diff options
Diffstat (limited to 'libX11/modules/om/generic/omTextEsc.c')
| -rw-r--r-- | libX11/modules/om/generic/omTextEsc.c | 600 |
1 files changed, 300 insertions, 300 deletions
diff --git a/libX11/modules/om/generic/omTextEsc.c b/libX11/modules/om/generic/omTextEsc.c index cb444f441..df1fb10c0 100644 --- a/libX11/modules/om/generic/omTextEsc.c +++ b/libX11/modules/om/generic/omTextEsc.c @@ -1,300 +1,300 @@ -/*
- * 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.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "Xlibint.h"
-#include "XomGeneric.h"
-#include <stdio.h>
-
-/* For VW/UDC start */
-
-#define VMAP 0
-#define VROTATE 1
-#define FONTSCOPE 2
-
-static int
-is_rotate(
- XOC oc,
- XFontStruct *font)
-{
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontSet font_set;
- VRotate vrotate;
- int font_set_count;
- int vrotate_num;
-
- font_set = gen->font_set;
- font_set_count = gen->font_set_num;
- for( ; font_set_count-- ; font_set++) {
- if((font_set->vrotate_num > 0) && (font_set->vrotate != NULL)) {
- vrotate = font_set->vrotate;
- vrotate_num = font_set->vrotate_num;
- for( ; vrotate_num-- ; vrotate++)
- if(vrotate->font == font)
- return True;
- }
- }
- return False;
-}
-
-static int
-is_codemap(
- XOC oc,
- XFontStruct *font)
-{
- XOCGenericPart *gen = XOC_GENERIC(oc);
- FontSet font_set;
- FontData vmap;
- int font_set_count;
- int vmap_num;
-
- font_set = gen->font_set;
- font_set_count = gen->font_set_num;
- for( ; font_set_count-- ; font_set++) {
- if(font_set->vmap_num > 0) {
- vmap = font_set->vmap;
- vmap_num = font_set->vmap_num;
- for( ; vmap_num-- ; vmap++)
- if(vmap->font == font)
- return True;
- }
- }
- return False;
-}
-
-static int
-escapement_vertical(
- XOC oc,
- XFontStruct *font,
- Bool is_xchar2b,
- XPointer text,
- int length)
-{
- XChar2b *buf2b;
- char *buf;
- int escapement = 0, i;
-
- if(is_xchar2b) {
- for(i = 0, buf2b = (XChar2b *) text ; i < length ; i++, buf2b++) {
- if(is_rotate(oc, font) == True) {
- escapement += _XTextHeight16(font, buf2b, 1);
- } else {
- escapement += (int) (font->max_bounds.ascent +
- font->max_bounds.descent);
- }
- }
- } else {
- for(i = 0, buf = (char *)text ; i < length && *buf ; i++, buf++) {
- if(is_rotate(oc, font) == True) {
- escapement += _XTextHeight(font, buf, 1);
- } else {
- escapement += (int) (font->max_bounds.ascent +
- font->max_bounds.descent);
- }
- }
- }
- return escapement;
-}
-
-
-static int
-TextWidthWithFontSet(
- FontSet font_set,
- XOC oc,
- XPointer text,
- int length)
-{
- FontData fd;
- XFontStruct *font;
- unsigned char *ptr = (unsigned char *)text;
- Bool is_xchar2b;
- int ptr_len = length;
- int escapement = 0, char_len = 0;
-
- if(font_set == (FontSet) NULL)
- return escapement;
-
- is_xchar2b = font_set->is_xchar2b;
-
- while(length > 0) {
- fd = _XomGetFontDataFromFontSet(font_set, ptr, length, &ptr_len,
- is_xchar2b, FONTSCOPE);
- if(ptr_len <= 0)
- break;
-
- /*
- * First, see if the "Best Match" font for the FontSet was set.
- * If it was, use that font. If it was not set, then use the
- * font defined by font_set->font_data[0] (which is what
- * _XomGetFontDataFromFontSet() always seems to return for
- * non-VW text). Note that given the new algorithm in
- * parse_fontname() and parse_fontdata(), fs->font will
- * *always* contain good data. We should probably remove
- * the check for "fd->font", but we won't :-) -- jjw/pma (HP)
- *
- * Above comment and way this is done propagated from omText.c
- * Note that fd->font is junk so using the result of the
- * above call /needs/ to be ignored.
