diff options
Diffstat (limited to 'libX11/src/xlibi18n/XDefaultOMIF.c')
-rw-r--r-- | libX11/src/xlibi18n/XDefaultOMIF.c | 2560 |
1 files changed, 1277 insertions, 1283 deletions
diff --git a/libX11/src/xlibi18n/XDefaultOMIF.c b/libX11/src/xlibi18n/XDefaultOMIF.c index d209d8f49..1821e6459 100644 --- a/libX11/src/xlibi18n/XDefaultOMIF.c +++ b/libX11/src/xlibi18n/XDefaultOMIF.c @@ -1,1283 +1,1277 @@ -/*
-Copyright 1985, 1986, 1987, 1991, 1998 The Open Group
-
-Permission is hereby granted, free of charge, to any person obtaining a
-copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sublicense, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions: The above copyright notice and this
-permission notice shall be included in all copies or substantial
-portions of the Software.
-
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
-EVEN IF ADVISED IN ADVANCE OF THE POSSIBILITY OF SUCH DAMAGES.
-
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-X Window System is a trademark of The Open Group
-
-OSF/1, OSF/Motif and Motif are registered trademarks, and OSF, the OSF
-logo, LBX, X Window System, and Xinerama are trademarks of the Open
-Group. All other trademarks and registered trademarks mentioned herein
-are the property of their respective owners. No right, title or
-interest in or to any trademark, service mark, logo or trade name of
-Sun Microsystems, Inc. or its licensors is granted.
-
-*/
-/*
- * Copyright 2000 Oracle and/or its affiliates. All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "Xlibint.h"
-#include "Xlcint.h"
-#include "XlcPublic.h"
-#include <X11/Xos.h>
-#include <X11/Xatom.h>
-#include <stdio.h>
-#include <stdint.h>
-
-#define MAXFONTS 100
-
-#define XOM_GENERIC(om) (&((XOMGeneric) om)->gen)
-#define XOC_GENERIC(font_set) (&((XOCGeneric) font_set)->gen)
-
-#define DefineLocalBuf char local_buf[BUFSIZ]
-#define AllocLocalBuf(length) (length > BUFSIZ ? (char *)Xmalloc(length) : local_buf)
-#define FreeLocalBuf(ptr) if (ptr != local_buf) Xfree(ptr)
-
-typedef struct _FontDataRec {
- char *name;
-} FontDataRec, *FontData;
-
-typedef struct _OMDataRec {
- int font_data_count;
- FontData font_data;
-} OMDataRec, *OMData;
-
-typedef struct _XOMGenericPart {
- OMData data;
-} XOMGenericPart;
-
-typedef struct _XOMGenericRec {
- XOMMethods methods;
- XOMCoreRec core;
- XOMGenericPart gen;
-} XOMGenericRec, *XOMGeneric;
-
-typedef struct _FontSetRec {
- int id;
- int font_data_count;
- FontData font_data;
- char *font_name;
- XFontStruct *info;
- XFontStruct *font;
-} FontSetRec, *FontSet;
-
-typedef struct _XOCGenericPart {
- XlcConv wcs_to_cs;
- FontSet font_set;
-} XOCGenericPart;
-
-typedef struct _XOCGenericRec {
- XOCMethods methods;
- XOCCoreRec core;
- XOCGenericPart gen;
-} XOCGenericRec, *XOCGeneric;
-
-static Bool
-init_fontset(
- XOC oc)
-{
- XOCGenericPart *gen;
- FontSet font_set;
- OMData data;
-
- data = XOM_GENERIC(oc->core.om)->data;
-
- font_set = (FontSet) Xmalloc(sizeof(FontSetRec));
- if (font_set == NULL)
- return False;
- bzero((char *) font_set, sizeof(FontSetRec));
-
- gen = XOC_GENERIC(oc);
- gen->font_set = font_set;
-
- font_set->font_data_count = data->font_data_count;
- font_set->font_data = data->font_data;
-
- return True;
-}
-
-static char *
-get_prop_name(
- Display *dpy,
- XFontStruct *fs)
-{
- unsigned long fp;
-
- if (XGetFontProperty(fs, XA_FONT, &fp))
- return XGetAtomName(dpy, fp);
-
- return (char *) NULL;
-}
-
-static FontData
-check_charset(
- FontSet font_set,
- char *font_name)
-{
- FontData font_data;
- char *last;
- int count;
- ssize_t length, name_len;
-
- name_len = strlen(font_name);
- last = font_name + name_len;
-
- count = font_set->font_data_count;
- font_data = font_set->font_data;
-
- for ( ; count-- > 0; font_data++) {
- length = strlen(font_data->name);
-
- if (length > name_len)
- return(NULL);
-
- if (_XlcCompareISOLatin1(last - length, font_data->name) == 0)
- return font_data;
- }
- return (FontData) NULL;
-}
-
-#if 0 /* Unused */
-static int
-check_fontname(
- XOC oc,
- char *name)
-{
- Display *dpy = oc->core.om->core.display;
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontData data;
- FontSet font_set;
- XFontStruct *fs_list;
- char **fn_list, *fname, *prop_fname = NULL;
- int list_num, i;
- int list2_num;
- char **fn2_list = NULL;
- int found_num = 0;
-
- fn_list = XListFonts(dpy, name, MAXFONTS, &list_num);
- if (fn_list == NULL)
- return found_num;
-
- for (i = 0; i < list_num; i++) {
- fname = fn_list[i];
-
- font_set = gen->font_set;
-
- if ((data = check_charset(font_set, fname)) == NULL) {
- if ((fn2_list = XListFontsWithInfo(dpy, name, MAXFONTS,
- &list2_num, &fs_list))
- && (prop_fname = get_prop_name(dpy, fs_list))
- && (data = check_charset(font_set, prop_fname)))
- fname = prop_fname;
- }
- if (data) {
- font_set->font_name = (char *) Xmalloc(strlen(fname) + 1);
- if (font_set->font_name) {
- strcpy(font_set->font_name, fname);
- found_num++;
- }
- }
- if (fn2_list) {
- XFreeFontInfo(fn2_list, fs_list, list2_num);
- fn2_list = NULL;
- if (prop_fname) {
- Xfree(prop_fname);
- prop_fname = NULL;
- }
- }
- if (found_num == 1)
- break;
- }
- XFreeFontNames(fn_list);
- return found_num;
-}
-#endif
-
-static Bool
-load_font(
- XOC oc)
-{
- Display *dpy = oc->core.om->core.display;
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontSet font_set = gen->font_set;
-
- if (font_set->font_name == NULL)
- return False;
-
- if (font_set->font == NULL) {
- font_set->font = XLoadQueryFont(dpy, font_set->font_name);
- if (font_set->font == NULL)
- return False;
- }
- return True;
-}
-
-#if 0
-static Bool
-load_font_info(
- XOC oc)
-{
- Display *dpy = oc->core.om->core.display;
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontSet font_set = gen->font_set;
- char **fn_list;
- int fn_num;
-
- if (font_set->font_name == NULL)
- return False;
-
- if (font_set->info == NULL) {
- fn_list = XListFontsWithInfo(dpy, font_set->font_name, 1, &fn_num,
- &font_set->info);
- if (font_set->info == NULL)
- return False;
- if (fn_num > 0)
- font_set->info->fid = XLoadFont(dpy, font_set->font_name);
-
- if (fn_list) XFreeFontNames(fn_list);
- }
- return True;
-}
-#endif
-
-static void
-set_fontset_extents(
- XOC oc)
-{
- XRectangle *ink = &oc->core.font_set_extents.max_ink_extent;
- XRectangle *logical = &oc->core.font_set_extents.max_logical_extent;
- XFontStruct **font_list, *font;
- XCharStruct overall;
- int logical_ascent, logical_descent;
-
- font_list = oc->core.font_info.font_struct_list;
- font = *font_list++;
- overall = font->max_bounds;
- overall.lbearing = font->min_bounds.lbearing;
- logical_ascent = font->ascent;
- logical_descent = font->descent;
-
