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      1 /*
      2 
      3 Copyright 1991, 1998  The Open Group
      4 
      5 Permission to use, copy, modify, distribute, and sell this software and its
      6 documentation for any purpose is hereby granted without fee, provided that
      7 the above copyright notice appear in all copies and that both that
      8 copyright notice and this permission notice appear in supporting
      9 documentation.
     10 
     11 The above copyright notice and this permission notice shall be included
     12 in all copies or substantial portions of the Software.
     13 
     14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     15 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     16 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
     17 IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 OTHER DEALINGS IN THE SOFTWARE.
     21 
     22 Except as contained in this notice, the name of The Open Group shall
     23 not be used in advertising or otherwise to promote the sale, use or
     24 other dealings in this Software without prior written authorization
     25 from The Open Group.
     26 
     27 */
     28 /*
     29  * Copyright 1991 by the Open Software Foundation
     30  *
     31  * Permission to use, copy, modify, distribute, and sell this software and its
     32  * documentation for any purpose is hereby granted without fee, provided that
     33  * the above copyright notice appear in all copies and that both that
     34  * copyright notice and this permission notice appear in supporting
     35  * documentation, and that the name of Open Software Foundation
     36  * not be used in advertising or publicity pertaining to distribution of the
     37  * software without specific, written prior permission.  Open Software
     38  * Foundation makes no representations about the suitability of this
     39  * software for any purpose.  It is provided "as is" without express or
     40  * implied warranty.
     41  *
     42  * OPEN SOFTWARE FOUNDATION DISCLAIMS ALL WARRANTIES WITH REGARD TO
     43  * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
     44  * FITNESS, IN NO EVENT SHALL OPEN SOFTWARE FOUNDATIONN BE
     45  * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     46  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     47  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     48  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     49  *
     50  *		 M. Collins		OSF
     51  */
     52 
     53 #ifdef HAVE_CONFIG_H
     54 #include <config.h>
     55 #endif
     56 #include "Xlibint.h"
     57 #include "Xlcint.h"
     58 
     59 void
     60 XmbDrawText(
     61     Display            *dpy,
     62     Drawable            d,
     63     GC                  gc,
     64     int                 x,
     65     int                 y,
     66     XmbTextItem        *text_items,
     67     int                 nitems)
     68 {
     69     register XFontSet fs = NULL;
     70     register XmbTextItem *p = text_items;
     71     register int i = nitems;
     72     register int esc;
     73 
     74     /* ignore leading items with no fontset */
     75     while (i && !p->font_set) {
     76 	i--;
     77 	p++;
     78     }
     79 
     80     for (; --i >= 0; p++) {
     81 	if (p->font_set)
     82 	    fs = p->font_set;
     83 	x += p->delta;
     84 	esc = (*fs->methods->mb_draw_string) (dpy, d, fs, gc, x, y,
     85 					      p->chars, p->nchars);
     86 	if (!esc)
     87 	    esc = fs->methods->mb_escapement (fs, p->chars, p->nchars);
     88 	x += esc;
     89     }
     90 }
     91 
     92 void
     93 XmbDrawString(
     94     Display            *dpy,
     95     Drawable            d,
     96     XFontSet            font_set,
     97     GC                  gc,
     98     int                 x,
     99     int                 y,
    100     _Xconst char       *text,
    101     int                 text_len)
    102 {
    103     (void)(*font_set->methods->mb_draw_string) (dpy, d, font_set, gc, x, y,
    104 						text, text_len);
    105 }
    106 
    107 
    108 void
    109 XmbDrawImageString(
    110     Display            *dpy,
    111     Drawable            d,
    112     XFontSet            font_set,
    113     GC                  gc,
    114     int                 x,
    115     int                 y,
    116     _Xconst char       *text,
    117     int                 text_len)
    118 {
    119     (*font_set->methods->mb_draw_image_string) (dpy, d, font_set, gc, x, y,
    120 						text, text_len);
    121 }
    122 
    123 int
    124 XmbTextEscapement(
    125     XFontSet        font_set,
    126     _Xconst char   *text,
    127     int             text_len)
    128 {
    129     return (*font_set->methods->mb_escapement) (font_set, text, text_len);
    130 }
    131 
    132 int
    133 XmbTextExtents(
    134     XFontSet        font_set,
    135     _Xconst char   *text,
    136     int             text_len,
    137     XRectangle     *overall_ink_extents,
    138     XRectangle     *overall_logical_extents)
    139 {
    140     return (*font_set->methods->mb_extents) (font_set, text, text_len,
    141 					     overall_ink_extents,
    142 					     overall_logical_extents);
    143 }
    144 
    145 Status
    146 XmbTextPerCharExtents(
    147     XFontSet        font_set,
    148     _Xconst char   *text,
    149     int             text_len,
    150     XRectangle     *ink_extents_buffer,
    151     XRectangle     *logical_extents_buffer,
    152     int             buffer_size,
    153     int            *num_chars,
    154     XRectangle     *max_ink_extents,
    155     XRectangle     *max_logical_extents)
    156 {
    157     return (*font_set->methods->mb_extents_per_char)
    158 	     (font_set, text, text_len,
    159 	      ink_extents_buffer, logical_extents_buffer,
    160 	      buffer_size, num_chars, max_ink_extents, max_logical_extents);
    161 }
    162