- *
- * Owen Taylor <otaylor@redhat.com> 12 Jul 2000
- *
- */
-
- if(fd == (FontData) NULL ||
- (font = font_set->font) == (XFontStruct *) NULL) {
-
- if((font = fd->font) == (XFontStruct *) NULL)
- break;
- }
-
- switch(oc->core.orientation) {
- case XOMOrientation_LTR_TTB:
- case XOMOrientation_RTL_TTB:
- if (is_xchar2b) {
- char_len = ptr_len / sizeof(XChar2b);
- escapement += XTextWidth16(font, (XChar2b *)ptr, char_len);
- } else {
- char_len = ptr_len;
- escapement += XTextWidth(font, (char *)ptr, char_len);
- }
- break;
-
- case XOMOrientation_TTB_LTR:
- case XOMOrientation_TTB_RTL:
- if(font_set->font == font) {
- fd = _XomGetFontDataFromFontSet(font_set, ptr, length, &ptr_len,
- is_xchar2b, VMAP);
- if(ptr_len <= 0)
- break;
- if(fd == (FontData) NULL ||
- (font = fd->font) == (XFontStruct *) NULL)
- break;
-
- if(is_codemap(oc, fd->font) == False) {
- fd = _XomGetFontDataFromFontSet(font_set, ptr, length,
- &ptr_len, is_xchar2b,
- VROTATE);
- if(ptr_len <= 0)
- break;
- if(fd == (FontData) NULL ||
- (font = fd->font) == (XFontStruct *) NULL)
- break;
- }
- }
-
- if(is_xchar2b)
- char_len = ptr_len / sizeof(XChar2b);
- else
- char_len = ptr_len;
- escapement += escapement_vertical(oc, font, is_xchar2b,
- (XPointer) ptr, char_len);
- break;
-
- case XOMOrientation_Context:
- /* not used? */
- break;
- }
-
- if(char_len <= 0)
- break;
-
- length -= char_len;
- ptr += ptr_len;
- }
-
- return escapement;
-}
-
-/* For VW/UDC end */
-
-static int
-_XomGenericTextEscapement(
- XOC oc,
- XOMTextType type,
- XPointer text,
- int length)
-{
- XlcConv conv;
- XFontStruct *font;
- Bool is_xchar2b;
-/* VW/UDC */
- XPointer args[3];
- FontSet font_set;
-/* VW/UDC */
- XChar2b xchar2b_buf[BUFSIZ], *buf;
- int escapement = 0;
- int buf_len = 0, left = 0;
-
- conv = _XomInitConverter(oc, type);
- if (conv == NULL)
- return escapement;
-
- args[0] = (XPointer) &font;
- args[1] = (XPointer) &is_xchar2b;
- args[2] = (XPointer) &font_set;
-
- while (length > 0) {
- buf = xchar2b_buf;
- left = buf_len = BUFSIZ;
-
- if (_XomConvert(oc, conv, (XPointer *) &text, &length,
- (XPointer *) &buf, &left, args, 3) < 0)
- break;
- buf_len -= left;
-
-/* VW/UDC */
- escapement += TextWidthWithFontSet(font_set, oc,
- (XPointer) xchar2b_buf, buf_len);
-/* VW/UDC */
- }
-
- return escapement;
-}
-
-int
-_XmbGenericTextEscapement(XOC oc, _Xconst char *text, int length)
-{
- return _XomGenericTextEscapement(oc, XOMMultiByte, (XPointer) text, length);
-}
-
-int
-_XwcGenericTextEscapement(XOC oc, _Xconst wchar_t *text, int length)
-{
- return _XomGenericTextEscapement(oc, XOMWideChar, (XPointer) text, length);
-}
-
-int
-_Xutf8GenericTextEscapement(XOC oc, _Xconst char *text, int length)
-{
- return _XomGenericTextEscapement(oc, XOMUtf8String, (XPointer) text,
- length);
-}
+/* + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" +#include "XomGeneric.h" +#include <stdio.h> + +/* For VW/UDC start */ + +#define VMAP 0 +#define VROTATE 1 +#define FONTSCOPE 2 + +static int +is_rotate( + XOC oc, + XFontStruct *font) +{ + XOCGenericPart *gen = XOC_GENERIC(oc); + FontSet font_set; + VRotate vrotate; + int font_set_count; + int vrotate_num; + + font_set = gen->font_set; + font_set_count = gen->font_set_num; + for( ; font_set_count-- ; font_set++) { + if((font_set->vrotate_num > 0) && (font_set->vrotate != NULL)) { + vrotate = font_set->vrotate; + vrotate_num = font_set->vrotate_num; + for( ; vrotate_num-- ; vrotate++) + if(vrotate->font == font) + return True; + } + } + return False; +} + +static int +is_codemap( + XOC oc, + XFontStruct *font) +{ + XOCGenericPart *gen = XOC_GENERIC(oc); + FontSet font_set; + FontData vmap; + int font_set_count; + int vmap_num; + + font_set = gen->font_set; + font_set_count = gen->font_set_num; + for( ; font_set_count-- ; font_set++) { + if(font_set->vmap_num > 0) { + vmap = font_set->vmap; + vmap_num = font_set->vmap_num; + for( ; vmap_num-- ; vmap++) + if(vmap->font == font) + return True; + } + } + return False; +} + +static int +escapement_vertical( + XOC oc, + XFontStruct *font, + Bool is_xchar2b, + XPointer text, + int length) +{ + XChar2b *buf2b; + char *buf; + int escapement = 0, i; + + if(is_xchar2b) { + for(i = 0, buf2b = (XChar2b *) text ; i < length ; i++, buf2b++) { + if(is_rotate(oc, font) == True) { + escapement += _XTextHeight16(font, buf2b, 