/*
- text-item.cc -- implement Text_item
+ text-item.cc -- implement Text_interface
source file of the GNU LilyPond music typesetter
(c) 1998--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
- Jan Nieuwenhuizen <janneke@gnu.org>
- */
+ Jan Nieuwenhuizen <janneke@gnu.org>
+*/
+
+#include "text-item.hh"
+
#include <math.h>
+#include "main.hh"
+#include "config.hh"
+#include "pango-font.hh"
#include "warn.hh"
#include "grob.hh"
-#include "text-item.hh"
#include "font-interface.hh"
-#include "virtual-font-metric.hh"
-#include "paper-def.hh"
+#include "output-def.hh"
+#include "modified-font-metric.hh"
+
-MAKE_SCHEME_CALLBACK (Text_item, interpret_markup, 3)
+MAKE_SCHEME_CALLBACK (Text_interface, interpret_string, 3)
SCM
-Text_item::interpret_markup (SCM paper, SCM props, SCM markup)
+Text_interface::interpret_string (SCM layout_smob,
+ SCM props,
+ SCM markup)
{
- if (gh_string_p (markup))
+ Output_def *layout = unsmob_output_def (layout_smob);
+
+ SCM_ASSERT_TYPE (layout, layout_smob, SCM_ARG1,
+ __FUNCTION__, "Layout definition");
+ SCM_ASSERT_TYPE (scm_is_string (markup), markup, SCM_ARG3,
+ __FUNCTION__, "string");
+
+ String str = ly_scm2string (markup);
+
+#if HAVE_PANGO_FT2
+ if (output_backend_global != "tex"
+ && output_backend_global != "texstr")
{
- String str = ly_scm2string (markup);
-
- Paper_def *pap = unsmob_paper (paper);
- Font_metric *fm = select_font (pap, props);
- SCM lst = scm_list_n (ly_symbol2scm ("text"), markup, SCM_UNDEFINED);
-
- if (dynamic_cast<Virtual_font_metric*> (fm))
- /* ARGH. */
- programming_error ("Can't use virtual font for text.");
- else
- lst = fontify_atom (fm, lst);
-
- Box b = fm->text_dimension (str);
- return Stencil (b, lst).smobbed_copy ();
+ Font_metric *fm = select_pango_font (layout, props);
+ return fm->text_stencil (str).smobbed_copy ();
}
- else if (gh_pair_p (markup))
+#endif
+
+ Font_metric *fm = select_encoded_font (layout, props);
+ return fm->text_stencil (str).smobbed_copy();
+}
+
+MAKE_SCHEME_CALLBACK (Text_interface, interpret_markup, 3)
+SCM
+Text_interface::interpret_markup (SCM layout_smob, SCM props, SCM markup)
+{
+ if (scm_is_string (markup))
+ return interpret_string (layout_smob, props, markup);
+ else if (scm_is_pair (markup))
{
- SCM func = gh_car (markup);
- SCM args = gh_cdr (markup);
+ SCM func = scm_car (markup);
+ SCM args = scm_cdr (markup);
if (!markup_p (markup))
programming_error ("Markup head has no markup signature.");
- return scm_apply_2 (func, paper, props, args);
+ return scm_apply_2 (func, layout_smob, props, args);
+ }
+ else
+ {
+ programming_error ("Is not a markup: ");
+ scm_display (markup, scm_current_error_port());
+ assert (false);
+ Box b;
+ b[X_AXIS].set_empty();
+ b[Y_AXIS].set_empty();
+
+ Stencil s(b, SCM_EOL);
+ return s.smobbed_copy();
}
- return SCM_EOL;
}
-MAKE_SCHEME_CALLBACK (Text_item,print,1);
+MAKE_SCHEME_CALLBACK (Text_interface,print,1);
SCM
-Text_item::print (SCM grob)
+Text_interface::print (SCM grob)
{
- Grob * me = unsmob_grob (grob);
+ Grob *me = unsmob_grob (grob);
SCM t = me->get_property ("text");
SCM chain = Font_interface::text_font_alist_chain (me);
- return interpret_markup (me->get_paper ()->self_scm (), chain, t);
+ return interpret_markup (me->get_layout ()->self_scm (), chain, t);
}
-
-/*
- Ugh. Duplicated from Scheme.
- */
+/* Ugh. Duplicated from Scheme. */
bool
-Text_item::markup_p (SCM x)
+Text_interface::markup_p (SCM x)
{
- return
- gh_string_p (x) ||
- (gh_pair_p (x)
- && SCM_BOOL_F != scm_object_property (gh_car (x), ly_symbol2scm ("markup-signature")));
+ return (scm_is_string (x)
+ || (scm_is_pair (x)
+ && SCM_BOOL_F
+ != scm_object_property (scm_car (x),
+ ly_symbol2scm ("markup-signature"))));
}
-ADD_INTERFACE (Text_item,"text-interface",
- "A scheme markup text, see @usermanref{Text-markup}.",
- "text baseline-skip word-space");
+ADD_INTERFACE (Text_interface,"text-interface",
+ "A scheme markup text, see @usermanref{Text-markup}.",
+ "text baseline-skip word-space");