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ce84febd9d
xenocara/lib/libX11/modules/om/generic/omGeneric.c
matthieu ce84febd9d Update to libX11 1.6.1.
2013-08-26 19:57:22 +00:00

2170 lines
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/* #define FONTDEBUG */
/*
* Copyright 1992, 1993 by TOSHIBA Corp.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of TOSHIBA not be used in advertising
* or publicity pertaining to distribution of the software without specific,
* written prior permission. TOSHIBA make no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* TOSHIBA DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* TOSHIBA BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
* ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*
* Author: Katsuhisa Yano TOSHIBA Corp.
* mopi@osa.ilab.toshiba.co.jp
*/
/*
* Copyright 1995 by FUJITSU LIMITED
* This is source code modified by FUJITSU LIMITED under the Joint
* Development Agreement for the CDE/Motif PST.
*
* Modifier: Takanori Tateno FUJITSU LIMITED
*
*/
/*
* Fixed the algorithms in parse_fontname() and parse_fontdata()
* to improve the logic for determining which font should be
* returned for a given CharSet. We even added some comments
* so that you can figure out what in the heck we're doing. We
* realize this is a departure from the norm, but hey, we're
* rebels! :-) :-)
*
* Modifiers: Jeff Walls, Paul Anderson: HEWLETT-PACKARD
*/
/*
* Cleaned up mess, removed some blabla
* Egbert Eich, SuSE Linux AG
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "Xlibint.h"
#include "XomGeneric.h"
#include "XlcGeneric.h"
#include <X11/Xos.h>
#include <X11/Xatom.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#define MAXFONTS 100
#define PIXEL_SIZE_FIELD 7
#define POINT_SIZE_FIELD 8
#define CHARSET_ENCODING_FIELD 14
#define XLFD_MAX_LEN 255
#if 0
extern int _XmbDefaultTextEscapement(), _XwcDefaultTextEscapement(),
_Xutf8DefaultTextEscapement();
extern int _XmbDefaultTextExtents(), _XwcDefaultTextExtents(),
_Xutf8DefaultTextExtents();
extern Status _XmbDefaultTextPerCharExtents(), _XwcDefaultTextPerCharExtents(),
_Xutf8DefaultTextPerCharExtents();
extern int _XmbDefaultDrawString(), _XwcDefaultDrawString(),
_Xutf8DefaultDrawString();
extern void _XmbDefaultDrawImageString(), _XwcDefaultDrawImageString(),
_Xutf8DefaultDrawImageString();
extern int _XmbGenericTextEscapement(), _XwcGenericTextEscapement(),
_Xutf8GenericTextEscapement();
extern int _XmbGenericTextExtents(), _XwcGenericTextExtents(),
_Xutf8GenericTextExtents();
extern Status _XmbGenericTextPerCharExtents(), _XwcGenericTextPerCharExtents(),
_Xutf8GenericTextPerCharExtents();
extern int _XmbGenericDrawString(), _XwcGenericDrawString(),
_Xutf8GenericDrawString();
extern void _XmbGenericDrawImageString(), _XwcGenericDrawImageString(),
_Xutf8GenericDrawImageString();
extern void _XlcDbg_printValue (const char *str, char **value, int num);
#endif
/* For VW/UDC start */
static FontData
init_fontdata(
FontData font_data,
int font_data_count)
{
FontData fd;
int i;
fd = (FontData)Xmalloc(sizeof(FontDataRec) * font_data_count);
if(fd == (FontData) NULL)
return False;
memset(fd, 0x00, sizeof(FontData) * font_data_count);
for(i = 0 ; i < font_data_count ; i++)
fd[i] = font_data[i];
return fd;
}
static VRotate
init_vrotate(
FontData font_data,
int font_data_count,
int type,
CodeRange code_range,
int code_range_num)
{
VRotate vrotate;
int i;
if(type == VROTATE_NONE)
return (VRotate)NULL;
vrotate = (VRotate)Xmalloc(sizeof(VRotateRec) * font_data_count);
if(vrotate == (VRotate) NULL)
return False;
memset(vrotate, 0x00, sizeof(VRotateRec) * font_data_count);
for(i = 0 ; i < font_data_count ; i++) {
vrotate[i].charset_name = font_data[i].name;
vrotate[i].side = font_data[i].side;
if(type == VROTATE_PART) {
vrotate[i].num_cr = code_range_num;
vrotate[i].code_range = code_range;
}
}
return vrotate;
}
static Bool
init_fontset(
XOC oc)
{
XOCGenericPart *gen;
FontSet font_set;
OMData data;
int count;
count = XOM_GENERIC(oc->core.om)->data_num;
data = XOM_GENERIC(oc->core.om)->data;
font_set = (FontSet) Xmalloc(sizeof(FontSetRec) * count);
if (font_set == NULL)
return False;
memset((char *) font_set, 0x00, sizeof(FontSetRec) * count);
gen = XOC_GENERIC(oc);
gen->font_set_num = count;
gen->font_set = font_set;
for ( ; count-- > 0; data++, font_set++) {
font_set->charset_count = data->charset_count;
font_set->charset_list = data->charset_list;
if((font_set->font_data = init_fontdata(data->font_data,
data->font_data_count)) == NULL)
goto err;
font_set->font_data_count = data->font_data_count;
if((font_set->substitute = init_fontdata(data->substitute,
data->substitute_num)) == NULL)
goto err;
font_set->substitute_num = data->substitute_num;
if((font_set->vmap = init_fontdata(data->vmap,
data->vmap_num)) == NULL)
goto err;
font_set->vmap_num = data->vmap_num;
if(data->vrotate_type != VROTATE_NONE) {
/* A vrotate member is specified primary font data */
/* as initial value. */
if((font_set->vrotate = init_vrotate(data->font_data,
data->font_data_count,
data->vrotate_type,
data->vrotate,
data->vrotate_num)) == NULL)
goto err;
font_set->vrotate_num = data->font_data_count;
}
}
return True;
err:
if(font_set->font_data)
Xfree(font_set->font_data);
if(font_set->substitute)
Xfree(font_set->substitute);
if(font_set->vmap)
Xfree(font_set->vmap);
if(font_set->vrotate)
Xfree(font_set->vrotate);
if(font_set)
Xfree(font_set);
gen->font_set = (FontSet) NULL;
gen->font_set_num = 0;
return False;
}
/* For VW/UDC end */
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;
}
/* For VW/UDC start */
static Bool
load_fontdata(
XOC oc,
FontData font_data,
int font_data_num)
{
Display *dpy = oc->core.om->core.display;
FontData fd = font_data;
if(font_data == NULL) return(True);
for( ; font_data_num-- ; fd++) {
if(fd->xlfd_name != (char *) NULL && fd->font == NULL) {
fd->font = XLoadQueryFont(dpy, fd->xlfd_name);
if (fd->font == NULL){
return False;
}
}
}
return True;
}
static Bool
load_fontset_data(
XOC oc,
FontSet font_set)
{
Display *dpy = oc->core.om->core.display;
if(font_set->font_name == (char *)NULL) return False ;
/* If font_set->font is not NULL, it contains the *best*
* match font for this FontSet.
