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ports/chinese/enscript/files/patch-chinese-escript

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diff -ruN src.orib/gsint.h src/gsint.h
--- src.orib/gsint.h Thu May 13 12:41:04 2004
+++ src/gsint.h Thu May 13 12:58:29 2004
@@ -190,7 +190,9 @@
ENC_VMS,
ENC_HP8,
ENC_KOI8,
- ENC_PS
+ ENC_PS,
+ ENC_BIG5,
+ ENC_UNICNS_UTF8,
} InputEncoding;
struct encoding_registry_st
diff -ruN src.orib/main.c src/main.c
--- src.orib/main.c Thu May 13 12:41:04 2004
+++ src/main.c Thu May 13 12:42:28 2004
@@ -817,6 +817,8 @@
{{"koi8", NULL, NULL}, ENC_KOI8, '\n', 8},
{{"ps", "PS", NULL}, ENC_PS, '\n', 8},
{{"pslatin1", "ISOLatin1Encoding", NULL}, ENC_ISO_8859_1, '\n', 8},
+ {{"big5", "Formal Chinese", NULL}, ENC_BIG5, '\n', 8},
+ {{"UniCNS-UTF8", "Formal Chinese", NULL}, ENC_UNICNS_UTF8, '\n', 8},
{{NULL, NULL, NULL}, 0, 0, 0},
};
diff -ruN src.orib/psgen.c src/psgen.c
--- src.orib/psgen.c Thu May 13 12:41:04 2004
+++ src/psgen.c Thu May 13 12:53:07 2004
@@ -323,15 +323,21 @@
if (!paste_file ("enscript", ".pro"))
FATAL ((stderr, _("couldn't find prolog \"%s\": %s\n"), "enscript.pro",
strerror (errno)));
+ if (encoding == ENC_BIG5 || encoding == ENC_UNICNS_UTF8)
+ { /*overwrite the defintion of MF for CJK */
+ OUTPUT((cofp, "/MF {exch findfont definefont pop} def\n"));
+ }
OUTPUT ((cofp, "%%%%EndResource\n"));
/* Encoding vector. */
- OUTPUT ((cofp, "%%%%BeginResource: procset Enscript-Encoding-%s %s\n",
- encoding_name, ps_version_string));
- if (!paste_file (encoding_name, ".enc"))
- FATAL ((stderr, _("couldn't find encoding file \"%s.enc\": %s\n"),
- encoding_name, strerror (errno)));
- OUTPUT ((cofp, "%%%%EndResource\n"));
+ if (encoding != ENC_BIG5 && encoding != ENC_UNICNS_UTF8) {
+ OUTPUT ((cofp, "%%%%BeginResource: procset Enscript-Encoding-%s %s\n",
+ encoding_name, ps_version_string));
+ if (!paste_file (encoding_name, ".enc"))
+ FATAL ((stderr, _("couldn't find encoding file \"%s.enc\": %s\n"),
+ encoding_name, strerror (errno)));
+ OUTPUT ((cofp, "%%%%EndResource\n"));
+ }
OUTPUT ((cofp, "%%%%EndProlog\n"));
@@ -1129,7 +1135,12 @@
/* Help macros. */
/* Check if character <ch> fits to current line. */
-#define FITS_ON_LINE(ch) ((linepos + CHAR_WIDTH (ch) < linew) || col == 0)
+/* NO wraping for CJK at this moment. Added by C.S. Chin Sept.1 */
+
+#define FITS_ON_LINE(ch) ( ( (encoding == ENC_BIG5 && b5firstc) ||\
+ (encoding == ENC_UNICNS_UTF8 && u8firstc) ) ?\
+ (linepos + 2 * CHAR_WIDTH (ch) < linew) :\
+ (linepos + CHAR_WIDTH (ch) < linew || in_u8) )
/* Is line buffer empty? */
#define BUFFER_EMPTY() (bufpos == 0)
@@ -1594,8 +1605,12 @@
static unsigned int buflen = 0; /* output buffer's length */
unsigned int bufpos = 0; /* current position in output buffer */
int ch = 0;
+ int ch2 = 0;
int done = 0;
int i;
+ int b5firstc = 0;
+ int u8firstc = 0;
+ int in_u8 = 0;
static int pending_token = tNONE;
unsigned int original_col = col;
@@ -1745,6 +1760,39 @@
break;
}
+ /*Check for big5 characters*/
+ if (encoding == ENC_BIG5)
+ {
+ if (ch >= 161 && ch <= 249 && b5firstc == 0)
+ {
+ ch2 = is_getc (is);
+ if ((ch2 >= 161 && ch2 <=254) || (ch2 >=64 && ch2 <= 126)) /*big5 char*/
+ {
+ b5firstc = 1;
+ } else {
+ b5firstc = 0;
+ }
+ is_ungetc(ch2, is);
+ } else {
+ b5firstc = 0;
+ }
+ }
+
+ /*Check for utf8 character*/
+ if (encoding == ENC_UNICNS_UTF8)
+ {
+ if (ch >= 0340 && u8firstc==0) {
+ u8firstc = 1;
+ } else {
+ u8firstc = 0;
+ }
+ if (ch >= 0200) {
+ in_u8 = 1;
+ } else {
+ in_u8 = 0;
+ }
+ }
+
/* Check normal characters. */
if (EXISTS (ch))
{
diff -ruN src.orib/util.c src/util.c
--- src.orib/util.c Thu May 13 12:41:04 2004
+++ src/util.c Thu May 13 12:56:31 2004
@@ -890,11 +890,18 @@
* Do not report failures for "Courier*" fonts because
* AFM library's default font will fix them.
