X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fscript-engraver.cc;h=03826157bf269bc69a171e4aff67924f4e1038fc;hb=7e72a1e50e94a7f9738d62599de79fe7745f600c;hp=6947d403907f2bf32e16fbfebd7ccbc5fc7a03e6;hpb=9b40d66187029df3dca86fc5ecc65f64db315a48;p=lilypond.git diff --git a/lily/script-engraver.cc b/lily/script-engraver.cc index 6947d40390..03826157bf 100644 --- a/lily/script-engraver.cc +++ b/lily/script-engraver.cc @@ -1,176 +1,241 @@ /* script-engraver.cc -- implement Script_engraver - (c) 1997--2000 Han-Wen Nienhuys + (c) 1997--2004 Han-Wen Nienhuys */ - #include "script.hh" #include "side-position-interface.hh" -#include "musical-request.hh" +#include "event.hh" #include "stem.hh" #include "rhythmic-head.hh" #include "engraver.hh" +#include "note-column.hh" +#include "translator-group.hh" +#include "warn.hh" -class Script_engraver : public Engraver { - Link_array script_p_arr_; - Link_array script_req_l_arr_; +struct Script_tuple +{ + Music *event_; + Grob * script_; + SCM description_; + Script_tuple () + { + event_ = 0; + script_ = 0; + description_ = SCM_EOL; + } +}; +class Script_engraver : public Engraver +{ + Array scripts_; public: - VIRTUAL_COPY_CONS(Translator); - - Script_engraver(); + TRANSLATOR_DECLARATIONS(Script_engraver); protected: - virtual bool do_try_music (Music*); - virtual void do_process_music (); - virtual void do_pre_move_processing (); - virtual void do_post_move_processing (); - virtual void acknowledge_element (Score_element_info); + virtual bool try_music (Music*); + virtual void stop_translation_timestep (); + virtual void process_music (); + virtual void acknowledge_grob (Grob_info); }; - -Script_engraver::Script_engraver() +bool +Script_engraver::try_music (Music *r) { - do_post_move_processing(); + if (r->is_mus_type ("articulation-event")) + { + /* + Discard double articulations. + This is necessary for part-combining. + */ + for (int j = 0; j < scripts_.size (); j++) + if (gh_equal_p (scripts_[j]. event_->get_mus_property ("articulation-type"), + r->get_mus_property ("articulation-type") + )) + return true; + + Script_tuple t; + t.event_ =r; + scripts_.push (t); + + return true; + } + return false; } -bool -Script_engraver::do_try_music (Music *r_l) +void +copy_property (Grob * g , SCM sym, SCM alist) { - if (Articulation_req *mr = dynamic_cast (r_l)) + if (g->internal_get_grob_property (sym) == SCM_EOL) { - for (int i=0; i < script_req_l_arr_.size(); i++) + SCM entry = scm_assoc (sym,alist); + if (gh_pair_p (entry)) { - if (script_req_l_arr_[i]->equal_b (mr)) - return true; + g->internal_set_grob_property (sym, gh_cdr (entry)); } - script_req_l_arr_.push (mr); - return true; } - return false; } -void -Script_engraver::do_process_music() + +/* + 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, + SCM art_type, + int index) { - for (int i=0; i < script_req_l_arr_.size(); i++) + SCM alist = tg->get_property ("scriptDefinitions"); + SCM art = scm_assoc (art_type, alist); + + if (art == SCM_BOOL_F) { - Articulation_req* l=script_req_l_arr_[i]; + warning (_("Don't know how to interpret articulation:")); + warning (_("Scheme encoding: ")); + scm_write (art_type, scm_current_error_port ()); + return ; + } - SCM alist = get_property ("scriptDefinitions"); - SCM list = scm_assoc (ly_str02scm (l->articulation_str_.ch_C ()), alist); + art = gh_cdr (art); + + *descr = art; - if (list == SCM_BOOL_F) - { - l->origin ()->warning (_f ("Don't know how to interpret articulation `%s'", - l->articulation_str_.ch_C ())); - continue; - } - // todo -> use result of articulation-to-scriptdef directly as basic prop list. - Score_element *p =new Item (get_property ("Script")); - list = gh_cdr (list); - p->set_elt_property ("molecule", - gh_car (list)); - - list = gh_cdr(list); - bool follow_staff = gh_scm2bool (gh_car (list)); - list = gh_cdr(list); - SCM relative_stem_dir = gh_car (list); - list = gh_cdr(list); - SCM force_dir = l->get_mus_property ("direction"); - if (!isdir_b (force_dir)) - force_dir = gh_car (list); - list = gh_cdr(list); - SCM priority = gh_car (list); + copy_property (p, ly_symbol2scm ("script-molecule"), art); + copy_property (p, ly_symbol2scm ("direction"), art); + copy_property (p, ly_symbol2scm ("side-relative-direction"), art); - - if (to_dir (relative_stem_dir)) - p->set_elt_property ("side-relative-direction", relative_stem_dir); - else - p->set_elt_property ("direction", force_dir); + int prio =0; + SCM sprio = scm_assoc (ly_symbol2scm ("script-priority"), art); + if (gh_pair_p (sprio)) + prio = gh_scm2int (gh_cdr (sprio)); - /* - FIXME: should figure this out in relation with basic props! - */ - SCM axisprop = get_property ("scriptHorizontal"); - bool xaxis = to_boolean (axisprop); - Side_position::set_axis (p, xaxis ? X_AXIS : Y_AXIS); - - if (!follow_staff && ! xaxis) - p->set_elt_property ("staff-support", SCM_BOOL_T); - if (!xaxis && follow_staff) - p->add_offset_callback (Side_position::quantised_position_proc, Y_AXIS); - + /* + 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->get_mus_property ("articulation-type"), + i); + + scripts_[i].script_ = p; + - p->set_elt_property ("script-priority", priority); - - script_p_arr_.push (p); + SCM force_dir = l->get_mus_property ("direction"); + if (is_direction (force_dir) && to_dir (force_dir)) + p->set_grob_property ("direction", force_dir); - announce_element (p, l); + if (p) + announce_grob (p, l->self_scm()); } } void -Script_engraver::acknowledge_element (Score_element_info inf) +Script_engraver::acknowledge_grob (Grob_info inf) { - bool them_grace = to_boolean (inf.elem_l_->get_elt_property ("grace")); - bool us_grace = to_boolean (get_property ("weAreGraceContext")); - - if (us_grace != them_grace) - return; - - if (Stem::has_interface (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++) { - Score_element*e = script_p_arr_[i]; + 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 ()); - e->set_elt_property ("direction-source", inf.elem_l_->self_scm ()); - Side_position::add_support (e, inf.elem_l_); + /* + add dep ? + */ + e->add_dependency (inf.grob_); + Side_position_interface::add_support (e, inf.grob_); } } - else if (Rhythmic_head::has_interface (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++) { - Score_element *e = script_p_arr_[i]; + Grob *e = scripts_[i].script_; - if (!e->parent_l (X_AXIS)) + if (Side_position_interface::get_axis (e) == X_AXIS + && !e->get_parent (Y_AXIS)) { - e->set_parent (inf.elem_l_, X_AXIS); + e->set_parent (inf.grob_, Y_AXIS); + e->add_dependency (inf.grob_); // ?? } - if (Side_position::get_axis (e) == X_AXIS - && !e->parent_l (Y_AXIS)) - e->set_parent (inf.elem_l_, 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_; - Side_position::add_support (e,inf.elem_l_); + 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++) { - Score_element * sc = script_p_arr_[i]; - if (to_boolean (sc->get_elt_property ("staff-support"))) + 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))) { - Side_position::add_staff_support (sc); + sc->add_offset_callback (Side_position_interface::quantised_position_proc, Y_AXIS); + sc->set_grob_property ("staff-padding", SCM_EOL); } - typeset_element (sc); + 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 */ "");