X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fkey-engraver.cc;h=8dc62ea994507c898853b3cdf4cb0f76c75d568d;hb=4eb6f42fc6ca20d65c788a73eb78dfcc22ea0453;hp=767b652dd2ff4461e291f580e76d0e8ff8eef264;hpb=48f2b9351f93d0161c675cfb60e95bf919041df2;p=lilypond.git diff --git a/lily/key-engraver.cc b/lily/key-engraver.cc index 767b652dd2..8dc62ea994 100644 --- a/lily/key-engraver.cc +++ b/lily/key-engraver.cc @@ -3,203 +3,189 @@ source file of the GNU LilyPond music typesetter - (c) 1997--1999 Han-Wen Nienhuys + (c) 1997--2001 Han-Wen Nienhuys */ -// clean me up -#include "key-engraver.hh" + #include "key-item.hh" #include "command-request.hh" -#include "local-key-engraver.hh" #include "musical-request.hh" -#include "local-key-item.hh" +#include "item.hh" #include "bar.hh" #include "timing-translator.hh" #include "staff-symbol-referencer.hh" +#include "translator-group.hh" +#include "engraver.hh" +#include "pitch.hh" +#include "protected-scm.hh" +#include "clef.hh" + +/** + Make the key signature. + */ +class Key_engraver : public Engraver +{ + void create_key (bool); + void read_req (Key_change_req const * r); -Key_engraver::Key_engraver () +public: + Key_engraver (); + + VIRTUAL_COPY_CONS (Translator); + + Key_change_req * keyreq_l_; + Item * item_p_; + Protected_scm old_accs_; // ugh. -> property + +protected: + virtual void initialize (); + virtual void finalize (); + virtual bool try_music (Music *req_l); + virtual void stop_translation_timestep (); + virtual void start_translation_timestep (); + virtual void create_grobs (); + virtual void acknowledge_grob (Grob_info); +}; + + +void +Key_engraver::finalize () { - item_p_ = 0; - do_post_move_processing (); + old_accs_ = SCM_EOL; // unprotect can not be called from dtor. } -bool -Key_engraver::key_changed_b () const +Key_engraver::Key_engraver () { - return keyreq_l_ ; + keyreq_l_ = 0; + item_p_ = 0; } void -Key_engraver::create_key () +Key_engraver::create_key (bool def) { if (!item_p_) { - item_p_ = new Key_item; - Staff_symbol_referencer_interface st (item_p_); - st.set_interface (); - - item_p_->set_elt_property ("break-aligned", SCM_BOOL_T); // ugh - - item_p_->set_elt_property ("multi-octave", - gh_bool2scm (key_.multi_octave_b_)); - - announce_element (Score_element_info (item_p_,keyreq_l_)); + item_p_ = new Item (get_property ("KeySignature")); + + item_p_->set_grob_property ("c0-position", gh_int2scm (0)); + + // todo: put this in basic props. + item_p_->set_grob_property ("old-accidentals", old_accs_); + item_p_->set_grob_property ("new-accidentals", get_property ("keySignature")); + + Staff_symbol_referencer::set_interface (item_p_); + Key_item::set_interface (item_p_); + + announce_grob (item_p_,keyreq_l_); + } - for (int i = 0; i < accidental_idx_arr_.size(); i++) - { - Musical_pitch m_l =accidental_idx_arr_[i]; - int a =m_l.accidental_i_; - if (key_.multi_octave_b_) - item_p_->add (m_l.steps (), a); - else - item_p_->add (m_l.notename_i_, a); - } - for (int i = 0 ; i < old_accidental_idx_arr_.size(); i++) - { - Musical_pitch m_l =old_accidental_idx_arr_[i]; - int a =m_l.accidental_i_; - if (key_.multi_octave_b_) - item_p_->add_old (m_l.steps (), a); - else - item_p_->add_old (m_l.notename_i_, a); - } + if (!def) + { + SCM vis = get_property ("explicitKeySignatureVisibility"); + if (gh_procedure_p (vis)) + item_p_->set_grob_property ("visibility-lambda",vis); } } bool -Key_engraver::do_try_music (Music * req_l) +Key_engraver::try_music (Music * req_l) { if (Key_change_req *kc = dynamic_cast (req_l)) { - if (keyreq_l_) - warning (_ ("FIXME: key change merge")); + if (keyreq_l_ && !keyreq_l_->equal_b (kc)) + { + kc->origin ()->warning (_ ("Conflicting key signatures found.")); + keyreq_l_->origin ()->warning (_ ("This was the other key definition.")); + return false; + } keyreq_l_ = kc; read_req (keyreq_l_); + return true; } return false; } void -Key_engraver::acknowledge_element (Score_element_info info) +Key_engraver::acknowledge_grob (Grob_info info) { - if (dynamic_cast (info.req_l_)) + if (Clef::has_interface (info.elem_l_)) { - SCM c = get_property ("createKeyOnClefChange", 0); + SCM c = get_property ("createKeyOnClefChange"); if (to_boolean (c)) - create_key (); - } - else if (dynamic_cast (info.elem_l_) - && accidental_idx_arr_.size ()) - { - bool def = (!item_p_); - create_key (); - if (!def) { - item_p_->set_elt_property ("visibility-lambda", - ly_eval_str ("all-visibility")); + create_key (false); } } + else if (Bar::has_interface (info.elem_l_) + && gh_pair_p (get_property ("keySignature"))) + { + create_key (true); + } } void -Key_engraver::do_process_requests () +Key_engraver::create_grobs () { - if (keyreq_l_) + if (keyreq_l_ || old_accs_ != get_property ("keySignature")) { - create_key (); + create_key (false); } } void -Key_engraver::do_pre_move_processing () +Key_engraver::stop_translation_timestep () { if (item_p_) { - typeset_element (item_p_); + typeset_grob (item_p_); item_p_ = 0; } } - -/* - TODO Slightly hairy. - */ void Key_engraver::read_req (Key_change_req const * r) { - old_accidental_idx_arr_ = accidental_idx_arr_; - key_.clear (); - SCM prop = get_property ("keyOctaviation", 0); - - key_.multi_octave_b_ = to_boolean (prop); - - accidental_idx_arr_.clear (); - - if (r->key_.ordinary_key_b_) + SCM p = r->get_mus_property ("pitch-alist"); + if (!gh_pair_p (p)) + return; + + SCM n = scm_list_copy (p); + SCM accs = SCM_EOL; + for (SCM s = get_property ("keyAccidentalOrder"); + gh_pair_p (s); s = gh_cdr (s)) { - int no_of_acc = r->key_.ordinary_accidentals_i (); - - // Hmm, can't these be handled/constructed by Key_change_req? - if (no_of_acc < 0) - { - int accidental = 6 ; // First accidental: bes - for ( ; no_of_acc < 0 ; no_of_acc++ ) - { - Musical_pitch m; - m.accidental_i_ = -1; - m.notename_i_ = accidental; - if (key_.multi_octave_b_) - key_.set (m); - else - key_.set (m.notename_i_, m.accidental_i_); - accidental_idx_arr_.push (m); - - accidental = (accidental + 3) % 7 ; - } - } - else - { - int accidental = 3 ; // First accidental: fis - for ( ; no_of_acc > 0 ; no_of_acc-- ) - { - Musical_pitch m; - m.accidental_i_ = 1; - m.notename_i_ = accidental; - if (key_.multi_octave_b_) - key_.set (m); - else - key_.set (m.notename_i_, m.accidental_i_); - accidental_idx_arr_.push (m); - - accidental = (accidental + 4) % 7 ; - } - } - } - else // Special key - { - for (int i = 0; i < r->key_.pitch_arr_.size (); i ++) + if (gh_pair_p (scm_member (gh_car (s), n))) { - Musical_pitch m_l =r->key_.pitch_arr_[i]; - if (key_.multi_octave_b_) - key_.set (m_l); - else - key_.set (m_l.notename_i_, m_l.accidental_i_); - - accidental_idx_arr_.push (m_l); + accs = gh_cons (gh_car (s), accs); + n = scm_delete_x (gh_car (s), n); } } + for (SCM s = n ; gh_pair_p (s); s = gh_cdr (s)) + if (gh_scm2int (gh_cdar (s))) + accs = gh_cons (gh_car (s), accs); + + old_accs_ = get_property ("keySignature"); + daddy_trans_l_->set_property ("keySignature", accs); } void -Key_engraver::do_post_move_processing () +Key_engraver::start_translation_timestep () { keyreq_l_ = 0; - old_accidental_idx_arr_.clear (); + old_accs_ = get_property ("keySignature"); +} + +void +Key_engraver::initialize () +{ + daddy_trans_l_->set_property ("keySignature", SCM_EOL); + old_accs_ = SCM_EOL; } + ADD_THIS_TRANSLATOR (Key_engraver);