* -- jjw/pma (HP)
*/
if(font_set->font == NULL) {
font_set->font = XLoadQueryFont(dpy, font_set->font_name);
if (font_set->font == NULL){
return False;
}
}
return True;
}
static Bool
load_font(
XOC oc)
{
XOCGenericPart *gen = XOC_GENERIC(oc);
FontSet font_set = gen->font_set;
int num = gen->font_set_num;
for ( ; num-- > 0; font_set++) {
if (font_set->font_name == NULL)
continue;
if (load_fontset_data (oc, font_set) != True)
return False;
#ifndef TESTVERSION
if(load_fontdata(oc, font_set->font_data,
font_set->font_data_count) != True)
return False;
if(load_fontdata(oc, font_set->substitute,
font_set->substitute_num) != True)
return False;
#endif
/* Add 1996.05.20 */
if( oc->core.orientation == XOMOrientation_TTB_RTL ||
oc->core.orientation == XOMOrientation_TTB_LTR ){
if (font_set->vpart_initialize == 0) {
load_fontdata(oc, font_set->vmap, font_set->vmap_num);
load_fontdata(oc, (FontData) font_set->vrotate,
font_set->vrotate_num);
font_set->vpart_initialize = 1;
}
}
if (font_set->font->min_byte1 || font_set->font->max_byte1)
font_set->is_xchar2b = True;
else
font_set->is_xchar2b = False;
}
return True;
}
/* For VW/UDC end */
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, num = gen->font_set_num;
for ( ; num-- > 0; font_set++) {
if (font_set->font_name == NULL)
continue;
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;
XFreeFontNames(fn_list);
}
}
return True;
}
/* For Vertical Writing start */
static void
check_fontset_extents(
XCharStruct *overall,
int *logical_ascent,
int *logical_descent,
XFontStruct *font)
{
overall->lbearing = min(overall->lbearing, font->min_bounds.lbearing);
overall->rbearing = max(overall->rbearing, font->max_bounds.rbearing);
overall->ascent = max(overall->ascent, font->max_bounds.ascent);
overall->descent = max(overall->descent, font->max_bounds.descent);
overall->width = max(overall->width, font->max_bounds.width);
*logical_ascent = max(*logical_ascent, font->ascent);
*logical_descent = max(*logical_descent, font->descent);
}
/* For Vertical Writing end */
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;
int num = oc->core.font_info.num_font;
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;
/* For Vertical Writing start */
while (--num > 0) {
font = *font_list++;
check_fontset_extents(&overall, &logical_ascent, &logical_descent,
font);
}
{
XOCGenericPart *gen = XOC_GENERIC(oc);
FontSet font_set = gen->font_set;
FontData font_data;
int font_set_num = gen->font_set_num;
int font_data_count;
for( ; font_set_num-- ; font_set++) {
if(font_set->vmap_num > 0) {
font_data = font_set->vmap;
font_data_count = font_set->vmap_num;
for( ; font_data_count-- ; font_data++) {
if(font_data->font != NULL) {
check_fontset_extents(&overall, &logical_ascent,
&logical_descent,
font_data->font);
}
}
}
if(font_set->vrotate_num > 0 && font_set->vrotate != NULL) {
font_data = (FontData) font_set->vrotate;
font_data_count = font_set->vrotate_num;
for( ; font_data_count-- ; font_data++) {
if(font_data->font != NULL) {
check_fontset_extents(&overall, &logical_ascent,
&logical_descent,
font_data->font);
}
}
}
}
}
/* For Vertical Writing start */
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;
int font_set_num;
XFontStruct **font_struct_list;
char **font_name_list, *font_name_buf;
int count, length;
font_set = gen->font_set;
font_set_num = gen->font_set_num;
count = length = 0;
for ( ; font_set_num-- > 0; font_set++) {
if (font_set->font_name == NULL)
continue;
length += strlen(font_set->font_name) + 1;
count++;
}
if (count == 0)
return False;
font_struct_list = (XFontStruct **) Xmalloc(sizeof(XFontStruct *) * count);
if (font_struct_list == NULL)
return False;
font_name_list = (char **) Xmalloc(sizeof(char *) * count);
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 = count;
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;
font_set_num = gen->font_set_num;
for (count = 0; font_set_num-- > 0; font_set++) {
if (font_set->font_name == NULL)
continue;
font_set->id = count;
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;
count++;
}
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 = 0;
list = XListFonts(oc->core.om->core.display, pattern, 1, &count);
if (list == NULL)
return NULL;
name = strdup(*list);
XFreeFontNames(list);
return name;
}
/* For VW/UDC start*/
static char *
get_rotate_fontname(
char *font_name)
{
char *pattern = NULL, *ptr = NULL;
char *fields[CHARSET_ENCODING_FIELD];
char str_pixel[32], str_point[4];
char *rotate_font_ptr = NULL;
int pixel_size = 0;
int field_num = 0, len = 0;
if(font_name == (char *) NULL || (len = strlen(font_name)) <= 0
|| len > XLFD_MAX_LEN)
return NULL;
pattern = strdup(font_name);
if(!pattern)
return NULL;
memset(fields, 0, sizeof(char *) * 14);
ptr = pattern;
while(isspace(*ptr)) {
ptr++;
}
if(*ptr == '-')
ptr++;
for(field_num = 0 ; field_num < CHARSET_ENCODING_FIELD && ptr && *ptr ;
ptr++, field_num++) {
fields[field_num] = ptr;
if((ptr = strchr(ptr, '-'))) {
*ptr = '\0';
} else {
field_num++; /* Count last field */
break;
}
}
if(field_num < CHARSET_ENCODING_FIELD)
goto free_pattern;
/* Pixel Size field : fields[6] */
