X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fdynamic-engraver.cc;h=bfb0f16b584c45fbed869efc65c662761972d1b8;hb=712fe7b7888d891773ec5a3a78f15c357c3eae9b;hp=79377e0176ae57ad60d9b3c5f869cfef4efcc0d1;hpb=243db47a88df9240a66bde37356b43aaeb41260d;p=lilypond.git diff --git a/lily/dynamic-engraver.cc b/lily/dynamic-engraver.cc index 79377e0176..bfb0f16b58 100644 --- a/lily/dynamic-engraver.cc +++ b/lily/dynamic-engraver.cc @@ -3,22 +3,26 @@ source file of the GNU LilyPond music typesetter - (c) 1997--2003 Han-Wen Nienhuys + (c) 1997--2005 Han-Wen Nienhuys */ -#include "warn.hh" + +#include "axis-group-interface.hh" +#include "context.hh" #include "dimensions.hh" +#include "directional-element-interface.hh" +#include "engraver.hh" #include "hairpin.hh" -#include "event.hh" -#include "paper-column.hh" +#include "interval.hh" #include "note-column.hh" -#include "item.hh" +#include "paper-column.hh" +#include "script-interface.hh" #include "side-position-interface.hh" -#include "engraver.hh" -#include "group-interface.hh" -#include "directional-element-interface.hh" -#include "translator-group.hh" -#include "axis-group-interface.hh" -#include "script.hh" +#include "staff-symbol-referencer.hh" +#include "warn.hh" +#include "self-alignment-interface.hh" +#include "pointer-group-interface.hh" + +#include "translator.icc" /* TODO: @@ -27,48 +31,47 @@ 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 * finished_cresc_; - Spanner * cresc_; + Item *script_; + Spanner *line_spanner_; + Spanner *cresc_; + + Spanner *finished_line_spanner_; + Spanner *finished_cresc_; - Music* script_ev_; - - Music * current_cresc_ev_; - Drul_array accepted_spanreqs_drul_; + Music *script_ev_; + Music *current_cresc_ev_; - Spanner* line_spanner_; - Spanner* finished_line_spanner_; + Drul_array accepted_spanevents_drul_; Link_array pending_columns_; Link_array pending_elements_; - + void typeset_all (); -TRANSLATOR_DECLARATIONS(Dynamic_engraver ); - + TRANSLATOR_DECLARATIONS (Dynamic_engraver); + DECLARE_ACKNOWLEDGER (script); + DECLARE_ACKNOWLEDGER (stem_tremolo); + DECLARE_ACKNOWLEDGER (note_column); + DECLARE_ACKNOWLEDGER (slur); + 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 (); + virtual bool try_music (Music *event); + void stop_translation_timestep (); + void process_music (); }; - - - Dynamic_engraver::Dynamic_engraver () { script_ = 0; @@ -76,15 +79,15 @@ Dynamic_engraver::Dynamic_engraver () line_spanner_ = 0; finished_line_spanner_ = 0; current_cresc_ev_ = 0; - cresc_ =0; + cresc_ = 0; script_ev_ = 0; - accepted_spanreqs_drul_[START] = 0; - accepted_spanreqs_drul_[STOP] = 0; + accepted_spanevents_drul_[START] = 0; + accepted_spanevents_drul_[STOP] = 0; } bool -Dynamic_engraver::try_music (Music * m) +Dynamic_engraver::try_music (Music *m) { if (m->is_mus_type ("absolute-dynamic-event")) { @@ -94,29 +97,14 @@ Dynamic_engraver::try_music (Music * m) script_ev_ = m; return true; } - else if (m->is_mus_type ("abort-event")) - { - accepted_spanreqs_drul_[LEFT] = 0; - accepted_spanreqs_drul_[RIGHT] = 0; - /* - Let's not kill the line spanner, since that would fuck up - earlier, not-to-be-terminated stuff. - - It will disappear by itself when stop_translation_timestep - () finds that there is nothing to support anymore. */ - - if (cresc_) - cresc_->suicide (); - cresc_ = 0; - } else if (m->is_mus_type ("decrescendo-event") || m->is_mus_type ("crescendo-event")) { - Direction d = to_dir (m->get_mus_property ("span-direction")); + Direction d = to_dir (m->get_property ("span-direction")); - accepted_spanreqs_drul_[d] = m; + accepted_spanevents_drul_[d] = m; if (current_cresc_ev_ && d == START) - accepted_spanreqs_drul_[STOP] = m; + accepted_spanevents_drul_[STOP] = m; return true; } return false; @@ -125,19 +113,17 @@ Dynamic_engraver::try_music (Music * m) void Dynamic_engraver::process_music () { - if (accepted_spanreqs_drul_[START] || accepted_spanreqs_drul_[STOP] || script_ev_) + if (accepted_spanevents_drul_[START] || accepted_spanevents_drul_[STOP] || script_ev_) { if (!line_spanner_) { - line_spanner_ = make_spanner ("DynamicLineSpanner"); - - Music * rq = accepted_spanreqs_drul_[START]; + Music *rq = accepted_spanevents_drul_[START]; + line_spanner_ = make_spanner ("DynamicLineSpanner", rq ? rq->self_scm () : SCM_EOL); if (script_ev_) - rq = script_ev_ ; - announce_grob(line_spanner_, rq ? rq->self_scm(): SCM_EOL); + rq = script_ev_; } } - + /* During a (de)crescendo, pending event will not be cleared, and a line-spanner will always be created, as \< \! are already @@ -147,85 +133,79 @@ 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? */ if (script_ev_) { - script_ = make_item ("DynamicText"); - script_->set_grob_property ("text", - script_ev_->get_mus_property ("text")); + script_ = make_item ("DynamicText", script_ev_->self_scm ()); + script_->set_property ("text", + script_ev_->get_property ("text")); - - if (Direction d = to_dir (script_ev_->get_mus_property ("direction"))) + if (Direction d = to_dir (script_ev_->get_property ("direction"))) set_grob_direction (line_spanner_, d); + else if (Direction d = to_dir (line_spanner_->get_property ("direction"))) + set_grob_direction (script_, d); Axis_group_interface::add_element (line_spanner_, script_); - - announce_grob(script_, script_ev_->self_scm()); } - Music *stop_ev = accepted_spanreqs_drul_ [STOP] ? - accepted_spanreqs_drul_[STOP] : script_ev_; + Music *stop_ev = accepted_spanevents_drul_ [STOP] + ? accepted_spanevents_drul_[STOP] : script_ev_; - if (accepted_spanreqs_drul_[STOP] || script_ev_) + if (accepted_spanevents_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; } - else if (accepted_spanreqs_drul_[STOP] ) + else if (accepted_spanevents_drul_[STOP]) { - accepted_spanreqs_drul_[STOP]->origin ()->warning(_ ("can't find start of (de)crescendo")); + accepted_spanevents_drul_[STOP]->origin ()->warning (_ ("can't find start of (de)crescendo")); stop_ev = 0; } - } - - if (accepted_spanreqs_drul_[START]) + + if (accepted_spanevents_drul_[START]) { if (current_cresc_ev_) { - Direction sd = to_dir (current_cresc_ev_->get_mus_property ("span-direction")); - String msg = sd == 1 - ? _ ("already have a crescendo") - : _ ("already have a decrescendo"); - - accepted_spanreqs_drul_[START]->origin ()->warning (msg); - current_cresc_ev_->origin ()->warning (_("Cresc started here")); + String msg = _ ("already have a decrescendo"); + if (current_cresc_ev_->is_mus_type ("decrescendo-event")) + msg = _ ("already have a crescendo"); + + accepted_spanevents_drul_[START]->origin ()->warning (msg); + current_cresc_ev_->origin ()->warning (_ ("cresc starts here")); } else { - current_cresc_ev_ = accepted_spanreqs_drul_[START]; + current_cresc_ev_ = accepted_spanevents_drul_[START]; - if (Direction d = to_dir (current_cresc_ev_->get_mus_property ("direction"))) + if (Direction d = to_dir (current_cresc_ev_->get_property ("direction"))) set_grob_direction (line_spanner_, d); /* TODO: Use symbols. */ - String start_type = - ly_symbol2string (current_cresc_ev_->get_mus_property ("name")); + String start_type + = ly_symbol2string (current_cresc_ev_->get_property ("name")); /* ugh. Use push/pop? @@ -234,18 +214,26 @@ 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 (!gh_symbol_p (s) || s == ly_symbol2scm ("hairpin")) + if (!scm_is_symbol (s) || s == ly_symbol2scm ("hairpin")) { - cresc_ = make_spanner ("Hairpin"); - cresc_->set_grob_property ("grow-direction", - gh_int2scm ((start_type == "crescendo") - ? BIGGER : SMALLER)); - + cresc_ = make_spanner ("Hairpin", accepted_spanevents_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_from_int ((start_type == "crescendo") + ? BIGGER : SMALLER)); } - /* This is a convenient (and legacy) interface to TextSpanners for use in (de)crescendi. @@ -253,32 +241,30 @@ Dynamic_engraver::process_music () */ else { - cresc_ = make_spanner ("TextSpanner"); - cresc_->set_grob_property ("style", s); - daddy_trans_->set_property ((start_type - + "Spanner").to_str0 (), SCM_EOL); + cresc_ = make_spanner ("DynamicTextSpanner", accepted_spanevents_drul_[START]->self_scm ()); + cresc_->set_property ("style", s); + context ()->set_property ((start_type + + "Spanner").to_str0 (), SCM_EOL); s = get_property ((start_type + "Text").to_str0 ()); /* FIXME: use get_markup () to check type. */ - if (gh_string_p (s) || gh_pair_p (s)) + if (scm_is_string (s) || scm_is_pair (s)) { - cresc_->set_grob_property ("edge-text", - gh_cons (s, scm_makfrom0str (""))); - daddy_trans_->set_property ((start_type + "Text").to_str0 (), - SCM_EOL); + cresc_->set_property ("edge-text", + scm_cons (s, scm_makfrom0str (""))); + context ()->set_property ((start_type + "Text").to_str0 (), + SCM_EOL); } } - 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)); - - announce_grob(cresc_, accepted_spanreqs_drul_[START]->self_scm()); } } } @@ -286,26 +272,33 @@ 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 (); + line_spanner_ = 0; + } + + 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; - accepted_spanreqs_drul_[START] = 0; - accepted_spanreqs_drul_[STOP] = 0; + accepted_spanevents_drul_[START] = 0; + accepted_spanevents_drul_[STOP] = 0; } void Dynamic_engraver::finalize () { typeset_all (); - + if (line_spanner_ - && !line_spanner_->live()) + && !line_spanner_->is_live ()) line_spanner_ = 0; if (line_spanner_) { @@ -314,7 +307,7 @@ Dynamic_engraver::finalize () } if (cresc_ - && !cresc_->live()) + && !cresc_->is_live ()) cresc_ = 0; if (cresc_) { @@ -326,50 +319,29 @@ Dynamic_engraver::finalize () void Dynamic_engraver::typeset_all () -{ - /* - remove suicided spanners, - ugh: we'll need this for every spanner, beam, slur - Hmm, how to do this, cleanly? - Maybe just check at typeset_grob ()? - */ - if (finished_cresc_ - && !finished_cresc_->live()) - finished_cresc_ = 0; - if (finished_line_spanner_ - && !finished_line_spanner_->live()) - finished_line_spanner_ = 0; - +{ if (finished_cresc_) { if (!finished_cresc_->get_bound (RIGHT)) { finished_cresc_->set_bound (RIGHT, script_ - ? script_ - : unsmob_grob (get_property ("currentMusicalColumn"))); + ? script_ + : unsmob_grob (get_property ("currentMusicalColumn"))); if (finished_line_spanner_) add_bound_item (finished_line_spanner_, finished_cresc_->get_bound (RIGHT)); } - typeset_grob (finished_cresc_); - finished_cresc_ =0; - } - - if (script_) - { - typeset_grob (script_); - script_ = 0; + finished_cresc_ = 0; } + + script_ = 0; if (finished_line_spanner_) { - /* To make sure that this works */ - Side_position_interface::add_staff_support (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 @@ -377,8 +349,8 @@ 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) @@ -388,66 +360,103 @@ 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); } - - typeset_grob (finished_line_spanner_); + finished_line_spanner_ = 0; } } + +void +Dynamic_engraver::acknowledge_stem_tremolo (Grob_info info) +{ + if (line_spanner_) + Side_position_interface::add_support (line_spanner_, info.grob ()); +} + + +void +Dynamic_engraver::acknowledge_slur (Grob_info info) +{ + if (line_spanner_) + Side_position_interface::add_support (line_spanner_, info.grob ()); +} + + void -Dynamic_engraver::acknowledge_grob (Grob_info i) +Dynamic_engraver::acknowledge_note_column (Grob_info info) { if (!line_spanner_) - return ; - - if (Note_column::has_interface (i.grob_)) + return; + + 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 ())); + } + + if (script_ && !script_->get_parent (X_AXIS)) { - if (line_spanner_ - /* Don't refill killed spanner */ - && line_spanner_->live()) + extract_grob_set (info.grob (), "note-heads", heads); + if (heads.size ()) { - Side_position_interface::add_support (line_spanner_,i.grob_); - add_bound_item (line_spanner_,dynamic_cast (i.grob_)); + Grob *head = heads[0]; + script_->set_parent (head, X_AXIS); + Self_alignment_interface::set_center_parent (script_, X_AXIS); } + } - if (script_ && !script_->get_parent (X_AXIS)) + if (cresc_) + { + if (!cresc_->get_bound (LEFT)) { - script_->set_parent (i.grob_, X_AXIS); + cresc_->set_bound (LEFT, info.grob ()); + add_bound_item (line_spanner_, cresc_->get_bound (LEFT)); } - } - else if (Script_interface::has_interface (i.grob_) && script_) - { - SCM p = i.grob_->get_grob_property ("script-priority"); - /* - UGH. + if (finished_cresc_ && !finished_cresc_->get_bound (RIGHT)) + finished_cresc_->set_bound (RIGHT, info.grob ()); +} - DynamicText doesn't really have a script-priority field. - */ - if (gh_number_p (p) - && gh_scm2int (p) < gh_scm2int (script_->get_grob_property ("script-priority"))) - { - Side_position_interface::add_support (line_spanner_, i.grob_); +void +Dynamic_engraver::acknowledge_script (Grob_info info) +{ + if (!line_spanner_ || !script_) + return; - } - } + SCM p = info.grob ()->get_property ("script-priority"); + + /* + UGH. + + DynamicText doesn't really have a script-priority field. + */ + 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 ()); } -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", -/* reads */ "", -/* write */ ""); + +ADD_ACKNOWLEDGER (Dynamic_engraver, script); +ADD_ACKNOWLEDGER (Dynamic_engraver, note_column); +ADD_ACKNOWLEDGER (Dynamic_engraver, slur); +ADD_ACKNOWLEDGER (Dynamic_engraver, stem_tremolo); + +ADD_TRANSLATOR (Dynamic_engraver, + /* doc */ + "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. ", + + /* create */ "DynamicLineSpanner DynamicText Hairpin TextSpanner", + /* accept */ "absolute-dynamic-event crescendo-event decrescendo-event", + /* read */ "", + /* write */ "");