#include <math.h>
#include "warn.hh"
+#include "grob.hh"
#include "text-item.hh"
-#include "paper-def.hh"
#include "font-interface.hh"
-#include "staff-symbol-referencer.hh"
-#include "staff-symbol-referencer.hh"
-#include "main.hh"
-#include "all-font-metrics.hh"
-#include "afm.hh"
-#include "lookup.hh"
#include "virtual-font-metric.hh"
-/*
-
- TEXT: STRING
- | (MARKUP? TEXT+)
- ;
-
- HEAD: MARKUP-ITEM | (MARKUP-ITEM+)
-
- MARKUP-ITEM: PROPERTY | ABBREV | FONT-STYLE
- PROPERTY: (key . value)
- ABBREV: rows lines roman music bold italic named super sub text
-
-*/
-
-Molecule
-Text_item::text2molecule (Grob *me, SCM text, SCM alist_chain)
-{
- if (gh_string_p (text))
- return string2molecule (me, text, alist_chain);
- else if (gh_pair_p (text))
- {
- /* urg, why not just do this in markup_text2molecule ? */
- if (gh_string_p (ly_car (text)))
- return markup_text2molecule (me,
- gh_append2 (scm_list_n (SCM_EOL,
- SCM_UNDEFINED),
- text),
- alist_chain);
- /*
- Allow (faulty) texts that are in an extra list:
- #'(("foo"))
- */
- else if (scm_ilength (text) <= 1)
- return text2molecule (me, ly_car (text), alist_chain);
- else
- return markup_text2molecule (me, text, alist_chain);
- }
- return Molecule ();
-}
-MAKE_SCHEME_CALLBACK(Text_item,text_to_molecule,3);
+MAKE_SCHEME_CALLBACK(Text_item,interpret_markup,3);
SCM
-Text_item::text_to_molecule (SCM grob, SCM props, SCM markup)
-{
- Grob *me = unsmob_grob (grob);
-
- return Text_item::text2molecule (me, markup, props).smobbed_copy();
-}
-
-
-Molecule
-Text_item::string2molecule (Grob *me, SCM text, SCM alist_chain)
-{
- SCM style = ly_assoc_chain (ly_symbol2scm ("font-style"),
- alist_chain);
- if (gh_pair_p (style) && gh_symbol_p (ly_cdr (style)))
- alist_chain = Font_interface::add_style (me, ly_cdr (style), alist_chain);
-
- Font_metric *fm = Font_interface::get_font (me, alist_chain);
-
- SCM lookup = ly_assoc_chain (ly_symbol2scm ("lookup"), alist_chain);
-
- Molecule mol;
- if (gh_pair_p (lookup) && ly_cdr (lookup) ==ly_symbol2scm ("name"))
- mol = lookup_character (me, fm, text);
- else
- mol = lookup_text (me, fm, text);
-
- return mol;
-}
-
-Molecule
-Text_item::lookup_character (Grob *, Font_metric*fm, SCM char_name)
-{
- return fm->find_by_name (ly_scm2string (char_name));
-}
-
-
-
-Molecule
-Text_item::lookup_text (Grob *, Font_metric*fm, SCM text)
+Text_item::interpret_markup (SCM grob, SCM props, SCM markup)
{
- SCM list = scm_list_n (ly_symbol2scm ("text"), text, SCM_UNDEFINED);
-
- if (dynamic_cast<Virtual_font_metric*> (fm))
+ if (gh_string_p (markup))
{
- /*
- ARGH.
- */
- programming_error ("Can't use virtual font for text.");
- }
- else
- list = fontify_atom (fm, list);
+ Grob *me = unsmob_grob (grob);
+ Font_metric *fm = Font_interface::get_font (me, props);
- return Molecule (fm->text_dimension (ly_scm2string (text)), list);
-}
-
-
-/*
- TODO:
-
- DOCME.
-
-
- MARKUP_TEXT must be compound (may not be simple string.)
-
- */
-Molecule
-Text_item::markup_text2molecule (Grob *me, SCM markup_text,
- SCM alist_chain)
-{
- SCM f = me->get_paper ()->lookup_variable (ly_symbol2scm ("markup-to-properties"));
-
- SCM markup = ly_car (markup_text);
- SCM text = ly_cdr (markup_text);
-
- /* ARGRGRRGRARGRA
- */
-
- SCM abbrev = me->get_paper ()->lookup_variable (ly_symbol2scm ("abbreviation-alist"));
- SCM style = me->get_paper ()->lookup_variable (ly_symbol2scm ("style-alist"));
-
- SCM p = gh_cons (scm_call_3 (f, abbrev, style, markup), alist_chain);
-
- Real staff_space = Staff_symbol_referencer::staff_space (me);
-
- /*
- Line mode is default.
