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>,
+
Mats Bengtsson <matsb@s3.kth.se>
*/
#include "debug.hh"
#include "command-request.hh"
#include "time-description.hh"
-
-
#include "note-head.hh"
#include "key-item.hh"
#include "local-key-item.hh"
c0_position_i_ = 0;
clef_position_i_ = 0;
octave_dir_ = CENTER;
+ create_default_b_ = true;
}
/*
- Ugh. Should have support for Dictionaries in mudela.
+ PUT THIS IN GUILE!
*/
+struct Clef_settings {
+ char const *name;
+ char const *cleftype;
+ int position;
+} clef_settings[] = {
+ {"treble", "treble", -2},
+ {"violin", "treble", -2},
+ {"G", "treble", -2},
+ {"G2", "treble", -2},
+ {"french", "treble",-4 },
+ {"soprano", "alto",-4 },
+ {"mezzosoprano", "alto",-2 },
+ {"alto", "alto",0 },
+ {"tenor", "alto",2 },
+ {"baritone", "alto",4 },
+ {"varbaritone", "bass",0 },
+ {"bass" , "bass",2 },
+ {"F", "bass", 2},
+ {"subbass", "bass",4},
+ {0,0,0}
+};
+
bool
Clef_engraver::set_type (String s)
{
}
else
octave_dir_ = CENTER;
- if (s == "treble" ||
- s == "violin" ||
- s == "G" || s == "G2")
- {
- clef_type_str_ = "violin";
- clef_position_i_ = -2;
- }
- else if (s == "french")
- {
- clef_type_str_ = "violin";
- clef_position_i_ = -4;
- }
- else if (s == "soprano")
- {
- clef_type_str_ = "alto";
- clef_position_i_ = -4;
- }
- else if (s == "mezzosoprano")
- {
- clef_type_str_ = "alto";
- clef_position_i_ = -2;
- }
- else if (s == "alto")
- {
- clef_type_str_ = "alto";
- clef_position_i_ = 0;
- }
- else if (s == "tenor")
- {
- clef_type_str_ = "alto";
- clef_position_i_ = 2;
- }
- else if (s == "baritone")
- {
- clef_type_str_ = "alto";
- clef_position_i_ = 4;
- }
- else if (s == "varbaritone")
- {
- clef_type_str_ = "bass";
- clef_position_i_ = 0;
- }
- else if (s == "bass" || s == "F")
- {
- clef_type_str_ = "bass";
- clef_position_i_ = 2;
- }
- else if (s == "subbass")
+
+ bool found = 0;
+ for (Clef_settings *c = clef_settings; !found && c->name; c++)
{
- clef_type_str_ = "bass";
- clef_position_i_ = 4;
- }
- else
+ if (c->name == s)
+ {
+ clef_type_str_ = c->cleftype;
+ clef_position_i_ = c->position;
+ found = 1;
+ }
+ }
+
+ if (!found)
{
switch(toupper (s[0]))
{
clef_type_str_ = "bass";
break;
case 'G':
- clef_type_str_ = "violin";
+ clef_type_str_ = "treble";
break;
case 'C':
clef_type_str_ = "alto";
}
clef_position_i_ = 2 * (s[1] - '0') - 6;
}
- if (clef_type_str_ == "violin")
+
+ if (clef_type_str_ == "treble")
c0_position_i_ = clef_position_i_ - 4;
else if (clef_type_str_ == "alto")
c0_position_i_ = clef_position_i_;
c0_position_i_ = clef_position_i_ + 4;
else
assert (false);
-
c0_position_i_ -= (int) octave_dir_ * 7;
return true;
}
-void
-Clef_engraver::read_req (Clef_change_req*c_l)
-{
- if (!set_type (c_l->clef_str_))
- c_l->error (_ ("unknown clef type "));
-}
-
/**
Generate a clef at the start of a measure. (when you see a Bar,
void
Clef_engraver::acknowledge_element (Score_element_info info)
{
- if (info.elem_l_->is_type_b (Bar::static_name ())
+ if (dynamic_cast<Bar*>(info.elem_l_)
&& clef_type_str_.length_i())
{
+ bool def = !clef_p_;
create_clef();
- if (!clef_req_l_)
- clef_p_->default_b_ = true;
+ if(def)
+ clef_p_->set_elt_property(visibility_lambda_scm_sym,
+ ly_ch_C_eval_scm ("postbreak_only_visibility"));
}
/* ugh; should make Clef_referenced baseclass */
