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/*
* faces.h
*
* definition of the faces used by a2ps
* Copyright (c) 1988, 89, 90, 91, 92, 93 Miguel Santana
* Copyright (c) 1995, 96, 97, 98 Akim Demaille, Miguel Santana
* $Id: faces.c,v 1.1.1.1.2.1 2007/12/29 01:58:17 mhatta Exp $
*/
/*
* This file is part of a2ps.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "a2ps.h"
#include "faces.h"
#include "routines.h"
#include "jobs.h"
extern const char * program_name;
/* List of the faces that must be checked */
enum face_e base_faces [] = {
Plain,
Keyword,
Keyword_strong,
Label,
Label_strong,
String,
Symbol,
Error,
Comment,
Comment_strong,
No_face
};
struct face_and_name {
const char * name;
enum face_e face;
};
static const struct face_and_name face_and_name [] = {
{ "NoFace", No_face },
{ "Plain", Plain },
{ "Keyword", Keyword },
{ "Keyword_strong", Keyword_strong },
{ "Label", Label },
{ "Label_strong", Label_strong },
{ "String", String },
{ "Symbol", Symbol },
{ "Error", Error },
{ "Comment", Comment },
{ "Comment_strong", Comment_strong },
{ NULL, No_face }
};
enum face_e
string_to_face (const char * string)
{
int i;
for (i = 0 ; face_and_name[i].name ; i++)
if (strequ (string, face_and_name[i].name))
return face_and_name[i].face;
return No_face;
}
static inline const char *
_face_to_string (enum face_e face)
{
int i;
for (i = 0 ; face_and_name[i].name ; i++)
if (face == face_and_name[i].face)
return face_and_name[i].name;
return "UnknownFace";
}
const char *
face_to_string (enum face_e face)
{
return _face_to_string (face);
}
/*
* Report the face
*/
void
face_self_print (enum face_e face, FILE * stream)
{
fputs (_face_to_string (face), stream);
}
/* convertion from a font to the postscript function */
const char *
face_eo_ps (enum face_e face)
{
switch (face) {
case Plain:
return "p";
case Symbol:
return "sy";
case Keyword:
return "k";
case Keyword_strong:
return "K";
case Comment:
return "c";
case Comment_strong:
return "C";
case Label:
return "l";
case Label_strong:
return "L";
case String:
return "str";
case Error:
return "e";
default:
error (1, 0, "face_eo_ps: %d", face);
}
return 0; /* For -Wall */
}
/* Check that the face_eo_font knowldge is complete */
void
check_face_eo_font (struct a2ps_job * job)
{
int i;
int err = false;
for (i = 0 ; base_faces [i] != No_face ; i++)
if (!job->face_eo_font [base_faces [i]]) {
err = true;
fprintf (stderr, "%s: face `", program_name);
face_self_print (base_faces [i], stderr);
fprintf (stderr, "' (%d) has no specified font\n", base_faces [i]);
}
if (err)
error (1, 0, _("incomplete knowledge of faces"));
}
/*
* Return true if the faces are known, false otherwise
*/
int
face_eo_font_is_set (struct a2ps_job * job)
{
enum face_e f;
int res = true;
for (f = First_face ; f <= Last_face ; f++)
if (!job->face_eo_font [f])
res = false;
return res;
}
/* Initialize the face_font_to_font array to non acceptable values */
void
init_face_eo_font (struct a2ps_job * job)
{
enum face_e f;
for (f = First_face ; f <= Last_face ; f++)
job->face_eo_font [f] = NULL;
}
void
face_eo_font_free (char * face_eo_font [NB_FACES])
{
enum face_e f;
for (f = First_face ; f <= Last_face ; f++)
/* Xfree because it may not have been initialized if no printing
* was done (e.g. --help) */
XFREE (face_eo_font [f]);
}
void
face_set_font (struct a2ps_job * job, enum face_e face, const char * font_name)
{
XFREE (job->face_eo_font [face]);
job->face_eo_font [face] = xstrdup (font_name);
}
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