X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftext-engraver.cc;h=e795c9e6770936aea866caf85b272fb33cf229a3;hb=d9b43b93f2c885409bafdb157138158f65cc49aa;hp=088ca5577c62f8b0da4992340d68064ae4427073;hpb=f3467e6b78be6d8497cf4d0a43ffd01656a33300;p=lilypond.git diff --git a/lily/text-engraver.cc b/lily/text-engraver.cc index 088ca5577c..e795c9e677 100644 --- a/lily/text-engraver.cc +++ b/lily/text-engraver.cc @@ -3,120 +3,167 @@ source file of the GNU LilyPond music typesetter - (c) 1998--1999 Han-Wen Nienhuys + (c) 1998--2002 Han-Wen Nienhuys */ + #include "engraver.hh" -#include "g-staff-side.hh" -#include "g-text-item.hh" -#include "text-def.hh" -#include "note-head.hh" +#include "side-position-interface.hh" +#include "item.hh" +#include "musical-request.hh" #include "stem.hh" -#include "staff-sym.hh" +#include "rhythmic-head.hh" + +/** + typeset directions that are plain text. + */ class Text_engraver : public Engraver { - Link_array reqs_; - Link_array positionings_; - Link_array texts_; + Link_array reqs_; + Link_array texts_; public: - Text_engraver(); - 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_requests (); - virtual void acknowledge_element (Score_element_info); + virtual bool try_music (Music* m); + virtual void stop_translation_timestep (); + virtual void start_translation_timestep (); + virtual void create_grobs (); + virtual void acknowledge_grob (Grob_info); }; -Text_engraver::Text_engraver () -{ - -} - bool -Text_engraver::do_try_music (Music *m) +Text_engraver::try_music (Music *m) { - if (Script_req *r = dynamic_cast (m)) + if (dynamic_cast (m) + && m->get_mus_property ("text-type") != ly_symbol2scm ("dynamic")) { - Text_def * t = dynamic_cast (r->scriptdef_p_); - if (!t) - return false; - reqs_.push (r); + reqs_.push (dynamic_cast (m)); return true; } return false; } - void -Text_engraver::acknowledge_element (Score_element_info i) +Text_engraver::acknowledge_grob (Grob_info inf) { - if (Note_head *n = dynamic_cast (i.elem_l_)) + if (Rhythmic_head::has_interface (inf.grob_l_)) { - for (int i=0; i < positionings_.size (); i++) + for (int i=0; i < texts_.size (); i++) { - positionings_[i]->add_support (n); + Grob*t = texts_[i]; + Side_position_interface::add_support (t,inf.grob_l_); + + /* + ugh. + */ + if (Side_position_interface::get_axis (t) == X_AXIS + && !t->get_parent (Y_AXIS)) + t->set_parent (inf.grob_l_, Y_AXIS); + else if (Side_position_interface::get_axis (t) == Y_AXIS + && !t->get_parent (X_AXIS)) + t->set_parent (inf.grob_l_, X_AXIS); } } - if (Stem *n = dynamic_cast (i.elem_l_)) + + if (Stem::has_interface (inf.grob_l_)) { - for (int i=0; i < positionings_.size (); i++) + for (int i=0; i < texts_.size (); i++) { - positionings_[i]->add_support (n); + Side_position_interface::add_support (texts_[i],inf.grob_l_); } } } void -Text_engraver::do_process_requests () +Text_engraver::create_grobs () { + if (texts_.size ()) + return; for (int i=0; i < reqs_.size (); i++) { - Script_req * r = reqs_[i]; - Text_def * t= dynamic_cast (r->scriptdef_p_); + Text_script_req * r = reqs_[i]; + + // URG: Text vs TextScript + String basic = "TextScript"; + + if (r->get_mus_property ("text-type") == ly_symbol2scm ("finger")) + { + basic = "Fingering"; + } + + Item *text = new Item (get_property (basic.ch_C ())); - G_text_item *text = new G_text_item; - G_staff_side_item *ss = new G_staff_side_item; - ss->set_victim (text); - ss->dir_ = r->dir_; - Scalar p (get_property ("textstyle", 0)); // textStyle? - if (p.length_i ()) - text->style_str_ = p; - text->text_str_ = t->text_str_; + /* + FIXME -> need to use basic props. + */ + SCM axisprop = get_property ("scriptHorizontal"); + + Axis ax = to_boolean (axisprop) ? X_AXIS : Y_AXIS; + Side_position_interface::set_axis (text, ax); + +#if 0 + if (r->style_str_ == "finger" && ax == Y_AXIS) + { + /* + nicely center the scripts. + */ + text->add_offset_callback (Side_position_interface::aligned_on_self_proc, X_AXIS); + text->add_offset_callback (Side_position_interface::centered_on_parent_proc, X_AXIS); + } +#endif + - announce_element (Score_element_info (text, r)); - announce_element (Score_element_info (ss, r)); + + /* + make sure they're in order by adding i to the priority field. + */ + text->set_grob_property ("script-priority", + gh_int2scm (200 + i)); + if (r->get_direction ()) + Side_position_interface::set_direction (text, r->get_direction ()); + + text->set_grob_property ("text", r->get_mus_property ("text")); + + SCM nonempty = get_property ("textNonEmpty"); + if (to_boolean (nonempty)) + /* + empty text: signal that no rods should be applied. + */ + text->set_grob_property ("no-spacing-rods" , SCM_BOOL_F); + + announce_grob (text, r); texts_.push (text); - positionings_.push (ss); } } void -Text_engraver::do_pre_move_processing () +Text_engraver::stop_translation_timestep () { - Staff_symbol* s_l = get_staff_info().staff_sym_l_; for (int i=0; i < texts_.size (); i++) { - if (s_l != 0) - { - positionings_[i]->add_support (s_l); - } - - typeset_element (texts_[i]); - typeset_element (positionings_[i]); + Item *ti = texts_[i]; + if (!to_boolean (get_property ("scriptHorizontal"))) + Side_position_interface::add_staff_support (ti); + typeset_grob (ti); } texts_.clear (); - positionings_.clear (); } void -Text_engraver::do_post_move_processing () +Text_engraver::start_translation_timestep () { reqs_.clear (); } -ADD_THIS_TRANSLATOR(Text_engraver); + +Text_engraver::Text_engraver(){} + +ENTER_DESCRIPTION(Text_engraver, +/* descr */ "Create text-scripts", +/* creats*/ "TextScript", +/* acks */ "rhythmic-head-interface stem-interface", +/* reads */ "scriptHorizontal textNonEmpty", +/* write */ "");