source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+
+ Jan Nieuwenhuizen <janneke@gnu.org>
TODO
- This doth suck. We should have PS output, and read spacing info from TFMs
-
- Glissando, bracket
-
+ Read spacing info from AFMs
+ Glissando
*/
#include "lookup.hh"
#include "debug.hh"
+#include "dimensions.hh"
#include "symtable.hh"
-#include "dimen.hh"
-#include "tex.hh"
#include "scalar.hh"
#include "paper-def.hh"
+#include "string-convert.hh"
+#include "main.hh"
+#include "lily-guile.hh"
+
-Lookup::Lookup()
+Lookup::Lookup ()
{
paper_l_ = 0;
- texsetting = "\\unknowntexsetting";
- symtables_ = new Symtables;
+ symtables_p_ = new Symtables;
+ afm_p_ =0;
}
-Lookup::Lookup (Lookup const &s)
+Lookup::Lookup (Lookup const& s)
{
+ font_ = s.font_;
+ font_path_ = s.font_path_;
paper_l_ = s.paper_l_;
- texsetting = s.texsetting;
- symtables_ = new Symtables (*s.symtables_);
+ symtables_p_ = new Symtables (*s.symtables_p_);
+ afm_p_ = 0;
}
-Lookup::~Lookup()
+
+Lookup::Lookup (Symtables const& s)
{
- delete symtables_;
+ font_ = s.font_;
+ font_path_ = s.font_path_;
+ paper_l_ = 0;
+ symtables_p_ = new Symtables (s);
+ afm_p_ = 0;
}
-void
-Lookup::add (String s, Symtable*p)
+Lookup::~Lookup ()
{
- symtables_->add (s, p);
+ delete afm_p_;
+ delete symtables_p_;
+}
+
+Molecule
+Lookup::accidental (int j, bool cautionary) const
+{
+ Molecule m(afm_find (String ("accidentals") + String ("-") + to_str (j)));
+ if (cautionary)
+ {
+ m.add_at_edge(X_AXIS, LEFT,
+ Molecule(afm_find (String ("accidentals") + String ("-("))))
+;
+ m.add_at_edge(X_AXIS, RIGHT,
+ Molecule(afm_find (String ("accidentals") + String ("-)"))))
+;
+ }
+ return m;
}
void
-Lookup::print() const
+Lookup::add (String s, Symtable*p)
{
-#ifndef NPRINT
- DOUT << "Lookup: " << texsetting << " {\n";
- symtables_->print();
- DOUT << "}\n";
-#endif
+ symtables_p_->add (s, p);
}
Atom
-Lookup::text (String style, String text, int dir) const
+Lookup::afm_find (String s, bool warn) const
{
- Array<String> a;
-
- a.push (text);
- Atom tsym = (*symtables_)("style")->lookup (style);
- a[0] = substitute_args (tsym.tex_,a);
+ if (!afm_p_)
+ {
+ *mlog << "[" << font_path_;
+ ( (Lookup*)this)->afm_p_ = new Adobe_font_metric (read_afm (font_path_));
+ *mlog << "]" << flush ;
+ DOUT << this->afm_p_->str ();
+ }
+ Adobe_font_char_metric m = afm_p_->find_char (s, warn);
- Atom s = (*symtables_)("align")->lookup (dir);
- s.tex_ = substitute_args (s.tex_,a);
- s.dim_ = tsym.dim_;
- return s;
+ Atom a;
+ if (m.code () < 0)
+ return a;
+
+ a.dim_ = m.B_;
+ a.dim_[X_AXIS] *= 1 / 1000.0;
+ a.dim_[Y_AXIS] *= 1 / 1000.0;
+ Array<Real> arr;
+ arr.push (m.code ());
+ a.lambda_ = (lambda_scm ("char", arr));
+ a.str_ = "afm_find: " + s;
+ a.font_ = font_;
+ return a;
}
-
-
Atom
Lookup::ball (int j) const
{
if (j > 2)
j = 2;
- Symtable * st = (*symtables_)("balls");
- return st->lookup (String (j));
+ return afm_find (String ("balls") + String ("-") + to_str (j));
}
Atom
-Lookup::rest (int j, bool o) const
+Lookup::bar (String str, Real h) const
{
- return (*symtables_)("rests")->lookup (String (j) + (o ? "o" : ""));
+ Array<Real> arr;
+ arr.push (h);
+ Atom a = (*symtables_p_) ("bars")->lookup (str);
+ a.lambda_ = (lambda_scm (a.str_, arr));
+ a.str_ = "bar";
+ a.dim_.y () = Interval (-h/2, h/2);
+ a.font_ = font_;