- */
- Axis axis = X_AXIS;
-
- SCM a = ly_assoc_chain (ly_symbol2scm ("axis"), p);
- if (gh_pair_p (a) && ly_axis_p (ly_cdr (a)))
- axis = (Axis)gh_scm2int (ly_cdr (a));
-
- Real baseline_skip = 0;
- SCM b = ly_assoc_chain (ly_symbol2scm ("baseline-skip"), p);
- if (gh_pair_p (b) && gh_number_p (ly_cdr (b)))
- baseline_skip = gh_scm2double (ly_cdr (b)) * staff_space;
-
- Real kern[2] = {0,0};
-
- SCM k = ly_assoc_chain (ly_symbol2scm ("kern"), p);
- if (gh_pair_p (k) && gh_number_p (ly_cdr (k)))
- kern[axis] = gh_scm2double (ly_cdr (k)) * staff_space;
-
- Real raise = 0;
- SCM r = ly_assoc_chain (ly_symbol2scm ("raise"), p);
- if (gh_pair_p (r) && gh_number_p (ly_cdr (r)))
- raise = gh_scm2double (ly_cdr (r)) * staff_space;
-
-
- Interval extent;
- bool extent_b = false;
- SCM e = ly_assoc_chain (ly_symbol2scm ("extent"), p);
- if (gh_pair_p (e) && ly_number_pair_p (ly_cdr (e)))
- {
- extent = Interval (gh_scm2double (ly_cadr (e)) * staff_space,
- gh_scm2double (ly_cddr (e)) * staff_space);
- extent_b = true;
- }
-
- Offset o (kern[X_AXIS], raise - kern[Y_AXIS]);
-
- Molecule mol = Lookup::filledbox (Box (Interval (0,0), Interval (0,0)));
-
- SCM cp = ly_deep_copy (p);
- if (raise)
- {
- SCM cr = ly_assoc_chain (ly_symbol2scm ("raise"), cp);
- scm_set_cdr_x (cr, gh_int2scm (0));
- }
-
- while (gh_pair_p (text))
- {
- Molecule m = text2molecule (me, ly_car (text), cp);
-
- if (!m.empty_b ())
+ SCM list = scm_list_n (ly_symbol2scm ("text"), markup, SCM_UNDEFINED);
+
+ if (dynamic_cast<Virtual_font_metric*> (fm))
{
- m.translate_axis (mol.extent (axis)[axis == X_AXIS ? RIGHT : DOWN]
- - (axis == Y_AXIS ? baseline_skip : 0),
- axis);
- mol.add_molecule (m);
+ /*
+ ARGH.
+ */
+ programming_error ("Can't use virtual font for text.");
}
- text = ly_cdr (text);
+ else
+ list = fontify_atom (fm, list);
+
+ Box b = fm->text_dimension (ly_scm2string (markup));
+ return Molecule (b, list).smobbed_copy();
}
-
-
- /* Set extend to markup evented value. */
- if (extent_b)
+ else
{
- Box b = mol.extent_box ();
- SCM expr = mol.get_expr ();
-
- b[axis] = extent;
- mol = Molecule (b, expr);
+ SCM func = gh_car (markup);
+ SCM args = gh_cdr (markup);
+ return scm_apply_2 (func, grob, props, args);
}
-
- mol.translate (o);
-
- return mol;
}
-MAKE_SCHEME_CALLBACK (Text_item, brew_molecule, 1);
-SCM
-Text_item::brew_molecule (SCM smob)
+MAKE_SCHEME_CALLBACK(Text_item,brew_molecule,1);
+SCM
+Text_item::brew_molecule (SCM grob)
{
- Grob *me = unsmob_grob (smob);
-
- SCM text = me->get_grob_property ("text");
+ Grob * me = unsmob_grob (grob);
- SCM properties = Font_interface::font_alist_chain (me);
- Molecule mol = Text_item::text2molecule (me, text, properties);
-
- SCM space = me->get_grob_property ("word-space");
- if (gh_number_p (space))
- {
- Molecule m;
- m.set_empty (false);
- mol.add_at_edge (X_AXIS, RIGHT, m, gh_scm2double (space)
- * Staff_symbol_referencer::staff_space (me), 0);
- }
- return mol.smobbed_copy ();
+ SCM t = me->get_grob_property ("text");
+ SCM chain = Font_interface::font_alist_chain (me);
+ return interpret_markup (grob, chain, t);
}
-
-ADD_INTERFACE (Text_item,"text-interface",
- "A scheme markup text, see @ref{Markup functions}.",
- "text baseline-skip word-space");
-
-
/*
Ugh. Duplicated from Scheme.
*/
bool
-new_markup_p (SCM x)
+Text_item::markup_p (SCM x)
{
return
gh_string_p (x) ||
&& SCM_BOOL_F != scm_object_property (gh_car (x), ly_symbol2scm ("markup-signature")));
}
-SCM
-new_markup_brewer ()
-{
- static SCM proc ;
-
- if (!proc)
- proc = scm_c_eval_string ("brew-new-markup-molecule");
+ADD_INTERFACE (Text_item,"text-interface",
+ "A scheme markup text, see @ref{Markup functions}.",
+ "text baseline-skip word-space");
- return proc;
-}
-Molecule
-Text_item::interpret_new_markup (SCM grob, SCM achain,
- SCM markup)
-{
- static SCM proc;
- if (!proc)
- proc = scm_c_eval_string ("interpret-markup");
- if (new_markup_p (markup))
- return *unsmob_molecule (scm_call_3 (proc, grob, achain, markup));
- else
- return Molecule();
-}