IABSD.fr/xenocara/xserver/render/glyphstr.h

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• Author : matthieu
  Date : 2008-11-02 15:26:08
  Hash : 60021fe9
  Message : xserver 1.5.2. tested by ckuethe@, oga@, and others.

• xserver/render/glyphstr.h

• /*
   *
   * Copyright © 2000 SuSE, Inc.
   *
   * 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, and that the name of SuSE not be used in advertising or
   * publicity pertaining to distribution of the software without specific,
   * written prior permission.  SuSE makes no representations about the
   * suitability of this software for any purpose.  It is provided "as is"
   * without express or implied warranty.
   *
   * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
   * 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:  Keith Packard, SuSE, Inc.
   */
  
  #ifndef _GLYPHSTR_H_
  #define _GLYPHSTR_H_
  
  #include <X11/extensions/renderproto.h>
  #include "picture.h"
  #include "screenint.h"
  #include "regionstr.h"
  #include "miscstruct.h"
  #include "privates.h"
  
  #define GlyphFormat1	0
  #define GlyphFormat4	1
  #define GlyphFormat8	2
  #define GlyphFormat16	3
  #define GlyphFormat32	4
  #define GlyphFormatNum	5
  
  typedef struct _Glyph {
      CARD32	    refcnt;
      PrivateRec	*devPrivates;
      unsigned char   sha1[20];
      CARD32	    size; /* info + bitmap */
      xGlyphInfo	    info;
      /* per-screen pixmaps follow */
  } GlyphRec, *GlyphPtr;
  
  #define GlyphPicture(glyph) ((PicturePtr *) ((glyph) + 1))
  
  typedef struct _GlyphRef {
      CARD32	signature;
      GlyphPtr	glyph;
  } GlyphRefRec, *GlyphRefPtr;
  
  #define DeletedGlyph	((GlyphPtr) 1)
  
  typedef struct _GlyphHashSet {
      CARD32	entries;
      CARD32	size;
      CARD32	rehash;
  } GlyphHashSetRec, *GlyphHashSetPtr;
  
  typedef struct _GlyphHash {
      GlyphRefPtr	    table;
      GlyphHashSetPtr hashSet;
      CARD32	    tableEntries;
  } GlyphHashRec, *GlyphHashPtr;
  
  typedef struct _GlyphSet {
      CARD32	    refcnt;
      PictFormatPtr   format;
      int		    fdepth;
      GlyphHashRec    hash;
      int             maxPrivate;
      PrivateRec      *devPrivates;
  } GlyphSetRec, *GlyphSetPtr;
  
  #define GlyphSetGetPrivate(pGlyphSet,k)					\
      dixLookupPrivate(&(pGlyphSet)->devPrivates, k)
  
  #define GlyphSetSetPrivate(pGlyphSet,k,ptr)				\
      dixSetPrivate(&(pGlyphSet)->devPrivates, k, ptr)
  
  typedef struct _GlyphList {
      INT16	    xOff;
      INT16	    yOff;
      CARD8	    len;
      PictFormatPtr   format;
  } GlyphListRec, *GlyphListPtr;
  
  GlyphHashSetPtr
  FindGlyphHashSet (CARD32 filled);
  
  void
  GlyphUninit (ScreenPtr pScreen);
  
  GlyphHashSetPtr
  FindGlyphHashSet (CARD32 filled);
  
  GlyphRefPtr
  FindGlyphRef (GlyphHashPtr	hash,
  	      CARD32		signature,
  	      Bool		match,
  	      unsigned char	sha1[20]);
  
  GlyphPtr
  FindGlyphByHash (unsigned char sha1[20], int format);
  
  int
  HashGlyph (xGlyphInfo    *gi,
  	   CARD8	 *bits,
  	   unsigned long size,
  	   unsigned char sha1[20]);
  
  void
  FreeGlyph (GlyphPtr glyph, int format);
  
  void
  AddGlyph (GlyphSetPtr glyphSet, GlyphPtr glyph, Glyph id);
  
  Bool
  DeleteGlyph (GlyphSetPtr glyphSet, Glyph id);
  
  GlyphPtr
  FindGlyph (GlyphSetPtr glyphSet, Glyph id);
  
  GlyphPtr
  AllocateGlyph (xGlyphInfo *gi, int format);
  
  Bool
  AllocateGlyphHash (GlyphHashPtr hash, GlyphHashSetPtr hashSet);
  
  Bool
  ResizeGlyphHash (GlyphHashPtr hash, CARD32 change, Bool global);
  
  Bool
  ResizeGlyphSet (GlyphSetPtr glyphSet, CARD32 change);
  
  GlyphSetPtr
  AllocateGlyphSet (int fdepth, PictFormatPtr format);
  
  int
  FreeGlyphSet (pointer   value,
  	      XID       gid);
  
  
  
  #endif /* _GLYPHSTR_H_ */