source file of the GNU LilyPond music typesetter
- (c) 1998--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1998--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include "directional-element-interface.hh"
#include "engraver.hh"
+#include "rhythmic-head.hh"
#include "side-position-interface.hh"
#include "stem.hh"
-#include "rhythmic-head.hh"
+#include "stream-event.hh"
#include "text-interface.hh"
+#include "item.hh"
+
+#include "translator.icc"
/**
typeset directions that are plain text.
*/
class Text_engraver : public Engraver
{
- Link_array<Music> evs_;
- Link_array<Item> texts_;
+ vector<Stream_event *> evs_;
+ vector<Grob*> texts_;
public:
TRANSLATOR_DECLARATIONS (Text_engraver);
protected:
- virtual bool try_music (Music *m);
- PRECOMPUTED_VIRTUAL void stop_translation_timestep ();
- PRECOMPUTED_VIRTUAL void process_acknowledged ();
+ void stop_translation_timestep ();
+ void process_acknowledged ();
- DECLARE_ACKNOWLEDGER(stem);
- DECLARE_ACKNOWLEDGER(rhythmic_head);
+ DECLARE_TRANSLATOR_LISTENER (text_script);
};
-bool
-Text_engraver::try_music (Music *m)
-{
- if (m->is_mus_type ("text-script-event"))
- {
- evs_.push (m);
- return true;
- }
- return false;
-}
-
+IMPLEMENT_TRANSLATOR_LISTENER (Text_engraver, text_script);
void
-Text_engraver::acknowledge_rhythmic_head (Grob_info inf)
+Text_engraver::listen_text_script (Stream_event *ev)
{
- for (int i = 0; i < texts_.size (); i++)
- {
- Grob *t = texts_[i];
- Side_position_interface::add_support (t, inf.grob ());
-
- /*
- ugh.
- */
- if (Side_position_interface::get_axis (t) == X_AXIS
- && !t->get_parent (Y_AXIS))
- t->set_parent (inf.grob (), Y_AXIS);
- else if (Side_position_interface::get_axis (t) == Y_AXIS
- && !t->get_parent (X_AXIS))
- t->set_parent (inf.grob (), X_AXIS);
- }
-}
-
-void
-Text_engraver::acknowledge_stem (Grob_info inf)
-{
- for (int i = 0; i < texts_.size (); i++)
- {
- Side_position_interface::add_support (texts_[i], inf.grob ());
- }
+ evs_.push_back (ev);
}
void
{
if (texts_.size ())
return;
- for (int i = 0; i < evs_.size (); i++)
+ for (vsize i = 0; i < evs_.size (); i++)
{
- Music *r = evs_[i];
+ Stream_event *r = evs_[i];
// URG: Text vs TextScript
Item *text = make_item ("TextScript", r->self_scm ());
- Axis ax = Y_AXIS;
- Side_position_interface::set_axis (text, ax);
-
- // Hmm
- int priority = 200;
- SCM s = text->get_property ("script-priority");
- if (scm_is_number (s))
- priority = scm_to_int (s);
+ int priority = robust_scm2int (text->get_property ("script-priority"),
+ 200);
/* see script-engraver.cc */
priority += i;
- text->set_property ("script-priority", scm_int2num (priority));
+ text->set_property ("script-priority", scm_from_int (priority));
Direction dir = to_dir (r->get_property ("direction"));
if (dir)
SCM mark = r->get_property ("text");
text->set_property ("text", mark);
- texts_.push (text);
+ texts_.push_back (text);
}
}
{
}
-#include "translator.icc"
-
-ADD_ACKNOWLEDGER(Text_engraver, stem);
-ADD_ACKNOWLEDGER(Text_engraver, rhythmic_head);
ADD_TRANSLATOR (Text_engraver,
- /* descr */ "Create text-scripts",
- /* creats*/ "TextScript",
- /* accepts */ "text-script-event",
- /* acks */ "",
- /* reads */ "",
- /* write */ "");
+ /* doc */
+ "Create text scripts.",
+
+ /* create */
+ "TextScript ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );