X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fmark-engraver.cc;h=8cd1b8051546511b7fdc6e00e44b9d09a5e60d46;hb=5b4b0d6e9a197e8f9eb085b7c2ad78b8be3e5cfc;hp=0d875ba8c11a30ecc8a048770ae239e635ee62a6;hpb=1d806d5a5a49dcf192259feac48510cf4e332291;p=lilypond.git diff --git a/lily/mark-engraver.cc b/lily/mark-engraver.cc index 0d875ba8c1..8cd1b80515 100644 --- a/lily/mark-engraver.cc +++ b/lily/mark-engraver.cc @@ -3,192 +3,157 @@ source file of the GNU LilyPond music typesetter - (c) 1998--2003 Jan Nieuwenhuizen + (c) 1998--2008 Jan Nieuwenhuizen */ -#include -#include "bar-line.hh" +#include +using namespace std; -#include "staff-symbol.hh" -#include "engraver-group-engraver.hh" #include "engraver.hh" -#include "lily-guile.hh" -#include "paper-column.hh" -#include "paper-def.hh" -#include "side-position-interface.hh" -#include "staff-symbol-referencer.hh" + +#include "axis-group-interface.hh" +#include "bar-line.hh" +#include "context.hh" +#include "grob-array.hh" +#include "international.hh" #include "item.hh" -#include "group-interface.hh" -#include "text-item.hh" +#include "stream-event.hh" +#include "text-interface.hh" +#include "warn.hh" + +#include "translator.icc" /** - put stuff over or next to bars. Examples: bar numbers, marginal notes, - rehearsal marks. - */ + put stuff over or next to bars. Examples: bar numbers, marginal notes, + rehearsal marks. +*/ class Mark_engraver : public Engraver { -public: - TRANSLATOR_DECLARATIONS(Mark_engraver); -protected: - Item* text_; - -protected: - virtual void stop_translation_timestep (); - virtual void acknowledge_grob (Grob_info); - void create_items (Music*); - virtual bool try_music (Music *req); - virtual void start_translation_timestep (); - virtual void process_music (); - -private: - Music * mark_req_; -}; + void create_items (Stream_event *); + Item *text_; + Stream_event *mark_ev_; +public: + TRANSLATOR_DECLARATIONS (Mark_engraver); +protected: + void process_music (); + void stop_translation_timestep (); + DECLARE_TRANSLATOR_LISTENER (mark); + DECLARE_ACKNOWLEDGER (break_alignment); +}; Mark_engraver::Mark_engraver () { - text_ =0; - mark_req_ = 0; + text_ = 0; + mark_ev_ = 0; } void -Mark_engraver::acknowledge_grob (Grob_info inf) +Mark_engraver::acknowledge_break_alignment (Grob_info inf) { - Grob * s = inf.grob_; - if (text_ && Bar_line::has_interface (s)) + Grob *s = inf.grob (); + if (text_ + && dynamic_cast (s)) { - /* - Ugh. Figure out how to do this right at beginning of line, (without - creating class Bar_script : public Item). - */ text_->set_parent (s, X_AXIS); } } -void + +void Mark_engraver::stop_translation_timestep () { if (text_) - { - text_->set_grob_property ("side-support-elements" , get_property ("stavesFound")); - typeset_grob (text_); - text_ =0; - } + { + text_->set_object ("side-support-elements", + grob_list_to_grob_array (get_property ("stavesFound"))); + text_ = 0; + } + mark_ev_ = 0; } - void -Mark_engraver::create_items (Music *rq) +Mark_engraver::create_items (Stream_event *ev) { if (text_) return; - SCM s = get_property ("RehearsalMark"); - text_ = new Item (s); - - - announce_grob(text_, rq->self_scm()); + text_ = make_item ("RehearsalMark", ev->self_scm ()); } - +IMPLEMENT_TRANSLATOR_LISTENER (Mark_engraver, mark); void -Mark_engraver::start_translation_timestep () +Mark_engraver::listen_mark (Stream_event *ev) { - mark_req_ = 0; + ASSIGN_EVENT_ONCE (mark_ev_, ev); } - -bool -Mark_engraver::try_music (Music* r) -{ - mark_req_ = r; - return true; -} - - /* - TODO: make the increment function in Scheme. - */ void Mark_engraver::process_music () { - if (mark_req_) + if (mark_ev_) { - create_items (mark_req_); - - String t; + create_items (mark_ev_); /* automatic marks. - */ - - SCM m = mark_req_->get_mus_property ("label"); - if (Text_item::markup_p (m)) - { - text_->set_grob_property ("text",m); - } - else + */ + + SCM m = mark_ev_->get_property ("label"); + SCM proc = get_property ("markFormatter"); + if (!Text_interface::is_markup (m) + && ly_is_procedure (proc)) { - if (!gh_string_p (m) && !gh_number_p (m)) - m = get_property ("rehearsalMark"); - - if (gh_number_p (m)) - { - int mark_count = gh_scm2int (m); - t = to_string (mark_count); - mark_count ++; - m = gh_int2scm (mark_count); - } - else if (gh_string_p (m)) + if (!scm_is_number (m)) + m = get_property ("rehearsalMark"); + + if (scm_integer_p (m) == SCM_BOOL_T + && scm_exact_p (m) == SCM_BOOL_T) { - t = ly_scm2string (m); - String next; - if (t.length ()) - { - char c = t[0]; - c++; - next = to_string (c); - } - m = scm_makfrom0str (next.to_str0 ()); + int mark_count = scm_to_int (m); + mark_count++; + context ()->set_property ("rehearsalMark", + scm_from_int (mark_count)); } + + if (scm_is_number (m)) + m = scm_call_2 (proc, m, context ()->self_scm ()); else - { - m = gh_int2scm (1); - } - - daddy_trans_->set_property ("rehearsalMark", m); - - text_->set_grob_property ("text", - scm_makfrom0str (t.to_str0 ())); - - SCM series = SCM_EOL; - SCM family = ly_symbol2scm ("number"); - for (int i=0; i < t.length (); i++) - { - if (!isdigit (t[i])) - { - series = ly_symbol2scm ("bold"); - family = ly_symbol2scm ("roman"); - break; - } - } - if (gh_symbol_p (series)) - text_->set_grob_property ("font-series", series); - if (gh_symbol_p (family)) - text_->set_grob_property ("font-family", family); + /* FIXME: constant error message. */ + warning (_ ("rehearsalMark must have integer value")); } + + if (Text_interface::is_markup (m)) + text_->set_property ("text", m); + else + warning (_ ("mark label must be a markup object")); } } -ENTER_DESCRIPTION(Mark_engraver, -/* descr */ "", -/* creats*/ "RehearsalMark", -/* accepts */ "mark-event", -/* acks */ "bar-line-interface", -/* reads */ "rehearsalMark stavesFound", -/* write */ ""); +ADD_ACKNOWLEDGER (Mark_engraver, break_alignment); + +ADD_TRANSLATOR (Mark_engraver, + /* doc */ + "Create @code{RehearsalMark} objects. It puts them on top of" + " all staves (which is taken from the property" + " @code{stavesFound}). If moving this engraver to a different" + " context, @ref{Staff_collecting_engraver} must move along," + " otherwise all marks end up on the same Y@tie{}location.", + + /* create */ + "RehearsalMark ", + + /* read */ + "markFormatter " + "rehearsalMark " + "stavesFound ", + + /* write */ + "" + );