+ return a;
}
-Atom
-Lookup::fill (Box b) const
+Atom
+Lookup::beam (Real slope, Real width, Real thick) const
{
- Atom s ((*symtables_)("param")->lookup ("fill"));
- s.dim_ = b;
- return s;
+ Real height = slope * width;
+ Real min_y = (0 <? height) - thick/2;
+ Real max_y = (0 >? height) + thick/2;
+
+ Array<Real> arr;
+ arr.push (width);
+ arr.push (slope);
+ arr.push (thick);
+
+ Atom a;
+ a.lambda_ = (lambda_scm ("beam", arr));
+ a.str_ = "beam";
+ a.dim_[X_AXIS] = Interval (0, width);
+ a.dim_[Y_AXIS] = Interval (min_y, max_y);
+ return a;
}
Atom
-Lookup::accidental (int j) const
+Lookup::clef (String st) const
{
- return (*symtables_)("accidentals")->lookup (String (j));
+ return afm_find (String ("clefs") + String ("-") + st);
}
-
-Atom
-Lookup::bar (String s, Real h) const
+SCM
+offset2scm (Offset o)
{
- Array<String> a;
- a.push (print_dimen (h));
- Atom ret=(*symtables_)("bars")->lookup (s);;
- ret.tex_ = substitute_args (ret.tex_, a);
- ret.dim_.y() = Interval (0, h);
- return ret;
+ return gh_list (gh_double2scm (o[X_AXIS]), gh_double2scm(o[Y_AXIS]), SCM_UNDEFINED);
}
Atom
-Lookup::script (String s) const
+Lookup::dashed_slur (Array<Offset> controls, Real thick, Real dash) const
{
- return (*symtables_)("scripts")->lookup (s);
+ assert (controls.size () == 8);
+ Offset d = controls[3] - controls[0];
+
+ Real dx = d[X_AXIS];
+ Real dy = d[Y_AXIS];
+
+ Atom a;
+ a.font_ = font_;
+ a.dim_[X_AXIS] = Interval (0, dx);
+ a.dim_[Y_AXIS] = Interval (0 <? dy, 0 >? dy);
+
+ SCM sc[4];
+ for (int i=0; i< 4; i++)
+ {
+ sc[i] = offset2scm (controls[i]);
+ }
+
+ // (lambda (o) (dashed-slur o thick dash '(stuff))
+ a.lambda_ = gh_list (gh_append3 (ly_lambda_o (),
+ ly_func_o ("dashed-slur"),
+ gh_list (gh_double2scm (thick),
+ gh_double2scm (dash),
+ ly_quote_scm (gh_list (sc[0], sc[1], sc[2], sc[3], SCM_UNDEFINED)),
+ SCM_UNDEFINED)
+ ), SCM_UNDEFINED);
+
+ a.str_ = "dashed_slur";
+ return a;
}
Atom
-Lookup::dynamic (String s) const
+Lookup::dots () const
{
- return (*symtables_)("dynamics")->lookup (s);
+ return afm_find (String ("dots") + String ("-") + String ("dot"));
}
Atom
-Lookup::clef (String s) const
+Lookup::dynamic (String st) const
{
- return (*symtables_)("clefs")->lookup (s);
+ return (*symtables_p_) ("dynamics")->lookup (st);
}
-
+
Atom
-Lookup::dots () const
+Lookup::fill (Box b) const
{
- return (*symtables_)("dots")->lookup ("dot");
+ Atom a;
+ a.dim_ = b;
+ return a;
}
Atom
Lookup::flag (int j, Direction d) const
{
char c = (d == UP) ? 'u' : 'd';
- return (*symtables_)("flags")->lookup (c + String (j));
+ Atom a = afm_find (String ("flags") + String ("-") + to_str (c) + to_str (j));
+ return a;
}
-Atom
-Lookup::streepjes (int type, int i) const
+void
+Lookup::print () const
{
- assert (i);
-
- int arg;
- String idx;
-
- if (i < 0)
- {
- idx = "botlines";
- arg = -i;
- }
- else
- {
- arg = i;
- idx = "toplines";
- }
-
- // ugh
- Real w = ball (type).dim_[X_AXIS].length ();
+#ifndef NPRINT
+ DOUT << "Lookup {\n";
+ symtables_p_->print ();
+ DOUT << "}\n";
+#endif
+}
- Atom ret = (*symtables_)("streepjes")->lookup (idx);
-
- Array<String> a;
- a.push (String (w) + "pt");
- a.push (arg);
- ret.tex_ = substitute_args (ret.tex_, a);
+Atom
+Lookup::rest (int j, bool o) const
+{
+ return afm_find (String ("rests")
