source file of the GNU LilyPond music typesetter
- (c) 1998--2000 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
*/
+#include <ctype.h>
+
+#include "bar-line.hh"
-#include "bar.hh"
-#include "clef-item.hh"
-#include "command-request.hh"
-#include "dimension-cache.hh"
#include "engraver-group-engraver.hh"
#include "engraver.hh"
-#include "lily-guile.hh"
-#include "paper-column.hh"
-#include "paper-def.hh"
-#include "protected-scm.hh"
-#include "side-position-interface.hh"
-#include "staff-symbol-referencer.hh"
-#include "staff-symbol.hh"
+#include "item.hh"
+#include "warn.hh"
#include "text-item.hh"
/**
class Mark_engraver : public Engraver
{
public:
- VIRTUAL_COPY_CONS(Translator);
- Mark_engraver ();
+ TRANSLATOR_DECLARATIONS(Mark_engraver);
protected:
- Text_item* text_p_;
- Protected_scm visibility_lambda_;
- Protected_scm staffs_;
+ Item* text_;
protected:
- virtual void do_creation_processing ();
- virtual void do_pre_move_processing ();
- virtual void acknowledge_element (Score_element_info);
- void create_items(Request*);
- virtual bool do_try_music (Music *req_l);
- virtual void do_process_music ();
- virtual void do_post_move_processing ();
+ virtual void stop_translation_timestep ();
+ virtual void acknowledge_grob (Grob_info);
+ void create_items (Music*);
+ virtual bool try_music (Music *ev);
+ virtual void process_music ();
+
private:
- Mark_req * mark_req_l_;
+ Music * mark_ev_;
};
-ADD_THIS_TRANSLATOR (Mark_engraver);
-Mark_engraver::Mark_engraver ()
-{
- text_p_ =0;
- mark_req_l_ = 0;
- staffs_ = SCM_EOL;
-}
-void
-Mark_engraver::do_creation_processing ()
+Mark_engraver::Mark_engraver ()
{
- String t = "markVisibilityFunction";
- SCM proc = get_property (t);
-
- if (gh_procedure_p (proc))
- visibility_lambda_ = proc;
+ text_ =0;
+ mark_ev_ = 0;
}
-
-
void
-Mark_engraver::acknowledge_element (Score_element_info inf)
+Mark_engraver::acknowledge_grob (Grob_info inf)
{
- Score_element * s = inf.elem_l_;
- if (dynamic_cast<Staff_symbol*> (s))
- {
- staffs_ = gh_cons (inf.elem_l_->self_scm_, staffs_);
- }
- else if (text_p_ && dynamic_cast<Bar*> (s))
+ Grob * s = inf.grob_;
+ if (text_ && Bar_line::has_interface (s))
{
/*
- Ugh. Figure out how to do this right at beginning of line, (without
- creating class Bar_script : public Text_item).
+ TODO: make this configurable. RehearsalMark cannot be
+ break-aligned, since the width of the object should not be taken
+ into alignment considerations.
