cursor/xcursor.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 _XCURSOR_H_
#define _XCURSOR_H_

typedef int		XcursorBool;
typedef unsigned int	XcursorUInt;

typedef XcursorUInt	XcursorDim;
typedef XcursorUInt	XcursorPixel;

typedef struct _XcursorImage {
    XcursorUInt	    version;	/* version of the image data */
    XcursorDim	    size;	/* nominal size for matching */
    XcursorDim	    width;	/* actual width */
    XcursorDim	    height;	/* actual height */
    XcursorDim	    xhot;	/* hot spot x (must be inside image) */
    XcursorDim	    yhot;	/* hot spot y (must be inside image) */
    XcursorUInt	    delay;	/* animation delay to next frame (ms) */
    XcursorPixel    *pixels;	/* pointer to pixels */
} XcursorImage;

/*
 * Other data structures exposed by the library API
 */
typedef struct _XcursorImages {
    int		    nimage;	/* number of images */
    XcursorImage    **images;	/* array of XcursorImage pointers */
    char	    *name;	/* name used to load images */
} XcursorImages;

XcursorImages *
XcursorLibraryLoadImages (const char *file, const char *theme, int size);

void
XcursorImagesDestroy (XcursorImages *images);

void
xcursor_load_theme(const char *theme, int size,
		    void (*load_callback)(XcursorImages *, void *),
		    void *user_data);
#endif