source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
Jan Nieuwenhuizen <janneke@gnu.org>
#include <math.h>
#include <ctype.h>
-#include "lookup.hh"
#include "warn.hh"
#include "dimensions.hh"
#include "bezier.hh"
-#include "paper-def.hh"
#include "string-convert.hh"
#include "file-path.hh"
#include "main.hh"
#include "lily-guile.hh"
-#include "all-font-metrics.hh"
-#include "afm.hh"
-#include "scope.hh"
#include "molecule.hh"
-
-
-#include "ly-smobs.icc"
-
-
-Lookup::Lookup ()
-{
- afm_l_ = 0;
- self_scm_ = SCM_EOL;
- smobify_self ();
-}
-
-Lookup::Lookup (Lookup const& s)
-{
- font_name_ = s.font_name_;
- self_scm_ = SCM_EOL;
- afm_l_ = 0;
- smobify_self ();
-}
-
-SCM
-Lookup::mark_smob (SCM s)
-{
- return s;
-}
-
-int
-Lookup::print_smob (SCM s, SCM p, scm_print_state*)
-{
- scm_puts ("#<Lookup >#", p);
- return 1;
-}
-
-SCM
-Lookup::equal_p (SCM a , SCM b)
-{
- return a == b ? SCM_BOOL_T : SCM_BOOL_F;
-}
-
-void
-Lookup::do_smobify_self ()
-{
-
-}
-
-IMPLEMENT_UNSMOB(Lookup, lookup);
-IMPLEMENT_SMOBS(Lookup);
-
-SCM
-Lookup::make_lookup ()
-{
- Lookup * l = new Lookup;
- SCM ls = l->self_scm_;
- scm_unprotect_object (ls);
- return ls;
-}
-
-
-Molecule
-Lookup::afm_find (String s, bool warn) const
-{
- if (!afm_l_)
- {
- Lookup * me = (Lookup*)(this);
- me->afm_l_ = all_fonts_global_p->find_afm (font_name_);
- if (!me->afm_l_)
- {
- warning (_f ("can't find font: `%s'", font_name_));
- warning (_f ("(search path: `%s')", global_path.str ().ch_C()));
- error (_ ("Aborting"));
- }
- }
- AFM_CharMetricInfo const *cm = afm_l_->find_char_metric (s, warn);
-
- if (!cm)
- {
- Molecule m;
- m.set_empty (false);
- return m;
- }
-
- SCM at = (gh_list (ly_symbol2scm ("char"),
- gh_int2scm (cm->code),
- SCM_UNDEFINED));
-
-
- at= fontify_atom (afm_l_,at);
- return Molecule ( afm_bbox_to_box (cm->charBBox), at);
-}
-
-
-
+#include "lookup.hh"
+#include "font-metric.hh"
Molecule
Lookup::beam (Real slope, Real width, Real thick)
- Box b( Interval (0, width),
+ Box b (Interval (0, width),
Interval (min_y, max_y));
- SCM at = gh_list (ly_symbol2scm ("beam"),
+ SCM at = scm_list_n (ly_symbol2scm ("beam"),
gh_double2scm (width),
gh_double2scm (slope),
gh_double2scm (thick),
l = gh_cons (ly_offset2scm (b.control_[i]), l);
}
- SCM at = (gh_list (ly_symbol2scm ("dashed-slur"),
+ SCM at = (scm_list_n (ly_symbol2scm ("dashed-slur"),
gh_double2scm (thick),
gh_double2scm (dash),
ly_quote_scm (l),
SCM_UNDEFINED));
- Box box (Interval(0,0),Interval( 0,0));
+ Box box (Interval (0,0),Interval (0,0));
return Molecule (box, at);
}
Molecule
-Lookup::filledbox (Box b )
+Lookup::filledbox (Box b)
{
- SCM at = (gh_list (ly_symbol2scm ("filledbox"),
+ SCM at = (scm_list_n (ly_symbol2scm ("filledbox"),
gh_double2scm (-b[X_AXIS][LEFT]),
gh_double2scm (b[X_AXIS][RIGHT]),
gh_double2scm (-b[Y_AXIS][DOWN]),
gh_double2scm (b[Y_AXIS][UP]),
SCM_UNDEFINED));
- return Molecule ( b,at);
+ return Molecule (b,at);
}
Molecule
}
-/*
- TODO: THIS IS UGLY.
- Since the user has direct access to TeX marcos,
- that currently provide the only way to do
- font selection, accents etc,
- we try some halfbaked attempt to detect this TeX trickery.