for(ptr = fields[PIXEL_SIZE_FIELD - 1] ; ptr && *ptr; ptr++) {
if(!isdigit(*ptr)) {
if(*ptr == '['){ /* 960730 */
strcpy(pattern, font_name);
return(pattern);
}
goto free_pattern;
}
}
pixel_size = atoi(fields[PIXEL_SIZE_FIELD - 1]);
sprintf(str_pixel, "[ 0 ~%d %d 0 ]", pixel_size, pixel_size);
fields[6] = str_pixel;
/* Point Size field : fields[7] */
strcpy(str_point, "*");
fields[POINT_SIZE_FIELD - 1] = str_point;
len = 0;
for (field_num = 0; field_num < CHARSET_ENCODING_FIELD &&
fields[field_num]; field_num++) {
len += 1 + strlen(fields[field_num]);
}
/* Max XLFD length is 255 */
if (len > XLFD_MAX_LEN)
goto free_pattern;
rotate_font_ptr = (char *)Xmalloc(len + 1);
if(!rotate_font_ptr)
goto free_pattern;
rotate_font_ptr[0] = '\0';
for(field_num = 0 ; field_num < CHARSET_ENCODING_FIELD &&
fields[field_num] ; field_num++) {
strcat(rotate_font_ptr, "-");
strcat(rotate_font_ptr, fields[field_num]);
}
free_pattern:
Xfree(pattern);
return rotate_font_ptr;
}
static Bool
is_match_charset(
FontData font_data,
char *font_name)
{
char *last;
int length, name_len;
name_len = strlen(font_name);
last = font_name + name_len;
length = strlen(font_data->name);
if (length > name_len)
return False;
if (_XlcCompareISOLatin1(last - length, font_data->name) == 0)
return True;
return False;
}
#if 0
static char *
get_font_name_from_list(
XOC oc,
char *pattern,
FontData font_data)
{
char **list, *name = (char *)NULL, *fname;
int count = 0, i;
list = XListFonts(oc->core.om->core.display, pattern, MAXFONTS, &count);
if (list == NULL)
return NULL;
for (i = 0; i < count; i++) {
fname = list[i];
if(is_match_charset(font_data, fname) == True) {
name = strdup(fname);
break;
}
}
XFreeFontNames(list);
return name;
}
#endif
static int
parse_all_name(
XOC oc,
FontData font_data,
char *pattern)
{
#ifdef OLDCODE
if(is_match_charset(font_data, pattern) != True)
return False;
font_data->xlfd_name = strdup(pattern);
if(font_data->xlfd_name == NULL)
return (-1);
return True;
#else /* OLDCODE */
Display *dpy = oc->core.om->core.display;
char **fn_list = NULL, *prop_fname = NULL;
int list_num;
XFontStruct *fs_list;
if(is_match_charset(font_data, pattern) != True) {
/*
* pattern should not contain any wildcard (execpt '?')
* this was probably added to make this case insensitive.
*/
if ((fn_list = XListFontsWithInfo(dpy, pattern,
MAXFONTS,
&list_num, &fs_list)) == NULL) {
return False;
}
/* shouldn't we loop here ? */
else if ((prop_fname = get_prop_name(dpy, fs_list)) == NULL) {
XFreeFontInfo(fn_list, fs_list, list_num);
return False;
}
else if ((is_match_charset(font_data, prop_fname) != True)) {
XFree(prop_fname);
XFreeFontInfo(fn_list, fs_list, list_num);
return False;
}
else {
font_data->xlfd_name = prop_fname;
XFreeFontInfo(fn_list, fs_list, list_num);
return True;
}
}
font_data->xlfd_name = strdup(pattern);
if(font_data->xlfd_name == NULL)
return (-1);
return True;
#endif /* OLDCODE */
}
static int
parse_omit_name(
XOC oc,
FontData font_data,
char *pattern)
{
char* last = (char *) NULL;
char* base_name;
char buf[XLFD_MAX_LEN + 1];
int length = 0;
int num_fields;
/*
* If the font specified by "pattern" is expandable to be
* a member of "font_data"'s FontSet, we've found a match.
*/
if(is_match_charset(font_data, pattern) == True) {
if ((font_data->xlfd_name = get_font_name(oc, pattern)) != NULL) {
return True;
}
}
length = strlen (pattern);
if (length > XLFD_MAX_LEN)
return -1;
strcpy(buf, pattern);
last = buf + length - 1;
/* Replace the original encoding with the encoding for this FontSet. */
/* Figure out how many fields have been specified in this xlfd. */
for (num_fields = 0, base_name = buf; *base_name != '\0'; base_name++)
if (*base_name == '-') num_fields++;
switch (num_fields) {
case 12:
/* This is the best way to have specifed the fontset. In this
* case, there is no original encoding. E.g.,
* -*-*-*-*-*-*-14-*-*-*-*-*
* To this, we'll append a dash:
* -*-*-*-*-*-*-14-*-*-*-*-*-
* then append the encoding to get:
* -*-*-*-*-*-*-14-*-*-*-*-*-JISX0208.1990-0
*/
/*
* Take care of:
* -*-*-*-*-*-*-14-*-*-*-*-
*/
if (*(last) == '-')
*++last = '*';
*++last = '-';
break;
case 13:
/* Got the charset, not the encoding, zap the charset In this
* case, there is no original encoding, but there is a charset. E.g.,
* -*-*-*-*-*-*-14-*-*-*-*-*-jisx0212.1990
* To this, we remove the charset:
* -*-*-*-*-*-*-14-*-*-*-*-*-
* then append the new encoding to get:
* -*-*-*-*-*-*-14-*-*-*-*-*-JISX0208.1990-0
*/
last = strrchr (buf, '-');
num_fields = 12;
break;
case 14:
/* Both the charset and the encoding are specified. Get rid
* of them so that we can append the new charset encoding. E.g.,
* -*-*-*-*-*-*-14-*-*-*-*-*-jisx0212.1990-0
* To this, we'll remove the encoding and charset to get:
* -*-*-*-*-*-*-14-*-*-*-*-*-
* then append the new encoding to get:
* -*-*-*-*-*-*-14-*-*-*-*-*-JISX0208.1990-0
*/
last = strrchr (buf, '-');
*last = '\0';
last = strrchr (buf, '-');
num_fields = 12;
break;
default:
if (*last != '-')
*++last = '-';
break;
}
/* At this point, "last" is pointing to the last "-" in the
* xlfd, and all xlfd's at this point take a form similar to:
* -*-*-*-*-*-*-14-*-*-*-*-*-
* (i.e., no encoding).
