/*

 * 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_ */