X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fscript-engraver.cc;h=3324488400d04e6fe97b76d8fde591d3472018c9;hb=5d7a663ab5450018118c99fc48263c18f2df52dc;hp=bb38f2833968f129193f1951791d61280e9f59ff;hpb=163503e56aa0c03d41d37fd083bdb96a6a473a11;p=lilypond.git diff --git a/lily/script-engraver.cc b/lily/script-engraver.cc index bb38f28339..3324488400 100644 --- a/lily/script-engraver.cc +++ b/lily/script-engraver.cc @@ -1,148 +1,225 @@ /* script-engraver.cc -- implement Script_engraver - (c) 1997--1999 Han-Wen Nienhuys + (c) 1997--2003 Han-Wen Nienhuys */ -#include "script-engraver.hh" #include "script.hh" #include "side-position-interface.hh" -#include "musical-request.hh" +#include "event.hh" #include "stem.hh" -#include "staff-symbol.hh" #include "rhythmic-head.hh" -#include "dimension-cache.hh" +#include "engraver.hh" +#include "note-column.hh" +#include "translator-group.hh" -Script_engraver::Script_engraver() +struct Script_tuple { - do_post_move_processing(); -} + Music *event_; + Grob * script_; + SCM description_; + Script_tuple () + { + event_ = 0; + script_ = 0; + description_ = SCM_EOL; + } +}; + +class Script_engraver : public Engraver +{ + Array scripts_; +public: + TRANSLATOR_DECLARATIONS(Script_engraver); +protected: + virtual bool try_music (Music*); + virtual void stop_translation_timestep (); + virtual void process_music (); + virtual void acknowledge_grob (Grob_info); +}; bool -Script_engraver::do_try_music (Music *r_l) +Script_engraver::try_music (Music *r) { - if (Articulation_req *mr = dynamic_cast (r_l)) + if (r->is_mus_type ("articulation-event")) { - for (int i=0; i < script_req_l_arr_.size(); i++) - { - if (script_req_l_arr_[i]->equal_b (mr)) - return true; - } - script_req_l_arr_.push (mr); + Script_tuple t; + t.event_ =r; + scripts_.push (t); return true; } return false; } void -Script_engraver::do_process_requests() +copy_property (Grob * g , SCM sym, SCM alist) { - for (int i=0; i < script_req_l_arr_.size(); i++) + if (g->internal_get_grob_property (sym) == SCM_EOL) { - Articulation_req* l=script_req_l_arr_[i]; - - SCM list = ly_eval_str (("(articulation-to-scriptdef \"" + l->articulation_str_ + "\")").ch_C()); - - if (list == SCM_BOOL_F) + SCM entry = scm_assoc (sym,alist); + if (gh_pair_p (entry)) { - l->warning (_f ("Don't know how to interpret articulation `%s'", - l->articulation_str_.ch_C ())); - continue; + g->internal_set_grob_property (sym, gh_cdr (entry)); } - Script *p =new Script; - Side_position_interface stafy (p); - - - list = gh_cdr (list); - p->set_elt_property ("molecule", - SCM_CAR(list)); - - list = SCM_CDR(list); - bool follow_staff = gh_scm2bool (SCM_CAR(list)); - list = SCM_CDR(list); - int relative_stem_dir = gh_scm2int (SCM_CAR(list)); - list = SCM_CDR(list); - int force_dir =gh_scm2int (SCM_CAR(list)); - list = SCM_CDR(list); - SCM priority = SCM_CAR(list); + } +} - - if (relative_stem_dir) - p->set_elt_property ("side-relative-direction", gh_int2scm (relative_stem_dir)); - else - stafy.set_direction ((Direction)force_dir); - - if (l->get_direction ()) - stafy.set_direction (l->get_direction ()); - - SCM axisprop = get_property ("scriptHorizontal",0); - bool xaxis = gh_boolean_p (axisprop) && gh_scm2bool (axisprop); - if (xaxis) - stafy.set_axis (X_AXIS); - else - stafy.set_axis (Y_AXIS); - - if (!follow_staff && ! xaxis) - p->set_elt_property ("staff-support", SCM_BOOL_T); - if (!xaxis && follow_staff) - stafy.set_quantised (Y_AXIS); - - p->set_elt_property ("script-priority", priority); +/* + We add the properties, one by one for each Script. We could save a + little space by tacking the props onto the Script grob (i.e. make + ScriptStaccato , ScriptMarcato, etc. ) + */ +void make_script_from_event (Grob *p, + SCM * descr, Translator_group*tg, Music * event, + int index) +{ + SCM alist = tg->get_property ("scriptDefinitions"); + SCM art_type= event->get_mus_property ("articulation-type"); + SCM art = scm_assoc (art_type, alist); + + if (art == SCM_BOOL_F) + { + event->origin ()->warning (_("Don't know how to interpret articulation:")); + event->origin ()->warning (_("Scheme encoding: ")); + scm_write (art_type, scm_current_error_port ()); + return ; + } + + art = gh_cdr (art); + - script_p_arr_.push (p); - - announce_element (Score_element_info (p, l)); + *descr = art; + + SCM force_dir = event->get_mus_property ("direction"); + if (is_direction (force_dir) && to_dir (force_dir)) + p->set_grob_property ("direction", force_dir); + + copy_property (p, ly_symbol2scm ("script-molecule"), art); + copy_property (p, ly_symbol2scm ("direction"), art); + copy_property (p, ly_symbol2scm ("side-relative-direction"), art); + + int prio =0; + SCM sprio = scm_assoc (ly_symbol2scm ("script-priority"), art); + if (gh_pair_p (sprio)) + prio = gh_scm2int (gh_cdr (sprio)); + + + /* + Make sure they're in order of user input by adding index i. + Don't use the direction in this priority. Smaller means closer + to the head. + */ + prio += index; + + Side_position_interface::set_axis (p, Y_AXIS); + p->set_grob_property ("script-priority", gh_int2scm (prio)); +} + +void +Script_engraver::process_music () +{ + for (int i=0; i < scripts_.size (); i++) + { + Music* l=scripts_[i].event_; + + Grob * p = make_item ("Script"); + + make_script_from_event (p, &scripts_[i].description_, daddy_trans_, l, i); + + scripts_[i].script_ = p; + if (p) + announce_grob (p, l->self_scm()); } } void -Script_engraver::acknowledge_element (Score_element_info inf) +Script_engraver::acknowledge_grob (Grob_info inf) { - if (Stem *s = dynamic_cast(inf.elem_l_)) + if (Stem::has_interface (inf.grob_)) { - for (int i=0; i < script_p_arr_.size(); i++) + for (int i=0; i < scripts_.size (); i++) { - Side_position_interface stafy (script_p_arr_[i]); - stafy.elt_l_->set_elt_property ("direction-source", s->self_scm_); - stafy.add_support (s); + Grob*e = scripts_[i].script_; + + if (to_dir (e->get_grob_property ("side-relative-direction"))) + e->set_grob_property ("direction-source", inf.grob_->self_scm ()); + + /* + add dep ? + */ + e->add_dependency (inf.grob_); + Side_position_interface::add_support (e, inf.grob_); } } - else if (Rhythmic_head * rh = dynamic_cast(inf.elem_l_)) + else if (Rhythmic_head::has_interface (inf.grob_)) { - for (int i=0; i < script_p_arr_.size(); i++) + for (int i=0; i < scripts_.size (); i++) { - Side_position_interface stafy(script_p_arr_[i]); + Grob *e = scripts_[i].script_; - if (!stafy.elt_l_->parent_l (X_AXIS)) + if (Side_position_interface::get_axis (e) == X_AXIS + && !e->get_parent (Y_AXIS)) { - stafy.elt_l_->set_parent (inf.elem_l_, X_AXIS); + e->set_parent (inf.grob_, Y_AXIS); + e->add_dependency (inf.grob_); // ?? } - if (stafy.get_axis () == X_AXIS - && !stafy.elt_l_->parent_l (Y_AXIS)) - stafy.elt_l_->set_parent (rh, Y_AXIS); + Side_position_interface::add_support (e,inf.grob_); + } + } + else if (Note_column::has_interface (inf.grob_)) + { + + /* + We make note column the parent of the script. That's not + correct, but due to seconds in a chord, noteheads may be + swapped around horizontally. We don't know which note head to + put it on, so we postpone this decision to + Script_interface::before_line_breaking (). + + */ + for (int i=0; i < scripts_.size (); i++) + { + Grob *e = scripts_[i].script_; - stafy.add_support (rh); + if (!e->get_parent (X_AXIS) && + Side_position_interface::get_axis (e) == Y_AXIS) + { + e->set_parent (inf.grob_, X_AXIS); + } } - } + } } void -Script_engraver::do_pre_move_processing() +Script_engraver::stop_translation_timestep () { - for (int i=0; i < script_p_arr_.size(); i++) + for (int i=0; i < scripts_.size (); i++) { - typeset_element (script_p_arr_[i]); + if (!scripts_[i].script_) + continue; + + Grob * sc = scripts_[i].script_; + + SCM follow = scm_assoc (ly_symbol2scm ("follow-into-staff"), scripts_[i].description_); + if (gh_pair_p (follow) && to_boolean (gh_cdr (follow))) + { + sc->add_offset_callback (Side_position_interface::quantised_position_proc, Y_AXIS); + sc->set_grob_property ("staff-padding", SCM_EOL); + } + typeset_grob (sc); } - script_p_arr_.clear(); + scripts_.clear (); } -void -Script_engraver::do_post_move_processing() -{ - script_req_l_arr_.clear(); -} -ADD_THIS_TRANSLATOR(Script_engraver); +Script_engraver::Script_engraver(){} +ENTER_DESCRIPTION(Script_engraver, +/* descr */ "Handles note scripted articulations.", +/* creats*/ "Script", +/* accepts */ "script-event articulation-event", +/* acks */ "stem-interface rhythmic-head-interface note-column-interface", +/* reads */ "scriptDefinitions", +/* write */ "");