/*
lookup.cc -- implement simple Lookup methods.
- source file of the LilyPond music typesetter
+ 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 <ctype.h>
#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 "file-path.hh"
+#include "main.hh"
+#include "lily-guile.hh"
+
+SCM
+array_to_list (SCM *a , int l)
+{
+ SCM list = SCM_EOL;
+ for (int i= l; i--; )
+ {
+ list = gh_cons (a[i], list);
+ }
+ return list;
+}
+
-Lookup::Lookup()
+Lookup::Lookup ()
{
- texsetting = "\\unknowntexsetting";
- symtables_ = new Symtables;
+ paper_l_ = 0;
+ symtables_p_ = new Symtables;
+ afm_p_ =0;
}
-Lookup::Lookup(Lookup const &s)
+Lookup::Lookup (Lookup const& s)
{
- texsetting = s.texsetting;
- symtables_ = new Symtables(*s.symtables_);
+ font_ = s.font_;
+ font_path_ = s.font_path_;
+ paper_l_ = s.paper_l_;
+ 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)
{
- mtor << "Lookup: " << texsetting << " {\n";
- symtables_->print();
- mtor << "}\n";
+ symtables_p_->add (s, p);
}
-Symbol
-Lookup::text(String style, String text, int dir) const
+Atom
+Lookup::afm_find (String s, bool warn) const
{
- Array<String> a;
-
- a.push(text);
- Symbol 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);
- Symbol 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;
+
+
+ a.lambda_ = gh_list (ly_symbol ("char"),
+ gh_int2scm (m.code ()),
+ SCM_UNDEFINED);
+ a.str_ = "afm_find: " + s;
+ a.font_ = font_;
+ return a;
}
+Atom
+Lookup::ball (int j) const
+{
+ if (j > 2)
+ j = 2;
-Real
-Lookup::internote() const
+ return afm_find (String ("balls") + String ("-") + to_str (j));
+}
+
+Atom
+Lookup::bar (String str, Real h) const
+{
+
+ Atom a = (*symtables_p_) ("bars")->lookup (str);
+
+
+ a.lambda_ = gh_list (ly_symbol (a.str_.ch_C()),
+ gh_double2scm (h),
+ SCM_UNDEFINED);
+
+
+ a.dim_.y () = Interval (-h/2, h/2);
+ a.font_ = font_;
+ return a;
+}
+
+Atom
+Lookup::beam (Real slope, Real width, Real thick) const
{
- return ball(4).dim.y.length()/2;
+ Real height = slope * width;
+ Real min_y = (0 <? height) - thick/2;
+ Real max_y = (0 >? height) + thick/2;
+
+ Atom a;
+ a.lambda_ = gh_list (ly_symbol ("beam"),
+ gh_double2scm (width),
+ gh_double2scm (slope),
+ gh_double2scm (thick),
+ SCM_UNDEFINED);
+
+ a.dim_[X_AXIS] = Interval (0, width);
+ a.dim_[Y_AXIS] = Interval (min_y, max_y);
+ return a;
}
-Symbol
-Lookup::ball(int j) const
+Atom
+Lookup::clef (String st) const
{
- if (j > 4)
- j = 4;
+ return afm_find (String ("clefs") + String ("-") + st);
+}
+
+SCM
+offset2scm (Offset o)
+{
+ return gh_list (gh_double2scm (o[X_AXIS]), gh_double2scm(o[Y_AXIS]),
+ SCM_UNDEFINED);
+}
+
+Atom
+Lookup::dashed_slur (Array<Offset> controls, Real thick, Real dash) const
+{
+ 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]);
+ }
+
+ a.lambda_ =
+ gh_list (ly_symbol ("dashed-slur"),
+ gh_double2scm (thick),
+ gh_double2scm (dash),
+ ly_quote_scm (array_to_list (sc, 4)),
+ SCM_UNDEFINED);
- Symtable * st = (*symtables_)("balls");
- return st->lookup(String(j));
+ a.str_ = "dashed_slur";
+ return a;
}
-Symbol
-Lookup::rest(int j) const
+Atom
+Lookup::dots () const
{
- return (*symtables_)("rests")->lookup(String(j));
+ return afm_find (String ("dots") + String ("-") + String ("dot"));
}
-Symbol
-Lookup::fill(Box b) const
+Atom
+Lookup::dynamic (String st) const
{
- Symbol s( (*symtables_)("param")->lookup("fill"));
- s.dim = b;
- return s;
+ return (*symtables_p_) ("dynamics")->lookup (st);
}
-Symbol
-Lookup::accidental(int j) const
+Atom
+Lookup::extender (Real width) const
{
- return (*symtables_)("accidentals")->lookup(String(j));
+ Atom a = (*symtables_p_) ("param")->lookup ("extender");
+ a.lambda_ = gh_list (ly_symbol (a.str_),
+ gh_double2scm (width),
+ SCM_UNDEFINED);
+ a.str_ = "extender";