*/
- text_p_->set_parent (s, X_AXIS);
+ text_->set_parent (s, X_AXIS);
}
}
void
-Mark_engraver::do_pre_move_processing ()
+Mark_engraver::stop_translation_timestep ()
{
- if (text_p_)
+ if (text_)
{
- text_p_->set_elt_property ("side-support" , staffs_);
- typeset_element (text_p_);
- text_p_ =0;
+ text_->set_grob_property ("side-support-elements" , get_property ("stavesFound"));
+ typeset_grob (text_);
+ text_ =0;
}
+ mark_ev_ = 0;
}
void
-Mark_engraver::create_items (Request *rq)
+Mark_engraver::create_items (Music *ev)
{
- if (text_p_)
+ if (text_)
return;
-
- text_p_ = new Text_item;
- text_p_->set_elt_property ("breakable", SCM_BOOL_T); // ugh
- Side_position_interface staffside(text_p_);
- staffside.set_axis (Y_AXIS);
-
- SCM prop = get_property ("markDirection");
- if (!isdir_b (prop))
- {
- prop = gh_int2scm (UP);
- }
- text_p_->set_elt_property ("direction", prop);
- SCM padding = get_property ("markScriptPadding");
- if (gh_number_p(padding))
- {
- text_p_->set_elt_property ("padding", padding);
- }
- else
- {
- text_p_
- ->set_elt_property ("padding",
- gh_double2scm(paper_l ()->get_var ("interline")));
- }
-
- if (gh_procedure_p (visibility_lambda_))
- text_p_->set_elt_property ("visibility-lambda",
- visibility_lambda_);
-
- announce_element (Score_element_info (text_p_, rq));
+ text_ = make_item ("RehearsalMark");
+ announce_grob(text_, ev->self_scm());
}
-void
-Mark_engraver::do_post_move_processing ()
+bool
+Mark_engraver::try_music (Music* r)
{
- mark_req_l_ = 0;
+ mark_ev_ = r;
+ return true;
}
-bool
-Mark_engraver::do_try_music (Music* r_l)
-{
- if (Mark_req *mr = dynamic_cast <Mark_req *> (r_l))
- {
- if (mark_req_l_ && mr->equal_b (mark_req_l_))
- return true;
- if (mark_req_l_)
- return false;
- mark_req_l_ = mr;
- return true;
- }
- return false;
-}
+/*
+
+ TODO: make the increment function in Scheme.
+
+ TODO: junk the number type for rehearsalMark
+*/
void
-Mark_engraver::do_process_music ()
+Mark_engraver::process_music ()
{
- if (mark_req_l_)
+ if (mark_ev_)
{
- create_items (mark_req_l_);
-
- String t;
+ create_items (mark_ev_);
/*
automatic marks.
*/
- SCM m = (mark_req_l_->mark_label_ == SCM_UNDEFINED)
- ? get_property ("rehearsalMark")
- : SCM(mark_req_l_->mark_label_);
+
- if (gh_number_p (m))
- {
- int mark_count = gh_scm2int (m);
- t = to_str (mark_count);
- mark_count ++;
- m = gh_int2scm (mark_count);
- }
- else if (gh_string_p (m))
+ SCM m = mark_ev_->get_mus_property ("label");
+ SCM proc = get_property ("markFormatter");
+ if (!Text_item::markup_p (m) &&
+ gh_procedure_p (proc))
{
- t = ly_scm2string (m);
- String next;
- if (t.length_i ())
+ if (!gh_number_p (m))
+ m = get_property ("rehearsalMark");
+
+ if (scm_integer_p (m) == SCM_BOOL_T
+ && scm_exact_p (m) == SCM_BOOL_T)
{
- char c = t[0];
- c++;
- next = to_str (c);
+ int mark_count = gh_scm2int (m);
+ mark_count ++;
+ daddy_trans_->set_property ("rehearsalMark",
+ gh_int2scm (mark_count));
}
- m = ly_str02scm (next.ch_C());
- }
- else
- {
- m = gh_int2scm (1);
+
+ if (gh_number_p (m))
+ m = scm_call_2 (proc, m, daddy_trans_->self_scm ());
+ else
+ warning ("rehearsalMark does not have integer value.");
}
-
- daddy_trans_l_->set_property ("rehearsalMark", m);
-
- text_p_->set_elt_property ("text",
- ly_str02scm ( t.ch_C()));
- SCM st = ly_str02scm ((t.index_any_i ("0123456789") >= 0 )
- ? "mark" : "large");
- text_p_->set_elt_property ("style", st);
+ if (Text_item::markup_p (m))
+ text_->set_grob_property ("text", m);
+ else
+ warning ("Mark label should be markup object.");
}
}
+ENTER_DESCRIPTION(Mark_engraver,
+/* descr */ "",
+/* creats*/ "RehearsalMark",
+/* accepts */ "mark-event",
+/* acks */ "bar-line-interface",
+/* reads */ "rehearsalMark markFormatter stavesFound",
+/* write */ "");