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 baeadf6b0..22f99d8f5 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);
+}
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