+ a.font_ = font_;
+ return a;
}
+Atom
+Lookup::fill (Box b) const
+{
+ Atom a;
+ a.dim_ = b;
+ return a;
+}
-Symbol
-Lookup::bar(String s) const
+Atom
+Lookup::flag (int j, Direction d) const
{
- return (*symtables_)("bars")->lookup(s);
+ char c = (d == UP) ? 'u' : 'd';
+ Atom a = afm_find (String ("flags") + String ("-") + to_str (c) + to_str (j));
+ return a;
}
-Symbol
-Lookup::script(String s) const
+void
+Lookup::print () const
{
- return (*symtables_)("scripts")->lookup(s);
+#ifndef NPRINT
+ DOUT << "Lookup {\n";
+ symtables_p_->print ();
+ DOUT << "}\n";
+#endif
}
-Symbol
-Lookup::dynamic(String s) const
+Atom
+Lookup::rest (int j, bool o) const
{
- return (*symtables_)("dynamics")->lookup(s);
+ return afm_find (String ("rests")
+ + String ("-") + to_str (j) + (o ? "o" : ""));
}
-Symbol
-Lookup::clef(String s) const
+Atom
+Lookup::rule_symbol (Real height, Real width) const
{
- return (*symtables_)("clefs")->lookup(s);
+ Atom a;
+ a.lambda_ = gh_list (ly_symbol ("rulesym"),
+ gh_double2scm (height),
+ gh_double2scm (width),
+ SCM_UNDEFINED);
+ a.dim_.x () = Interval (0, width);
+ a.dim_.y () = Interval (0, height);
+ return a;
}
-
-Symbol
-Lookup::dots(int j) const
+
+Atom
+Lookup::script (String str) const
{
- if (j>3)
- error("max 3 dots"); // todo
- return (*symtables_)("dots")->lookup(j);
+ return afm_find (String ("scripts") + String ("-") + str);
}
-Symbol
-Lookup::flag(int j) const
+Atom
+Lookup::special_time_signature (String s, Array<int> arr) const
{
- return (*symtables_)("flags")->lookup(j);
+ // 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;
+
+ // Resort to default layout with numbers
+ return time_signature (arr);
}
-Symbol
-Lookup::streepjes(int i) const
+Atom
+Lookup::stem (Real y1, Real y2) const
{
- assert(i);
-
- int arg;
- String idx;
-
- if (i < 0) {
- idx = "botlines";
- arg = -i;
- } else {
- arg = i;
- idx = "toplines";
+ if (y1 > y2)
+ {
+ Real t = y1;
+ y1 = y2;
+ y2 = t;
}
- Symbol ret = (*symtables_)("streepjes")->lookup(idx);
-
- Array<String> a;
- a.push(arg);
- ret.tex = substitute_args(ret.tex, a);
+ Atom a;
+
+ a.dim_.x () = Interval (0,0);
+ a.dim_.y () = Interval (y1,y2);
+
+ Real stem_width = paper_l_->get_var ("stemthickness");
+
+ a.lambda_ = gh_list (ly_symbol ("stem"),
+ gh_double2scm(-stem_width /2),
+ gh_double2scm(stem_width),
+ gh_double2scm(y2),
+ gh_double2scm(-y1),
+ SCM_UNDEFINED);
- return ret;
+ a.font_ = font_;
+ return a;
}
-Symbol
-Lookup::hairpin(Real &wid, bool decresc) const
+Atom
+Lookup::streepje (int type) const
{
- int idx = int(rint(wid / 6 PT));
- if(!idx) idx ++;
- wid = idx*6 PT;
- String idxstr = (decresc)? "decrescendosym" : "crescendosym";
- Symbol 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;
+ if (type > 2)
+ type = 2;
+
+ return afm_find ("balls" + String ("-") +to_str (type) + "l");
}
-Symbol
-Lookup::linestaff(int lines, Real wid) const
+Dictionary<String> cmr_dict;
+Dictionary<Adobe_font_metric*> afm_p_dict;
+
+Atom
+Lookup::text (String style, String text) const
{
- Symbol s;
- s.dim.x = Interval(0,wid);
- Real dy = (lines >0) ? (lines-1)*internote()*2 : 0;
- s.dim.y = Interval(0,dy);
+ Atom a = (*symtables_p_) ("style")->lookup (style);
- Array<String> a;
- a.push(lines);
- a.push(print_dimen(wid));
+ a.lambda_ = gh_list(ly_symbol (a.str_),
+ gh_str02scm (text.ch_C()),
+ SCM_UNDEFINED);
+
+ Real font_w = a.dim_.x ().length ();
+ Real font_h = a.dim_.y ().length ();
+
+ if (!cmr_dict.elem_b ("roman"))
+ {
+ //brrrr
+ cmr_dict.elem ("bold") = "cmbx";
+ cmr_dict.elem ("dynamic") = "feta-din";
+ cmr_dict.elem ("finger") = "feta-nummer";
+ cmr_dict.elem ("italic") = "cmti";
+ cmr_dict.elem ("roman") = "cmr";
+ }
- s.tex = (*symtables_)("param")->lookup("linestaf").tex;