- Item * it_l =info.elem_l_->access_Item ();
-if (it_l)
- {
- if (it_l->is_type_b (Note_head::static_name ()))
- {
- Note_head * h = (Note_head*)it_l;
- h->position_i_ += c0_position_i_;
- }
- else if (it_l->is_type_b (Local_key_item::static_name ()))
- {
- Local_key_item *i = (Local_key_item*)it_l;
- i->c0_position_i_ =c0_position_i_;
- }
- else if (it_l->is_type_b (Key_item::static_name ()))
+ Item * it_l =dynamic_cast <Item *> (info.elem_l_);
+ if (it_l)
{
- Key_item *k = (Key_item*)it_l;
- k-> set_c_position (c0_position_i_);
- }
- }
+ if (Note_head * h = dynamic_cast<Note_head*>(it_l))
+ {
+ // h->position_i_ += c0_position_i_;
+ h->position_i_ += c0_position_i_;
+ }
+ else if (Local_key_item *i = dynamic_cast<Local_key_item*> (it_l))
+ {
+ i->c0_position_i_ =c0_position_i_;
+ }
+ else if (Key_item *k = dynamic_cast<Key_item*>(it_l))
+ {
+ k-> set_c_position (c0_position_i_);
+ }
+ }
}
void
Clef_engraver::do_creation_processing()
{
- Scalar def = get_property ("defaultclef");
- if (def.operator bool ()) // egcs: Scalar to bool is ambiguous
- set_type (def);
+ create_default_b_ = true; // should read property.
+ SCM def = get_property ("createInitdefaultClef", 0);
+ if (gh_string_p (def))
+ set_type (ly_scm2string (def));
+
if (clef_type_str_.length_i ())
{
create_clef();
- clef_p_->default_b_ = false;
+ clef_p_->set_elt_property (non_default_scm_sym, SCM_BOOL_T);
}
}
bool
-Clef_engraver::do_try_request (Request * r_l)
+Clef_engraver::do_try_music (Music * r_l)
{
- Command_req* creq_l= r_l->access_Command_req ();
- if (!creq_l || !creq_l->access_Clef_change_req ())
+ if (Clef_change_req *cl = dynamic_cast <Clef_change_req *> (r_l))
+ {
+ clef_req_l_ = cl;
+ if (!set_type (cl->clef_str_))
+ cl->error (_ ("unknown clef type"));
+
+ return true;
+ }
+ else
return false;
- clef_req_l_ = creq_l->access_Clef_change_req ();
- read_req (clef_req_l_);
- return true;
}
void
{
if (!clef_p_)
{
- clef_p_ = new Clef_item;
- clef_p_->break_priority_i_ = -2; // ugh
- announce_element (Score_element_info (clef_p_,clef_req_l_));
+ Clef_item *c= new Clef_item;
+ c->set_elt_property (break_priority_scm_sym, gh_int2scm (-2)); // ugh
+ SCM clefstyle = get_property ("clefStyle", 0);
+ if (gh_string_p(clefstyle))
+ c->set_elt_property (style_scm_sym, clefstyle);
+
+ announce_element (Score_element_info (c, clef_req_l_));
+ clef_p_ = c;
+ }
+
+ clef_p_->symbol_ = clef_type_str_;
+ clef_p_->y_position_i_ = clef_position_i_;
+ if (octave_dir_)
+ {
+ clef_p_->set_elt_property (octave_dir_scm_sym, gh_int2scm (octave_dir_));
}
- clef_p_->read (*this);
}
+
void
Clef_engraver::do_process_requests()
{
if (clef_req_l_)
{
create_clef();
- clef_p_->default_b_ = false;
+ }
+ else if (create_default_b_)
+ {
+ SCM type = get_property ("defaultClef", 0);
+ if (gh_string_p (type))
+ set_type (ly_scm2string (type));
+ else
+ set_type ( "treble");
+ create_clef ();
+ create_default_b_ =0;
}
}
if (clef_p_)
{
typeset_element (clef_p_);
- clef_p_ = 0;
+ clef_p_ =0;
}
+ create_default_b_ = false;
}
+
void
Clef_engraver::do_post_move_processing()
{
void
Clef_engraver::do_removal_processing()
{
- if (clef_p_)
- {
- clef_p_->unlink ();
- delete clef_p_;
- clef_p_ =0;
- }
+ assert (!clef_p_);
}
-IMPLEMENT_IS_TYPE_B1(Clef_engraver,Engraver);
+
ADD_THIS_TRANSLATOR(Clef_engraver);
projects / lilypond.git / blobdiff