source file of the GNU LilyPond music typesetter
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "debug.hh"
#include "crescendo.hh"
-#include "dynamic-engraver.hh"
#include "musical-request.hh"
-#include "text-item.hh"
#include "lookup.hh"
#include "paper-def.hh"
#include "score-column.hh"
-#include "staff-sym.hh"
+#include "staff-symbol.hh"
#include "note-column.hh"
+#include "text-item.hh"
+#include "staff-side.hh"
+#include "engraver.hh"
+#include "stem.hh"
+#include "note-head.hh"
+
+/**
+ print text & hairpin dynamics.
+ */
+class Dynamic_engraver : public Engraver
+{
+ Text_item * text_p_;
+ Staff_side_item * staff_side_p_;
+ Staff_side_spanner * ss_span_p_;
+ Staff_side_spanner * to_end_ss_span_p_;
+
+
+ Crescendo * to_end_cresc_p_;
+ Crescendo * cresc_p_;
+ Span_req * cresc_req_l_;
+ Array<Request*> dynamic_req_l_arr_;
+ void typeset_all ();
+public:
+ VIRTUAL_COPY_CONS(Translator);
+ Dynamic_engraver();
+
+protected:
+ virtual void do_removal_processing ();
+ virtual void acknowledge_element (Score_element_info);
+ virtual bool do_try_music (Music *req_l);
+ virtual void do_process_requests();
+ virtual void do_pre_move_processing();
+ virtual void do_post_move_processing();
+};
+
+
Dynamic_engraver::Dynamic_engraver()
{
do_post_move_processing();
- dir_ = CENTER;
- dynamic_p_ =0;
+ text_p_ =0;
+ staff_side_p_ =0;
to_end_cresc_p_ = cresc_p_ = 0;
+ ss_span_p_ = to_end_ss_span_p_=0;
cresc_req_l_ = 0;
}
}
bool
-Dynamic_engraver::do_try_music (Music * r)
+Dynamic_engraver::do_try_music (Music * m)
{
- if(Dynamic_req * d = dynamic_cast <Dynamic_req *> (r))
+ Request * r = dynamic_cast<Request*> (m);
+
+ if(Text_script_req * d = dynamic_cast <Text_script_req *> (r))
{
- for (int i=0; i < dynamic_req_l_arr_.size (); i++)
- if (d->equal_b (dynamic_req_l_arr_[i]))
- return true;
-
- dynamic_req_l_arr_.push (d);
- return true;
+ if (d->style_str_ != "dynamic")
+ return false;
}
- return false;
+ else if (Span_req * s = dynamic_cast <Span_req*> (r))
+ {
+ if (s-> span_type_str_ != "crescendo"
+ && s->span_type_str_ != "decrescendo")
+ return false;
+ }
+ else
+ return false;
+
+ for (int i=0; i < dynamic_req_l_arr_.size (); i++)
+ if (r->equal_b (dynamic_req_l_arr_[i]))
+ return true;
+
+ dynamic_req_l_arr_.push (r);
+ return true;
}
+
+
void
Dynamic_engraver::do_process_requests()
{
Crescendo* new_cresc_p=0;
+ Staff_side_spanner * new_sss_p =0;
for (int i=0; i < dynamic_req_l_arr_.size(); i++)
{
- Dynamic_req *dreq_l = dynamic_req_l_arr_[i];
- if (Absolute_dynamic_req *absd = dynamic_cast<Absolute_dynamic_req *> (dreq_l))
+ if (Text_script_req *absd =
+ dynamic_cast<Text_script_req *> ( dynamic_req_l_arr_[i]))
{
-
- if (dynamic_p_)
+ if (text_p_)
{
