diff options
Diffstat (limited to 'libX11/modules/om/generic/omTextExt.c')
| -rw-r--r-- | libX11/modules/om/generic/omTextExt.c | 270 |
1 files changed, 135 insertions, 135 deletions
diff --git a/libX11/modules/om/generic/omTextExt.c b/libX11/modules/om/generic/omTextExt.c index 22f99d8f5..baeadf6b0 100644 --- a/libX11/modules/om/generic/omTextExt.c +++ b/libX11/modules/om/generic/omTextExt.c @@ -1,135 +1,135 @@ -/*
- * 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
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "Xlibint.h"
-#include "XomGeneric.h"
-#include <stdio.h>
-
-int
-_XomGenericTextExtents(
- XOC oc,
- XOMTextType type,
- XPointer text,
- int length,
- XRectangle *overall_ink,
- XRectangle *overall_logical)
-{
- XlcConv conv;
- XFontStruct *font;
- Bool is_xchar2b;
- XPointer args[2];
- XChar2b xchar2b_buf[BUFSIZ], *buf;
- int direction, logical_ascent, logical_descent, tmp_ascent, tmp_descent;
- XCharStruct overall, tmp_overall;
- int buf_len, left;
- Bool first = True;
-
- conv = _XomInitConverter(oc, type);
- if (conv == NULL)
- return 0;
-
- bzero((char *) &overall, sizeof(XCharStruct));
- logical_ascent = logical_descent = 0;
-
- args[0] = (XPointer) &font;
- args[1] = (XPointer) &is_xchar2b;
-
- while (length > 0) {
- buf = xchar2b_buf;
- left = buf_len = BUFSIZ;
-
- if (_XomConvert(oc, conv, (XPointer *) &text, &length,
- (XPointer *) &buf, &left, args, 2) < 0)
- break;
- buf_len -= left;
-
- if (is_xchar2b)
- XTextExtents16(font, xchar2b_buf, buf_len, &direction,
- &tmp_ascent, &tmp_descent, &tmp_overall);
- else
- XTextExtents(font, (char *) xchar2b_buf, buf_len, &direction,
- &tmp_ascent, &tmp_descent, &tmp_overall);
-
- if (first) { /* initialize overall */
- overall = tmp_overall;
- logical_ascent = tmp_ascent;
- logical_descent = tmp_descent;
- first = False;
- } else {
- overall.lbearing = min(overall.lbearing,
- overall.width + tmp_overall.lbearing);
- overall.rbearing = max(overall.rbearing,
- overall.width + tmp_overall.rbearing);
- overall.ascent = max(overall.ascent, tmp_overall.ascent);
- overall.descent = max(overall.descent, tmp_overall.descent);
- overall.width += tmp_overall.width;
- logical_ascent = max(logical_ascent, tmp_ascent);
- logical_descent = max(logical_descent, tmp_descent);
- }
- }
-
- 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;
-}
-
-int
-_XmbGenericTextExtents(XOC oc, _Xconst char *text, int length,
- XRectangle *overall_ink, XRectangle *overall_logical)
-{
- return _XomGenericTextExtents(oc, XOMMultiByte, (XPointer) text, length,
- overall_ink, overall_logical);
-}
-
-int
-_XwcGenericTextExtents(XOC oc, _Xconst wchar_t *text, int length,
- XRectangle *overall_ink, XRectangle *overall_logical)
-{
- return _XomGenericTextExtents(oc, XOMWideChar, (XPointer) text, length,
- overall_ink, overall_logical);
-}
-
-int
-_Xutf8GenericTextExtents(XOC oc, _Xconst char *text, int length,
- XRectangle *overall_ink, XRectangle *overall_logical)
-{
- return _XomGenericTextExtents(oc, XOMUtf8String, (XPointer) text, length,
- overall_ink, overall_logical);
-}
+/* + * 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 + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" +#include "XomGeneric.h" +#include <stdio.h> + +int +_XomGenericTextExtents( + XOC oc, + XOMTextType type, + XPointer text, + int length, + XRectangle *overall_ink, + XRectangle *overall_logical) +{ + XlcConv conv; + XFontStruct *font; + Bool is_xchar2b; + XPointer args[2]; + XChar2b xchar2b_buf[BUFSIZ], *buf; + int direction, logical_ascent, logical_descent, tmp_ascent, tmp_descent; + XCharStruct overall, tmp_overall; + int buf_len, left; + Bool first = True; + + conv = _XomInitConverter(oc, type); + if (conv == NULL) + return 0; + + bzero((char *) &overall, sizeof(XCharStruct)); + logical_ascent = logical_descent = 0; + + args[0] = (XPointer) &font; + args[1] = (XPointer) &is_xchar2b; + + while (length > 0) { + buf = xchar2b_buf; + left = buf_len = BUFSIZ; + + if (_XomConvert(oc, conv, (XPointer *) &text, &length, + (XPointer *) &buf, &left, args, 2) < 0) + break; + buf_len -= left; + + if (is_xchar2b) + XTextExtents16(font, xchar2b_buf, buf_len, &direction, + &tmp_ascent, &tmp_descent, &tmp_overall); + else + XTextExtents(font, (char *) xchar2b_buf, buf_len, &direction, + &tmp_ascent, &tmp_descent, &tmp_overall); + + if (first) { /* initialize overall */ + overall = tmp_overall; + logical_ascent = tmp_ascent; + logical_descent = tmp_descent; + first = False; + } else { + overall.lbearing = min(overall.lbearing, + overall.width + tmp_overall.lbearing); + overall.rbearing = max(overall.rbearing, + overall.width + tmp_overall.rbearing); + overall.ascent = max(overall.ascent, tmp_overall.ascent); + overall.descent = max(overall.descent, tmp_overall.descent); + overall.width += tmp_overall.width; + logical_ascent = max(logical_ascent, tmp_ascent); + logical_descent = max(logical_descent, tmp_descent); + } + } + + 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; +} + +int +_XmbGenericTextExtents(XOC oc, _Xconst char *text, int length, + XRectangle *overall_ink, XRectangle *overall_logical) +{ + return _XomGenericTextExtents(oc, XOMMultiByte, (XPointer) text, length, + overall_ink, overall_logical); +} + +int +_XwcGenericTextExtents(XOC oc, _Xconst wchar_t *text, int length, + XRectangle *overall_ink, XRectangle *overall_logical) +{ + return _XomGenericTextExtents(oc, XOMWideChar, (XPointer) text, length, + overall_ink, overall_logical); +} + +int +_Xutf8GenericTextExtents(XOC oc, _Xconst char *text, int length, + XRectangle *overall_ink, XRectangle *overall_logical) +{ + return _XomGenericTextExtents(oc, XOMUtf8String, (XPointer) text, length, + overall_ink, overall_logical); +} |