IABSD.fr/xenocara/xserver/mi/mipolytext.c

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• Author : matthieu
  Date : 2015-09-16 19:10:19
  Hash : 86ea9f12
  Message : Update to xserver 1.17.2. tested by dcoppa@, jsg@, jasper@ & naddy@

• xserver/mi/mipolytext.c

• /*******************************************************************
  
  Copyright 1987, 1998  The Open Group
  
  Permission to use, copy, modify, distribute, and sell this software and its
  documentation for any purpose is hereby granted without fee, provided that
  the above copyright notice appear in all copies and that both that
  copyright notice and this permission notice appear in supporting
  documentation.
  
  The above copyright notice and this permission notice shall be included in
  all copies or substantial portions of the Software.
  
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  
  Except as contained in this notice, the name of The Open Group shall not be
  used in advertising or otherwise to promote the sale, use or other dealings
  in this Software without prior written authorization from The Open Group.
  
  Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
  
                          All Rights Reserved
  
  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 Digital not be
  used in advertising or publicity pertaining to distribution of the
  software without specific, written prior permission.
  
  DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
  DIGITAL 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.
  
  ************************************************************************/
  /*
   * mipolytext.c - text routines
   *
   * Author:	haynes
   * 		Digital Equipment Corporation
   * 		Western Software Laboratory
   * Date:	Thu Feb  5 1987
   */
  
  #ifdef HAVE_DIX_CONFIG_H
  #include <dix-config.h>
  #endif
  
  #include	<X11/X.h>
  #include	<X11/Xmd.h>
  #include	<X11/Xproto.h>
  #include	"misc.h"
  #include	"gcstruct.h"
  #include	<X11/fonts/fontstruct.h>
  #include	"dixfontstr.h"
  #include	"mi.h"
  
  int
  miPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count, char *chars)
  {
      unsigned long n, i;
      int w;
      CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
  
      GetGlyphs(pGC->font, (unsigned long) count, (unsigned char *) chars,
                Linear8Bit, &n, charinfo);
      w = 0;
      for (i = 0; i < n; i++)
          w += charinfo[i]->metrics.characterWidth;
      if (n != 0)
          (*pGC->ops->PolyGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                     FONTGLYPHS(pGC->font));
      return x + w;
  }
  
  int
  miPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count,
               unsigned short *chars)
  {
      unsigned long n, i;
      int w;
      CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
  
      GetGlyphs(pGC->font, (unsigned long) count, (unsigned char *) chars,
                (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit,
                &n, charinfo);
      w = 0;
      for (i = 0; i < n; i++)
          w += charinfo[i]->metrics.characterWidth;
      if (n != 0)
          (*pGC->ops->PolyGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                     FONTGLYPHS(pGC->font));
      return x + w;
  }
  
  void
  miImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count, char *chars)
  {
      unsigned long n;
      FontPtr font = pGC->font;
      CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
  
      GetGlyphs(font, (unsigned long) count, (unsigned char *) chars,
                Linear8Bit, &n, charinfo);
      if (n != 0)
          (*pGC->ops->ImageGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                      FONTGLYPHS(font));
  }
  
  void
  miImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
                int count, unsigned short *chars)
  {
      unsigned long n;
      FontPtr font = pGC->font;
      CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */
  
      GetGlyphs(font, (unsigned long) count, (unsigned char *) chars,
                (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit,
                &n, charinfo);
      if (n != 0)
          (*pGC->ops->ImageGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                      FONTGLYPHS(font));
  }