- */
-String
-sanitise_TeX_string (String text)
-{
- int brace_count =0;
- for (int i= 0; i < text.length_i (); i++)
- {
- if (text[i] == '\\')
- continue;
-
- if (text[i] == '{')
- brace_count ++;
- else if (text[i] == '}')
- brace_count --;
- }
-
- if(brace_count)
- {
- warning (_f ("Non-matching braces in text `%s', adding braces", text.ch_C()));
-
- if (brace_count < 0)
- {
- text = to_str ('{', -brace_count) + text;
- }
- else
- {
- text = text + to_str ('}', brace_count);
- }
- }
-
- return text;
-}
-
-/**
- TODO!
- */
-String
-sanitise_PS_string (String t)
-{
- return t;
-}
-
-/**
-TODO: move into Text_item. UGH: paper_l argument shoudl be junked.
-*/
-Molecule
-Lookup::text (String style, String text, Paper_def *paper_l)
-{
- if (style.empty_b ())
- style = "roman";
-
- int font_mag = 0;
- Real font_h = paper_l->get_var ("font_normal");
- if (paper_l->scope_p_->elem_b ("font_" + style))
- {
- font_h = paper_l->get_var ("font_" + style);
- }
-
-
- if (paper_l->scope_p_->elem_b ("magnification_" + style))
- {
- font_mag = (int)paper_l->get_var ("magnification_" + style);
- }
-
- SCM l = scm_assoc (ly_str02scm (style.ch_C()),
- scm_eval (ly_symbol2scm ("cmr-alist")));
-
- if (l != SCM_BOOL_F)
- {
- style = ly_scm2string (gh_cdr(l)) +to_str ((int)font_h);
- }
-
- Font_metric* metric_l = 0;
-
- if (font_mag)
- metric_l = all_fonts_global_p->find_scaled (style, font_mag);
- else
- metric_l = all_fonts_global_p->find_font (style);
-
-
-
-
- int i = text.index_i ("\\n");
- while (i >=0 )
- {
- text = text.left_str (i) + "\n" + text.right_str (text.length_i () - i - 2);
- i = text.index_i ("\\n");
- }
-
- Array<String> lines = String_convert::split_arr (text, '\n');
-
- Real kern = paper_l->get_var ("line_kern");
-
- for (int i=0; i < lines.size (); i++)
- {
- String str (lines[i]);
- if (output_global_ch == "tex")
- str = sanitise_TeX_string (str);
- else if (output_global_ch == "ps")
- str = sanitise_PS_string (str);
- lines[i] = str;
- }
-
- if (!lines.size())
- return Molecule();
-
- SCM first = gh_list (ly_symbol2scm ("text"),
- ly_str02scm (lines[0].ch_C()),
- SCM_UNDEFINED);
- first = fontify_atom (metric_l, first);
-
-
-
- Molecule mol (metric_l->text_dimension (lines[0]), first);
-
- for (i = 1; i < lines.size (); i++)
- {
- SCM line = (gh_list (ly_symbol2scm ("text"),
- ly_str02scm (lines[i].ch_C ()),
- SCM_UNDEFINED));
- line = fontify_atom (metric_l, line);
- mol.add_at_edge (Y_AXIS, DOWN,
- Molecule (metric_l->text_dimension (lines[i]), line),
- kern);
- }
-
- return mol;
-}
-
-
-
/*
Make a smooth curve along the points
*/
{
Real alpha = (curve.control_[3] - curve.control_[0]).arg ();
Bezier back = curve;
-
+ Offset perp = curvethick * complex_exp (Offset (0, alpha + M_PI/2)) * 0.5;
back.reverse ();
- back.control_[1] += curvethick * complex_exp (Offset (0, alpha + M_PI/2));
- back.control_[2] += curvethick * complex_exp (Offset (0, alpha + M_PI/2));
+ back.control_[1] += perp;
+ back.control_[2] += perp;
+ curve.control_[1] -= perp;
+ curve.control_[2] -= perp;
+
SCM scontrols[8];
for (int i=4; i--;)
- scontrols[ i ] = ly_offset2scm(back.control_[i]);
+ scontrols[ i ] = ly_offset2scm (back.control_[i]);
for (int i=4 ; i--;)
scontrols[i+4] = ly_offset2scm (curve.control_[i]);
*/
int indices[]= {5, 6, 7, 4, 1, 2, 3, 0};
SCM list = SCM_EOL;
- for (int i= 8; i--; )
+ for (int i= 8; i--;)
{
list = gh_cons (scontrols[indices[i]], list);
}
- SCM at = (gh_list (ly_symbol2scm ("bezier-sandwich"),
+ SCM at = (scm_list_n (ly_symbol2scm ("bezier-sandwich"),
ly_quote_scm (list),
gh_double2scm (linethick),
SCM_UNDEFINED));
+ Box b(curve.extent (X_AXIS),
+ curve.extent (Y_AXIS));
+
+ b[X_AXIS].unite (back.extent (X_AXIS));
+ b[Y_AXIS].unite (back.extent (Y_AXIS));
- Box b ( curve.extent (X_AXIS), curve.extent (Y_AXIS));
return Molecule (b, at);
}
Molecule
-Lookup::accordion (SCM s, Real staff_space) const
+Lookup::accordion (SCM s, Real staff_space, Font_metric *fm)
{
Molecule m;