* After the strcpy, we'll end up with something similar to:
* -*-*-*-*-*-*-14-*-*-*-*-*-JISX0208.1990-0
*
* If the modified font is found in the current FontSet,
* we've found a match.
*/
last++;
if ((last - buf) + strlen(font_data->name) > XLFD_MAX_LEN)
return -1;
strcpy(last, font_data->name);
if ((font_data->xlfd_name = get_font_name(oc, buf)) != NULL)
return True;
/* This may mot be needed anymore as XListFonts() takes care of this */
while (num_fields < 12) {
if ((last - buf) > (XLFD_MAX_LEN - 2))
return -1;
*last = '*';
*(last + 1) = '-';
strcpy(last + 2, font_data->name);
num_fields++;
last+=2;
if ((font_data->xlfd_name = get_font_name(oc, buf)) != NULL)
return True;
}
return False;
}
typedef enum{C_PRIMARY, C_SUBSTITUTE, C_VMAP, C_VROTATE } ClassType;
static int
parse_fontdata(
XOC oc,
FontSet font_set,
FontData font_data,
int font_data_count,
char **name_list,
int name_list_count,
ClassType class,
FontDataRec *font_data_return)
{
char **cur_name_list = name_list;
char *font_name = (char *) NULL;
char *pattern = (char *) NULL;
int found_num = 0, ret = 0;
int count = name_list_count;
if(name_list == NULL || count <= 0) {
return False;
}
if(font_data == NULL || font_data_count <= 0) {
return False;
}
/* Loop through each font encoding defined in the "font_data" FontSet. */
for ( ; font_data_count-- > 0; font_data++) {
Bool is_found = False;
font_name = (char *) NULL;
count = name_list_count;
cur_name_list = name_list;
/*
* Loop through each font specified by the user
* in the call to XCreateFontset().
*/
while (count-- > 0) {
pattern = *cur_name_list++;
if (pattern == NULL || *pattern == '\0')
continue;
#ifdef FONTDEBUG
fprintf(stderr,"Font pattern: %s %s\n",
pattern,font_data->name);
#endif
/*
* If the current font is fully specified (i.e., the
* xlfd contains no wildcards) and the font exists on
* the X Server, we have a match.
*/
if (strchr(pattern, '*') == NULL &&
(font_name = get_font_name(oc, pattern))) {
/*
* Find the full xlfd name for this font. If the font is
* already in xlfd format, it is simply returned. If the
* font is an alias for another font, the xlfd of the
* aliased font is returned.
*/
ret = parse_all_name(oc, font_data, font_name);
Xfree(font_name);
if (ret == -1) return -1;
if (ret == False) continue;
/*
* Since there was an exact match of a fully-specified font
* or a font alias, we can return now since the desired font
* was found for the current font encoding for this FontSet.
*
* Previous implementations of this algorithm would
* not return here. Instead, they continued searching
* through the font encodings for this FontSet. The side-effect
* of that behavior is you may return a "substitute" match
* instead of an "exact" match. We believe there should be a
* preference on exact matches. Therefore, as soon as we
* find one, we bail.
*
* Also, previous implementations seemed to think it was
* important to find either a primary or substitute font
* for each Font encoding in the FontSet before returning an
* acceptable font. We don't believe this is necessary.
* All the client cares about is finding a reasonable font
* for what was passed in. If we find an exact match,
* there's no reason to look any further.
*
* -- jjw/pma (HP)
*/
if (font_data_return) {
font_data_return->xlfd_name = strdup(font_data->xlfd_name);
if (!font_data_return->xlfd_name) return -1;
font_data_return->side = font_data->side;
}
#ifdef FONTDEBUG
fprintf(stderr,"XLFD name: %s\n",font_data->xlfd_name);
#endif
return True;
}
/*
* If the font name is not fully specified
* (i.e., it has wildcards), we have more work to do.
* See the comments in parse_omit_name()
* for the list of things to do.
*/
ret = parse_omit_name(oc, font_data, pattern);
if (ret == -1) return -1;
if (ret == False) continue;
/*
* A font which matched the wild-carded specification was found.
* Only update the return data if a font has not yet been found.
* This maintains the convention that FontSets listed higher in
* a CodeSet in the Locale Database have higher priority than
* those FontSets listed lower in the CodeSet. In the following
* example:
*
* fs1 {
* charset HP-JIS:GR
* font JISX0208.1990-0:GL;\
* JISX0208.1990-1:GR;\
* JISX0208.1983-0:GL;\
* JISX0208.1983-1:GR
* }
*
* a font found in the JISX0208.1990-0 FontSet will have a
* higher priority than a font found in the JISX0208.1983-0
* FontSet.
*/
if (font_data_return && font_data_return->xlfd_name == NULL) {
#ifdef FONTDEBUG
fprintf(stderr,"XLFD name: %s\n",font_data->xlfd_name);
#endif
font_data_return->xlfd_name = strdup(font_data->xlfd_name);
if (!font_data_return->xlfd_name) return -1;
font_data_return->side = font_data->side;
}
found_num++;
is_found = True;
break;
}
switch(class) {
case C_PRIMARY:
if(is_found == False) {
/*
* Did not find a font for the current FontSet. Check the
* FontSet's "substitute" font for a match. If we find a
* match, we'll keep searching in hopes of finding an exact
* match later down the FontSet list.