1); + } else { + escapement += (int) (font->max_bounds.ascent + + font->max_bounds.descent); + } + } + } else { + for(i = 0, buf = (char *)text ; i < length && *buf ; i++, buf++) { + if(is_rotate(oc, font) == True) { + escapement += _XTextHeight(font, buf, 1); + } else { + escapement += (int) (font->max_bounds.ascent + + font->max_bounds.descent); + } + } + } + return escapement; +} + + +static int +TextWidthWithFontSet( + FontSet font_set, + XOC oc, + XPointer text, + int length) +{ + FontData fd; + XFontStruct *font; + unsigned char *ptr = (unsigned char *)text; + Bool is_xchar2b; + int ptr_len = length; + int escapement = 0, char_len = 0; + + if(font_set == (FontSet) NULL) + return escapement; + + is_xchar2b = font_set->is_xchar2b; + + while(length > 0) { + fd = _XomGetFontDataFromFontSet(font_set, ptr, length, &ptr_len, + is_xchar2b, FONTSCOPE); + if(ptr_len <= 0) + break; + + /* + * First, see if the "Best Match" font for the FontSet was set. + * If it was, use that font. If it was not set, then use the + * font defined by font_set->font_data[0] (which is what + * _XomGetFontDataFromFontSet() always seems to return for + * non-VW text). Note that given the new algorithm in + * parse_fontname() and parse_fontdata(), fs->font will + * *always* contain good data. We should probably remove + * the check for "fd->font", but we won't :-) -- jjw/pma (HP) + * + * Above comment and way this is done propagated from omText.c + * Note that fd->font is junk so using the result of the + * above call /needs/ to be ignored. + * + * Owen Taylor <otaylor@redhat.com> 12 Jul 2000 + * + */ + + if(fd == (FontData) NULL || + (font = font_set->font) == (XFontStruct *) NULL) { + + if((font = fd->font) == (XFontStruct *) NULL) + break; + } + + switch(oc->core.orientation) { + case XOMOrientation_LTR_TTB: + case XOMOrientation_RTL_TTB: + if (is_xchar2b) { + char_len = ptr_len / sizeof(XChar2b); + escapement += XTextWidth16(font, (XChar2b *)ptr, char_len); + } else { + char_len = ptr_len; + escapement += XTextWidth(font, (char *)ptr, char_len); + } + break; + + case XOMOrientation_TTB_LTR: + case XOMOrientation_TTB_RTL: + if(font_set->font == font) { + fd = _XomGetFontDataFromFontSet(font_set, ptr, length, &ptr_len, + is_xchar2b, VMAP); + if(ptr_len <= 0) + break; + if(fd == (FontData) NULL || + (font = fd->font) == (XFontStruct *) NULL) + break; + + if(is_codemap(oc, fd->font) == False) { + fd = _XomGetFontDataFromFontSet(font_set, ptr, length, + &ptr_len, is_xchar2b, + VROTATE); + if(ptr_len <= 0) + break; + if(fd == (FontData) NULL || + (font = fd->font) == (XFontStruct *) NULL) + break; + } + } + + if(is_xchar2b) + char_len = ptr_len / sizeof(XChar2b); + else + char_len = ptr_len; + escapement += escapement_vertical(oc, font, is_xchar2b, + (XPointer) ptr, char_len); + break; + + case XOMOrientation_Context: + /* not used? */ + break; + } + + if(char_len <= 0) + break; + + length -= char_len; + ptr += ptr_len; + } + + return escapement; +} + +/* For VW/UDC end */ + +static int +_XomGenericTextEscapement( + XOC oc, + XOMTextType type, + XPointer text, + int length) +{ + XlcConv conv; + XFontStruct *font; + Bool is_xchar2b; +/* VW/UDC */ + XPointer args[3]; + FontSet font_set; +/* VW/UDC */ + XChar2b xchar2b_buf[BUFSIZ], *buf; + int escapement = 0; + int buf_len = 0, left = 0; + + conv = _XomInitConverter(oc, type); + if (conv == NULL) + return escapement; + + args[0] = (XPointer) &font; + args[1] = (XPointer) &is_xchar2b; + args[2] = (XPointer) &font_set; + + while (length > 0) { + buf = xchar2b_buf; + left = buf_len = BUFSIZ; + + if (_XomConvert(oc, conv, (XPointer *) &text, &length, + (XPointer *) &buf, &left, args, 3) < 0) + break; + buf_len -= left; + +/* VW/UDC */ + escapement += TextWidthWithFontSet(font_set, oc, + (XPointer) xchar2b_buf, buf_len); +/* VW/UDC */ + } + + return escapement; +} + +int +_XmbGenericTextEscapement(XOC oc, _Xconst char *text, int length) +{ + return _XomGenericTextEscapement(oc, XOMMultiByte, (XPointer) text, length); +} + +int +_XwcGenericTextEscapement(XOC oc, _Xconst wchar_t *text, int length) +{ + return _XomGenericTextEscapement(oc, XOMWideChar, (XPointer) text, length); +} + +int +_Xutf8GenericTextEscapement(XOC oc, _Xconst char *text, int length) +{ + return _XomGenericTextEscapement(oc, XOMUtf8String, (XPointer) text, + length); +} |