/*
- script-reg.cc -- implement Script_engraver
+ script-engraver.cc -- implement Script_engraver
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include "script-engraver.hh"
#include "script.hh"
+#include "side-position-interface.hh"
#include "musical-request.hh"
#include "stem.hh"
-#include "staff-sym.hh"
-#include "general-script-def.hh"
-#include "text-def.hh"
+#include "rhythmic-head.hh"
+#include "engraver.hh"
+class Script_engraver : public Engraver
+{
+ Link_array<Grob> script_p_arr_;
+ Link_array<Articulation_req> script_req_l_arr_;
+
+public:
+ TRANSLATOR_DECLARATIONS(Script_engraver);
+protected:
+ virtual bool try_music (Music*);
+ virtual void initialize ();
+ virtual void stop_translation_timestep ();
+ virtual void start_translation_timestep ();
+ virtual void process_music ();
+ virtual void acknowledge_grob (Grob_info);
+};
-Script_engraver::Script_engraver()
+void
+Script_engraver::initialize ()
{
- do_post_move_processing();
+ script_req_l_arr_.clear ();
}
bool
-Script_engraver::do_try_request (Request *r_l)
+Script_engraver::try_music (Music *r_l)
{
- if (!r_l->access_Musical_req () || ! r_l->access_Musical_req ()->access_Musical_script_req ())
- return false ;
-
- for (int i=0; i < script_req_l_arr_.size(); i++)
+ if (Articulation_req *mr = dynamic_cast <Articulation_req *> (r_l))
{
- if (r_l->equal_b (script_req_l_arr_[i]))
- return true;
+ for (int i=0; i < script_req_l_arr_.size (); i++)
+ {
+ if (script_req_l_arr_[i]->equal_b (mr))
+ return true;
+ }
+ script_req_l_arr_.push (mr);
+ return true;
}
- script_req_l_arr_.push (r_l->access_Script_req ());
-
- return true;
+ return false;
}
void
-Script_engraver::do_process_requests()
+Script_engraver::process_music ()
{
- if (script_p_arr_.size ())
- return ;
-
- for (int i=0; i < script_req_l_arr_.size(); i++)
+ for (int i=0; i < script_req_l_arr_.size (); i++)
{
- Script_req* l=script_req_l_arr_[i];
- Script *p =new Script;
- p->dir_ = l->dir_;
- p->specs_p_ = l->scriptdef_p_->clone ();
+ Articulation_req* l=script_req_l_arr_[i];
+
+ SCM alist = get_property ("scriptDefinitions");
+ SCM art = scm_assoc (l->get_mus_property ("articulation-type"), alist);
+
+ if (art == SCM_BOOL_F)
+ {
+ String a = ly_scm2string (l->get_mus_property ("articulation-type"));
+ l->origin ()->warning (_f ("Don't know how to interpret articulation `%s'", a.ch_C ()));
+
+ continue;
+ }
+ // todo -> use result of articulation-to-scriptdef directly as basic prop list.
+ Grob *p =new Item (get_property ("Script"));
+ art = ly_cdr (art);
+ p->set_grob_property ("molecule", ly_car (art));
+
+ art = ly_cdr (art);
+ bool follow_staff = gh_scm2bool (ly_car (art));
+ art = ly_cdr (art);
+ SCM relative_stem_dir = ly_car (art);
+ art = ly_cdr (art);
+
+ SCM force_dir = l->get_mus_property ("direction");
+ if (isdir_b (force_dir) && !to_dir (force_dir))
+ force_dir = ly_car (art);
+
+ art = ly_cdr (art);
+ SCM priority = ly_car (art);
+
+ if (isdir_b (force_dir) && to_dir (force_dir))
+ p->set_grob_property ("direction", force_dir);
+ else if (to_dir (relative_stem_dir))
+ p->set_grob_property ("side-relative-direction", relative_stem_dir);
+
+
+ /*
+ FIXME: should figure this out in relation with basic props!
+ */
+ SCM axisprop = get_property ("scriptHorizontal");
+ bool xaxis = to_boolean (axisprop);
+ Side_position_interface::set_axis (p, xaxis ? X_AXIS : Y_AXIS);
+
+ if (!follow_staff && ! xaxis)
+ p->set_grob_property ("staff-support", SCM_BOOL_T);
+
+ if (!xaxis && follow_staff)
+ p->add_offset_callback (Side_position_interface::quantised_position_proc, Y_AXIS);
+
+
+ p->set_grob_property ("script-priority", priority);
+
script_p_arr_.push (p);
- announce_element (Score_element_info (p, l));
+
+ announce_grob (p, l);
}
}
void
-Script_engraver::do_pre_move_processing()
+Script_engraver::acknowledge_grob (Grob_info inf)
{
- Staff_symbol* s_l = get_staff_info().staff_sym_l_;
- for (int i=0; i < script_p_arr_.size(); i++)
+ if (Stem::has_interface (inf.grob_l_))
{
- Script*script_p = script_p_arr_[i];
- if (!script_p->specs_p_->inside_b())
- script_p->add_support (s_l);
+ for (int i=0; i < script_p_arr_.size (); i++)
+ {
+ Grob*e = script_p_arr_[i];
- if (script_p->specs_p_->is_type_b (Text_def::static_name ()))
+ e->set_grob_property ("direction-source", inf.grob_l_->self_scm ());
+ e->add_dependency (inf.grob_l_);
+ Side_position_interface::add_support (e, inf.grob_l_);
+ }
+ }
+ else if (Rhythmic_head::has_interface (inf.grob_l_))
+ {
+ for (int i=0; i < script_p_arr_.size (); i++)
{
- Text_def * td_l = (Text_def*)script_p->specs_p_;
- Scalar style = get_property ("textstyle");
- if (style.to_bool ())
+ Grob *e = script_p_arr_[i];
+
+ if (!e->get_parent (X_AXIS))
+ {
+ e->set_parent (inf.grob_l_, X_AXIS);
+ }
+ if (Side_position_interface::get_axis (e) == X_AXIS
+ && !e->get_parent (Y_AXIS))
{
- td_l->style_str_= style;
+ e->set_parent (inf.grob_l_, Y_AXIS);
+ e->add_dependency (inf.grob_l_); // ??
}
+ Side_position_interface::add_support (e,inf.grob_l_);
}
- typeset_element (script_p);
+ }
+}
+
+void
+Script_engraver::stop_translation_timestep ()
+{
+ for (int i=0; i < script_p_arr_.size (); i++)
+ {
+ Grob * sc = script_p_arr_[i];
+ if (to_boolean (sc->get_grob_property ("staff-support")))
+ {
+ Side_position_interface::add_staff_support (sc);
+ }
+ typeset_grob (sc);
}
- script_p_arr_.clear();
+ script_p_arr_.clear ();
}
void
-Script_engraver::do_post_move_processing()
+Script_engraver::start_translation_timestep ()
{
- script_req_l_arr_.clear();
+ script_req_l_arr_.clear ();
}
-IMPLEMENT_IS_TYPE_B1(Script_engraver,Engraver);
-ADD_THIS_TRANSLATOR(Script_engraver);
+
+Script_engraver::Script_engraver(){}
+
+ENTER_DESCRIPTION(Script_engraver,
+/* descr */ " Handles note ornaments generated by @code{\\script}.
+",
+/* creats*/ "Script",
+/* acks */ "stem-interface rhythmic-head-interface",
+/* reads */ "scriptDefinitions scriptHorizontal",
+/* write */ "");
projects / lilypond.git / blobdiff