*/
- if (strncmp (Fname, COUR, strlen (COUR)) != 0)
- MESSAGE (0,
- (stderr,
- _("couldn't open AFM file for font \"%s\", using default\n"),
- Fname));
+ if (strncmp (Fname, COUR, strlen (COUR)) != 0) {
+ if (encoding == ENC_BIG5 || encoding == ENC_UNICNS_UTF8)
+ { MESSAGE(0,
+ (stderr,
+ _("CJK encoding, ignore AFM file, use default.\n"),Fname));
+ } else {
+ MESSAGE (0,
+ (stderr,
+ _("couldn't open AFM file for font \"%s\", using default\n"),
+ Fname));
+ }
+ }
error = afm_open_default_font (afm, &font);
if (error != AFM_SUCCESS)
{
@@ -997,6 +1004,12 @@
case ENC_PS:
/* Let's use font's default encoding -- nothing here. */
break;
+ case ENC_BIG5:
+ /* CJK encoding, ignore AFM, added by C.S.Chin Aug.31 00 */
+ break;
+ case ENC_UNICNS_UTF8:
+ /* CJK encoding, ignore AFM, added by C.S.Chin Aug.31 00 */
+ break;
}
/* Put it to the AFM cache. */
@@ -1006,20 +1019,56 @@
font_info = (CachedFontInfo *) xcalloc (1, sizeof (*font_info));
/* Read character widths and types. */
- for (i = 0; i < 256; i++)
- {
- AFMNumber w0x, w0y;
-
- (void) afm_font_charwidth (font, Fpt.w, i, &w0x, &w0y);
- font_info->font_widths[i] = w0x;
-
- if (font->encoding[i] == AFM_ENC_NONE)
- font_info->font_ctype[i] = ' ';
- else if (font->encoding[i] == AFM_ENC_NON_EXISTENT)
- font_info->font_ctype[i] = '.';
- else
- font_info->font_ctype[i] = '*';
- }
+ if (encoding != ENC_BIG5 && encoding != ENC_UNICNS_UTF8) {
+ for (i = 0; i < 256; i++)
+ {
+ AFMNumber w0x, w0y;
+
+ (void) afm_font_charwidth (font, Fpt.w, i, &w0x, &w0y);
+ font_info->font_widths[i] = w0x;
+
+ if (font->encoding[i] == AFM_ENC_NONE)
+ font_info->font_ctype[i] = ' ';
+ else if (font->encoding[i] == AFM_ENC_NON_EXISTENT)
+ font_info->font_ctype[i] = '.';
+ else
+ font_info->font_ctype[i] = '*';
+ }
+ } else {
+ if (encoding == ENC_BIG5)
+ {
+ for (i = 0; i < 256; i++)
+ {
+ AFMNumber w0x, w0y;
+ if ( i < 040 )
+ {
+ font_info->font_widths[i] = Fpt.w * 0.525;
+ font_info->font_ctype[i] = ' ';
+ } else {
+ font_info->font_widths[i] = Fpt.w * 0.525;
+ font_info->font_ctype[i] = '*';
+ }
+ }
+ } else {
+ /*UTF8*/
+ for (i = 0; i < 256; i++)
+ {
+ AFMNumber w0x, w0y;
+ if ( i < 040 )
+ {
+ font_info->font_widths[i] = Fpt.w * 0.525;
+ font_info->font_ctype[i] = ' ';
+ } else {
+ if (i >= 0200) {
+ font_info->font_widths[i] = Fpt.w * 0.525 * 2.0 / 3.0;
+ } else {
+ font_info->font_widths[i] = Fpt.w * 0.525;
+ }
+ font_info->font_ctype[i] = '*';
+ }
+ }
+ }
+ }
font_info->font_is_fixed
= font->writing_direction_metrics[0].IsFixedPitch;
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