*
* when we return and we have found a font font_data_return
* contains the first (ie. best) match no matter if this
* is a C_PRIMARY or a C_SUBSTITUTE font
*/
ret = parse_fontdata(oc, font_set, font_set->substitute,
font_set->substitute_num, name_list,
name_list_count, C_SUBSTITUTE,
font_data_return);
if (ret == -1) return -1;
if (ret == False) continue;
found_num++;
is_found = True;
}
#ifdef TESTVERSION
else
return True;
#endif
break;
case C_SUBSTITUTE:
case C_VMAP:
if(is_found == True)
return True;
break;
case C_VROTATE:
if(is_found == True) {
char *rotate_name;
if((rotate_name = get_rotate_fontname(font_data->xlfd_name))
!= NULL) {
Xfree(font_data->xlfd_name);
font_data->xlfd_name = rotate_name;
return True;
}
Xfree(font_data->xlfd_name);
font_data->xlfd_name = NULL;
return False;
}
break;
}
}
if(class == C_PRIMARY && found_num >= 1)
return True;
return False;
}
static int
parse_vw(
XOC oc,
FontSet font_set,
char **name_list,
int count)
{
FontData vmap = font_set->vmap;
VRotate vrotate = font_set->vrotate;
int vmap_num = font_set->vmap_num;
int vrotate_num = font_set->vrotate_num;
int ret = 0, i = 0;
if(vmap_num > 0) {
if(parse_fontdata(oc, font_set, vmap, vmap_num, name_list,
count, C_VMAP,NULL) == -1)
return (-1);
}
if(vrotate_num > 0) {
ret = parse_fontdata(oc, font_set, (FontData) vrotate, vrotate_num,
name_list, count, C_VROTATE, NULL);
if(ret == -1) {
return (-1);
} else if(ret == False) {
CodeRange code_range;
int num_cr;
int sub_num = font_set->substitute_num;
code_range = vrotate[0].code_range; /* ? */
num_cr = vrotate[0].num_cr; /* ? */
for(i = 0 ; i < vrotate_num ; i++) {
if(vrotate[i].xlfd_name)
Xfree(vrotate[i].xlfd_name);
}
Xfree(vrotate);
if(sub_num > 0) {
vrotate = font_set->vrotate = (VRotate)Xmalloc
(sizeof(VRotateRec) * sub_num);
if(font_set->vrotate == (VRotate)NULL)
return (-1);
memset(font_set->vrotate, 0x00, sizeof(VRotateRec) * sub_num);
for(i = 0 ; i < sub_num ; i++) {
vrotate[i].charset_name = font_set->substitute[i].name;
vrotate[i].side = font_set->substitute[i].side;
vrotate[i].code_range = code_range;
vrotate[i].num_cr = num_cr;
}
vrotate_num = font_set->vrotate_num = sub_num;
} else {
vrotate = font_set->vrotate = (VRotate)NULL;
}
ret = parse_fontdata(oc, font_set, (FontData) vrotate, vrotate_num,
name_list, count, C_VROTATE, NULL);
if(ret == -1)
return (-1);
}
}
return True;
}
static int
parse_fontname(
XOC oc)
{
XOCGenericPart *gen = XOC_GENERIC(oc);
FontSet font_set;
FontDataRec font_data_return;
char *base_name, **name_list;
int font_set_num = 0;
int found_num = 0;
int count = 0;
int ret;
int i;
name_list = _XParseBaseFontNameList(oc->core.base_name_list, &count);
if (name_list == NULL)
return -1;
font_set = gen->font_set;
font_set_num = gen->font_set_num;
/* Loop through all of the CharSets defined in the Locale
* database for the current Locale.
*/
for( ; font_set_num-- > 0 ; font_set++) {
if(font_set->font_name)
continue;
if(font_set->font_data_count > 0) {
/*
* If there are a non-zero number of FontSets defined
* for this CharSet.
* Try to find a font for this CharSet. If we find an
* acceptable font, we save the information for return
* to the client. If we do not find an acceptable font,
* a "missing_charset" will be reported to the client
* for this CharSet.
*/
font_data_return.xlfd_name = NULL;
font_data_return.side = XlcUnknown;
ret = parse_fontdata(oc, font_set, font_set->font_data,
font_set->font_data_count,
name_list, count, C_PRIMARY,
&font_data_return);
if(ret == -1) {
goto err;
} else if(ret == True) {
/*
* We can't just loop thru fontset->font_data to
* find the first (ie. best) match: parse_fontdata
* will try a substitute font if no primary one could
* be matched. It returns the required information in
* font_data_return.
*/
font_set->font_name = strdup(font_data_return.xlfd_name);
if(font_set->font_name == (char *) NULL)
goto err;
font_set->side = font_data_return.side;
Xfree (font_data_return.xlfd_name);
font_data_return.xlfd_name = NULL;
if(parse_vw(oc, font_set, name_list, count) == -1)
goto err;
found_num++;
}
} else if(font_set->substitute_num > 0) {
/*
* If there are no FontSets defined for this
* CharSet. We can only find "substitute" fonts.
