mi/mipolytext.c

   1 /*******************************************************************
   2
   3 Copyright 1987, 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 in
  12 all copies or substantial portions of the Software.
  13
  14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  17 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  18 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20
  21 Except as contained in this notice, the name of The Open Group shall not be
  22 used in advertising or otherwise to promote the sale, use or other dealings
  23 in this Software without prior written authorization from The Open Group.
  24
  25 Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
  26
  27                         All Rights Reserved
  28
  29 Permission to use, copy, modify, and distribute this software and its
  30 documentation for any purpose and without fee is hereby granted,
  31 provided that the above copyright notice appear in all copies and that
  32 both that copyright notice and this permission notice appear in
  33 supporting documentation, and that the name of Digital not be
  34 used in advertising or publicity pertaining to distribution of the
  35 software without specific, written prior permission.
  36
  37 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
  38 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
  39 DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
  40 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
  41 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
  42 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  43 SOFTWARE.
  44
  45 ************************************************************************/
  46 /*
  47  * mipolytext.c - text routines
  48  *
  49  * Author:      haynes
  50  *              Digital Equipment Corporation
  51  *              Western Software Laboratory
  52  * Date:        Thu Feb  5 1987
  53  */
  54
  55 #ifdef HAVE_DIX_CONFIG_H
  56 #include <dix-config.h>
  57 #endif
  58
  59 #include        <X11/X.h>
  60 #include        <X11/Xmd.h>
  61 #include        <X11/Xproto.h>
  62 #include        "misc.h"
  63 #include        "gcstruct.h"
  64 #include        <X11/fonts/fontstruct.h>
  65 #include        "dixfontstr.h"
  66 #include        "mi.h"
  67
  68 int
  69 miPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count, char *chars)
  70 {
  71     unsigned long n, i;
  72     int w;
  73     CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
  74
  75     GetGlyphs(pGC->font, (unsigned long) count, (unsigned char *) chars,
  76               Linear8Bit, &n, charinfo);
  77     w = 0;
  78     for (i = 0; i < n; i++)
  79         w += charinfo[i]->metrics.characterWidth;
  80     if (n != 0)
  81         (*pGC->ops->PolyGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
  82                                    FONTGLYPHS(pGC->font));
  83     return x + w;
  84 }
  85
  86 int
  87 miPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count,
  88              unsigned short *chars)
  89 {
  90     unsigned long n, i;
  91     int w;
  92     CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
  93
  94     GetGlyphs(pGC->font, (unsigned long) count, (unsigned char *) chars,
  95               (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit,
  96               &n, charinfo);
  97     w = 0;
  98     for (i = 0; i < n; i++)
  99         w += charinfo[i]->metrics.characterWidth;
 100     if (n != 0)
 101         (*pGC->ops->PolyGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
 102                                    FONTGLYPHS(pGC->font));
 103     return x + w;
 104 }
 105
 106 void
 107 miImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count, char *chars)
 108 {
 109     unsigned long n;
 110     FontPtr font = pGC->font;
 111     CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
 112
 113     GetGlyphs(font, (unsigned long) count, (unsigned char *) chars,
 114               Linear8Bit, &n, charinfo);
 115     if (n != 0)
 116         (*pGC->ops->ImageGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
 117                                     FONTGLYPHS(font));
 118 }
 119
 120 void
 121 miImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
 122               int count, unsigned short *chars)
 123 {
 124     unsigned long n;
 125     FontPtr font = pGC->font;
 126     CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
 127
 128     GetGlyphs(font, (unsigned long) count, (unsigned char *) chars,
 129               (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit,
 130               &n, charinfo);
 131     if (n != 0)
 132         (*pGC->ops->ImageGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
 133                                     FONTGLYPHS(font));
 134 }