- ink->x = overall.lbearing;
- ink->y = -(overall.ascent);
- ink->width = overall.rbearing - overall.lbearing;
- ink->height = overall.ascent + overall.descent;
-
- logical->x = 0;
- logical->y = -(logical_ascent);
- logical->width = overall.width;
- logical->height = logical_ascent + logical_descent;
-}
-
-static Bool
-init_core_part(
- XOC oc)
-{
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontSet font_set;
- XFontStruct **font_struct_list;
- char **font_name_list, *font_name_buf;
- int count, length;
-
- font_set = gen->font_set;
- count = length = 0;
-
- if (font_set->font_name != NULL) {
- length += strlen(font_set->font_name) + 1;
- count++;
- }
- if (count == 0)
- return False;
-
- font_struct_list = (XFontStruct **) Xmalloc(sizeof(XFontStruct *));
- if (font_struct_list == NULL)
- return False;
-
- font_name_list = (char **) Xmalloc(sizeof(char *));
- if (font_name_list == NULL)
- goto err;
-
- font_name_buf = (char *) Xmalloc(length);
- if (font_name_buf == NULL)
- goto err;
-
- oc->core.font_info.num_font = 1;
- oc->core.font_info.font_name_list = font_name_list;
- oc->core.font_info.font_struct_list = font_struct_list;
-
- font_set = gen->font_set;
-
- if (font_set->font_name != NULL) {
- font_set->id = 1;
- if (font_set->font)
- *font_struct_list++ = font_set->font;
- else
- *font_struct_list++ = font_set->info;
- strcpy(font_name_buf, font_set->font_name);
- Xfree(font_set->font_name);
- *font_name_list++ = font_set->font_name = font_name_buf;
- font_name_buf += strlen(font_name_buf) + 1;
- }
-
- set_fontset_extents(oc);
-
- return True;
-
-err:
- if (font_name_list)
- Xfree(font_name_list);
- Xfree(font_struct_list);
-
- return False;
-}
-
-static char *
-get_font_name(
- XOC oc,
- char *pattern)
-{
- char **list, *name, *prop_name;
- int count;
- XFontStruct *fs;
- Display *dpy = oc->core.om->core.display;
-
- list = XListFonts(dpy, pattern, 1, &count);
- if (list != NULL) {
- name = (char *) Xmalloc(strlen(*list) + 1);
- if (name)
- strcpy(name, *list);
-
- XFreeFontNames(list);
- } else {
- fs = XLoadQueryFont(dpy, pattern);
- if (fs == NULL) return NULL;
-
- prop_name = get_prop_name(dpy, fs);
- if (prop_name == NULL) return NULL;
-
- name = (char*) Xmalloc(strlen(prop_name) + 1);
- if (name)
- strcpy(name, prop_name);
-
- XFreeFont(dpy, fs);
- }
- return name;
-}
-
-static int
-parse_fontname(
- XOC oc)
-{
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontSet font_set;
- FontData font_data;
- char *pattern, *last, buf[BUFSIZ];
- int font_data_count, found_num = 0;
- ssize_t length;
- int count, num_fields;
- char *base_name, *font_name, **name_list, **cur_name_list;
- char *charset_p = NULL;
- Bool append_charset;
- /*
- append_charset flag should be set to True when the XLFD fontname
- doesn't contain a chaset part.
- */
-
- name_list = _XParseBaseFontNameList(oc->core.base_name_list, &count);
- if (name_list == NULL)
- return -1;
- cur_name_list = name_list;
-
- while (count-- > 0) {
- pattern = *cur_name_list++;
- if (pattern == NULL || *pattern == '\0')
- continue;
-
- append_charset = False;
-
- if (strchr(pattern, '*') == NULL &&
- (font_name = get_font_name(oc, pattern))) {
-
- font_set = gen->font_set;
-
- font_data = check_charset(font_set, font_name);
- if (font_data == NULL) {
- Display *dpy = oc->core.om->core.display;
- char **fn_list = NULL, *prop_fname = NULL;
- int list_num;
- XFontStruct *fs_list;
- if ((fn_list = XListFontsWithInfo(dpy, font_name,
- MAXFONTS,
- &list_num, &fs_list))
- && (prop_fname = get_prop_name(dpy, fs_list))
- && (font_data = check_charset(font_set, prop_fname))) {
- if (fn_list) {
- XFreeFontInfo(fn_list, fs_list, list_num);
- fn_list = NULL;
- }
- font_name = prop_fname;
- }
- }
- if (font_data == NULL)
- continue;
-
- font_set->font_name = (char *) Xmalloc(strlen(font_name) + 1);
- if (font_set->font_name == NULL) {
- Xfree(font_name);
- goto err;
- }
- strcpy(font_set->font_name, font_name);
- Xfree(font_name);
- found_num++;
- goto found;
- }
-/*
-1266793
-Limit the length of the string copy to prevent stack corruption.
- strcpy(buf, pattern);
-*/
- strncpy(buf, pattern, BUFSIZ);
- buf[BUFSIZ-1] = '\0';
- length = strlen(buf);
- last = buf + length - 1;
-
- for (num_fields = 0, base_name = buf; *base_name != '\0'; base_name++)
- if (*base_name == '-') num_fields++;
- if (strchr(pattern, '*') == NULL) {
- if (num_fields == 12) {
- append_charset = True;
- *++last = '-';
- last++;
- } else
- continue;
- } else {
- if (num_fields == 13 || num_fields == 14) {
- /*
- * There are 14 fields in an XLFD name -- make certain the
- * charset (& encoding) is placed in the correct field.
- */
- append_charset = True;
- last = strrchr (buf, '-');
- if (num_fields == 14) {
- *last = '\0';
- last = strrchr (buf, '-');
- }
- last++;
- } else if (*last == '*') {
- append_charset = True;
- if (length > 3 && *(last-3) == '-' && *(last-2) == '*'
- && *(last-1) == '-') {
- last -= 2;
- }
- *++last = '-';
- last++;
- } else {
- last = strrchr (buf, '-');
- charset_p = last;
- charset_p = strrchr (buf, '-');
- while (*(--charset_p) != '-');
- charset_p++;
- }
- }
-
- font_set = gen->font_set;
-
- font_data = font_set->font_data;
- font_data_count = font_set->font_data_count;
- for ( ; font_data_count-- > 0; font_data++) {
- if (append_charset)
- {
-/*
-1266793
-Limit the length of the string copy to prevent stack corruption.
- strcpy(last, font_data->name);
-*/
- strncpy(last, font_data->name, BUFSIZ - length);
- buf[BUFSIZ-1] = '\0';
- }
- else {
- if (_XlcCompareISOLatin1(charset_p,
- font_data->name)) {
- continue;
- }
- }
- if ((font_set->font_name = get_font_name(oc, buf)))
- break;
- }
- if (font_set->font_name != NULL) {
- found_num++;
- goto found;
- }
- }
- found:
- base_name = (char *) Xmalloc(strlen(oc->core.base_name_list) + 1);
- if (base_name == NULL)
- goto err;
-
- strcpy(base_name, oc->core.base_name_list);
- oc->core.base_name_list = base_name;
-
- XFreeStringList(name_list);
-
- return found_num;
-err:
- XFreeStringList(name_list);
-
- return -1;
-}
-
-static Bool
-set_missing_list(
- XOC oc)
-{
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontSet font_set;
- char **charset_list, *charset_buf;
- int count, length;
-
- font_set = gen->font_set;
- count = length = 0;
-
- if (!font_set->info && !font_set->font) {
- length += strlen(font_set->font_data->name) + 1;
- count++;
- }
-
- if (count == 0)
- return True;
-
- charset_list = (char **) Xmalloc(sizeof(char *));
- if (charset_list == NULL)
- return False;
-
- charset_buf = (char *) Xmalloc(length);
- if (charset_buf == NULL) {
- Xfree(charset_list);
- return False;
- }
-
- oc->core.missing_list.charset_list = charset_list;
-