*/
ret = parse_fontdata(oc, font_set, font_set->substitute,
font_set->substitute_num,
name_list, count, C_SUBSTITUTE, NULL);
if(ret == -1) {
goto err;
} else if(ret == True) {
for(i=0;i<font_set->substitute_num;i++){
if(font_set->substitute[i].xlfd_name != NULL){
break;
}
}
font_set->font_name = strdup(font_set->substitute[i].xlfd_name);
if(font_set->font_name == (char *) NULL)
goto err;
font_set->side = font_set->substitute[i].side;
if(parse_vw(oc, font_set, name_list, count) == -1)
goto err;
found_num++;
}
}
}
base_name = strdup(oc->core.base_name_list);
if (base_name == NULL)
goto err;
oc->core.base_name_list = base_name;
XFreeStringList(name_list);
return found_num;
err:
XFreeStringList(name_list);
/* Prevent this from being freed twice */
oc->core.base_name_list = NULL;
return -1;
}
/* For VW/UDC end*/
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_num;
int result = 1;
font_set = gen->font_set;
font_set_num = gen->font_set_num;
count = length = 0;
for ( ; font_set_num-- > 0; font_set++) {
if (font_set->info || font_set->font) {
continue;
}
/* Change 1996.01.23 start */
if(font_set->font_data_count <= 0 ||
font_set->font_data == (FontData)NULL) {
if(font_set->substitute_num <= 0 ||
font_set->substitute == (FontData)NULL) {
if(font_set->charset_list != NULL){
length +=
strlen(font_set->charset_list[0]->encoding_name) + 1;
} else {
length += 1;
}
} else {
length += strlen(font_set->substitute->name) + 1;
}
} else {
length += strlen(font_set->font_data->name) + 1;
}
/* Change 1996.01.23 end */
count++;
}
if (count < 1) {
return True;
}
charset_list = (char **) Xmalloc(sizeof(char *) * count);
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;
oc->core.missing_list.charset_count = count;
font_set = gen->font_set;
font_set_num = gen->font_set_num;
for ( ; font_set_num-- > 0; font_set++) {
if (font_set->info || font_set->font) {
continue;
}
/* Change 1996.01.23 start */
if(font_set->font_data_count <= 0 ||
font_set->font_data == (FontData)NULL) {
if(font_set->substitute_num <= 0 ||
font_set->substitute == (FontData)NULL) {
if(font_set->charset_list != NULL){
strcpy(charset_buf,
font_set->charset_list[0]->encoding_name);
} else {
strcpy(charset_buf, "");
}
result = 0;
} else {
strcpy(charset_buf, font_set->substitute->name);
}
} else {
strcpy(charset_buf, font_set->font_data->name);
}
/* Change 1996.01.23 end */
*charset_list++ = charset_buf;
charset_buf += strlen(charset_buf) + 1;
}
if(result == 0) {
return(False);
}
return True;
}
static Bool
create_fontset(
XOC oc)
{
XOMGenericPart *gen = XOM_GENERIC(oc->core.om);
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 (gen->on_demand_loading == True) {
if (load_font_info(oc) == False)
return False;
} else {
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;
}
/* For VW/UDC start */
static void
free_fontdataOC(
Display *dpy,
FontData font_data,
int font_data_count)
{
for( ; font_data_count-- ; font_data++) {
if(font_data->xlfd_name){
Xfree(font_data->xlfd_name);
font_data->xlfd_name = NULL;
}
if(font_data->font){ /* ADD 1996.01.7 */
if(font_data->font->fid) /* Add 1996.01.23 */
XFreeFont(dpy,font_data->font); /* ADD 1996.01.7 */
else /* Add 1996.01.23 */
XFreeFontInfo(NULL, font_data->font, 1);/* Add 1996.01.23 */
font_data->font = NULL;
}
/*
* font_data->name and font_data->scopes belong to the OM not OC.
* To save space this data is shared between OM and OC. We are
* not allowed to free it here.
* It has been moved to free_fontdataOM()
*/
/*
if(font_data->scopes){
Xfree(font_data->scopes);
font_data->scopes = NULL;
}
if(font_data->name){
Xfree(font_data->name);
font_data->name = NULL;
}
*/
}
}
static void destroy_fontdata(
XOCGenericPart *gen,
Display *dpy)
{
FontSet font_set = (FontSet) NULL;
int font_set_num = 0;
if (gen->font_set) {
font_set = gen->font_set;
font_set_num = gen->font_set_num;
for( ; font_set_num-- ; font_set++) {
if (font_set->font) {
if(font_set->font->fid)
XFreeFont(dpy,font_set->font);
else
XFreeFontInfo(NULL, font_set->font, 1);
font_set->font = NULL;
}
if(font_set->font_data) {
if (font_set->info)
XFreeFontInfo(NULL, font_set->info, 1);
free_fontdataOC(dpy,
font_set->font_data, font_set->font_data_count);
Xfree(font_set->font_data);
font_set->font_data = NULL;
}
if(font_set->substitute) {
free_fontdataOC(dpy,
font_set->substitute, font_set->substitute_num);
Xfree(font_set->substitute);
font_set->substitute = NULL;
}
if(font_set->vmap) {
free_fontdataOC(dpy,
font_set->vmap, font_set->vmap_num);
Xfree(font_set->vmap);
font_set->vmap = NULL;
}
if(font_set->vrotate) {
free_fontdataOC(dpy,
(FontData)font_set->vrotate,
font_set->vrotate_num);
Xfree(font_set->vrotate);
font_set->vrotate = NULL;
}
}
Xfree(gen->font_set);
gen->font_set = NULL;
}
}
/* For VW/UDC end */
static void
destroy_oc(
XOC oc)
{
Display *dpy = oc->core.om->core.display;
XOCGenericPart *gen = XOC_GENERIC(oc);
if (gen->mbs_to_cs)
_XlcCloseConverter(gen->mbs_to_cs);
if (gen->wcs_to_cs)
_XlcCloseConverter(gen->wcs_to_cs);
if (gen->utf8_to_cs)
_XlcCloseConverter(gen->utf8_to_cs);
/* For VW/UDC start */ /* Change 1996.01.8 */
destroy_fontdata(gen,dpy);
/*
*/
/* For VW/UDC end */
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 (oc->core.font_info.font_struct_list) {
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)
{
XOCGenericPart *gen = XOC_GENERIC(oc);
FontSet font_set = gen->font_set;
char *ret;
int num = gen->font_set_num;
if (oc->core.resources == NULL)
return NULL;
ret = _XlcSetValues((XPointer) oc, oc->core.resources,
oc->core.num_resources, args, num_args, XlcSetMask);
