IABSD.fr/xenocara/lib/libXcursor/src/xcursorint.h

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• Author : matthieu
  Date : 2009-10-31 17:47:06
  Hash : 6a2eaba1
  Message : Update to libXcursor 1.1.10

• lib/libXcursor/src/xcursorint.h

• /*
   * Copyright © 2002 Keith Packard
   *
   * 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 Keith Packard not be used in
   * advertising or publicity pertaining to distribution of the software without
   * specific, written prior permission.  Keith Packard makes no
   * representations about the suitability of this software for any purpose.  It
   * is provided "as is" without express or implied warranty.
   *
   * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
   * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
   * EVENT SHALL KEITH PACKARD 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.
   */
  
  #ifndef _XCURSORINT_H_
  #define _XCURSORINT_H_
  
  #ifdef HAVE_CONFIG_H
  #include "config.h"
  #endif
   
  #include <X11/Xlib.h>
  #include <X11/cursorfont.h>
  #include <X11/extensions/Xrender.h>
  
  #ifdef HAVE_XFIXES
  #include <X11/extensions/Xfixes.h>
  #endif
  
  #include "Xcursor.h"
  #include "config.h"
  
  typedef struct _XcursorFontInfo {
      struct _XcursorFontInfo	*next;
      Font			font;
      XcursorBool			is_cursor_font;
  } XcursorFontInfo;
  
  /*
   * Track a few recently created bitmaps to see
   * if they get used to create cursors.  This
   * is done by hooking into Xlib and watching
   * for XCreatePixmap, XPutImage, XCreatePixmapCursor
   * with appropriate arguments.  When this happens
   * Xcursor computes a hash value for the source image
   * and tries to load a library cursor of that name.
   */
   
  /* large bitmaps are unlikely to be cursors */
  #define MAX_BITMAP_CURSOR_SIZE	64
  /* don't need to remember very many; in fact, 2 is likely sufficient */
  #define NUM_BITMAPS	    8
  
  typedef struct _XcursorBitmapInfo {
      Pixmap	    bitmap;
      unsigned long   sequence;
      unsigned int    width, height;
      Bool	    has_image;
      unsigned char   hash[XCURSOR_BITMAP_HASH_SIZE];
  } XcursorBitmapInfo;
  
  typedef enum _XcursorDither {
      XcursorDitherThreshold,
      XcursorDitherMedian,
      XcursorDitherOrdered,
      XcursorDitherDiffuse
  } XcursorDither;
  
  typedef struct _XcursorDisplayInfo {
      struct _XcursorDisplayInfo	*next;
      Display			*display;
      XExtCodes			*codes;
      XcursorBool			has_render_cursor;
      XcursorBool			has_anim_cursor;
      XcursorBool			theme_core;
      int				size;
      XcursorFontInfo		*fonts;
      char			*theme;
      char                        *theme_from_config;
      XcursorDither		dither;
      XcursorBitmapInfo		bitmaps[NUM_BITMAPS];
  } XcursorDisplayInfo;
  
  XcursorDisplayInfo *
  _XcursorGetDisplayInfo (Display *dpy);
  
  Cursor
  _XcursorCreateGlyphCursor(Display	    *dpy,
  			  Font		    source_font,
  			  Font		    mask_font,
  			  unsigned int	    source_char,
  			  unsigned int	    mask_char,
  			  XColor _Xconst    *foreground,
  			  XColor _Xconst    *background);
  
  Cursor
  _XcursorCreateFontCursor (Display *dpy, unsigned int shape);
      
  #endif /* _XCURSORINT_H_ */