+ + String ("-") + to_str (j) + (o ? "o" : ""));
+}
- return ret;
+Atom
+Lookup::rule_symbol (Real height, Real width) const
+{
+ Atom a = (*symtables_p_) ("param")->lookup ("rule");
+ Array<Real> arr;
+ arr.push (height);
+ arr.push (width);
+ a.lambda_ = (lambda_scm (a.str_, arr));
+ a.str_ = "rule_symbol";
+ a.dim_.x () = Interval (0, width);
+ a.dim_.y () = Interval (0, height);
+ return a;
}
Atom
-Lookup::hairpin (Real &wid, bool decresc) const
+Lookup::script (String str) const
{
- int idx = int (rint (wid / 6 PT));
- if (!idx) idx ++;
- wid = idx*6 PT;
- String idxstr = (decresc)? "decrescendosym" : "crescendosym";
- Atom ret=(*symtables_)("param")->lookup (idxstr);
-
- Array<String> a;
- a.push (idx);
- ret.tex_ = substitute_args (ret.tex_, a);
- ret.dim_.x() = Interval (0,wid);
- return ret;
+ return afm_find (String ("scripts") + String ("-") + str);
}
Atom
-Lookup::linestaff (int lines, Real interline_f, Real wid) const
+Lookup::special_time_signature (String s, Array<int> arr) const
{
- Atom s;
- Real dy = (lines >0) ? (lines-1)*interline_f : 0;
- s.dim_ = Box (Interval (0,wid), Interval (0,dy));
+ // First guess: s contains only the signature style
+ assert (arr.size () >1);
+ String symbolname = "timesig-" + s + to_str (arr[0]) + "/" + to_str (arr[1]);
+
+ Atom a = afm_find (symbolname, false);
+ if (!a.empty ())
+ return a;
+
+ // Second guess: s contains the full signature name
+ a = afm_find ("timesig-"+s, false);
+ if (!a.empty ())
+ return a;
- Array<String> a;
- a.push (lines);
- a.push (print_dimen (wid));
+ // Resort to default layout with numbers
+ return time_signature (arr);
+}
+
+Atom
+Lookup::stem (Real y1, Real y2) const
+{
+ if (y1 > y2)
+ {
+ Real t = y1;
+ y1 = y2;
+ y2 = t;
+ }
+ Atom a;
- s.tex_ = (*symtables_)("param")->lookup ("linestaf").tex_;
- s.tex_ = substitute_args (s.tex_, a);
+ a.dim_.x () = Interval (0,0);
+ a.dim_.y () = Interval (y1,y2);
+ Array<Real> arr;
- s.translate_axis (-s.extent ()[Y_AXIS].center (), Y_AXIS);
+ Real stem_width = paper_l_->get_var ("stemthickness");
+ arr.push (-stem_width /2);
+ arr.push (stem_width);
+ arr.push (y2);
+ arr.push (-y1);
- return s;
+ a.lambda_ = (lambda_scm ("stem", arr));
+ a.str_ = "stem";
+ a.font_ = font_;
+ return a;
}
-
Atom
-Lookup::meter (Array<Scalar> a) const
+Lookup::streepje (int type) const
{
- Atom s((*symtables_)("param")->lookup ("meter"));
- s.tex_ = substitute_args (s.tex_,a);
- return s;
-}
+ if (type > 2)
+ type = 2;
+ return afm_find ("balls" + String ("-") +to_str (type) + "l");
+}
Atom
-Lookup::stem (Real y1,Real y2) const
+Lookup::text (String style, String text) const
{
- if (y1 > y2)
- {
- Real t = y1;
- y1 = y2;
- y2 = t;
- }
- Atom s;
-
- s.dim_.x() = Interval (0,0);
- s.dim_.y() = Interval (y1,y2);
+ Array<Scalar> arr;
+
+ arr.push (text);
+ Atom a = (*symtables_p_) ("style")->lookup (style);
+ a.lambda_ = lambda_scm (a.str_, arr);
+ a.str_ = "text";
+ a.font_ = font_;
+ return a;
+
+}
- Array<String> a;
- a.push (print_dimen (y1));
- a.push (print_dimen (y2));
-
- String src = (*symtables_)("param")->lookup ("stem").tex_;
- s.tex_ = substitute_args (src,a);
+
+Atom
+Lookup::time_signature (Array<int> a) const
+{
+ Atom s ((*symtables_p_) ("param")->lookup ("time_signature"));
+ s.lambda_ = (lambda_scm (s.str_, a));
+
return s;
}
/*