- String sym = ly_scm2string(gh_car (s));
- String reg = ly_scm2string(gh_car (gh_cdr(s)));
+ String sym = ly_scm2string (ly_car (s));
+ String reg = ly_scm2string (ly_car (ly_cdr (s)));
if (sym == "Discant")
{
- Molecule r = afm_find("accordion-accDiscant");
- m.add_molecule(r);
- if (reg.left_str(1) == "F")
+ Molecule r = fm->find_by_name ("accordion-accDiscant");
+ m.add_molecule (r);
+ if (reg.left_str (1) == "F")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 2.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 2.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
int eflag = 0x00;
- if (reg.left_str(3) == "EEE")
+ if (reg.left_str (3) == "EEE")
{
eflag = 0x07;
- reg = reg.right_str(reg.length_i()-3);
+ reg = reg.right_str (reg.length_i ()-3);
}
- else if (reg.left_str(2) == "EE")
+ else if (reg.left_str (2) == "EE")
{
eflag = 0x05;
- reg = reg.right_str(reg.length_i()-2);
+ reg = reg.right_str (reg.length_i ()-2);
}
- else if (reg.left_str(2) == "Eh")
+ else if (reg.left_str (2) == "Eh")
{
eflag = 0x04;
- reg = reg.right_str(reg.length_i()-2);
+ reg = reg.right_str (reg.length_i ()-2);
}
- else if (reg.left_str(1) == "E")
+ else if (reg.left_str (1) == "E")
{
eflag = 0x02;
- reg = reg.right_str(reg.length_i()-1);
+ reg = reg.right_str (reg.length_i ()-1);
}
if (eflag & 0x02)
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 1.5 PT, Y_AXIS);
- m.add_molecule(d);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 1.5 PT, Y_AXIS);
+ m.add_molecule (d);
}
if (eflag & 0x04)
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 1.5 PT, Y_AXIS);
- d.translate_axis(0.8 * staff_space PT, X_AXIS);
- m.add_molecule(d);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 1.5 PT, Y_AXIS);
+ d.translate_axis (0.8 * staff_space PT, X_AXIS);
+ m.add_molecule (d);
}
if (eflag & 0x01)
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 1.5 PT, Y_AXIS);
- d.translate_axis(-0.8 * staff_space PT, X_AXIS);
- m.add_molecule(d);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 1.5 PT, Y_AXIS);
+ d.translate_axis (-0.8 * staff_space PT, X_AXIS);
+ m.add_molecule (d);
}
- if (reg.left_str(2) == "SS")
+ if (reg.left_str (2) == "SS")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(0.5 * staff_space PT, Y_AXIS);
- d.translate_axis(0.4 * staff_space PT, X_AXIS);
- m.add_molecule(d);
- d.translate_axis(-0.8 * staff_space PT, X_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-2);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (0.5 * staff_space PT, Y_AXIS);
+ d.translate_axis (0.4 * staff_space PT, X_AXIS);
+ m.add_molecule (d);
+ d.translate_axis (-0.8 * staff_space PT, X_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-2);
}
- if (reg.left_str(1) == "S")
+ if (reg.left_str (1) == "S")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(0.5 * staff_space PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (0.5 * staff_space PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
}
else if (sym == "Freebase")
{
- Molecule r = afm_find("accordion-accFreebase");
- m.add_molecule(r);
- if (reg.left_str(1) == "F")
+ Molecule r = fm->find_by_name ("accordion-accFreebase");
+ m.add_molecule (r);
+ if (reg.left_str (1) == "F")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 1.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 1.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
if (reg == "E")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 0.5 PT, Y_AXIS);
- m.add_molecule(d);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 0.5 PT, Y_AXIS);
+ m.add_molecule (d);
}
}
else if (sym == "Bayanbase")
{
- Molecule r = afm_find("accordion-accBayanbase");
- m.add_molecule(r);
- if (reg.left_str(1) == "T")
+ Molecule r = fm->find_by_name ("accordion-accBayanbase");
+ m.add_molecule (r);
+ if (reg.left_str (1) == "T")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 2.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 2.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
