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Diffstat (limited to 'src/xcursorint.h')
-rw-r--r-- | src/xcursorint.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/xcursorint.h b/src/xcursorint.h new file mode 100644 index 0000000..5d4a2f2 --- /dev/null +++ b/src/xcursorint.h @@ -0,0 +1,98 @@ +/* + * $XFree86: xc/lib/Xcursor/xcursorint.h,v 1.4 2003/01/26 03:22:42 eich Exp $ + * + * Copyright © 2002 Keith Packard, member of The XFree86 Project, 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 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_ + +#include <X11/Xlib.h> +#include <X11/cursorfont.h> +#include <X11/extensions/Xrender.h> +#include "Xcursor.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; + 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_ */ |