- dynamic_req_l_arr_[i]->warning (_("Got a dynamic already. Continuing dazed and confused"));
+ dynamic_req_l_arr_[i]->warning (_("Got a dynamic already. Continuing dazed and confused."));
continue;
}
- Text_def * td_p = new Text_def;
- td_p->align_dir_ = CENTER;
- String loud = absd->loudness_str ();
- td_p->text_str_ = paper ()->lookup_l (0)->dynamic (loud).str_; // ugh
- td_p->style_str_ = "dynamic";
+ String loud = absd->text_str_;
+
+ text_p_ = new Text_item;
+ text_p_->text_str_ = loud; // ugh
+
+ staff_side_p_ = new Staff_side_item;
+ staff_side_p_->set_elt_property (script_priority_scm_sym,
+ gh_int2scm (100));
+
+ staff_side_p_->set_victim (text_p_);
+ staff_side_p_->axis_ = Y_AXIS;
+ staff_side_p_->dir_ = DOWN;
+ SCM prop = get_property ("verticalDirection", 0);
+ if (isdir_b (prop))
+ {
+ staff_side_p_->dir_ = to_dir (prop);
+ }
+
+ prop = get_property ("dynamicDirection", 0);
+ if (SCM_NUMBERP(prop))
+ {
+ staff_side_p_->dir_ = to_dir (prop);
+ }
+ if (absd->dir_)
+ {
+ staff_side_p_->dir_ = absd->dir_;
+ }
- dynamic_p_ = new Text_item (td_p);
- announce_element (Score_element_info (dynamic_p_, dreq_l));
+ prop = get_property ("dynamicPadding", 0);
+ if (SCM_NUMBERP(prop))
+ {
+ staff_side_p_->set_elt_property (padding_scm_sym, prop);
+ }
+ announce_element (Score_element_info (text_p_, absd));
+ announce_element (Score_element_info (staff_side_p_, absd));
}
- else if (Span_dynamic_req *span_l = dynamic_cast <Span_dynamic_req *> (dreq_l))
+ else if (Span_req *span_l
+ = dynamic_cast <Span_req *> (dynamic_req_l_arr_[i]))
{
- if (span_l->spantype == Span_req::STOP)
+ if (span_l->span_dir_ == STOP)
{
if (!cresc_p_)
{
- span_l->warning (_ ("can't find (de)crescendo to end"));
+ span_l->warning (_ ("Can't find (de)crescendo to end"));
}
else
{
assert (!to_end_cresc_p_);
to_end_cresc_p_ =cresc_p_;
+ to_end_ss_span_p_ = ss_span_p_ ;
+
cresc_p_ = 0;
+ ss_span_p_ =0;
+
+
+
+
+ SCM prop = get_property ("verticalDirection", 0);
+ if (isdir_b (prop))
+ {
+ to_end_ss_span_p_->dir_ = to_dir (prop);
+ }
+ prop = get_property ("dynamicDirection", 0);
+ if (isdir_b (prop))
+ {
+ to_end_ss_span_p_->dir_ = to_dir (prop);
+ }
+ prop = get_property ("dynamicPadding", 0);
+ if (SCM_NUMBERP(prop))
+ {
+ to_end_ss_span_p_->set_elt_property (padding_scm_sym,prop);
+ }
}
}
- else if (span_l->spantype == Span_req::START)
+ else if (span_l->span_dir_ == START)
{
cresc_req_l_ = span_l;
assert (!new_cresc_p);
new_cresc_p = new Crescendo;
- new_cresc_p->grow_dir_ = span_l->dynamic_dir_;
+ new_cresc_p->grow_dir_ = (span_l->span_type_str_ == "crescendo") ? BIGGER : SMALLER;
announce_element (Score_element_info (new_cresc_p, span_l));
+
+ new_sss_p = new Staff_side_spanner;
+ new_sss_p->set_victim (new_cresc_p);
+ new_sss_p->axis_ = Y_AXIS;
+ // UGH.!