- font_set = gen->font_set;
-
- if (!font_set->info && !font_set->font) {
- strcpy(charset_buf, font_set->font_data->name);
- *charset_list++ = charset_buf;
- charset_buf += strlen(charset_buf) + 1;
- }
- return True;
-}
-
-static Bool
-create_fontset(
- XOC oc)
-{
- int found_num;
-
- if (init_fontset(oc) == False)
- return False;
-
- found_num = parse_fontname(oc);
- if (found_num <= 0) {
- if (found_num == 0)
- set_missing_list(oc);
- return False;
- }
-
- if (load_font(oc) == False)
- return False;
-
- if (init_core_part(oc) == False)
- return False;
-
- if (set_missing_list(oc) == False)
- return False;
-
- return True;
-}
-
-static void
-destroy_oc(
- XOC oc)
-{
- Display *dpy = oc->core.om->core.display;
- XOCGenericPart *gen = XOC_GENERIC(oc);
- XFontStruct **font_list, *font;
-
- if (gen->font_set)
- Xfree(gen->font_set);
-
- if (oc->core.base_name_list)
- Xfree(oc->core.base_name_list);
-
- if (oc->core.font_info.font_name_list)
- XFreeStringList(oc->core.font_info.font_name_list);
-
- if ((font_list = oc->core.font_info.font_struct_list)) {
- if ((font = *font_list)) {
- if (font->fid)
- XFreeFont(dpy, font);
- else
- XFreeFontInfo(NULL, font, 1);
- }
- Xfree(oc->core.font_info.font_struct_list);
- }
-
- if (oc->core.missing_list.charset_list)
- XFreeStringList(oc->core.missing_list.charset_list);
-
-#ifdef notdef
- if (oc->core.res_name)
- Xfree(oc->core.res_name);
- if (oc->core.res_class)
- Xfree(oc->core.res_class);
-#endif
-
- Xfree(oc);
-}
-
-static char *
-set_oc_values(
- XOC oc,
- XlcArgList args,
- int num_args)
-{
- if (oc->core.resources == NULL)
- return NULL;
-
- return _XlcSetValues((XPointer) oc, oc->core.resources,
- oc->core.num_resources, args, num_args, XlcSetMask);
-}
-
-static char *
-get_oc_values(
- XOC oc,
- XlcArgList args,
- int num_args)
-{
- if (oc->core.resources == NULL)
- return NULL;
-
- return _XlcGetValues((XPointer) oc, oc->core.resources,
- oc->core.num_resources, args, num_args, XlcGetMask);
-}
-
-static Bool
-wcs_to_mbs(
- XOC oc,
- char *to,
- _Xconst wchar_t *from,
- int length)
-{
- XlcConv conv = XOC_GENERIC(oc)->wcs_to_cs;
- XLCd lcd;
- int ret, to_left = length;
-
- if (conv == NULL) {
- lcd = oc->core.om->core.lcd;
- conv = _XlcOpenConverter(lcd, XlcNWideChar, lcd, XlcNMultiByte);
- if (conv == NULL)
- return False;
- XOC_GENERIC(oc)->wcs_to_cs = conv;
- } else
- _XlcResetConverter(conv);
-
- ret = _XlcConvert(conv, (XPointer *) &from, &length, (XPointer *) &to,
- &to_left, NULL, 0);
- if (ret != 0 || length > 0)
- return False;
-
- return True;
-}
-
-static int
-_XmbDefaultTextEscapement(XOC oc, _Xconst char *text, int length)
-{
- return XTextWidth(*oc->core.font_info.font_struct_list, text, length);
-}
-
-static int
-_XwcDefaultTextEscapement(XOC oc, _Xconst wchar_t *text, int length)
-{
- DefineLocalBuf;
- char *buf = AllocLocalBuf(length);
- int ret = 0;
-
- if (buf == NULL)
- return 0;
-
- if (wcs_to_mbs(oc, buf, text, length) == False)
- goto err;
-
- ret = _XmbDefaultTextEscapement(oc, buf, length);
-
-err:
- FreeLocalBuf(buf);
-
- return ret;
-}
-
-static int
-_XmbDefaultTextExtents(XOC oc, _Xconst char *text, int length,
- XRectangle *overall_ink, XRectangle *overall_logical)
-{
- int direction, logical_ascent, logical_descent;
- XCharStruct overall;
-
- XTextExtents(*oc->core.font_info.font_struct_list, text, length, &direction,
- &logical_ascent, &logical_descent, &overall);
-
- if (overall_ink) {
- overall_ink->x = overall.lbearing;
- overall_ink->y = -(overall.ascent);
- overall_ink->width = overall.rbearing - overall.lbearing;
- overall_ink->height = overall.ascent + overall.descent;
- }
-
- if (overall_logical) {
- overall_logical->x = 0;
- overall_logical->y = -(logical_ascent);
- overall_logical->width = overall.width;
- overall_logical->height = logical_ascent + logical_descent;
- }
-
- return overall.width;
-}
-
-static int
-_XwcDefaultTextExtents(XOC oc, _Xconst wchar_t *text, int length,
- XRectangle *overall_ink, XRectangle *overall_logical)
-{
- DefineLocalBuf;
- char *buf = AllocLocalBuf(length);
- int ret = 0;
-
- if (buf == NULL)
- return 0;
-
- if (wcs_to_mbs(oc, buf, text, length) == False)
- goto err;
-
- ret = _XmbDefaultTextExtents(oc, buf, length, overall_ink, overall_logical);
-
-err:
- FreeLocalBuf(buf);
-
- return ret;
-}
-
-static Status
-_XmbDefaultTextPerCharExtents(XOC oc, _Xconst char *text, int length,
- XRectangle *ink_buf, XRectangle *logical_buf,
- int buf_size, int *num_chars,
- XRectangle *overall_ink,
- XRectangle *overall_logical)
-{
- XFontStruct *font = *oc->core.font_info.font_struct_list;
- XCharStruct *def, *cs, overall;
- Bool first = True;
-
- if (buf_size < length)
- return 0;
-
- bzero((char *) &overall, sizeof(XCharStruct));
- *num_chars = 0;
-
- CI_GET_DEFAULT_INFO_1D(font, def)
-
- while (length-- > 0) {
- CI_GET_CHAR_INFO_1D(font, *text, def, cs)
- text++;
- if (cs == NULL)
- continue;
-
- ink_buf->x = overall.width + cs->lbearing;
- ink_buf->y = -(cs->ascent);
- ink_buf->width = cs->rbearing - cs->lbearing;
- ink_buf->height = cs->ascent + cs->descent;
- ink_buf++;
-
- logical_buf->x = overall.width;
- logical_buf->y = -(font->ascent);
- logical_buf->width = cs->width;
- logical_buf->height = font->ascent + font->descent;
- logical_buf++;
-
- if (first) {
- overall = *cs;
- first = False;
- } else {
- overall.ascent = max(overall.ascent, cs->ascent);
- overall.descent = max(overall.descent, cs->descent);
- overall.lbearing = min(overall.lbearing, overall.width +
- cs->lbearing);
- overall.rbearing = max(overall.rbearing, overall.width +
- cs->rbearing);
- overall.width += cs->width;
- }
- (*num_chars)++;
- }
-
- if (overall_ink) {
- overall_ink->x = overall.lbearing;
- overall_ink->y = -(overall.ascent);
- overall_ink->width = overall.rbearing - overall.lbearing;
- overall_ink->height = overall.ascent + overall.descent;
- }
-
- if (overall_logical) {
- overall_logical->x = 0;
- overall_logical->y = -(font->ascent);
- overall_logical->width = overall.width;
- overall_logical->height = font->ascent + font->descent;
- }
-
- return 1;
-}
-
-static Status
-_XwcDefaultTextPerCharExtents(XOC oc, _Xconst wchar_t *text, int length,
- XRectangle *ink_buf, XRectangle *logical_buf,
- int buf_size, int *num_chars,
- XRectangle *overall_ink,
- XRectangle *overall_logical)
-{
- DefineLocalBuf;
- char *buf = AllocLocalBuf(length);
- Status ret = 0;
-
- if (buf == NULL)
- return 0;
-
- if (wcs_to_mbs(oc, buf, text, length) == False)
- goto err;
-
- ret = _XmbDefaultTextPerCharExtents(oc, buf, length, ink_buf, logical_buf,
- buf_size, num_chars, overall_ink,
- overall_logical);
-
-err:
- FreeLocalBuf(buf);
-
- return ret;
-}
-
-static int