if(ret != NULL){
return(ret);
} else {
for ( ; num-- > 0; font_set++) {
if (font_set->font_name == NULL)
continue;
if (font_set->vpart_initialize != 0)
continue;
if( oc->core.orientation == XOMOrientation_TTB_RTL ||
oc->core.orientation == XOMOrientation_TTB_LTR ){
load_fontdata(oc, font_set->vmap, font_set->vmap_num);
load_fontdata(oc, (FontData) font_set->vrotate,
font_set->vrotate_num);
font_set->vpart_initialize = 1;
}
}
return(NULL);
}
}
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 XOCMethodsRec oc_default_methods = {
destroy_oc,
set_oc_values,
get_oc_values,
_XmbDefaultTextEscapement,
_XmbDefaultTextExtents,
_XmbDefaultTextPerCharExtents,
_XmbDefaultDrawString,
_XmbDefaultDrawImageString,
_XwcDefaultTextEscapement,
_XwcDefaultTextExtents,
_XwcDefaultTextPerCharExtents,
_XwcDefaultDrawString,
_XwcDefaultDrawImageString,
_Xutf8DefaultTextEscapement,
_Xutf8DefaultTextExtents,
_Xutf8DefaultTextPerCharExtents,
_Xutf8DefaultDrawString,
_Xutf8DefaultDrawImageString
};
static XOCMethodsRec oc_generic_methods = {
destroy_oc,
set_oc_values,
get_oc_values,
_XmbGenericTextEscapement,
_XmbGenericTextExtents,
_XmbGenericTextPerCharExtents,
_XmbGenericDrawString,
_XmbGenericDrawImageString,
_XwcGenericTextEscapement,
_XwcGenericTextExtents,
_XwcGenericTextPerCharExtents,
_XwcGenericDrawString,
_XwcGenericDrawImageString,
_Xutf8GenericTextEscapement,
_Xutf8GenericTextExtents,
_Xutf8GenericTextPerCharExtents,
_Xutf8GenericDrawString,
_Xutf8GenericDrawImageString
};
typedef struct _XOCMethodsListRec {
const char *name;
XOCMethods methods;
} XOCMethodsListRec, *XOCMethodsList;
static XOCMethodsListRec oc_methods_list[] = {
{ "default", &oc_default_methods },
{ "generic", &oc_generic_methods }
};
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), XlcDefaultMask | 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;
XOMGenericPart *gen = XOM_GENERIC(om);
XOCMethodsList methods_list = oc_methods_list;
int count;
oc = Xcalloc(1, sizeof(XOCGenericRec));
if (oc == NULL)
return (XOC) NULL;
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 = &oc_generic_methods;
if (gen->object_name) {
count = XlcNumber(oc_methods_list);
for ( ; count-- > 0; methods_list++) {
if (!_XlcCompareISOLatin1(gen->object_name, methods_list->name)) {
oc->methods = methods_list->methods;
break;
}
}
}
return oc;
err:
destroy_oc(oc);
return (XOC) NULL;
}
static void
free_fontdataOM(
FontData font_data,
int font_data_count)
{
for( ; font_data_count-- ; font_data++) {
if(font_data->name){
Xfree(font_data->name);
font_data->name = NULL;
}
if(font_data->scopes){
Xfree(font_data->scopes);
font_data->scopes = NULL;
}
}
}
static Status
close_om(
XOM om)
{
XOMGenericPart *gen = XOM_GENERIC(om);
OMData data;
int count;
if ((data = gen->data)) {
for (count = gen->data_num; count-- > 0; data++) {
if (data->charset_list){
Xfree(data->charset_list);
data->charset_list = NULL;
}
/* free font_data for om */
if (data->font_data) {
free_fontdataOM(data->font_data,data->font_data_count);
Xfree(data->font_data);
data->font_data = NULL;
}
/* free substitute for om */
if (data->substitute) {
free_fontdataOM(data->substitute,data->substitute_num);
Xfree(data->substitute);
data->substitute = NULL;
}
/* free vmap for om */
if (data->vmap) {
free_fontdataOM(data->vmap,data->vmap_num);
Xfree(data->vmap);
data->vmap = NULL;
}
/* free vrotate for om */
if (data->vrotate) {
Xfree(data->vrotate);
data->vrotate = NULL;
}
}
Xfree(gen->data);
gen->data = NULL;
}
if (gen->object_name){
Xfree(gen->object_name);
gen->object_name = NULL;
}
if (om->core.res_name){
Xfree(om->core.res_name);
om->core.res_name = NULL;
}
if (om->core.res_class){
Xfree(om->core.res_class);
om->core.res_class = NULL;
}
if (om->core.required_charset.charset_list &&
om->core.required_charset.charset_count > 0){
XFreeStringList(om->core.required_charset.charset_list);
om->core.required_charset.charset_list = NULL;
} else {
Xfree((char*)om->core.required_charset.charset_list);
om->core.required_charset.charset_list = NULL;
}
if (om->core.orientation_list.orientation){
Xfree(om->core.orientation_list.orientation);
om->core.orientation_list.orientation = NULL;
}
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 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 XOM
create_om(
XLCd lcd,
Display *dpy,
XrmDatabase rdb,
_Xconst char *res_name,
_Xconst char *res_class)
{
XOM om;
om = Xcalloc(1, sizeof(XOMGenericRec));
if (om == NULL)
return (XOM) NULL;
om->methods = &methods;
om->core.lcd = lcd;
om->core.display = dpy;
om->core.rdb = rdb;
if (res_name) {
om->core.res_name = strdup(res_name);
if (om->core.res_name == NULL)
goto err;
}
if (res_class) {
om->core.res_class = strdup(res_class);
if (om->core.res_class == NULL)
goto err;
}
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);
return om;
err:
close_om(om);
return (XOM) NULL;
}
static OMData
add_data(
XOM om)
{
XOMGenericPart *gen = XOM_GENERIC(om);
OMData new;
int num;
if ((num = gen->data_num))
new = (OMData) Xrealloc(gen->data, (num + 1) * sizeof(OMDataRec));
else
new = (OMData) Xmalloc(sizeof(OMDataRec));
if (new == NULL)
return NULL;
gen->data_num = num + 1;
gen->data = new;
new += num;
bzero((char *) new, sizeof(OMDataRec));
return new;
}
/* For VW/UDC */
FontData
read_EncodingInfo(
int count,
char **value)
{
FontData font_data,ret;
char *buf, *bufptr,*scp;
int len;
font_data = Xcalloc(count, sizeof(FontDataRec));
if (font_data == NULL)
return NULL;
ret = font_data;
for ( ; count-- > 0; font_data++) {
/*
strcpy(buf, *value++);
*/
