source file of the GNU LilyPond music typesetter
- (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+
#include <math.h>
+#include "virtual-font-metric.hh"
#include "all-font-metrics.hh"
#include "string.hh"
#include "misc.hh"
#include "scaled-font-metric.hh"
#include "main.hh"
#include "scm-hash.hh"
-#include "file-results.hh" // urg? header_global
+#include "input-file-results.hh" // urg? header_global
#include "paper-outputter.hh"
+#include "ly-modules.hh"
/*
This is an almost empty thing. The only substantial thing this class
}
-Real
-Paper_def::get_var (String s) const
-{
- return get_realvar (ly_symbol2scm (s.to_str0 ()));
-}
-
-SCM
-Paper_def::get_scmvar (String s) const
-{
- return variable_tab_->get (ly_symbol2scm (s.to_str0 ()));
-}
-
-
-SCM
-Paper_def::get_scmvar_scm (SCM sym) const
-{
- return gh_double2scm (get_realvar (sym));
-}
Real
Paper_def::get_realvar (SCM s) const
{
- SCM val ;
- if (!variable_tab_->try_retrieve (s, &val))
- {
- programming_error ("unknown paper variable: " + ly_symbol2string (s));
- return 0.0;
- }
-
- Real sc = 1.0;
- SCM ssc;
- if (variable_tab_->try_retrieve (ly_symbol2scm ("outputscale"), &ssc))
- {
- sc = gh_scm2double (ssc);
- }
- if (gh_number_p (val))
- {
- return gh_scm2double (val) / sc;
- }
- else
- {
- programming_error ("not a real variable");
- return 0.0;
- }
+ SCM val = lookup_variable (s);
+ SCM scale = lookup_variable (ly_symbol2scm ("outputscale"));
+
+ Real sc = gh_scm2double (scale);
+ return gh_scm2double (val) / sc;
}
/*
Interval
Paper_def::line_dimensions_int (int n) const
{
- Real lw = get_var ("linewidth");
- Real ind = n? 0.0:get_var ("indent");
+ Real lw = get_realvar (ly_symbol2scm ("linewidth"));
+ Real ind = n? 0.0:get_realvar (ly_symbol2scm ("indent"));
return Interval (ind, lw);
}
-
int Paper_def::score_count_ = 0;
int
Paper_outputter * po = new Paper_outputter (outname);
Path p = split_path (outname);
p.ext = "";
- po->basename_ = p.string ();
+ po->basename_ = p.to_string ();
return po;
}
if (gh_pair_p (met))
return unsmob_metrics (ly_cdr (met));
- SCM ssc;
- if (variable_tab_->try_retrieve (ly_symbol2scm ("outputscale"), &ssc))
+ /*
+ Hmm. We're chaining font - metrics. Should consider wether to merge
+ virtual-font and scaled_font.
+ */
+ Font_metric* f=0;
+ if (gh_list_p (fn))
{
- m /= gh_scm2double (ssc);
+ f = new Virtual_font_metric (fn, m, this);
}
-
- Font_metric* f = all_fonts_global->find_font (ly_scm2string (fn));
- SCM val = Scaled_font_metric::make_scaled_font_metric (f, m);
- scaled_fonts_ = scm_acons (key, val, scaled_fonts_);
+ else
+ {
+ SCM scale_var = ly_module_lookup (scope_, ly_symbol2scm ("outputscale"));
+
+ m /= gh_scm2double (scm_variable_ref (scale_var));
- scm_gc_unprotect_object (val);
+ f = all_fonts_global->find_font (ly_scm2string (fn));
+ SCM val = Scaled_font_metric::make_scaled_font_metric (f, m);
+ scaled_fonts_ = scm_acons (key, val, scaled_fonts_);
+ f = unsmob_metrics (val);
+ scm_gc_unprotect_object (val);
+ }
- return dynamic_cast<Scaled_font_metric*> (unsmob_metrics (val));
+ return f;
}
}
return l;
}
+
+Paper_def*
+unsmob_paper (SCM x)
+{
+ return dynamic_cast<Paper_def*> (unsmob_music_output_def (x));
+}
+
+