-_XmbDefaultDrawString(Display *dpy, Drawable d, XOC oc, GC gc, int x, int y,
- _Xconst char *text, int length)
-{
- XFontStruct *font = *oc->core.font_info.font_struct_list;
-
- XSetFont(dpy, gc, font->fid);
- XDrawString(dpy, d, gc, x, y, text, length);
-
- return XTextWidth(font, text, length);
-}
-
-static int
-_XwcDefaultDrawString(Display *dpy, Drawable d, XOC oc, GC gc, int x, int y,
- _Xconst wchar_t *text, int length)
-{
- DefineLocalBuf;
- char *buf = AllocLocalBuf(length);
- int ret = 0;
-
- if (buf == NULL)
- return 0;
-
- if (wcs_to_mbs(oc, buf, text, length) == False)
- goto err;
-
- ret = _XmbDefaultDrawString(dpy, d, oc, gc, x, y, buf, length);
-
-err:
- FreeLocalBuf(buf);
-
- return ret;
-}
-
-static void
-_XmbDefaultDrawImageString(Display *dpy, Drawable d, XOC oc, GC gc, int x,
- int y, _Xconst char *text, int length)
-{
- XSetFont(dpy, gc, (*oc->core.font_info.font_struct_list)->fid);
- XDrawImageString(dpy, d, gc, x, y, text, length);
-}
-
-static void
-_XwcDefaultDrawImageString(Display *dpy, Drawable d, XOC oc, GC gc, int x,
- int y, _Xconst wchar_t *text, int length)
-{
- DefineLocalBuf;
- char *buf = AllocLocalBuf(length);
-
- if (buf == NULL)
- return;
-
- if (wcs_to_mbs(oc, buf, text, length) == False)
- goto err;
-
- _XmbDefaultDrawImageString(dpy, d, oc, gc, x, y, buf, length);
-
-err:
- FreeLocalBuf(buf);
-}
-
-static _Xconst XOCMethodsRec oc_default_methods = {
- destroy_oc,
- set_oc_values,
- get_oc_values,
- _XmbDefaultTextEscapement,
- _XmbDefaultTextExtents,
- _XmbDefaultTextPerCharExtents,
- _XmbDefaultDrawString,
- _XmbDefaultDrawImageString,
- _XwcDefaultTextEscapement,
- _XwcDefaultTextExtents,
- _XwcDefaultTextPerCharExtents,
- _XwcDefaultDrawString,
- _XwcDefaultDrawImageString
-};
-
-static XlcResource oc_resources[] = {
- { XNBaseFontName, NULLQUARK, sizeof(char *),
- XOffsetOf(XOCRec, core.base_name_list), XlcCreateMask | XlcGetMask },
- { XNOMAutomatic, NULLQUARK, sizeof(Bool),
- XOffsetOf(XOCRec, core.om_automatic), XlcGetMask },
- { XNMissingCharSet, NULLQUARK, sizeof(XOMCharSetList),
- XOffsetOf(XOCRec, core.missing_list), XlcGetMask },
- { XNDefaultString, NULLQUARK, sizeof(char *),
- XOffsetOf(XOCRec, core.default_string), XlcGetMask },
- { XNOrientation, NULLQUARK, sizeof(XOrientation),
- XOffsetOf(XOCRec, core.orientation), XlcSetMask | XlcGetMask },
- { XNResourceName, NULLQUARK, sizeof(char *),
- XOffsetOf(XOCRec, core.res_name), XlcSetMask | XlcGetMask },
- { XNResourceClass, NULLQUARK, sizeof(char *),
- XOffsetOf(XOCRec, core.res_class), XlcSetMask | XlcGetMask },
- { XNFontInfo, NULLQUARK, sizeof(XOMFontInfo),
- XOffsetOf(XOCRec, core.font_info), XlcGetMask }
-};
-
-static XOC
-create_oc(
- XOM om,
- XlcArgList args,
- int num_args)
-{
- XOC oc;
-
- oc = (XOC) Xmalloc(sizeof(XOCGenericRec));
- if (oc == NULL)
- return (XOC) NULL;
- bzero((char *) oc, sizeof(XOCGenericRec));
-
- oc->core.om = om;
-
- if (oc_resources[0].xrm_name == NULLQUARK)
- _XlcCompileResourceList(oc_resources, XlcNumber(oc_resources));
-
- if (_XlcSetValues((XPointer) oc, oc_resources, XlcNumber(oc_resources),
- args, num_args, XlcCreateMask | XlcDefaultMask))
- goto err;
-
- if (oc->core.base_name_list == NULL)
- goto err;
-
- oc->core.resources = oc_resources;
- oc->core.num_resources = XlcNumber(oc_resources);
-
- if (create_fontset(oc) == False)
- goto err;
-
- oc->methods = (XOCMethods)&oc_default_methods;
-
- return oc;
-
-err:
- destroy_oc(oc);
-
- return (XOC) NULL;
-}
-
-static Status
-close_om(
- XOM om)
-{
- XOMGenericPart *gen = XOM_GENERIC(om);
- OMData data;
- FontData font_data;
- int count;
-
- if ((data = gen->data)) {
- if (data->font_data) {
- for (font_data = data->font_data, count = data->font_data_count;
- count-- > 0 ; font_data++) {
- if (font_data->name)
- Xfree(font_data->name);
- }
- Xfree(data->font_data);
- }
- Xfree(gen->data);
- }
-
- if (om->core.res_name)
- Xfree(om->core.res_name);
- if (om->core.res_class)
- Xfree(om->core.res_class);
- if (om->core.required_charset.charset_list)
- XFreeStringList(om->core.required_charset.charset_list);
- else
- Xfree((char*)om->core.required_charset.charset_list);
- if (om->core.orientation_list.orientation)
- Xfree(om->core.orientation_list.orientation);
-
- Xfree(om);
-
- return 1;
-}
-
-static char *
-set_om_values(
- XOM om,
- XlcArgList args,
- int num_args)
-{
- if (om->core.resources == NULL)
- return NULL;
-
- return _XlcSetValues((XPointer) om, om->core.resources,
- om->core.num_resources, args, num_args, XlcSetMask);
-}
-
-static char *
-get_om_values(
- XOM om,
- XlcArgList args,
- int num_args)
-{
- if (om->core.resources == NULL)
- return NULL;
-
- return _XlcGetValues((XPointer) om, om->core.resources,
- om->core.num_resources, args, num_args, XlcGetMask);
-}
-
-static _Xconst XOMMethodsRec methods = {
- close_om,
- set_om_values,
- get_om_values,
- create_oc
-};
-
-static XlcResource om_resources[] = {
- { XNRequiredCharSet, NULLQUARK, sizeof(XOMCharSetList),
- XOffsetOf(XOMRec, core.required_charset), XlcGetMask },
- { XNQueryOrientation, NULLQUARK, sizeof(XOMOrientation),
- XOffsetOf(XOMRec, core.orientation_list), XlcGetMask },
- { XNDirectionalDependentDrawing, NULLQUARK, sizeof(Bool),
- XOffsetOf(XOMRec, core.directional_dependent), XlcGetMask },
- { XNContextualDrawing, NULLQUARK, sizeof(Bool),
- XOffsetOf(XOMRec, core.contextual_drawing), XlcGetMask }
-};
-
-static OMData
-add_data(
- XOM om)
-{
- XOMGenericPart *gen = XOM_GENERIC(om);
- OMData new;
-
- new = (OMData) Xmalloc(sizeof(OMDataRec));
-
- if (new == NULL)
- return NULL;
-
- gen->data = new;
-
- bzero((char *) new, sizeof(OMDataRec));
-
- return new;
-}
-
-static _Xconst char *supported_charset_list[] = {
- "ISO8859-1",
-/* fix for bug4332979 */
- "adobe-fontspecific",
-/* fix for bug4237353: "JISX0201.1976-0" entry should be removed from
- supported_charset_list because it is not a supported_charset for C locale
- "JISX0201.1976-0", */
- "SUNOLCURSOR-1",
- "SUNOLGLYPH-1"
-};
-
-static Bool
-init_om(
- XOM om)
-{
- XOMGenericPart *gen = XOM_GENERIC(om);
- OMData data;
- FontData font_data;
- char **required_list;
- XOrientation *orientation;
- char **value, buf[BUFSIZ], *bufptr;
- int count, length = 0;
-
- value = (char**)supported_charset_list;
- count = XlcNumber(supported_charset_list);
-
- data = add_data(om);
- if (data == NULL)
- return False;
-
- font_data = (FontData) Xmalloc(sizeof(FontDataRec) * count);
- if (font_data == NULL)
- return False;
- bzero((char *) font_data, sizeof(FontDataRec) * count);
- data->font_data = font_data;
- data->font_data_count = count;
-
- for ( ; count-- > 0; font_data++) {
-/*
-1266793
-This one is fine. *value points to one of the local strings in
-supported_charset_list[].
