-/*
- afm.cc -- implement Adobe_font_metric
-
+/*
+ afm.cc -- implement Adobe_font_metric
+
source file of the GNU LilyPond music typesetter
-
- (c) 2000--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
-#include <string.h>
+ (c) 2000--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+*/
+
+#include "afm.hh"
+
+#include <cstring>
#include "warn.hh"
#include "libc-extension.hh"
-#include "afm.hh"
#include "dimensions.hh"
Adobe_font_metric::Adobe_font_metric (AFM_Font_info *fi)
checksum_ = 0;
font_info_ = fi;
design_size_ = 1.0;
-
- for (int i = 256 >? fi->numOfChars; i--;)
+
+ for (int i = max (256, fi->numOfChars); i--;)
ascii_to_metric_idx_.push (-1);
-
- for (int i=0; i < fi->numOfChars; i++)
+
+ for (int i = 0; i < fi->numOfChars; i++)
{
- AFM_CharMetricInfo * c = fi->cmi + i;
+ AFM_CharMetricInfo *c = fi->cmi + i;
/* Some TeX afm files contain code = -1. We don't know why,
- let's ignore it. */
+ let's ignore it. */
if (c->code >= 0)
ascii_to_metric_idx_[c->code] = i;
name_to_metric_dict_[c->name] = i;
Adobe_font_metric *fm = new Adobe_font_metric (fi);
fm->checksum_ = checksum;
fm->design_size_ = design_size;
- return fm->self_scm ();
+ return fm->self_scm ();
}
-AFM_CharMetricInfo const*
+AFM_CharMetricInfo const *
Adobe_font_metric::find_ascii_metric (int a) const
{
- if (ascii_to_metric_idx_[a] >=0)
+ if (ascii_to_metric_idx_[a] >= 0)
{
int code = ascii_to_metric_idx_[a];
if (code >= 0)
return 0;
}
-AFM_CharMetricInfo const*
+AFM_CharMetricInfo const *
Adobe_font_metric::find_char_metric (String nm) const
{
int idx = name_to_index (nm);
int
Adobe_font_metric::name_to_index (String name) const
{
- std::map<String,int>::const_iterator ai = name_to_metric_dict_.find (name);
+ std::map<String, int>::const_iterator ai = name_to_metric_dict_.find (name);
if (ai == name_to_metric_dict_.end ())
return -1;
- return (*ai).second;
+ return (*ai).second;
}
int
AFM_CharMetricInfo const *c = find_ascii_metric (code);
Box b (Interval (0, 0), Interval (0, 0));
if (c)
- b = afm_bbox_to_box (c->charBBox);
+ b = afm_bbox_to_box (c->charBBox);
return b;
}
SCM
read_afm_file (String nm)
{
- FILE *f = fopen (nm.to_str0 () , "r");
+ FILE *f = fopen (nm.to_str0 (), "r");
char s[2048] = "";
char *check_key = "Comment TfmCheckSum";
char *size_key = "Comment DesignSize";
unsigned int cs = 0;
Real ds = 1.0;
-
+
/* Assume check_key in first 10 lines */
for (int i = 0; i < 10; i++)
{
else if (strncmp (s, size_key, strlen (size_key)) == 0)
sscanf (s + strlen (size_key), "%lf", &ds);
}
-
+
rewind (f);
-
+
AFM_Font_info *fi;
- int ok = AFM_parseFile (f, &fi, ~0);
+ int e = AFM_parseFile (f, &fi, ~0);
- if (ok)
- {
- error (_f ("Error parsing AFM file: `%s'", nm.to_str0 ()));
- exit (2);
- }
+ if (e)
+ error (_f ("parsing AFM file: `%s'", nm.to_str0 ()));
fclose (f);
return Adobe_font_metric::make_afm (fi, cs, ds);
}
-
-/* Actually, AFMs will be printers point, usually, but our .py script dumps
- real points. */
Box
afm_bbox_to_box (AFM_BBox bb)
{
- return Box (Interval (bb.llx, bb.urx)* (1/1000.0) PT,
- Interval (bb.lly, bb.ury)* (1/1000.0) PT);
-
+#if 1 /* Fine for feta; ec-fonts-mftraced do not have AFM. */
+ return Box (Interval (bb.llx, bb.urx) * 0.001 PT,
+ Interval (bb.lly, bb.ury) * 0.001 PT);
+#else /* FIXME: about right for lmodern. */
+ return Box (Interval (bb.llx, bb.urx) * 1.14 * 0.001 PT,
+ Interval (bb.lly, bb.ury) * 1.14 * 0.001 PT);
+#endif
}
Offset
Adobe_font_metric::get_indexed_wxwy (int k) const
{
- AFM_CharMetricInfo const *mi = font_info_->cmi+ k;
- return 1/1000.0 PT * Offset (mi->wx, mi->wy);
+ AFM_CharMetricInfo const *mi = font_info_->cmi + k;
+#if 1 /* Fine for feta; ec-fonts-mftraced do not have AFM. */
+ return Offset (mi->wx, mi->wy) * 0.001 PT;
+#else /* FIXME: about right for lmodern. */
+ return Offset (mi->wx, mi->wy) * 1.14 * 0.001 PT;
+#endif
}
Real
Adobe_font_metric::design_size () const
{
- return design_size_;
+ return design_size_;
}
String
-Adobe_font_metric::coding_scheme () const
+Adobe_font_metric::font_name () const
{
- return font_info_->gfi->encodingScheme;
+ return font_info_->gfi->fontName;
}