- should be handled via Tex_ code and Lookup::bar()
+ should be handled via Tex_ code and Lookup::bar ()
*/
Atom
Lookup::vbrace (Real &y) const
{
- if (y < 2* 20 PT)
+ Atom a = (*symtables_p_) ("param")->lookup ( "brace");
+ Interval ydims = a.dim_[Y_AXIS];
+ Real min_y = ydims[LEFT];
+ Real max_y = ydims[RIGHT];
+ Real step = 1.0 PT;
+
+ if (y < min_y)
{
- warning ("piano brace too small (" + print_dimen (y)+ ")");
- y = 2*20 PT;
+ warning (_ ("piano brace")
+ + " " + _ ("too small") + " (" + print_dimen (y) + ")");
+ y = min_y;
}
- if (y > 67 * 2 PT)
+ if (y > max_y)
{
- warning ("piano brace too big (" + print_dimen (y)+ ")");
- y = 67 *2 PT;
+ warning (_ ("piano brace")
+ + " " + _ ("too big") + " (" + print_dimen (y) + ")");
+ y = max_y;
}
+
- int idx = int (rint ((y/2.0 - 20) + 148));
+ int idx = int (rint ( (y- min_y)/step)) + 1;
- Atom s = (*symtables_)("param")->lookup ("brace");
- {
- Array<String> a;
- a.push (idx);
- s.tex_ = substitute_args (s.tex_,a);
- s.dim_.y() = Interval (0,y);
- }
- {
- Array<String> a;
- a.push (print_dimen (y/2));
- a.push (print_dimen (0));
- a.push (s.tex_);
- s.tex_ = substitute_args ("\\placebox{%}{%}{%}", a);
- }
-
-
- return s;
+ Array<Real> arr;
+ arr.push (idx);
+ a.lambda_ = (lambda_scm (a.str_, arr));
+ a.str_ = "brace";
+ a.dim_[Y_AXIS] = Interval (-y/2,y/2);
+ a.font_ = font_;
+ return a;
+}
+
+Atom
+Lookup::hairpin (Real width, bool decresc, bool continued) const
+{
+ Atom a;
+ Real height = paper_l_->staffheight_f () / 6;
+ String ps;
+ ps += to_str (width) + " "
+ + to_str (height) + " "
+ + to_str (continued ? height/2 : 0) +
+ + " draw_" + String (decresc ? "de" : "") + "cresc\n";
+ a.str_ = ps;
+ a.dim_.x () = Interval (0, width);
+ a.dim_.y () = Interval (-2*height, 2*height);
+ a.font_ = font_;
+ return a;
+}
+
+Atom
+Lookup::plet (Real dy , Real dx, Direction dir) const
+{
+ String ps;
+
+ ps += String_convert::double_str (dx) + " "
+ + String_convert::double_str (dy) + " "
+ + String_convert::int_str ( (int)dir) +
+ " draw_plet ";
+
+ Atom a;
+ a.str_ = ps;
+ return a;
}
+
+Atom
+Lookup::slur (Array<Offset> controls) const
+{
+ assert (controls.size () == 8);
+
+ String ps;
+
+ Real dx = controls[3].x () - controls[0].x ();
+ Real dy = controls[3].y () - controls[0].y ();
+ Atom a;
+
+ SCM scontrols [8];
+ int indices[] = {5,6,7,4,1,2,3,0};
+
+ for (int i= 0; i < 8; i++)
+ scontrols[i] = offset2scm (controls[indices[i]]);
+
+
+ a.lambda_ =
+ gh_append2 (ly_lambda_o (),
+ gh_list (gh_append2 (ly_func_o ("slur"),
+ gh_list (ly_quote_scm (gh_list (scontrols[0],
+ scontrols[1],
+ scontrols[2],
+ scontrols[3],
+ scontrols[4],
+ scontrols[5],
+ scontrols[6],
+ scontrols[7],
+ SCM_UNDEFINED)),
+ SCM_UNDEFINED)
+ ),
+ SCM_UNDEFINED)
+ );
+
+
+ a.str_ = "slur";
+
+ a.dim_[X_AXIS] = Interval (0, dx);
+ a.dim_[Y_AXIS] = Interval (0 <? dy, 0 >? dy);
+ a.font_ = font_;
+ return a;
+}
+
+Atom
+Lookup::vbracket (Real &y) const
+{
+ Atom a;
+ Real min_y = paper_l_->staffheight_f ();
+ if (y < min_y)
+ {
+ warning (_ ("bracket")
+ + " " + _ ("too small") + " (" + print_dimen (y) + ")");
+ // y = min_y;
+ }
+ Array<Real> arr;
+ arr.push (y);
+ a.lambda_ = (lambda_scm ("bracket", arr));
+ a.str_ = "vbracket";
+ a.dim_[Y_AXIS] = Interval (-y/2,y/2);
+ a.dim_[X_AXIS] = Interval (0,4 PT);
+ return a;
+}
+
+