buf = *value; value++;
if ((bufptr = strchr(buf, ':'))) {
len = (int)(bufptr - buf);
bufptr++ ;
} else
len = strlen(buf);
font_data->name = (char *) Xmalloc(len + 1);
if (font_data->name == NULL) {
Xfree(font_data);
return NULL;
}
strncpy(font_data->name, buf,len);
font_data->name[len] = 0;
if (bufptr && _XlcCompareISOLatin1(bufptr, "GL") == 0)
font_data->side = XlcGL;
else if (bufptr && _XlcCompareISOLatin1(bufptr, "GR") == 0)
font_data->side = XlcGR;
else
font_data->side = XlcGLGR;
if (bufptr && (scp = strchr(bufptr, '['))){
font_data->scopes = _XlcParse_scopemaps(scp,&(font_data->scopes_num));
}
}
return(ret);
}
static CodeRange read_vrotate(
int count,
char **value,
int *type,
int *vrotate_num)
{
CodeRange range;
if(!strcmp(value[0],"all")){
*type = VROTATE_ALL ;
*vrotate_num = 0 ;
return (NULL);
} else if(*(value[0]) == '['){
*type = VROTATE_PART ;
range = (CodeRange) _XlcParse_scopemaps(value[0],vrotate_num);
return (range);
} else {
*type = VROTATE_NONE ;
*vrotate_num = 0 ;
return (NULL);
}
}
static void read_vw(
XLCd lcd,
OMData font_set,
int num)
{
char **value, buf[BUFSIZ];
int count;
sprintf(buf, "fs%d.font.vertical_map", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if (count > 0){
_XlcDbg_printValue(buf,value,count);
font_set->vmap_num = count;
font_set->vmap = read_EncodingInfo(count,value);
}
sprintf(buf, "fs%d.font.vertical_rotate", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if (count > 0){
_XlcDbg_printValue(buf,value,count);
font_set->vrotate = read_vrotate(count,value,&(font_set->vrotate_type),
&(font_set->vrotate_num));
}
}
/* VW/UDC end */
static Bool
init_om(
XOM om)
{
XLCd lcd = om->core.lcd;
XOMGenericPart *gen = XOM_GENERIC(om);
OMData data;
XlcCharSet *charset_list;
FontData font_data;
char **required_list;
XOrientation *orientation;
char **value, buf[BUFSIZ], *bufptr;
int count = 0, num = 0, length = 0;
_XlcGetResource(lcd, "XLC_FONTSET", "on_demand_loading", &value, &count);
if (count > 0 && _XlcCompareISOLatin1(*value, "True") == 0)
gen->on_demand_loading = True;
_XlcGetResource(lcd, "XLC_FONTSET", "object_name", &value, &count);
if (count > 0) {
gen->object_name = strdup(*value);
if (gen->object_name == NULL)
return False;
}
for (num = 0; ; num++) {
sprintf(buf, "fs%d.charset.name", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if( count < 1){
sprintf(buf, "fs%d.charset", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if (count < 1)
break;
}
data = add_data(om);
if (data == NULL)
return False;
charset_list = (XlcCharSet *) Xmalloc(sizeof(XlcCharSet) * count);
if (charset_list == NULL)
return False;
data->charset_list = charset_list;
data->charset_count = count;
while (count-- > 0){
*charset_list++ = _XlcGetCharSet(*value++);
}
sprintf(buf, "fs%d.charset.udc_area", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if( count > 0){
UDCArea udc;
int i,flag = 0;
udc = (UDCArea)Xmalloc(count * sizeof(UDCAreaRec));
if (udc == NULL)
return False;
for(i=0;i<count;i++){
sscanf(value[i],"\\x%lx,\\x%lx", &(udc[i].start),
&(udc[i].end));
}
for(i=0;i<data->charset_count;i++){
if(data->charset_list[i]->udc_area == NULL){
data->charset_list[i]->udc_area = udc;
data->charset_list[i]->udc_area_num = count;
flag = 1;
}
}
if(flag == 0){
Xfree(udc);
}
}
sprintf(buf, "fs%d.font.primary", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if (count < 1){
sprintf(buf, "fs%d.font", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if (count < 1)
return False;
}
font_data = read_EncodingInfo(count,value);
if (font_data == NULL)
return False;
data->font_data = font_data;
data->font_data_count = count;
sprintf(buf, "fs%d.font.substitute", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if (count > 0){
font_data = read_EncodingInfo(count,value);
if (font_data == NULL)
return False;
data->substitute = font_data;
data->substitute_num = count;
} else {
sprintf(buf, "fs%d.font", num);
_XlcGetResource(lcd, "XLC_FONTSET", buf, &value, &count);
if (count < 1) {
data->substitute = NULL;
data->substitute_num = 0;
} else {
font_data = read_EncodingInfo(count,value);
data->substitute = font_data;
data->substitute_num = count;
}
}
read_vw(lcd,data,num);
length += strlen(data->font_data->name) + 1;
}
/* required charset list */
required_list = (char **) Xmalloc(sizeof(char *) * gen->data_num);
if (required_list == NULL)
return False;
om->core.required_charset.charset_list = required_list;
om->core.required_charset.charset_count = gen->data_num;
count = gen->data_num;
data = gen->data;
if (count > 0) {
bufptr = (char *) Xmalloc(length);
if (bufptr == NULL) {
Xfree(required_list);
return False;
}
for ( ; count-- > 0; data++) {
strcpy(bufptr, data->font_data->name);
*required_list++ = bufptr;
bufptr += strlen(bufptr) + 1;
}
}
/* orientation list */
orientation = (XOrientation *) Xmalloc(sizeof(XOrientation) * 2);
if (orientation == NULL)
return False;
orientation[0] = XOMOrientation_LTR_TTB;
orientation[1] = XOMOrientation_TTB_RTL;
om->core.orientation_list.orientation = orientation;
om->core.orientation_list.num_orientation = 2;
/* 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
_XomGenericOpenOM(XLCd lcd, Display *dpy, XrmDatabase rdb,
_Xconst char *res_name, _Xconst char *res_class)
{
XOM om;
om = create_om(lcd, dpy, rdb, res_name, res_class);
if (om == NULL)
return (XOM) NULL;
if (init_om(om) == False)
goto err;
return om;
err:
close_om(om);
return (XOM) NULL;
}
Bool
_XInitOM(
XLCd lcd)
{
lcd->methods->open_om = _XomGenericOpenOM;
return True;
}
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