-*/
- strcpy(buf, *value++);
- font_data->name = (char *) Xmalloc(strlen(buf) + 1);
- if (font_data->name == NULL)
- return False;
- strcpy(font_data->name, buf);
- }
-
- length += strlen(data->font_data->name) + 1;
-
- /* required charset list */
- required_list = (char **) Xmalloc(sizeof(char *));
- if (required_list == NULL)
- return False;
-
- bufptr = (char *) Xmalloc(length);
- if (bufptr == NULL) {
- Xfree(required_list);
- return False;
- }
-
- om->core.required_charset.charset_list = required_list;
- om->core.required_charset.charset_count = 1; /* always 1 */
-
- data = gen->data;
-
- strcpy(bufptr, data->font_data->name);
- *required_list++ = bufptr;
- bufptr += strlen(bufptr) + 1;
-
- /* orientation list */
- orientation = (XOrientation *) Xmalloc(sizeof(XOrientation));
- if (orientation == NULL)
- return False;
-
- *orientation = XOMOrientation_LTR_TTB;
- om->core.orientation_list.orientation = orientation;
- om->core.orientation_list.num_orientation = 1;
-
- /* directional dependent drawing */
- om->core.directional_dependent = False;
-
- /* contexual drawing */
- om->core.contextual_drawing = False;
-
- /* context dependent */
- om->core.context_dependent = False;
-
- return True;
-}
-
-XOM
-_XDefaultOpenOM(XLCd lcd, Display *dpy, XrmDatabase rdb,
- _Xconst char *res_name, _Xconst char *res_class)
-{
- XOM om;
-
- om = (XOM) Xmalloc(sizeof(XOMGenericRec));
- if (om == NULL)
- return (XOM) NULL;
- bzero((char *) om, sizeof(XOMGenericRec));
-
- om->methods = (XOMMethods)&methods;
- om->core.lcd = lcd;
- om->core.display = dpy;
- om->core.rdb = rdb;
- if (res_name) {
- om->core.res_name = (char *)Xmalloc(strlen(res_name) + 1);
- if (om->core.res_name == NULL)
- goto err;
- strcpy(om->core.res_name, res_name);
- }
- if (res_class) {
- om->core.res_class = (char *)Xmalloc(strlen(res_class) + 1);
- if (om->core.res_class == NULL)
- goto err;
- strcpy(om->core.res_class, res_class);
- }
-
- if (om_resources[0].xrm_name == NULLQUARK)
- _XlcCompileResourceList(om_resources, XlcNumber(om_resources));
-
- om->core.resources = om_resources;
- om->core.num_resources = XlcNumber(om_resources);
-
- if (init_om(om) == False)
- goto err;
-
- return om;
-err:
- close_om(om);
-
- return (XOM) NULL;
-}
+/* +Copyright 1985, 1986, 1987, 1991, 1998 The Open Group + +Permission is hereby granted, free of charge, to any person obtaining a +copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: The above copyright notice and this +permission notice shall be included in all copies or substantial +portions of the Software. + + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE +EVEN IF ADVISED IN ADVANCE OF THE POSSIBILITY OF SUCH DAMAGES. + + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + + +X Window System is a trademark of The Open Group + +OSF/1, OSF/Motif and Motif are registered trademarks, and OSF, the OSF +logo, LBX, X Window System, and Xinerama are trademarks of the Open +Group. All other trademarks and registered trademarks mentioned herein +are the property of their respective owners. No right, title or +interest in or to any trademark, service mark, logo or trade name of +Sun Microsystems, Inc. or its licensors is granted. + +*/ +/* + * Copyright 2000 Oracle and/or its affiliates. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" +#include "Xlcint.h" +#include "XlcPublic.h" +#include <X11/Xos.h> +#include <X11/Xatom.h> +#include <stdio.h> +#include <stdint.h> + +#define MAXFONTS 100 + +#define XOM_GENERIC(om) (&((XOMGeneric) om)->gen) +#define XOC_GENERIC(font_set) (&((XOCGeneric) font_set)->gen) + +#define DefineLocalBuf char local_buf[BUFSIZ] +#define AllocLocalBuf(length) (length > BUFSIZ ? (char *)Xmalloc(length) : local_buf) +#define FreeLocalBuf(ptr) if (ptr != local_buf) Xfree(ptr) + +typedef struct _FontDataRec { + char *name; +} FontDataRec, *FontData; + +typedef struct _OMDataRec { + int font_data_count; + FontData font_data; +} OMDataRec, *OMData; + +typedef struct _XOMGenericPart { + OMData data; +} XOMGenericPart; + +typedef struct _XOMGenericRec { + XOMMethods methods; + XOMCoreRec core; + XOMGenericPart gen; +} XOMGenericRec, *XOMGeneric; + +typedef struct _FontSetRec { + int id; + int font_data_count; + FontData font_data; + char *font_name; + XFontStruct *info; + XFontStruct *font; +} FontSetRec, *FontSet; + +typedef struct _XOCGenericPart { + XlcConv wcs_to_cs; + FontSet font_set; +} XOCGenericPart; + +typedef struct _XOCGenericRec { + XOCMethods methods; + XOCCoreRec core; + XOCGenericPart gen; +} XOCGenericRec, *XOCGeneric; + +static Bool +init_fontset( + XOC oc) +{ + XOCGenericPart *gen; + FontSet font_set; + OMData data; + + data = XOM_GENERIC(oc->core.om)->data; + + font_set = (FontSet) Xmalloc(sizeof(FontSetRec)); + if (font_set == NULL) + return False; + bzero((char *) font_set, sizeof(FontSetRec)); + + gen = XOC_GENERIC(oc); + gen->font_set = font_set; + + font_set->font_data_count = data->font_data_count; + font_set->font_data = data->font_data; + + return True; +} + +static char * +get_prop_name( + Display *dpy, + XFontStruct *fs) +{ + unsigned long fp; + + if (XGetFontProperty(fs, XA_FONT, &fp)) + return XGetAtomName(dpy, fp); + + return (char *) NULL; +} + +static FontData +check_charset( + FontSet font_set, + char *font_name) +{ + FontData font_data; + char *last; + int count; + ssize_t length, name_len; + + name_len = strlen(font_name); + last = font_name + name_len; + + count = font_set->font_data_count; + font_data = font_set->font_data; + + for ( ; count-- > 0; font_data++) { + length = strlen(font_data->name); + + if (length > name_len) + return(NULL); + + if (_XlcCompareISOLatin1(last - length, font_data->name) == 0) + return font_data; + } + return (FontData) NULL; +} + +#if 0 /* Unused */ +static int +check_fontname( + XOC oc, + char *name) +{ + Display *dpy = oc->core.om->core.display; + XOCGenericPart *gen = XOC_GENERIC(oc); + FontData data; + FontSet font_set; + XFontStruct *fs_list; + char **fn_list, *fname, *prop_fname = NULL; + int list_num, i; + int list2_num; + char **fn2_list = NULL; + int found_num = 0; + + fn_list = XListFonts(dpy, name, MAXFONTS, &list_num); + if (fn_list == NULL) + return found_num; + + for (i = 0; i < list_num; i++) { + fname = fn_list[i]; + + font_set = gen->font_set; + + if ((data = check_charset(font_set, fname)) == NULL) { + if ((fn2_list = XListFontsWithInfo(dpy, name, MAXFONTS, + &list2_num, &fs_list)) + && (prop_fname = get_prop_name(dpy, fs_list)) + && (data = check_charset(font_set, prop_fname))) + fname = prop_fname; + } + if (data) { + font_set->font_name = (char *) Xmalloc(strlen(fname) + 1); + if (font_set->font_name) { + strcpy(font_set->font_name, fname); + found_num++; + } + } + if (fn2_list) { + XFreeFontInfo(fn2_list, fs_list, list2_num); + fn2_list = NULL; + if (prop_fname) { + Xfree(prop_fname); + prop_fname = NULL; + } + } + if (found_num == 1) + break; + } + XFreeFontNames(fn_list); + return found_num; +} +#endif + +static Bool +load_font( + XOC oc) +{ + Display *dpy = oc->core.om->core.display; + XOCGenericPart *gen = XOC_GENERIC(oc); + FontSet font_set = gen->font_set; + + if (font_set->font_name == NULL) + return False; + + if (font_set->font == NULL) { + font_set->font = XLoadQueryFont(dpy, font_set->font_name); + if (font_set->font == NULL) + return False; + } + return True; +} + +#if 0 +static Bool +load_font_info( + XOC oc) +{ + Display *dpy = oc->core.om->core.display; + XOCGenericPart *gen = XOC_GENERIC(oc); + FontSet font_set = gen->font_set; + char **fn_list; + int fn_num; + + if (font_set->font_name == NULL) + return False; + + if (font_set->info == NULL) { + fn_list = XListFontsWithInfo(dpy, font_set->font_name, 1, &fn_num, + &font_set->info); + if (font_set->info == NULL) + return False; + if (fn_num > 0) + font_set->info->fid = XLoadFont(dpy, font_set->font_name); + + if (fn_list) XFreeFontNames(fn_list); + } + return True; +} +#endif + +static void +set_fontset_extents( + XOC oc) +{ + XRectangle *ink = &oc->core.font_set_extents.max_ink_extent; + XRectangle *logical = &oc->core.font_set_extents.max_logical_extent; + XFontStruct **font_list, *font; + XCharStruct overall; + int logical_ascent, logical_descent; + + font_list = oc->core.font_info.font_struct_list; + font = *font_list++; + overall = font->max_bounds; + overall.lbearing = font->min_bounds.lbearing; + logical_ascent = font->ascent; + logical_descent = font->descent; + + ink->x = overall.lbearing; + ink->y = -(overall.ascent); + ink->width = overall.rbearing - overall.lbearing; + ink->height = overall.ascent + overall.descent; + + logical->x = 0; + logical->y = -(logical_ascent); + logical->width = overall.width; + logical->height = logical_ascent + logical_descent; +} + +static Bool +init_core_part( + XOC oc) +{ + XOCGenericPart *gen = XOC_GENERIC(oc); + FontSet font_set; + XFontStruct **font_struct_list; + char **font_name_list, *font_name_buf; + int count, length; + + font_set = gen->font_set; + count = length = 0; + + if (font_set->font_name != NULL) { + length += strlen(font_set->font_name) + 1; + count++; + } + if (count == 0) + return False; + + font_struct_list = (XFontStruct **) Xmalloc(sizeof(XFontStruct *)); + if (font_struct_list == NULL) + return False; + + font_name_list = (char **) Xmalloc(sizeof(char *)); + if (font_name_list == NULL) + goto err; + + font_name_buf = (char *) Xmalloc(length); + if (font_name_buf == NULL) + goto err; + + oc->core.font_info.num_font = 1; + oc->core.font_info.font_name_list = font_name_list; + oc->core.font_info.font_struct_list = font_struct_list; + + font_set = gen->font_set; + + if (font_set->font_name != NULL) { + font_set->id = 1; + if (font_set->font) + *font_struct_list++ = font_set->font; + else + *font_struct_list++ = font_set->info; + strcpy(font_name_buf, font_set->font_name); + Xfree(font_set->font_name); + *font_name_list++ = font_set->font_name = font_name_buf; + font_name_buf += strlen(font_name_buf) + 1; + } + + set_fontset_extents(oc); + + return True; + +err: + if (font_name_list) + Xfree(font_name_list); + Xfree(font_struct_list); + + return False; +} + +static char * +get_font_name( + XOC oc, + char *pattern) +{ + char **list, *name; + int count; + XFontStruct *fs; + Display *dpy = oc->core.om->core.display; + + list = XListFonts(dpy, pattern, 1, &count); + if (list != NULL) { + name = (char *) Xmalloc(strlen(*list) + 1); + if (name) + strcpy(name, *list); + + XFreeFontNames(list); + } else { + fs = XLoadQueryFont(dpy, pattern); + if (fs == NULL) return NULL; + + name = get_prop_name(dpy, fs); + XFreeFont(dpy, fs); + } + return name; +} + +static int +parse_fontname( + XOC oc) +{ + XOCGenericPart *gen = XOC_GENERIC(oc); + FontSet font_set; + FontData font_data; + char *pattern, *last, buf[BUFSIZ]; + int font_data_count, found_num = 0; + ssize_t length; + int count, num_fields; + char *base_name, *font_name, **name_list, **cur_name_list; + char *charset_p = NULL; + Bool append_charset; + /* + append_charset flag should be set to True when the XLFD fontname + doesn't contain a chaset part. + */ + + name_list = _XParseBaseFontNameList(oc->core.base_name_list, &count); + if (name_list == NULL) + return -1; + cur_name_list = name_list; + + while (count-- > 0) { + pattern = *cur_name_list++; + if (pattern == NULL || *pattern == '\0') + continue; + + append_charset = False; + + if (strchr(pattern, '*') == NULL && + (font_name = get_font_name(oc, pattern))) { + + font_set = gen->font_set; + + font_data = check_charset(font_set, font_name); + if (font_data == NULL) { + Display *dpy = oc->core.om->core.display; + char **fn_list = NULL, *prop_fname = NULL; + int list_num; + XFontStruct *fs_list; + if ((fn_list = XListFontsWithInfo(dpy, font_name, + MAXFONTS, + &list_num, &fs_list)) + && (prop_fname = get_prop_name(dpy, fs_list)) + && (font_data = check_charset(font_set, prop_fname))) { + if (fn_list) { + XFreeFontInfo(fn_list, fs_list, list_num); + fn_list = NULL; + } + font_name = prop_fname; + } + } + if (font_data == NULL) + continue; + + font_set->font_name = (char *) Xmalloc(strlen(font_name) + 1); + if (font_set->font_name == NULL) { + Xfree(font_name); + goto err; + } + strcpy(font_set->font_name, font_name); + Xfree(font_name); + found_num++; + goto found; + } +/* +1266793 +Limit the length of the string copy to prevent stack corruption. + strcpy(buf, pattern); +*/ + strncpy(buf, pattern, BUFSIZ); + buf[BUFSIZ-1] = '\0'; + length = strlen(buf); + last = buf + length - 1; + + for (num_fields = 0, base_name = buf; *base_name != '\0'; base_name++) + if (*base_name == '-') num_fields++; + if (strchr(pattern, '*') == NULL) { + if (num_fields == 12) { + append_charset = True; + *++last = '-'; + last++; + } else + continue; + } else { + if (num_fields == 13 || num_fields == 14) { + /* + * There are 14 fields in an XLFD name -- make certain the + * charset (& encoding) is placed in the correct field. + */ + append_charset = True; + last = strrchr (buf, '-'); + if (num_fields == 14) { + *last = '\0'; + last = strrchr (buf, '-'); + } + last++; + } else if (*last == '*') { + append_charset = True; + if (length > 3 && *(last-3) == '-' && *(last-2) == '*' + && *(last-1) == '-') { + last -= 2; + } + *++last = '-'; + last++; + } else { + last = strrchr (buf, '-'); + charset_p = last; + charset_p = strrchr (buf, '-'); + while (*(--charset_p) != '-'); + charset_p++; + } + } + + font_set = gen->font_set; + + font_data = font_set->font_data; + font_data_count = font_set->font_data_count; + for ( ; font_data_count-- > 0; font_data++) { + if (append_charset) + { +/* +1266793 +Limit the length of the string copy to prevent stack corruption. + strcpy(last, font_data->name); +*/ + strncpy(last, font_data->name, BUFSIZ - length); + buf[BUFSIZ-1] = '\0'; + } + else { + if (_XlcCompareISOLatin1(charset_p, + font_data->name)) { + continue; + } + } + if ((font_set->font_name = get_font_name(oc, buf))) + break; + } + if (font_set->font_name != NULL) { + found_num++; + goto found; + } + } + found: + base_name = (char *) Xmalloc(strlen(oc->core.base_name_list) + 1); + if (base_name == NULL) + goto err; + + strcpy(base_name, oc->core.base_name_list); + oc->core.base_name_list = base_name; + + XFreeStringList(name_list); + + return found_num; +err: + XFreeStringList(name_list); + + return -1; +} + +static Bool +set_missing_list( + XOC oc) +{ + XOCGenericPart *gen = XOC_GENERIC(oc); + FontSet font_set; + char **charset_list, *charset_buf; + int count, length; + + font_set = gen->font_set; + count = length = 0; + + if (!font_set->info && !font_set->font) { + length += strlen(font_set->font_data->name) + 1; + count++; + } + + if (count == 0) + return True; + + charset_list = (char **) Xmalloc(sizeof(char *)); + if (charset_list == NULL) + return False; + + charset_buf = (char *) Xmalloc(length); + if (charset_buf == NULL) { + Xfree(charset_list); + return False; + } + + oc->core.missing_list.charset_list = charset_list; + + font_set = gen->font_set; + + if (!font_set->info && !font_set->font) { + strcpy(charset_buf, font_set->font_data->name); + *charset_list++ = charset_buf; + charset_buf += strlen(charset_buf) + 1; + } + return True; +} + +static Bool +create_fontset( + XOC oc) +{ + int found_num; + + if (init_fontset(oc) == False) + return False; + + found_num = parse_fontname(oc); + if (found_num <= 0) { + if (found_num == 0) + set_missing_list(oc); + return False; + } + + if (load_font(oc) == False) + return False; + + if (init_core_part(oc) == False) + return False; + + if (set_missing_list(oc) == False) + return False; + + return True; +} + +static void +destroy_oc( + XOC oc) +{ + Display *dpy = oc->core.om->core.display; + XOCGenericPart *gen = XOC_GENERIC(oc); + XFontStruct **font_list, *font; + + if (gen->font_set) + Xfree(gen->font_set); + + if (oc->core.base_name_list) + Xfree(oc->core.base_name_list); + + if (oc->core.font_info.font_name_list) + XFreeStringList(oc->core.font_info.font_name_list); + + if ((font_list = oc->core.font_info.font_struct_list)) { + if ((font = *font_list)) { + if (font->fid) + XFreeFont(dpy, font); + else + XFreeFontInfo(NULL, font, 1); + } + Xfree(oc->core.font_info.font_struct_list); + } + + if (oc->core.missing_list.charset_list) + XFreeStringList(oc->core.missing_list.charset_list); + +#ifdef notdef + if (oc->core.res_name) + Xfree(oc->core.res_name); + if (oc->core.res_class) + Xfree(oc->core.res_class); +#endif + + Xfree(oc); +} + +static char * +set_oc_values( + XOC oc, + XlcArgList args, + int num_args) +{ + if (oc->core.resources == NULL) + return NULL; + + return _XlcSetValues((XPointer) oc, oc->core.resources, + oc->core.num_resources, args, num_args, XlcSetMask); +} + +static char * +get_oc_values( + XOC oc, + XlcArgList args, + int num_args) +{ + if (oc->core.resources == NULL) + return NULL; + + return _XlcGetValues((XPointer) oc, oc->core.resources, + oc->core.num_resources, args, num_args, XlcGetMask); +} + +static Bool +wcs_to_mbs( + XOC oc, + char *to, + _Xconst wchar_t *from, + int length) +{ + XlcConv conv = XOC_GENERIC(oc)->wcs_to_cs; + XLCd lcd; + int ret, to_left = length; + + if (conv == NULL) { + lcd = oc->core.om->core.lcd; + conv = _XlcOpenConverter(lcd, XlcNWideChar, lcd, XlcNMultiByte); + if (conv == NULL) + return False; + XOC_GENERIC(oc)->wcs_to_cs = conv; + } else + _XlcResetConverter(conv); + + ret = _XlcConvert(conv, (XPointer *) &from, &length, (XPointer *) &to, + &to_left, NULL, 0); + if (ret != 0 || length > 0) + return False; + + return True; +} + +static int +_XmbDefaultTextEscapement(XOC oc, _Xconst char *text, int length) +{ + return XTextWidth(*oc->core.font_info.font_struct_list, text, length); +} + +static int +_XwcDefaultTextEscapement(XOC oc, _Xconst wchar_t *text, int length) +{ + DefineLocalBuf; + char *buf = AllocLocalBuf(length); + int ret = 0; + + if (buf == NULL) + return 0; + + if (wcs_to_mbs(oc, buf, text, length) == False) + goto err; + + ret = _XmbDefaultTextEscapement(oc, buf, length); + +err: + FreeLocalBuf(buf); + + return ret; +} + +static int +_XmbDefaultTextExtents(XOC oc, _Xconst char *text, int length, + XRectangle *overall_ink, XRectangle *overall_logical) +{ + int direction, logical_ascent, logical_descent; + XCharStruct overall; + + XTextExtents(*oc->core.font_info.font_struct_list, text, length, &direction, + &logical_ascent, &logical_descent, &overall); + + if (overall_ink) { + overall_ink->x = overall.lbearing; + overall_ink->y = -(overall.ascent); + overall_ink->width = overall.rbearing - overall.lbearing; + overall_ink->height = overall.ascent + overall.descent; + } + + if (overall_logical) { + overall_logical->x = 0; + overall_logical->y = -(logical_ascent); + overall_logical->width = overall.width; + overall_logical->height = logical_ascent + logical_descent; + } + + return overall.width; +} + +static int +_XwcDefaultTextExtents(XOC oc, _Xconst wchar_t *text, int length, + XRectangle *overall_ink, XRectangle *overall_logical) +{ + DefineLocalBuf; + char *buf = AllocLocalBuf(length); + int ret = 0; + + if (buf == NULL) + return 0; + + if (wcs_to_mbs(oc, buf, text, length) == False) + goto err; + + ret = _XmbDefaultTextExtents(oc, buf, length, overall_ink, overall_logical); + +err: + FreeLocalBuf(buf); + + return ret; +} + +static Status +_XmbDefaultTextPerCharExtents(XOC oc, _Xconst char *text, int length, + XRectangle *ink_buf, XRectangle *logical_buf, + int buf_size, int *num_chars, + XRectangle *overall_ink, + XRectangle *overall_logical) +{ + XFontStruct *font = *oc->core.font_info.font_struct_list; + XCharStruct *def, *cs, overall; + Bool first = True; + + if (buf_size < length) + return 0; + + bzero((char *) &overall, sizeof(XCharStruct)); + *num_chars = 0; + + CI_GET_DEFAULT_INFO_1D(font, def) + + while (length-- > 0) { + CI_GET_CHAR_INFO_1D(font, *text, def, cs) + text++; + if (cs == NULL) + continue; + + ink_buf->x = overall.width + cs->lbearing; + ink_buf->y = -(cs->ascent); + ink_buf->width = cs->rbearing - cs->lbearing; + ink_buf->height = cs->ascent + cs->descent; + ink_buf++; + + logical_buf->x = overall.width; + logical_buf->y = -(font->ascent); + logical_buf->width = cs->width; + logical_buf->height = font->ascent + font->descent; + logical_buf++; + + if (first) { + overall = *cs; + first = False; + } else { + overall.ascent = max(overall.ascent, cs->ascent); + overall.descent = max(overall.descent, cs->descent); + overall.lbearing = min(overall.lbearing, overall.width + + cs->lbearing); + overall.rbearing = max(overall.rbearing, overall.width + + cs->rbearing); + overall.width += cs->width; + } + (*num_chars)++; + } + + if (overall_ink) { + overall_ink->x = overall.lbearing; + overall_ink->y = -(overall.ascent); + overall_ink->width = overall.rbearing - overall.lbearing; + overall_ink->height = overall.ascent + overall.descent; + } + + if (overall_logical) { + overall_logical->x = 0; + overall_logical->y = -(font->ascent); + overall_logical->width = overall.width; + overall_logical->height = font->ascent + font->descent; + } + + return 1; +} + +static Status +_XwcDefaultTextPerCharExtents(XOC oc, _Xconst wchar_t *text, int length, + XRectangle *ink_buf, XRectangle *logical_buf, + int buf_size, int *num_chars, + XRectangle *overall_ink, + XRectangle *overall_logical) +{ + DefineLocalBuf; + char *buf = AllocLocalBuf(length); + Status ret = 0; + + if (buf == NULL) + return 0; + + if (wcs_to_mbs(oc, buf, text, length) == False) + goto err; + + ret = _XmbDefaultTextPerCharExtents(oc, buf, length, ink_buf, logical_buf, + buf_size, num_chars, overall_ink, + overall_logical); + +err: + FreeLocalBuf(buf); + + return ret; +} + +static int +_XmbDefaultDrawString(Display *dpy, Drawable d, XOC oc, GC gc, int x, int y, + _Xconst char *text, int length) +{ + XFontStruct *font = *oc->core.font_info.font_struct_list; + + XSetFont(dpy, gc, font->fid); + XDrawString(dpy, d, gc, x, y, text, length); + + return XTextWidth(font, text, length); +} + +static int +_XwcDefaultDrawString(Display *dpy, Drawable d, XOC oc, GC gc, int x, int y, + _Xconst wchar_t *text, int length) +{ + DefineLocalBuf; + char *buf = AllocLocalBuf(length); + int ret = 0; + + if (buf == NULL) + return 0; + + if (wcs_to_mbs(oc, buf, text, length) == False) + goto err; + + ret = _XmbDefaultDrawString(dpy, d, oc, gc, x, y, buf, length); + +err: + FreeLocalBuf(buf); + + return ret; +} + +static void +_XmbDefaultDrawImageString(Display *dpy, Drawable d, XOC oc, GC gc, int x, + int y, _Xconst char *text, int length) +{ + XSetFont(dpy, gc, (*oc->core.font_info.font_struct_list)->fid); + XDrawImageString(dpy, d, gc, x, y, text, length); +} + +static void +_XwcDefaultDrawImageString(Display *dpy, Drawable d, XOC oc, GC gc, int x, + int y, _Xconst wchar_t *text, int length) +{ + DefineLocalBuf; + char *buf = AllocLocalBuf(length); + + if (buf == NULL) + return; + + if (wcs_to_mbs(oc, buf, text, length) == False) + goto err; + + _XmbDefaultDrawImageString(dpy, d, oc, gc, x, y, buf, length); + +err: + FreeLocalBuf(buf); +} + +static _Xconst XOCMethodsRec oc_default_methods = { + destroy_oc, + set_oc_values, + get_oc_values, + _XmbDefaultTextEscapement, + _XmbDefaultTextExtents, + _XmbDefaultTextPerCharExtents, + _XmbDefaultDrawString, + _XmbDefaultDrawImageString, + _XwcDefaultTextEscapement, + _XwcDefaultTextExtents, + _XwcDefaultTextPerCharExtents, + _XwcDefaultDrawString, + _XwcDefaultDrawImageString +}; + +static XlcResource oc_resources[] = { + { XNBaseFontName, NULLQUARK, sizeof(char *), + XOffsetOf(XOCRec, core.base_name_list), XlcCreateMask | XlcGetMask }, + { XNOMAutomatic, NULLQUARK, sizeof(Bool), + XOffsetOf(XOCRec, core.om_automatic), XlcGetMask }, + { XNMissingCharSet, NULLQUARK, sizeof(XOMCharSetList), + XOffsetOf(XOCRec, core.missing_list), XlcGetMask }, + { XNDefaultString, NULLQUARK, sizeof(char *), + XOffsetOf(XOCRec, core.default_string), XlcGetMask }, + { XNOrientation, NULLQUARK, sizeof(XOrientation), + XOffsetOf(XOCRec, core.orientation), XlcSetMask | XlcGetMask }, + { XNResourceName, NULLQUARK, sizeof(char *), + XOffsetOf(XOCRec, core.res_name), XlcSetMask | XlcGetMask }, + { XNResourceClass, NULLQUARK, sizeof(char *), + XOffsetOf(XOCRec, core.res_class), XlcSetMask | XlcGetMask }, + { XNFontInfo, NULLQUARK, sizeof(XOMFontInfo), + XOffsetOf(XOCRec, core.font_info), XlcGetMask } +}; + +static XOC +create_oc( + XOM om, + XlcArgList args, + int num_args) +{ + XOC oc; + + oc = (XOC) Xmalloc(sizeof(XOCGenericRec)); + if (oc == NULL) + return (XOC) NULL; + bzero((char *) oc, sizeof(XOCGenericRec)); + + oc->core.om = om; + + if (oc_resources[0].xrm_name == NULLQUARK) + _XlcCompileResourceList(oc_resources, XlcNumber(oc_resources)); + + if (_XlcSetValues((XPointer) oc, oc_resources, XlcNumber(oc_resources), + args, num_args, XlcCreateMask | XlcDefaultMask)) + goto err; + + if (oc->core.base_name_list == NULL) + goto err; + + oc->core.resources = oc_resources; + oc->core.num_resources = XlcNumber(oc_resources); + + if (create_fontset(oc) == False) + goto err; + + oc->methods = (XOCMethods)&oc_default_methods; + + return oc; + +err: + destroy_oc(oc); + + return (XOC) NULL; +} + +static Status +close_om( + XOM om) +{ + XOMGenericPart *gen = XOM_GENERIC(om); + OMData data; + FontData font_data; + int count; + + if ((data = gen->data)) { + if (data->font_data) { + for (font_data = data->font_data, count = data->font_data_count; + count-- > 0 ; font_data++) { + if (font_data->name) + Xfree(font_data->name); + } + Xfree(data->font_data); + } + Xfree(gen->data); + } + + if (om->core.res_name) + Xfree(om->core.res_name); + if (om->core.res_class) + Xfree(om->core.res_class); + if (om->core.required_charset.charset_list) + XFreeStringList(om->core.required_charset.charset_list); + else + Xfree((char*)om->core.required_charset.charset_list); + if (om->core.orientation_list.orientation) + Xfree(om->core.orientation_list.orientation); + + Xfree(om); + + return 1; +} + +static char * +set_om_values( + XOM om, + XlcArgList args, + int num_args) +{ + if (om->core.resources == NULL) + return NULL; + + return _XlcSetValues((XPointer) om, om->core.resources, + om->core.num_resources, args, num_args, XlcSetMask); +} + +static char * +get_om_values( + XOM om, + XlcArgList args, + int num_args) +{ + if (om->core.resources == NULL) + return NULL; + + return _XlcGetValues((XPointer) om, om->core.resources, + om->core.num_resources, args, num_args, XlcGetMask); +} + +static _Xconst XOMMethodsRec methods = { + close_om, + set_om_values, + get_om_values, + create_oc +}; + +static XlcResource om_resources[] = { + { XNRequiredCharSet, NULLQUARK, sizeof(XOMCharSetList), + XOffsetOf(XOMRec, core.required_charset), XlcGetMask }, + { XNQueryOrientation, NULLQUARK, sizeof(XOMOrientation), + XOffsetOf(XOMRec, core.orientation_list), XlcGetMask }, + { XNDirectionalDependentDrawing, NULLQUARK, sizeof(Bool), + XOffsetOf(XOMRec, core.directional_dependent), XlcGetMask }, + { XNContextualDrawing, NULLQUARK, sizeof(Bool), + XOffsetOf(XOMRec, core.contextual_drawing), XlcGetMask } +}; + +static OMData +add_data( + XOM om) +{ + XOMGenericPart *gen = XOM_GENERIC(om); + OMData new; + + new = (OMData) Xmalloc(sizeof(OMDataRec)); + + if (new == NULL) + return NULL; + + gen->data = new; + + bzero((char *) new, sizeof(OMDataRec)); + + return new; +} + +static _Xconst char *supported_charset_list[] = { + "ISO8859-1", +/* fix for bug4332979 */ + "adobe-fontspecific", +/* fix for bug4237353: "JISX0201.1976-0" entry should be removed from + supported_charset_list because it is not a supported_charset for C locale + "JISX0201.1976-0", */ + "SUNOLCURSOR-1", + "SUNOLGLYPH-1" +}; + +static Bool +init_om( + XOM om) +{ + XOMGenericPart *gen = XOM_GENERIC(om); + OMData data; + FontData font_data; + char **required_list; + XOrientation *orientation; + char **value, buf[BUFSIZ], *bufptr; + int count, length = 0; + + value = (char**)supported_charset_list; + count = XlcNumber(supported_charset_list); + + data = add_data(om); + if (data == NULL) + return False; + + font_data = (FontData) Xmalloc(sizeof(FontDataRec) * count); + if (font_data == NULL) + return False; + bzero((char *) font_data, sizeof(FontDataRec) * count); + data->font_data = font_data; + data->font_data_count = count; + + for ( ; count-- > 0; font_data++) { +/* +1266793 +This one is fine. *value points to one of the local strings in +supported_charset_list[]. +*/ + strcpy(buf, *value++); + font_data->name = (char *) Xmalloc(strlen(buf) + 1); + if (font_data->name == NULL) + return False; + strcpy(font_data->name, buf); + } + + length += strlen(data->font_data->name) + 1; + + /* required charset list */ + required_list = (char **) Xmalloc(sizeof(char *)); + if (required_list == NULL) + return False; + + bufptr = (char *) Xmalloc(length); + if (bufptr == NULL) { + Xfree(required_list); + return False; + } + + om->core.required_charset.charset_list = required_list; + om->core.required_charset.charset_count = 1; /* always 1 */ + + data = gen->data; + + strcpy(bufptr, data->font_data->name); + *required_list++ = bufptr; + bufptr += strlen(bufptr) + 1; + + /* orientation list */ + orientation = (XOrientation *) Xmalloc(sizeof(XOrientation)); + if (orientation == NULL) + return False; + + *orientation = XOMOrientation_LTR_TTB; + om->core.orientation_list.orientation = orientation; + om->core.orientation_list.num_orientation = 1; + + /* directional dependent drawing */ + om->core.directional_dependent = False; + + /* contexual drawing */ + om->core.contextual_drawing = False; + + /* context dependent */ + om->core.context_dependent = False; + + return True; +} + +XOM +_XDefaultOpenOM(XLCd lcd, Display *dpy, XrmDatabase rdb, + _Xconst char *res_name, _Xconst char *res_class) +{ + XOM om; + + om = (XOM) Xmalloc(sizeof(XOMGenericRec)); + if (om == NULL) + return (XOM) NULL; + bzero((char *) om, sizeof(XOMGenericRec)); + + om->methods = (XOMMethods)&methods; + om->core.lcd = lcd; + om->core.display = dpy; + om->core.rdb = rdb; + if (res_name) { + om->core.res_name = (char *)Xmalloc(strlen(res_name) + 1); + if (om->core.res_name == NULL) + goto err; + strcpy(om->core.res_name, res_name); + } + if (res_class) { + om->core.res_class = (char *)Xmalloc(strlen(res_class) + 1); + if (om->core.res_class == NULL) + goto err; + strcpy(om->core.res_class, res_class); + } + + if (om_resources[0].xrm_name == NULLQUARK) + _XlcCompileResourceList(om_resources, XlcNumber(om_resources)); + + om->core.resources = om_resources; + om->core.num_resources = XlcNumber(om_resources); + + if (init_om(om) == False) + goto err; + + return om; +err: + close_om(om); + + return (XOM) NULL; +} |