/* include 4' reed just for completeness. You don't want to use this. */
- if (reg.left_str(1) == "F")
+ if (reg.left_str (1) == "F")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 1.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 1.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
- if (reg.left_str(2) == "EE")
+ if (reg.left_str (2) == "EE")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 0.5 PT, Y_AXIS);
- d.translate_axis(0.4 * staff_space PT, X_AXIS);
- m.add_molecule(d);
- d.translate_axis(-0.8 * staff_space PT, X_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-2);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 0.5 PT, Y_AXIS);
+ d.translate_axis (0.4 * staff_space PT, X_AXIS);
+ m.add_molecule (d);
+ d.translate_axis (-0.8 * staff_space PT, X_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-2);
}
- if (reg.left_str(1) == "E")
+ if (reg.left_str (1) == "E")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 0.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 0.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
}
else if (sym == "Stdbase")
{
- Molecule r = afm_find("accordion-accStdbase");
- m.add_molecule(r);
- if (reg.left_str(1) == "T")
+ Molecule r = fm->find_by_name ("accordion-accStdbase");
+ m.add_molecule (r);
+ if (reg.left_str (1) == "T")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 3.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 3.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
- if (reg.left_str(1) == "F")
+ if (reg.left_str (1) == "F")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 2.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 2.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
- if (reg.left_str(1) == "M")
+ if (reg.left_str (1) == "M")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 2 PT, Y_AXIS);
- d.translate_axis(staff_space PT, X_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 2 PT, Y_AXIS);
+ d.translate_axis (staff_space PT, X_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
- if (reg.left_str(1) == "E")
+ if (reg.left_str (1) == "E")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 1.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 1.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
- if (reg.left_str(1) == "S")
+ if (reg.left_str (1) == "S")
{
- Molecule d = afm_find("accordion-accDot");
- d.translate_axis(staff_space * 0.5 PT, Y_AXIS);
- m.add_molecule(d);
- reg = reg.right_str(reg.length_i()-1);
+ Molecule d = fm->find_by_name ("accordion-accDot");
+ d.translate_axis (staff_space * 0.5 PT, Y_AXIS);
+ m.add_molecule (d);
+ reg = reg.right_str (reg.length_i ()-1);
}
}
/* ugh maybe try to use regular font for S.B. and B.B and only use one font
for the rectangle */
else if (sym == "SB")
{
- Molecule r = afm_find("accordion-accSB");
- m.add_molecule(r);
+ Molecule r = fm->find_by_name ("accordion-accSB");
+ m.add_molecule (r);
}
else if (sym == "BB")
{
- Molecule r = afm_find("accordion-accBB");
- m.add_molecule(r);
+ Molecule r = fm->find_by_name ("accordion-accBB");
+ m.add_molecule (r);
}
else if (sym == "OldEE")
{
- Molecule r = afm_find("accordion-accOldEE");
- m.add_molecule(r);
+ Molecule r = fm->find_by_name ("accordion-accOldEE");
+ m.add_molecule (r);
}
else if (sym == "OldEES")
{
- Molecule r = afm_find("accordion-accOldEES");
- m.add_molecule(r);
+ Molecule r = fm->find_by_name ("accordion-accOldEES");
+ m.add_molecule (r);
}
return m;
}
+/*
+ TODO: should use slope instead? Angle gives nasty rad <-> degree
+ conversions.
+*/
+Molecule
+Lookup::repeat_slash (Real w, Real s, Real t)
+{
+ SCM wid = gh_double2scm (w);
+ SCM sl = gh_double2scm (s);
+ SCM thick = gh_double2scm (t);
+ SCM slashnodot = scm_list_n (ly_symbol2scm ("repeat-slash"),
+ wid, sl, thick, SCM_UNDEFINED);
+
+ Box b (Interval (0, w + sqrt (sqr(t/s) + sqr (t))),
+ Interval (0, w * s));
+
+ return Molecule (b, slashnodot); // http://slashnodot.org
+}