the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-/* Rewritten by MORIOKA Tomohiko <tomo@m17n.org>. */
-
#ifndef INCLUDED_char_ucs_h_
#define INCLUDED_char_ucs_h_
#define CHAR_ASCII_P(ch) ((ch) <= 0x7F)
\f
-struct Lisp_Char_Byte_Table
+struct Lisp_Byte_Table
{
struct lcrecord_header header;
Lisp_Object property[256];
};
-typedef struct Lisp_Char_Byte_Table Lisp_Char_Byte_Table;
-
-DECLARE_LRECORD (char_byte_table, Lisp_Char_Byte_Table);
-#define XCHAR_BYTE_TABLE(x) XRECORD (x, char_byte_table, Lisp_Char_Byte_Table)
-#define XSETCHAR_BYTE_TABLE(x, p) XSETRECORD (x, p, char_byte_table)
-#define CHAR_BYTE_TABLE_P(x) RECORDP (x, char_byte_table)
-#define GC_CHAR_BYTE_TABLE_P(x) GC_RECORDP (x, char_byte_table)
-/* #define CHECK_CHAR_BYTE_TABLE(x) CHECK_RECORD (x, char_byte_table)
+typedef struct Lisp_Byte_Table Lisp_Byte_Table;
+
+DECLARE_LRECORD (byte_table, Lisp_Byte_Table);
+#define XBYTE_TABLE(x) XRECORD (x, byte_table, Lisp_Byte_Table)
+#define XSETBYTE_TABLE(x, p) XSETRECORD (x, p, byte_table)
+#define BYTE_TABLE_P(x) RECORDP (x, byte_table)
+#define GC_BYTE_TABLE_P(x) GC_RECORDP (x, byte_table)
+/* #define CHECK_BYTE_TABLE(x) CHECK_RECORD (x, byte_table)
char table entries should never escape to Lisp */
-struct Lisp_Char_Code_Table
+struct Lisp_Char_ID_Table
{
struct lcrecord_header header;
Lisp_Object table;
};
-typedef struct Lisp_Char_Code_Table Lisp_Char_Code_Table;
-
-DECLARE_LRECORD (char_code_table, Lisp_Char_Code_Table);
-#define XCHAR_CODE_TABLE(x) XRECORD (x, char_code_table, Lisp_Char_Code_Table)
-#define XSETCHAR_CODE_TABLE(x, p) XSETRECORD (x, p, char_code_table)
-#define CHAR_CODE_TABLE_P(x) RECORDP (x, char_code_table)
-#define GC_CHAR_CODE_TABLE_P(x) GC_RECORDP (x, char_code_table)
-/* #define CHECK_CHAR_CODE_TABLE(x) CHECK_RECORD (x, char_code_table)
+typedef struct Lisp_Char_ID_Table Lisp_Char_ID_Table;
+
+DECLARE_LRECORD (char_id_table, Lisp_Char_ID_Table);
+#define XCHAR_ID_TABLE(x) XRECORD (x, char_id_table, Lisp_Char_ID_Table)
+#define XSETCHAR_ID_TABLE(x, p) XSETRECORD (x, p, char_id_table)
+#define CHAR_ID_TABLE_P(x) RECORDP (x, char_id_table)
+#define GC_CHAR_ID_TABLE_P(x) GC_RECORDP (x, char_id_table)
+/* #define CHECK_CHAR_ID_TABLE(x) CHECK_RECORD (x, char_id_table)
char table entries should never escape to Lisp */
-Lisp_Object get_char_code_table (Emchar ch, Lisp_Object table);
+Lisp_Object get_char_id_table (Emchar ch, Lisp_Object table);
extern Lisp_Object Vcharset_mojikyo;
/* Definition of leading bytes */
/************************************************************************/
-typedef int Charset_ID;
+typedef short Charset_ID;
#define MIN_LEADING_BYTE -0x60
#define CHARSET_ID_OFFSET 0x00
/* Which half of font to be used to display this character set */
unsigned int graphic;
- /* Byte->character mapping table */
+ /* Code-point->character mapping table */
Lisp_Object decoding_table;
+ /* Character->code-point mapping table */
+ Lisp_Object encoding_table;
+
/* Range of character code */
Emchar ucs_min, ucs_max;
#define CHARSET_CHARS(cs) ((cs)->chars)
#define CHARSET_REVERSE_DIRECTION_CHARSET(cs) ((cs)->reverse_direction_charset)
#define CHARSET_DECODING_TABLE(cs) ((cs)->decoding_table)
+#define CHARSET_ENCODING_TABLE(cs) ((cs)->encoding_table)
#define CHARSET_UCS_MIN(cs) ((cs)->ucs_min)
#define CHARSET_UCS_MAX(cs) ((cs)->ucs_max)
#define CHARSET_CODE_OFFSET(cs) ((cs)->code_offset)
#define XCHARSET_REVERSE_DIRECTION_CHARSET(cs) \
CHARSET_REVERSE_DIRECTION_CHARSET (XCHARSET (cs))
#define XCHARSET_DECODING_TABLE(cs) CHARSET_DECODING_TABLE(XCHARSET(cs))
+#define XCHARSET_ENCODING_TABLE(cs) CHARSET_ENCODING_TABLE(XCHARSET(cs))
#define XCHARSET_UCS_MIN(cs) CHARSET_UCS_MIN(XCHARSET(cs))
#define XCHARSET_UCS_MAX(cs) CHARSET_UCS_MAX(XCHARSET(cs))
#define XCHARSET_CODE_OFFSET(cs) CHARSET_CODE_OFFSET(XCHARSET(cs))
INLINE_HEADER int
charset_code_point (Lisp_Object charset, Emchar ch)
{