+ // new_sss_p->set_elt_property (dangling_scm_sym, SCM_BOOL_T);
+ announce_element (Score_element_info (new_sss_p, span_l));
}
}
}
{
::warning (_ ("Too many crescendi here"));
typeset_element (cresc_p_);
+ typeset_element (ss_span_p_);
cresc_p_ = 0;
+ ss_span_p_ =0;
}
cresc_p_ = new_cresc_p;
- cresc_p_->set_bounds(LEFT,get_staff_info().musical_l ());
- if (dynamic_p_)
+ ss_span_p_ = new_sss_p;
+ cresc_p_->set_bounds(LEFT,get_staff_info().musical_pcol_l ());
+ ss_span_p_->set_bounds (LEFT,get_staff_info().musical_pcol_l ());
+ if (text_p_)
{
cresc_p_->dyn_b_drul_[LEFT] = true;
+ if (to_end_cresc_p_)
+ to_end_cresc_p_->dyn_b_drul_[RIGHT] = true;
}
}
}
void
Dynamic_engraver::do_pre_move_processing()
{
- Staff_symbol* s_l = get_staff_info().staff_sym_l_;
- if (to_end_cresc_p_)
- {
- if (dynamic_p_)
- to_end_cresc_p_->dyn_b_drul_[RIGHT]=true;
-
-
- Scalar prop = get_property ("dynamicdir");
- if (prop.isnum_b ())
- {
- to_end_cresc_p_->dir_ = (Direction) (int) prop;
- }
- to_end_cresc_p_->set_bounds(RIGHT,get_staff_info().musical_l ());
- to_end_cresc_p_->add_support (s_l);
- typeset_element (to_end_cresc_p_);
- to_end_cresc_p_ = 0;
- }
- if (dynamic_p_)
- {
- Scalar prop = get_property ("dynamicdir");
- if (prop.isnum_b ())
- {
- dynamic_p_->dir_ = (Direction) (int) prop;
- }
-
- dynamic_p_->add_support (s_l);
- typeset_element (dynamic_p_);
- dynamic_p_ = 0;
- }
+ typeset_all ();
}
if (cresc_p_)
{
typeset_element (cresc_p_ );
-
+ typeset_element (ss_span_p_);
+ ss_span_p_ =0;
cresc_req_l_->warning (_ ("unended crescendo"));
cresc_p_ =0;
}
+ typeset_all ();
+}
+
+
+void
+Dynamic_engraver::typeset_all ()
+{
if (to_end_cresc_p_)
{
+ to_end_cresc_p_->set_bounds(RIGHT,get_staff_info().musical_pcol_l ());
+ to_end_ss_span_p_->set_bounds(RIGHT,get_staff_info().musical_pcol_l ());
typeset_element (to_end_cresc_p_);
+ typeset_element (to_end_ss_span_p_);
to_end_cresc_p_ =0;
+ to_end_ss_span_p_ =0;
}
- if (dynamic_p_)
+
+ if (text_p_)
{
- typeset_element (dynamic_p_);
- dynamic_p_ =0;
+ typeset_element (text_p_);
+ typeset_element (staff_side_p_);
+ text_p_ =0;
+ staff_side_p_ =0;
}
}
+
void
Dynamic_engraver::acknowledge_element (Score_element_info i)
{
- if (dynamic_cast<Note_column *> (i.elem_l_))
+ if (dynamic_cast<Stem *> (i.elem_l_)
+ || dynamic_cast<Note_head *> (i.elem_l_)
+ )
{
- if (dynamic_p_)
- dynamic_p_->add_support (i.elem_l_);
+ if (staff_side_p_)
+ staff_side_p_->add_support (i.elem_l_);
- if (to_end_cresc_p_)
- to_end_cresc_p_->add_support (i.elem_l_);
+ if (to_end_ss_span_p_)
+ to_end_ss_span_p_->add_support (i.elem_l_);
- if (cresc_p_)
- cresc_p_->add_support (i.elem_l_);
+ if (ss_span_p_)
+ ss_span_p_->add_support (i.elem_l_);
}
}
projects / lilypond.git / blobdiff