X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fspanner.cc;h=bb6f743a24d5034eab9a0e6cb76805b11308a071;hb=aade5eaab9ddc9b948db6edbb0d43a6f4a691fda;hp=134067150d66adf2b4124efcb1199a3463edade3;hpb=332da9f4d25f9f63a3222efc87fae06b0c7abbdd;p=lilypond.git diff --git a/lily/spanner.cc b/lily/spanner.cc index 134067150d..bb6f743a24 100644 --- a/lily/spanner.cc +++ b/lily/spanner.cc @@ -3,27 +3,22 @@ source file of the GNU LilyPond music typesetter - (c) 1996--2004 Han-Wen Nienhuys + (c) 1996--2006 Han-Wen Nienhuys */ #include "spanner.hh" -#include -#include - -#include "warn.hh" +#include "pointer-group-interface.hh" +#include "libc-extension.hh" +#include "paper-column.hh" #include "paper-column.hh" #include "paper-score.hh" #include "stencil.hh" -#include "paper-outputter.hh" -#include "paper-column.hh" #include "system.hh" -#include "group-interface.hh" - - +#include "warn.hh" -Grob * +Grob * Spanner::clone (int count) const { return new Spanner (*this, count); @@ -33,29 +28,29 @@ void Spanner::do_break_processing () { //break_into_pieces - Item * left = spanned_drul_[LEFT]; - Item * right = spanned_drul_[RIGHT]; + Item *left = spanned_drul_[LEFT]; + Item *right = spanned_drul_[RIGHT]; if (!left || !right) return; - + /* Check if our parent in X-direction spans equally wide or wider than we do. - */ - for (int a = X_AXIS; a < NO_AXES; a ++) + */ + for (int a = X_AXIS; a < NO_AXES; a++) { - if (Spanner* parent = dynamic_cast (get_parent ((Axis)a))) + if (Spanner *parent = dynamic_cast (get_parent ((Axis)a))) { if (!parent->spanned_rank_iv ().superset (this->spanned_rank_iv ())) { programming_error (to_string ("Spanner `%s' is not fully contained in parent spanner `%s'.", - name ().to_str0 (), - parent->name ().to_str0 ())); + name ().c_str (), + parent->name ().c_str ())); } } } - + if (get_system () || is_broken ()) return; @@ -67,33 +62,34 @@ Spanner::do_break_processing () Direction d = LEFT; do { - Item* bound = left->find_prebroken_piece (d); + Item *bound = left->find_prebroken_piece (d); if (!bound) programming_error ("no broken bound"); else if (bound->get_system ()) { - Spanner * span = dynamic_cast (clone (broken_intos_.size ())); + Spanner *span = dynamic_cast (clone (broken_intos_.size ())); span->set_bound (LEFT, bound); span->set_bound (RIGHT, bound); - assert (span->get_system ()); + assert (span->get_system ()); span->get_system ()->typeset_grob (span); - broken_intos_.push (span); + broken_intos_.push_back (span); } } - while ((flip (&d))!= LEFT); + while ((flip (&d)) != LEFT); } else { - Link_array break_points = pscore_->system_->broken_col_range (left,right); + System *root = get_root_system (this); + vector break_points = root->broken_col_range (left, right); - break_points.insert (left,0); - break_points.push (right); + break_points.insert (break_points.begin () + 0, left); + break_points.push_back (right); - for (int i =1; i < break_points.size (); i++) + for (vsize i = 1; i < break_points.size (); i++) { - Drul_array bounds; - bounds[LEFT] = break_points[i-1]; + Drul_array bounds; + bounds[LEFT] = break_points[i - 1]; bounds[RIGHT] = break_points[i]; Direction d = LEFT; do @@ -101,20 +97,20 @@ Spanner::do_break_processing () if (!bounds[d]->get_system ()) bounds[d] = bounds[d]->find_prebroken_piece (- d); } - while ((flip (&d))!= LEFT); + while ((flip (&d)) != LEFT); - if (!bounds[LEFT] || ! bounds[RIGHT]) + if (!bounds[LEFT] || ! bounds[RIGHT]) { programming_error ("bounds of this piece aren't breakable. "); - continue; + continue; } - Spanner *span = dynamic_cast (clone (broken_intos_.size ())); - span->set_bound (LEFT,bounds[LEFT]); - span->set_bound (RIGHT,bounds[RIGHT]); + Spanner *span = dynamic_cast (clone (broken_intos_.size ())); + span->set_bound (LEFT, bounds[LEFT]); + span->set_bound (RIGHT, bounds[RIGHT]); + + if (!bounds[LEFT]->get_system () - if (!bounds[LEFT]->get_system () - || !bounds[RIGHT]->get_system () || bounds[LEFT]->get_system () != bounds[RIGHT]->get_system ()) { @@ -124,16 +120,16 @@ Spanner::do_break_processing () else { bounds[LEFT]->get_system ()->typeset_grob (span); - broken_intos_.push (span); + broken_intos_.push_back (span); } } } - broken_intos_.sort (Spanner::compare); - for (int i = broken_intos_.size ();i--;) + vector_sort (broken_intos_, Spanner::compare); + for (vsize i = broken_intos_.size (); i--;) broken_intos_[i]->break_index_ = i; } -int +vsize Spanner::get_break_index () const { return break_index_; @@ -143,13 +139,13 @@ void Spanner::set_my_columns () { Direction i = (Direction) LEFT; - do + do { if (!spanned_drul_[i]->get_system ()) - set_bound (i,spanned_drul_[i]->find_prebroken_piece ((Direction) -i)); - } + set_bound (i, spanned_drul_[i]->find_prebroken_piece ((Direction) -i)); + } while (flip (&i) != LEFT); -} +} Interval_t Spanner::spanned_rank_iv () @@ -157,14 +153,13 @@ Spanner::spanned_rank_iv () Interval_t iv (0, 0); if (spanned_drul_[LEFT] && spanned_drul_[LEFT]->get_column ()) - iv[LEFT] = Paper_column::get_rank (spanned_drul_[LEFT]->get_column ()); + iv[LEFT] = spanned_drul_[LEFT]->get_column ()->get_rank (); if (spanned_drul_[RIGHT] && spanned_drul_[RIGHT]->get_column ()) - iv[RIGHT] = Paper_column::get_rank (spanned_drul_[RIGHT]->get_column ()); + iv[RIGHT] = spanned_drul_[RIGHT]->get_column ()->get_rank (); return iv; } - -Item* +Item * Spanner::get_bound (Direction d) const { return spanned_drul_ [d]; @@ -175,24 +170,22 @@ Spanner::get_bound (Direction d) const X-axis parent of THIS to S. */ void -Spanner::set_bound (Direction d, Grob*s) +Spanner::set_bound (Direction d, Grob *s) { - Item * i = dynamic_cast (s); + Item *i = dynamic_cast (s); if (!i) { - programming_error ("Must have Item for spanner bound."); + programming_error ("must have Item for spanner bound"); return; } - + spanned_drul_[d] = i; /** We check for System to prevent the column -> line_of_score -> column -> line_of_score -> etc situation */ - if (d == LEFT && !dynamic_cast (this)) - { - set_parent (i, X_AXIS); - } + if (d == LEFT && !dynamic_cast (this)) + set_parent (i, X_AXIS); /* Signal that this column needs to be kept alive. They need to be @@ -200,22 +193,18 @@ Spanner::set_bound (Direction d, Grob*s) [maybe we should try keeping all columns alive?, and perhaps inherit position from their (non-)musical brother] - + */ - if (dynamic_cast (i)) - { - Pointer_group_interface::add_grob (i, ly_symbol2scm ("bounded-by-me"), this); - } + if (dynamic_cast (i)) + Pointer_group_interface::add_grob (i, ly_symbol2scm ("bounded-by-me"), this); } -Spanner::Spanner (SCM s, Object_key const*key) +Spanner::Spanner (SCM s, Object_key const *key) : Grob (s, key) { break_index_ = 0; - spanned_drul_[LEFT]= 0; - spanned_drul_[RIGHT]= 0; - - Group_interface::add_thing (this, ly_symbol2scm ("interfaces"), ly_symbol2scm ("spanner-interface")); + spanned_drul_[LEFT] = 0; + spanned_drul_[RIGHT] = 0; } Spanner::Spanner (Spanner const &s, int count) @@ -226,14 +215,14 @@ Spanner::Spanner (Spanner const &s, int count) Real Spanner::spanner_length () const -{ +{ Real l = spanned_drul_[LEFT]->relative_coordinate (0, X_AXIS); Real r = spanned_drul_[RIGHT]->relative_coordinate (0, X_AXIS); - if (r< l) + if (r < l) programming_error ("spanner with negative length"); - return r-l; + return r - l; } System * @@ -246,23 +235,19 @@ Spanner::get_system () const return spanned_drul_[LEFT]->get_system (); } - -Grob* -Spanner::find_broken_piece (System*l) const +Grob * +Spanner::find_broken_piece (System *l) const { - int idx = binsearch_links (broken_intos_, (Spanner*)l, Spanner::compare); - - if (idx < 0) - return 0; - else + vsize idx = binary_search (broken_intos_, (Spanner *)l, Spanner::compare); + if (idx != VPOS) return broken_intos_ [idx]; + return 0; } - int -Spanner::compare (Spanner * const &p1, Spanner * const &p2) +Spanner::compare (Spanner *const &p1, Spanner *const &p2) { - return p1->get_system ()->rank_ - p2->get_system ()->rank_; + return p1->get_system ()->get_rank () - p2->get_system ()->get_rank (); } bool @@ -271,7 +256,6 @@ Spanner::is_broken () const return broken_intos_.size (); } - /* If this is a broken spanner, return the amount the left end is to be shifted horizontally so that the spanner starts after the initial @@ -281,14 +265,13 @@ Spanner::is_broken () const Real Spanner::get_broken_left_end_align () const { - Paper_column *sc = dynamic_cast (spanned_drul_[LEFT]->get_column ()); + Paper_column *sc = dynamic_cast (spanned_drul_[LEFT]->get_column ()); // Relevant only if left span point is first column in line - if (sc != NULL && - sc->break_status_dir () == RIGHT) + if (sc != NULL + && sc->break_status_dir () == RIGHT) { /* - We used to do a full search for the Break_align_item. But that doesn't make a difference, since the Paper_column is likely to contain only a Break_align_item. @@ -299,35 +282,28 @@ Spanner::get_broken_left_end_align () const return 0.0; } -SCM -Spanner::do_derived_mark () const +void +Spanner::derived_mark () const { - /* - We'd be fucked if this is called before spanned_drul_[] is inited. */ - if (status_ == ORPHAN) - return SCM_EOL; - Direction d = LEFT; do if (spanned_drul_[d]) scm_gc_mark (spanned_drul_[d]->self_scm ()); - while (flip (&d) != LEFT); + while (flip (&d) != LEFT) + ; - for (int i = broken_intos_.size () ; i--;) + for (vsize i = broken_intos_.size (); i--;) scm_gc_mark (broken_intos_[i]->self_scm ()); - - return SCM_EOL; } - /* Set left or right bound to IT. Warning: caller should ensure that subsequent calls put in ITems that are left-to-right ordered. - */ +*/ void -add_bound_item (Spanner* sp, Grob*it) +add_bound_item (Spanner *sp, Grob *it) { if (!sp->get_bound (LEFT)) sp->set_bound (LEFT, it); @@ -335,48 +311,44 @@ add_bound_item (Spanner* sp, Grob*it) sp->set_bound (RIGHT, it); } - -MAKE_SCHEME_CALLBACK (Spanner,set_spacing_rods,1); +MAKE_SCHEME_CALLBACK (Spanner, set_spacing_rods, 1); SCM Spanner::set_spacing_rods (SCM smob) { - Grob*me = unsmob_grob (smob); + Grob *me = unsmob_grob (smob); Rod r; - Spanner*sp = dynamic_cast (me); - r.item_l_drul_[LEFT] = sp->get_bound (LEFT); - r.item_l_drul_[RIGHT] = sp->get_bound (RIGHT); - r.distance_ = - robust_scm2double (me->get_property ("minimum-length"), 0); + Spanner *sp = dynamic_cast (me); + r.item_drul_[LEFT] = sp->get_bound (LEFT); + r.item_drul_[RIGHT] = sp->get_bound (RIGHT); + r.distance_ + = robust_scm2double (me->get_property ("minimum-length"), 0); r.add_to_cols (); return SCM_UNSPECIFIED; } - /* - Return I such that SP == SP->ORIGINAL_->BROKEN_INTOS_[I]. - */ + Return I such that SP == SP->ORIGINAL ()->BROKEN_INTOS_[I]. +*/ int -broken_spanner_index (Spanner * sp) +broken_spanner_index (Spanner *sp) { - Spanner * parent = dynamic_cast (sp->original_); - return parent->broken_intos_.find_index (sp); + Spanner *parent = dynamic_cast (sp->original ()); + return find (parent->broken_intos_, sp) - parent->broken_intos_.begin (); } - -Spanner* -unsmob_spanner (SCM s ) +Spanner * +unsmob_spanner (SCM s) { - return dynamic_cast (unsmob_grob (s)); + return dynamic_cast (unsmob_grob (s)); } ADD_INTERFACE (Spanner, - "spanner-interface", -"Some objects are horizontally spanned between objects. For\n" -"example, slur, beam, tie, etc. These grobs form a subtype called\n" -"@code{Spanner}. All spanners have two span-points (these must be\n" -"@code{Item} objects), one on the left and one on the right. The left bound is\n" -"also the X-reference point of the spanner.\n" -, - "minimum-length"); + "spanner-interface", + "Some objects are horizontally spanned between objects. For\n" + "example, slur, beam, tie, etc. These grobs form a subtype called\n" + "@code{Spanner}. All spanners have two span-points (these must be\n" + "@code{Item} objects), one on the left and one on the right. The left bound is\n" + "also the X-reference point of the spanner.\n", + "minimum-length");