X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftext-engraver.cc;h=4052bb9bebe6e2f9c0af763d7935d24263114c95;hb=75eebcb49e52d296b1da3e1074e0825d2c780db4;hp=c16f43d46ddc1990fce85228d51256fa7dd8369a;hpb=c26d3ace597521dcc473ae70d9a058f6783d2c88;p=lilypond.git diff --git a/lily/text-engraver.cc b/lily/text-engraver.cc index c16f43d46d..4052bb9beb 100644 --- a/lily/text-engraver.cc +++ b/lily/text-engraver.cc @@ -1,168 +1,138 @@ -/* - text-engraver.cc -- implement Text_engraver - +/* + text-engraver.cc -- implement Text_engraver + source file of the GNU LilyPond music typesetter - - (c) 1998--2000 Han-Wen Nienhuys - - */ + (c) 1998--2006 Han-Wen Nienhuys +*/ +#include "directional-element-interface.hh" #include "engraver.hh" #include "side-position-interface.hh" -#include "item.hh" -#include "musical-request.hh" #include "stem.hh" #include "rhythmic-head.hh" - +#include "text-interface.hh" /** typeset directions that are plain text. - */ +*/ class Text_engraver : public Engraver { - Link_array reqs_; + Link_array evs_; Link_array texts_; public: - VIRTUAL_COPY_CONS(Translator); + TRANSLATOR_DECLARATIONS (Text_engraver); protected: - virtual bool do_try_music (Music* m); - virtual void do_pre_move_processing (); - virtual void do_post_move_processing (); - virtual void do_process_music (); - virtual void acknowledge_element (Score_element_info); + virtual bool try_music (Music *m); + void stop_translation_timestep (); + void process_acknowledged (); + + DECLARE_ACKNOWLEDGER (stem_tremolo); + DECLARE_ACKNOWLEDGER (stem); + DECLARE_ACKNOWLEDGER (rhythmic_head); }; bool -Text_engraver::do_try_music (Music *m) +Text_engraver::try_music (Music *m) { - if (Text_script_req *r = dynamic_cast (m)) + if (m->is_mus_type ("text-script-event")) { - if (r->style_str_ == "dynamic") - return false; - - reqs_.push (r); + evs_.push (m); return true; } return false; } void -Text_engraver::acknowledge_element (Score_element_info inf) +Text_engraver::acknowledge_rhythmic_head (Grob_info inf) { - if (Rhythmic_head::has_interface (inf.elem_l_)) + for (int i = 0; i < texts_.size (); i++) { - for (int i=0; i < texts_.size (); i++) - { - Score_element*t = texts_[i]; - Side_position::add_support (t,inf.elem_l_); - - /* - ugh. - */ - if (Side_position::get_axis( t) == X_AXIS - && !t->parent_l (Y_AXIS)) - t->set_parent (inf.elem_l_, Y_AXIS); - else if (Side_position::get_axis(t) == Y_AXIS - && !t->parent_l (X_AXIS)) - t->set_parent (inf.elem_l_, X_AXIS); - } - } - - if (Stem::has_interface (inf.elem_l_)) - { - for (int i=0; i < texts_.size (); i++) - { - Side_position::add_support(texts_[i],inf.elem_l_); - } + Grob *t = texts_[i]; + Side_position_interface::add_support (t, inf.grob ()); + + /* + ugh. + */ + if (Side_position_interface::get_axis (t) == X_AXIS + && !t->get_parent (Y_AXIS)) + t->set_parent (inf.grob (), Y_AXIS); + else if (Side_position_interface::get_axis (t) == Y_AXIS + && !t->get_parent (X_AXIS)) + t->set_parent (inf.grob (), X_AXIS); } } void -Text_engraver::do_process_music () +Text_engraver::acknowledge_stem (Grob_info inf) +{ + for (int i = 0; i < texts_.size (); i++) + Side_position_interface::add_support (texts_[i], inf.grob ()); +} + +void +Text_engraver::acknowledge_stem_tremolo (Grob_info info) +{ + for (int i = 0; i < texts_.size (); i++) + Side_position_interface::add_support (texts_[i], info.grob ()); +} + +void +Text_engraver::process_acknowledged () { - for (int i=0; i < reqs_.size (); i++) + if (texts_.size ()) + return; + for (int i = 0; i < evs_.size (); i++) { - Text_script_req * r = reqs_[i]; + Music *r = evs_[i]; - String basic = "TextScript"; + // URG: Text vs TextScript + Item *text = make_item ("TextScript", r->self_scm ()); - // separate engraver? - if (r->style_str_== "finger") - { - basic = "Fingering"; - } - Item *text = new Item (get_property (basic.ch_C())); + Axis ax = Y_AXIS; + Side_position_interface::set_axis (text, ax); - /* - FIXME -> need to use basic props. - */ - SCM axisprop = get_property ("scriptHorizontal"); - - Axis ax = to_boolean (axisprop) ? X_AXIS : Y_AXIS; - Side_position::set_axis (text, ax); - - if (r->style_str_ == "finger" && ax == Y_AXIS) - { - /* - nicely center the scripts. - */ - text->add_offset_callback (Side_position::aligned_on_self_proc, X_AXIS); - text->add_offset_callback (Side_position::centered_on_parent_proc, X_AXIS); - } - - - - /* - make sure they're in order by adding i to the priority field. - */ - text->set_elt_property ("script-priority", - gh_int2scm (200 + i)); - - if (r->get_direction ()) - Side_position::set_direction (text, r->get_direction ()); - - if (r->text_str_.length_i ()) - text->set_elt_property ("text", - ly_str02scm ( r->text_str_.ch_C ())); - else - { - text->set_elt_property ("text", r->text_scm_); - text->set_elt_property ("scm-text", r->text_scm_); - } - - if (r->style_str_.length_i ()) - text->set_elt_property ("style", ly_str02scm (r->style_str_.ch_C())); - - SCM nonempty = get_property ("textNonEmpty"); - if (to_boolean (nonempty)) - /* - empty text: signal that no rods should be applied. - */ - text->set_elt_property ("no-spacing-rods" , SCM_BOOL_F); - - announce_element (text, r); + // Hmm + int priority = 200; + SCM s = text->get_property ("script-priority"); + if (scm_is_number (s)) + priority = scm_to_int (s); + + /* see script-engraver.cc */ + priority += i; + + text->set_property ("script-priority", scm_from_int (priority)); + + Direction dir = to_dir (r->get_property ("direction")); + if (dir) + set_grob_direction (text, dir); + + SCM mark = r->get_property ("text"); + + text->set_property ("text", mark); texts_.push (text); } } void -Text_engraver::do_pre_move_processing () +Text_engraver::stop_translation_timestep () { - for (int i=0; i < texts_.size (); i++) - { - Item *ti = texts_[i]; - Side_position::add_staff_support (ti); - typeset_element (ti); - } texts_.clear (); + evs_.clear (); } -void -Text_engraver::do_post_move_processing () +Text_engraver::Text_engraver () { - reqs_.clear (); } -ADD_THIS_TRANSLATOR(Text_engraver); - +#include "translator.icc" + +ADD_ACKNOWLEDGER (Text_engraver, stem); +ADD_ACKNOWLEDGER (Text_engraver, stem_tremolo); +ADD_ACKNOWLEDGER (Text_engraver, rhythmic_head); +ADD_TRANSLATOR (Text_engraver, + /* doc */ "Create text-scripts", + /* create */ "TextScript", + /* accept */ "text-script-event", + /* read */ "", + /* write */ "");