cursor/xcursor.h

/*
 * Copyright © 2002 Keith Packard
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS
 * 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.
 */

#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