- Lisp_Object cdef = get_char_code_table (ch, Vcharacter_attribute_table);
-
- if (!NILP (cdef))
- {
- Lisp_Object field = Fassq (charset, cdef);
+ Lisp_Object encoding_table = XCHARSET_ENCODING_TABLE (charset);
+ Lisp_Object ret;
- if (!NILP (field))
- return XINT (Fcdr (field));
- }
- return range_charset_code_point (charset, ch);
+ if ( CHAR_ID_TABLE_P (encoding_table)
+ && INTP (ret = get_char_id_table (ch, encoding_table)) )
+ return XINT (ret);
+ else
+ return range_charset_code_point (charset, ch);
}
extern Lisp_Object Vdefault_coded_charset_priority_list;
EXFUN (Ffind_charset, 1);
-INLINE_HEADER int encode_char_1 (Emchar c, Lisp_Object* charset);
+INLINE_HEADER int encode_char_1 (Emchar ch, Lisp_Object* charset);
INLINE_HEADER int
-encode_char_1 (Emchar c, Lisp_Object* charset)
+encode_char_1 (Emchar ch, Lisp_Object* charset)
{
- Lisp_Object cdef = get_char_code_table (c, Vcharacter_attribute_table);
+ Lisp_Object charsets = Vdefault_coded_charset_priority_list;
- if (!EQ (cdef, Qnil))
+ while (!NILP (charsets))
{
- Lisp_Object charsets = Vdefault_coded_charset_priority_list;
- Lisp_Object field;
-
- while (!EQ (charsets, Qnil))
+ *charset = Ffind_charset (Fcar (charsets));
+ if (!NILP (*charset))
{
- *charset = Ffind_charset (Fcar (charsets));
- if (!EQ (*charset, Qnil))
+ Lisp_Object encoding_table = XCHARSET_ENCODING_TABLE (*charset);
+ Lisp_Object ret;
+
+ if ( CHAR_ID_TABLE_P (encoding_table)
+ && INTP (ret = get_char_id_table (ch, encoding_table)) )
+ return XINT (ret);
+ else
{
int code_point;
- if (!NILP (field = Fassq (*charset, cdef)))
- return XINT (Fcdr (field));
- else if ((code_point
- = range_charset_code_point (*charset, c)) >= 0)
+ if ((code_point
+ = range_charset_code_point (*charset, ch)) >= 0)
return code_point;
}
- charsets = Fcdr (charsets);
}
+ charsets = Fcdr (charsets);
}
/* otherwise --- maybe for bootstrap */
- return encode_builtin_char_1 (c, charset);
+ return encode_builtin_char_1 (ch, charset);
}
-INLINE_HEADER int encode_char_2 (Emchar ch, Lisp_Object* charset);
-INLINE_HEADER int
-encode_char_2 (Emchar ch, Lisp_Object* charset)
-{
- int code_point = encode_char_1 (ch, charset);
-
- if (EQ (*charset, Vcharset_mojikyo))
- {
- int plane, byte1, byte2;
-
- code_point--;
- plane = code_point / (94 * 60);
- byte1 = (code_point % (94 * 60)) / 94;
- if (byte1 < 30)
- byte1 += 16 + 32;
- else
- byte1 += 18 + 32;
- byte2 = code_point % 94 + 33;
- *charset
- = CHARSET_BY_LEADING_BYTE (LEADING_BYTE_MOJIKYO_PJ_1 - plane);
- return (byte1 << 8) | byte2;
- }
- else
- return code_point;
-}
-
-#define ENCODE_CHAR(ch, charset) encode_char_2 (ch, &(charset))
+#define ENCODE_CHAR(ch, charset) encode_char_1 (ch, &(charset))
INLINE_HEADER void
breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2);
INLINE_HEADER void
breakup_char_1 (Emchar c, Lisp_Object *charset, int *c1, int *c2)
{
- int code_point = encode_char_2 (c, charset);
+ int code_point = encode_char_1 (c, charset);
if (code_point >= 0)
{
#define CHAR_CHARSET_ID(c) (XCHARSET_ID(CHAR_CHARSET(c)))
#define CHAR_COLUMNS(c) (CHARSET_COLUMNS(XCHARSET(CHAR_CHARSET(c))))
+
+typedef struct Charc
+{
+ Lisp_Object charset;
+ int code_point;
+} Charc;
+
+INLINE_HEADER Charc CHAR_TO_CHARC (Emchar ch);
+INLINE_HEADER Charc
+CHAR_TO_CHARC (Emchar ch)
+{
+ Charc cc;
+
+ cc.code_point = encode_char_1 (ch, &cc.charset);
+ if (EQ (cc.charset, Vcharset_mojikyo))
+ {
+ int plane, byte1, byte2;
+
+ cc.code_point--;
+ plane = cc.code_point / (94 * 60);
+ byte1 = (cc.code_point % (94 * 60)) / 94;
+ if (byte1 < 30)
+ byte1 += 16 + 32;
+ else
+ byte1 += 18 + 32;
+ byte2 = cc.code_point % 94 + 33;
+ cc.charset
+ = CHARSET_BY_LEADING_BYTE (LEADING_BYTE_MOJIKYO_PJ_1 - plane);
+ cc.code_point = (byte1 << 8) | byte2;
+ }
+ return cc;
+}
+
\f
/************************************************************************/
/* Exported functions */
projects / chise / xemacs-chise.git- / blobdiff