- s.tex = substitute_args(s.tex, a);
+ if (!afm_p_dict.elem_b (style))
+ {
+ Adobe_font_metric* afm_p = 0;
+ String cmr_str = cmr_dict.elem (style) + to_str ((int) font_h) + ".afm";
+ String font_path = global_path.find (cmr_str);
+ if (!font_path.length_i ())
+ {
+ warning (_f("can't open file: `%s'", cmr_str.ch_C ()));
+ warning (_f("guessing dimensions for font style: `%s'", style.ch_C ()));
+ }
+ else
+ {
+ *mlog << "[" << font_path;
+ afm_p = new Adobe_font_metric (read_afm (font_path));
+ DOUT << afm_p->str ();
+ *mlog << "]" << flush ;
+ }
+ afm_p_dict.elem (style) = afm_p;
+ }
+ Real w = 0;
+ Adobe_font_metric* afm_p = afm_p_dict.elem (style);
+ DOUT << "\nChars: ";
+ for (int i = 0; i < text.length_i (); i++)
+ {
+ if (text[i]=='\\')
+ for (i++; (i < text.length_i ()) && isalpha(text[i]); i++)
+ ;
+ else
+ {
+ int c = text[i];
+ if (afm_p && ((c >= 0) && (c < afm_p->char_metrics_.size ())))
+ {
+ Adobe_font_char_metric m = afm_p->char_metrics_[c];
+ w += m.B_.x ().length ();
+ DOUT << to_str (m.B_.x ().length ()) << " ";
+ }
+ else
+ w += font_w;
+ }
+ }
+ DOUT << "\n" << to_str (w) << "\n";
+ a.dim_.x () = Interval (0, w);
+ a.font_ = font_;
+ return a;
+}
+
- return s;
+Atom
+Lookup::time_signature (Array<int> a) const
+{
+ Atom s ((*symtables_p_) ("param")->lookup ("time_signature"));
+ s.lambda_ = gh_list (ly_symbol (s.str_),
+ gh_int2scm (a[0]),
+ gh_int2scm (a[1]),
+ SCM_UNDEFINED);
+ return s;
}
+Atom
+Lookup::vbrace (Real &y) const
+{
+ Atom a;
+ a.lambda_ = gh_list (ly_symbol ("pianobrace"),
+ gh_double2scm (y),
+ SCM_UNDEFINED
+ );
+ 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 hairpin = String (decresc ? "de" : "") + "crescendo";
+ a.lambda_ = gh_list (ly_symbol (hairpin),
+ gh_double2scm (width),
+ gh_double2scm (height),
+ gh_double2scm (continued ? height/2 : 0.0),
+ SCM_UNDEFINED);
+ a.dim_.x () = Interval (0, width);
+ a.dim_.y () = Interval (-2*height, 2*height);
+ a.font_ = font_;
+ return a;
+}
-Symbol
-Lookup::meter(Array<Scalar> a) const
+Atom
+Lookup::plet (Real dy , Real dx, Direction dir) const
{
- Symbol s;
- s.dim.x = Interval( 0 PT, 10 PT);
- s.dim.y = Interval(0, 20 PT); // todo
- String src = (*symtables_)("param")->lookup("meter").tex;
- s.tex = substitute_args(src,a);
- return s;
+ Atom a;
+ a.lambda_ = gh_list(ly_symbol ("tuplet"),
+ gh_double2scm (dx),
+ gh_double2scm (dy),
+ gh_int2scm (dir), SCM_UNDEFINED);
+ return a;
}
-Symbol
-Lookup::stem(Real y1,Real y2) const
+Atom
+Lookup::slur (Array<Offset> controls) const
+{
+ assert (controls.size () == 8);
+ 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_list (ly_symbol ("slur"),
+ ly_quote_scm (array_to_list (scontrols, 8)),
+ SCM_UNDEFINED);
+
+ 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
{
- if (y1 > y2) {
- Real t = y1;
- y1 = y2;
- y2 = t;
+ Atom a;
+ Real min_y = paper_l_->staffheight_f ();
+ if (y < min_y)
+ {
+ warning (_ ("bracket")
+ + " " + _ ("too small") + " (" + print_dimen (y) + ")");
+ // y = min_y;
}
- Symbol s;
-
- s.dim.x = Interval(0,0);
- s.dim.y = Interval(y1,y2);
-
- 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);
- return s;
+
+ a.lambda_ = gh_list (ly_symbol ("bracket"),
+ gh_double2scm (y),
+ SCM_UNDEFINED);
+ a.str_ = "vbracket";
+ a.dim_[Y_AXIS] = Interval (-y/2,y/2);
+ a.dim_[X_AXIS] = Interval (0,4 PT);
+ return a;
}
+
+Atom
+Lookup::volta (Real w, bool last_b) const
+{
+ Atom a;
+ a.lambda_ = gh_list (ly_symbol ("volta"),
+ gh_double2scm (w),
+ gh_int2scm (last_b),
+ SCM_UNDEFINED);
+ a.str_ = "volta";
+ Real interline_f = paper_l_->interline_f ();
+// a.dim_[Y_AXIS] = Interval (0, 2 * interline_f);
+ a.dim_[Y_AXIS] = Interval (-interline_f, interline_f);
+ a.dim_[X_AXIS] = Interval (0, w);
+ return a;
+}
+