_property ("rests"); - - return gh_pair_p (r); + return unsmob_grob (me->get_object ("rest")); } -int -Note_column::shift_compare (Note_column *const &p1, Note_column*const&p2) +bool +Note_column::shift_less (Grob *const &p1, Grob *const &p2) { - SCM s1 = p1->get_elt_property ("horizontal-shift"); - SCM s2 = p2->get_elt_property ("horizontal-shift"); + SCM s1 = p1->get_property ("horizontal-shift"); + SCM s2 = p2->get_property ("horizontal-shift"); - int h1 = (gh_number_p (s1))? gh_scm2int (s1) :0; - int h2 = (gh_number_p (s2)) ? gh_scm2int (s2):0; - return h1 - h2; + int h1 = (scm_is_number (s1)) ? scm_to_int (s1) : 0; + int h2 = (scm_is_number (s2)) ? scm_to_int (s2) : 0; + return h1 < h2; } -Note_column::Note_column() +Item * +Note_column::get_stem (Grob *me) { - set_elt_property ("rests", SCM_EOL); - set_elt_property ("note-heads", SCM_EOL); - set_axes (X_AXIS, Y_AXIS); + SCM s = me->get_object ("stem"); + return unsmob_item (s); } -Stem * -Note_column::stem_l () const -{ - SCM s = get_elt_property ("stem"); - return dynamic_cast (unsmob_element (s)); - -} - - Slice -Note_column::head_positions_interval() const +Note_column::head_positions_interval (Grob *me) { - Slice iv; + Slice iv; iv.set_empty (); - SCM h = get_elt_property ("note-heads"); - for (; gh_pair_p (h); h = gh_cdr (h)) + extract_grob_set (me, "note-heads", heads); + for (vsize i = 0; i < heads.size (); i++) { - Score_element *se = unsmob_element (gh_car (h)); - Staff_symbol_referencer_interface si (se); - - int j = int (si.position_f ()); - iv.unite (Slice (j,j)); + Grob *se = heads[i]; + + int j = Staff_symbol_referencer::get_rounded_position (se); + iv.unite (Slice (j, j)); } return iv; } Direction -Note_column::dir () const +Note_column::dir (Grob *me) { - if (stem_l ()) - return stem_l ()->get_direction (); - else if (gh_pair_p (get_elt_property ("note-heads"))) - return (Direction)sign (head_positions_interval().center ()); + Grob *stem = unsmob_grob (me->get_object ("stem")); + if (stem && Stem::has_interface (stem)) + return get_grob_direction (stem); + else + { + extract_grob_set (me, "note-heads", heads); + if (heads.size ()) + return (Direction)sign (head_positions_interval (me).center ()); + } - programming_error ("Note column without heads and stem!"); + programming_error ("note column without heads and stem"); return CENTER; } - void -Note_column::set_stem (Stem * stem_l) +Note_column::set_stem (Grob *me, Grob *stem) { - set_elt_property ("stem", stem_l->self_scm_); - - add_dependency (stem_l); - add_element (stem_l); + me->set_object ("stem", stem->self_scm ()); + Axis_group_interface::add_element (me, stem); } - +Grob * +Note_column::get_rest (Grob *me) +{ + return unsmob_grob (me->get_object ("rest")); +} void -Note_column::add_head (Rhythmic_head *h) +Note_column::add_head (Grob *me, Grob *h) { - if (Rest*r=dynamic_cast (h)) + bool both = false; + if (Rest::has_interface (h)) { - Group_interface gi (this, "rests"); - gi.add_element (h); + extract_grob_set (me, "note-heads", heads); + if (heads.size ()) + both = true; + else + me->set_object ("rest", h->self_scm ()); } - if (Note_head *nh=dynamic_cast (h)) + else if (Note_head::has_interface (h)) { - Group_interface gi (this, "note-heads"); - gi.add_element (nh); + if (unsmob_grob (me->get_object ("rest"))) + both = true; + Pointer_group_interface::add_grob (me, ly_symbol2scm ("note-heads"), h); } - add_element (h); + + if (both) + me->warning (_ ("can't have note heads and rests together on a stem")); + else + Axis_group_interface::add_element (me, h); } /** - translate the rest symbols vertically by amount DY_I. - */ + translate the rest symbols vertically by amount DY, but only if + they have no staff-position set. +*/ void -Note_column::translate_rests (int dy_i) +Note_column::translate_rests (Grob *me, int dy) { - SCM s = get_elt_property ("rests"); - for (; gh_pair_p (s); s = gh_cdr (s)) + Grob *r = unsmob_grob (me->get_object ("rest")); + if (r && !scm_is_number (r->get_property ("staff-position"))) { - Score_element * se = unsmob_element (gh_car (s)); - Staff_symbol_referencer_interface si (se); - - se->translate_axis (dy_i * si.staff_space ()/2.0, Y_AXIS); + r->translate_axis (dy * Staff_symbol_referencer::staff_space (r) / 2.0, Y_AXIS); + Grob *p = r->get_parent (Y_AXIS); + p->flush_extent_cache (Y_AXIS); } } - void -Note_column::set_dotcol (Dot_column *d) +Note_column::set_dotcol (Grob *me, Grob *d) { - add_element (d); + Axis_group_interface::add_element (me, d); } -/* - [TODO] - handle rest under beam (do_post: beams are calculated now) - what about combination of collisions and rest under beam. - - Should lookup - - rest -> stem -> beam -> interpolate_y_position () -*/ - -void -Note_column::do_post_processing () +Grob * +Note_column::first_head (Grob *me) { - if (!stem_l () || !rest_b ()) - return; - - Beam * b = stem_l ()->beam_l (); - if (!b || !b->stem_count ()) - return; - - /* ugh. Should be done by beam. - (what? should be done --jcn) - scary too?: height is calculated during post_processing - */ - Real beam_dy = 0; - Real beam_y = 0; - - SCM s = b->get_elt_property ("height"); - if (gh_number_p (s)) - beam_dy = gh_scm2double (s); - - s = b->get_elt_property ("y-position"); - if (gh_number_p (s)) - beam_y = gh_scm2double (s); - - Real x0 = b->first_visible_stem ()->hpos_f (); - Real dx = b->last_visible_stem ()->hpos_f () - x0; - Real dydx = beam_dy && dx ? beam_dy/dx : 0; - - Direction d = stem_l ()->get_direction (); - Real beamy = (stem_l ()->hpos_f () - x0) * dydx + beam_y; - - s = get_elt_property ("rests"); - Score_element * se = unsmob_element (gh_car (s)); - Staff_symbol_referencer_interface si (se); - - Real staff_space = si.staff_space (); - Real rest_dim = extent (Y_AXIS)[d]*2.0 /staff_space ; - - Real minimum_dist - = paper_l ()->get_var ("restcollision_minimum_beamdist") ; - Real dist = - minimum_dist + -d * (beamy - rest_dim) >? 0; - - int stafflines = si.line_count (); - - // move discretely by half spaces. - int discrete_dist = int (ceil (dist )); - - // move by whole spaces inside the staff. - if (discrete_dist < stafflines+1) - discrete_dist = int (ceil (discrete_dist / 2.0)* 2.0); - - translate_rests (-d * discrete_dist); + Grob *st = get_stem (me); + return st ? Stem::first_head (st) : 0; } - -Interval -Note_column::rest_dim () const +/* + Return the first Accidentals grob that we find in a note-head. +*/ +Grob * +Note_column::accidentals (Grob *me) { - Interval restdim; - SCM s = get_elt_property ("rests"); - for (; gh_pair_p (s); s = gh_cdr (s)) + extract_grob_set (me, "note-heads", heads); + Grob *acc = 0; + for (vsize i = 0; i < heads.size (); i++) { - Score_element * sc = unsmob_element ( gh_car (s)); - restdim.unite (sc->extent (Y_AXIS)); + Grob *h = heads[i]; + acc = h ? unsmob_grob (h->get_object ("accidental-grob")) : 0; + if (acc) + break; } - - return restdim; + + if (!acc) + return 0; + + if (Accidental_placement::has_interface (acc->get_parent (X_AXIS))) + return acc->get_parent (X_AXIS); + + /* compatibility. */ + return acc; } -Note_head* -Note_column::first_head () const +Grob * +Note_column::arpeggio (Grob *me) { - Stem * st = stem_l (); - return st? st->first_head (): 0; + return unsmob_grob (me->get_object ("arpeggio")); } + +ADD_INTERFACE (Note_column, + "Stem and noteheads combined", + + /* properties */ + "accidentals " + "arpeggio " + "force-hshift " + "horizontal-shift " + "note-heads " + "rest " + "rest-collision " + "stem " + );