X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fdynamic-engraver.cc;h=97bafa4c00dd3e9b52926eb81876ebf8ebb1eae6;hb=a7f82e4dc22fc6219a9fe0f6874f8c91e3f31f24;hp=9b0b1892ada9319c161f9bea05a816d6b281c387;hpb=77e6cefa9c65766577402009987a30140c31dfe9;p=lilypond.git diff --git a/lily/dynamic-engraver.cc b/lily/dynamic-engraver.cc index 9b0b1892ad..97bafa4c00 100644 --- a/lily/dynamic-engraver.cc +++ b/lily/dynamic-engraver.cc @@ -3,7 +3,7 @@ source file of the GNU LilyPond music typesetter - (c) 1997--2004 Han-Wen Nienhuys + (c) 1997--2005 Han-Wen Nienhuys */ #include "axis-group-interface.hh" @@ -11,18 +11,16 @@ #include "dimensions.hh" #include "directional-element-interface.hh" #include "engraver.hh" -#include "event.hh" -#include "group-interface.hh" #include "hairpin.hh" #include "interval.hh" -#include "item.hh" -#include "new-slur.hh" #include "note-column.hh" #include "paper-column.hh" #include "script-interface.hh" #include "side-position-interface.hh" #include "staff-symbol-referencer.hh" #include "warn.hh" +#include "self-alignment-interface.hh" +#include "pointer-group-interface.hh" /* TODO: @@ -31,21 +29,19 @@ line-spanner - TODO: this engraver is too complicated. We should split it into - the handling of the basic grobs and the linespanner + the handling of the basic grobs and the linespanner - TODO: the line-spanner is not killed after the (de)crescs are finished. - */ /** print text & hairpin dynamics. - */ +*/ class Dynamic_engraver : public Engraver { Item *script_; Spanner *line_spanner_; - Spanner *slur_; Spanner *cresc_; Spanner *finished_line_spanner_; @@ -53,36 +49,32 @@ class Dynamic_engraver : public Engraver Music *script_ev_; Music *current_cresc_ev_; - - Drul_array accepted_spanreqs_drul_; + + Drul_array accepted_spanreqs_drul_; Link_array pending_columns_; Link_array pending_elements_; - + void typeset_all (); TRANSLATOR_DECLARATIONS (Dynamic_engraver); - + protected: virtual void finalize (); virtual void acknowledge_grob (Grob_info); virtual bool try_music (Music *req); - virtual void stop_translation_timestep (); - virtual void process_music (); + PRECOMPUTED_VIRTUAL void stop_translation_timestep (); + PRECOMPUTED_VIRTUAL void process_music (); }; - - - Dynamic_engraver::Dynamic_engraver () { script_ = 0; - slur_ = 0; finished_cresc_ = 0; line_spanner_ = 0; finished_line_spanner_ = 0; current_cresc_ev_ = 0; - cresc_ =0; + cresc_ = 0; script_ev_ = 0; accepted_spanreqs_drul_[START] = 0; @@ -120,14 +112,14 @@ Dynamic_engraver::process_music () { if (!line_spanner_) { - Music * rq = accepted_spanreqs_drul_[START]; - line_spanner_ = make_spanner ("DynamicLineSpanner", rq ? rq->self_scm (): SCM_EOL ); + Music *rq = accepted_spanreqs_drul_[START]; + line_spanner_ = make_spanner ("DynamicLineSpanner", rq ? rq->self_scm () : SCM_EOL); if (script_ev_) - rq = script_ev_; + rq = script_ev_; } } - + /* During a (de)crescendo, pending event will not be cleared, and a line-spanner will always be created, as \< \! are already @@ -137,8 +129,6 @@ Dynamic_engraver::process_music () as (de)crecsendo, b.o. line-breaking. */ - - /* maybe we should leave dynamic texts to the text-engraver and simply acknowledge them? @@ -149,34 +139,32 @@ Dynamic_engraver::process_music () script_->set_property ("text", script_ev_->get_property ("text")); - if (Direction d = to_dir (script_ev_->get_property ("direction"))) set_grob_direction (line_spanner_, d); Axis_group_interface::add_element (line_spanner_, script_); } - Music *stop_ev = accepted_spanreqs_drul_ [STOP] ? - accepted_spanreqs_drul_[STOP] : script_ev_; + Music *stop_ev = accepted_spanreqs_drul_ [STOP] + ? accepted_spanreqs_drul_[STOP] : script_ev_; if (accepted_spanreqs_drul_[STOP] || script_ev_) { /* finish side position alignment if the (de)cresc ends here, and there are no new dynamics. - */ - + */ if (cresc_) { assert (!finished_cresc_ && cresc_); - cresc_->set_bound (RIGHT, script_ - ? script_ - : unsmob_grob (get_property ("currentMusicalColumn"))); - add_bound_item (line_spanner_, cresc_->get_bound (RIGHT)); + if (script_) + { + cresc_->set_bound (RIGHT, script_); + add_bound_item (line_spanner_, script_); + } - finished_cresc_ = cresc_; cresc_ = 0; current_cresc_ev_ = 0; @@ -186,9 +174,8 @@ Dynamic_engraver::process_music () accepted_spanreqs_drul_[STOP]->origin ()->warning (_ ("can't find start of (de)crescendo")); stop_ev = 0; } - } - + if (accepted_spanreqs_drul_[START]) { if (current_cresc_ev_) @@ -198,7 +185,7 @@ Dynamic_engraver::process_music () msg = _ ("already have a crescendo"); accepted_spanreqs_drul_[START]->origin ()->warning (msg); - current_cresc_ev_->origin ()->warning (_("Cresc started here")); + current_cresc_ev_->origin ()->warning (_ ("cresc starts here")); } else { @@ -211,8 +198,8 @@ Dynamic_engraver::process_music () TODO: Use symbols. */ - String start_type = - ly_symbol2string (current_cresc_ev_->get_property ("name")); + String start_type + = ly_symbol2string (current_cresc_ev_->get_property ("name")); /* ugh. Use push/pop? @@ -221,18 +208,26 @@ Dynamic_engraver::process_music () start_type = "decrescendo"; else if (start_type == "CrescendoEvent") start_type = "crescendo"; - + SCM s = get_property ((start_type + "Spanner").to_str0 ()); - if (!ly_c_symbol_p (s) || s == ly_symbol2scm ("hairpin")) + if (!scm_is_symbol (s) || s == ly_symbol2scm ("hairpin")) { - cresc_ = make_spanner ("Hairpin", accepted_spanreqs_drul_[START]->self_scm ()); + cresc_ = make_spanner ("Hairpin", accepted_spanreqs_drul_[START]->self_scm ()); + if (finished_cresc_) + { + Pointer_group_interface::add_grob (finished_cresc_, + ly_symbol2scm ("adjacent-hairpins"), + cresc_); + + Pointer_group_interface::add_grob (cresc_, + ly_symbol2scm ("adjacent-hairpins"), + finished_cresc_); + } cresc_->set_property ("grow-direction", scm_int2num ((start_type == "crescendo") ? BIGGER : SMALLER)); - } - /* This is a convenient (and legacy) interface to TextSpanners for use in (de)crescendi. @@ -240,7 +235,7 @@ Dynamic_engraver::process_music () */ else { - cresc_ = make_spanner ("DynamicTextSpanner", accepted_spanreqs_drul_[START]->self_scm ()); + cresc_ = make_spanner ("DynamicTextSpanner", accepted_spanreqs_drul_[START]->self_scm ()); cresc_->set_property ("style", s); context ()->set_property ((start_type + "Spanner").to_str0 (), SCM_EOL); @@ -248,7 +243,7 @@ Dynamic_engraver::process_music () /* FIXME: use get_markup () to check type. */ - if (ly_c_string_p (s) || ly_c_pair_p (s)) + if (scm_is_string (s) || scm_is_pair (s)) { cresc_->set_property ("edge-text", scm_cons (s, scm_makfrom0str (""))); @@ -257,13 +252,13 @@ Dynamic_engraver::process_music () } } - cresc_->set_bound (LEFT, script_ - ? script_ - : unsmob_grob (get_property ("currentMusicalColumn"))); + if (script_) + { + cresc_->set_bound (LEFT, script_); + add_bound_item (line_spanner_, cresc_->get_bound (LEFT)); + } Axis_group_interface::add_element (line_spanner_, cresc_); - - add_bound_item (line_spanner_, cresc_->get_bound (LEFT)); } } } @@ -271,13 +266,19 @@ Dynamic_engraver::process_music () void Dynamic_engraver::stop_translation_timestep () { - typeset_all (); - if (!current_cresc_ev_) + if (!current_cresc_ev_ && line_spanner_) { - + assert (!finished_line_spanner_); finished_line_spanner_ = line_spanner_; line_spanner_ = 0; - typeset_all (); + } + + typeset_all (); + + if (cresc_ && !cresc_->get_bound (LEFT)) + { + cresc_->set_bound (LEFT, unsmob_grob (get_property ("currentMusicalColumn"))); + add_bound_item (line_spanner_, cresc_->get_bound (LEFT)); } script_ev_ = 0; @@ -289,7 +290,7 @@ void Dynamic_engraver::finalize () { typeset_all (); - + if (line_spanner_ && !line_spanner_->is_live ()) line_spanner_ = 0; @@ -320,21 +321,21 @@ Dynamic_engraver::typeset_all () finished_cresc_->set_bound (RIGHT, script_ ? script_ : unsmob_grob (get_property ("currentMusicalColumn"))); - + if (finished_line_spanner_) add_bound_item (finished_line_spanner_, finished_cresc_->get_bound (RIGHT)); } - finished_cresc_ =0; + finished_cresc_ = 0; } - + script_ = 0; if (finished_line_spanner_) { /* We used to have - - extend-spanner-over-elements (finished_line_spanner_); + + extend-spanner-over-elements (finished_line_spanner_); but this is rather kludgy, since finished_line_spanner_ typically has a staff-symbol field set , extending it over the @@ -342,8 +343,8 @@ Dynamic_engraver::typeset_all () */ - Grob * l = finished_line_spanner_->get_bound (LEFT); - Grob * r = finished_line_spanner_->get_bound (RIGHT); + Grob *l = finished_line_spanner_->get_bound (LEFT); + Grob *r = finished_line_spanner_->get_bound (RIGHT); if (!r && l) finished_line_spanner_->set_bound (RIGHT, l); else if (!l && r) @@ -353,13 +354,13 @@ Dynamic_engraver::typeset_all () /* This is a isolated dynamic apparently, and does not even have any interesting support item. - */ - Grob * cc = unsmob_grob (get_property ("currentMusicalColumn")); - Item * ci = dynamic_cast(cc); + */ + Grob *cc = unsmob_grob (get_property ("currentMusicalColumn")); + Item *ci = dynamic_cast (cc); finished_line_spanner_->set_bound (RIGHT, ci); - finished_line_spanner_->set_bound (LEFT, ci); + finished_line_spanner_->set_bound (LEFT, ci); } - + finished_line_spanner_ = 0; } } @@ -370,50 +371,70 @@ Dynamic_engraver::acknowledge_grob (Grob_info info) if (!line_spanner_) return; - if (Note_column::has_interface (info.grob_)) + if (Note_column::has_interface (info.grob ())) { if (line_spanner_ /* Don't refill killed spanner */ && line_spanner_->is_live ()) { - Side_position_interface::add_support (line_spanner_,info.grob_); - add_bound_item (line_spanner_,dynamic_cast (info.grob_)); + Side_position_interface::add_support (line_spanner_, info.grob ()); + add_bound_item (line_spanner_, dynamic_cast (info.grob ())); } if (script_ && !script_->get_parent (X_AXIS)) { - SCM head = scm_last_pair (info.grob_->get_property ("note-heads")); - if (ly_c_pair_p (head)) - script_->set_parent (unsmob_grob (ly_car (head)), X_AXIS); + extract_grob_set (info.grob (), "note-heads", heads); + if (heads.size()) + { + Grob *head = heads[0]; + script_->set_parent (head, X_AXIS); + script_->add_offset_callback (Self_alignment_interface::centered_on_parent_proc, + X_AXIS); + + } + } + + if (cresc_) + { + if (!cresc_->get_bound (LEFT)) + { + cresc_->set_bound (LEFT, info.grob ()); + add_bound_item (line_spanner_, cresc_->get_bound (LEFT)); + } + } + + if (finished_cresc_ && !finished_cresc_->get_bound (RIGHT)) + { + finished_cresc_->set_bound (RIGHT, info.grob ()); } } - else if (Script_interface::has_interface (info.grob_) && script_) + + else if (Script_interface::has_interface (info.grob ()) && script_) { - SCM p = info.grob_->get_property ("script-priority"); + SCM p = info.grob ()->get_property ("script-priority"); /* UGH. DynamicText doesn't really have a script-priority field. - */ - if (ly_c_number_p (p) - && ly_scm2int (p) - < ly_scm2int (script_->get_property ("script-priority"))) - Side_position_interface::add_support (line_spanner_, info.grob_); + */ + if (scm_is_number (p) + && scm_to_int (p) + < scm_to_int (script_->get_property ("script-priority"))) + Side_position_interface::add_support (line_spanner_, info.grob ()); } - else if (New_slur::has_interface (info.grob_)) - slur_ = dynamic_cast (info.grob_); } -ENTER_DESCRIPTION (Dynamic_engraver, -/* descr */ -"This engraver creates hairpins, dynamic texts, and their vertical\n" -"alignments. The symbols are collected onto a DynamicLineSpanner grob\n" -"which takes care of vertical positioning. " -, - -/* creats*/ "DynamicLineSpanner DynamicText Hairpin TextSpanner", -/* accepts */ "absolute-dynamic-event crescendo-event decrescendo-event", -/* acks */ "note-column-interface script-interface new-slur-interface", -/* reads */ "", -/* write */ ""); +#include "translator.icc" + +ADD_TRANSLATOR (Dynamic_engraver, + /* descr */ + "This engraver creates hairpins, dynamic texts, and their vertical\n" + "alignments. The symbols are collected onto a DynamicLineSpanner grob\n" + "which takes care of vertical positioning. ", + + /* creats*/ "DynamicLineSpanner DynamicText Hairpin TextSpanner", + /* accepts */ "absolute-dynamic-event crescendo-event decrescendo-event", + /* acks */ "note-column-interface script-interface", + /* reads */ "", + /* write */ "");