501 lines
13 KiB
C
501 lines
13 KiB
C
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/* include/X11/Xcursor/Xcursor.h. Generated from Xcursor.h.in by configure. */
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/*
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* Copyright © 2002 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _XCURSOR_H_
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#define _XCURSOR_H_
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#include <stdio.h>
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#include <X11/Xfuncproto.h>
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#include <X11/Xlib.h>
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typedef int XcursorBool;
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typedef unsigned int XcursorUInt;
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typedef XcursorUInt XcursorDim;
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typedef XcursorUInt XcursorPixel;
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#define XcursorTrue 1
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#define XcursorFalse 0
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/*
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* Cursor files start with a header. The header
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* contains a magic number, a version number and a
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* table of contents which has type and offset information
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* for the remaining tables in the file.
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*
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* File minor versions increment for compatible changes
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* File major versions increment for incompatible changes (never, we hope)
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*
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* Chunks of the same type are always upward compatible. Incompatible
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* changes are made with new chunk types; the old data can remain under
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* the old type. Upward compatible changes can add header data as the
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* header lengths are specified in the file.
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*
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* File:
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* FileHeader
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* LISTofChunk
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*
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* FileHeader:
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* CARD32 magic magic number
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* CARD32 header bytes in file header
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* CARD32 version file version
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* CARD32 ntoc number of toc entries
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* LISTofFileToc toc table of contents
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*
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* FileToc:
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* CARD32 type entry type
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* CARD32 subtype entry subtype (size for images)
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* CARD32 position absolute file position
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*/
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#define XCURSOR_MAGIC 0x72756358 /* "Xcur" LSBFirst */
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/*
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* Current Xcursor version number. Will be substituted by configure
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* from the version in the libXcursor configure.ac file.
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*/
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#define XCURSOR_LIB_MAJOR 1
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#define XCURSOR_LIB_MINOR 1
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#define XCURSOR_LIB_REVISION 15
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#define XCURSOR_LIB_VERSION ((XCURSOR_LIB_MAJOR * 10000) + \
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(XCURSOR_LIB_MINOR * 100) + \
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(XCURSOR_LIB_REVISION))
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/*
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* This version number is stored in cursor files; changes to the
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* file format require updating this version number
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*/
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#define XCURSOR_FILE_MAJOR 1
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#define XCURSOR_FILE_MINOR 0
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#define XCURSOR_FILE_VERSION ((XCURSOR_FILE_MAJOR << 16) | (XCURSOR_FILE_MINOR))
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#define XCURSOR_FILE_HEADER_LEN (4 * 4)
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#define XCURSOR_FILE_TOC_LEN (3 * 4)
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typedef struct _XcursorFileToc {
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XcursorUInt type; /* chunk type */
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XcursorUInt subtype; /* subtype (size for images) */
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XcursorUInt position; /* absolute position in file */
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} XcursorFileToc;
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typedef struct _XcursorFileHeader {
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XcursorUInt magic; /* magic number */
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XcursorUInt header; /* byte length of header */
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XcursorUInt version; /* file version number */
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XcursorUInt ntoc; /* number of toc entries */
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XcursorFileToc *tocs; /* table of contents */
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} XcursorFileHeader;
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/*
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* The rest of the file is a list of chunks, each tagged by type
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* and version.
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*
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* Chunk:
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* ChunkHeader
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* <extra type-specific header fields>
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* <type-specific data>
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*
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* ChunkHeader:
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* CARD32 header bytes in chunk header + type header
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* CARD32 type chunk type
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* CARD32 subtype chunk subtype
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* CARD32 version chunk type version
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*/
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#define XCURSOR_CHUNK_HEADER_LEN (4 * 4)
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typedef struct _XcursorChunkHeader {
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XcursorUInt header; /* bytes in chunk header */
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XcursorUInt type; /* chunk type */
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XcursorUInt subtype; /* chunk subtype (size for images) */
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XcursorUInt version; /* version of this type */
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} XcursorChunkHeader;
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/*
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* Here's a list of the known chunk types
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*/
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/*
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* Comments consist of a 4-byte length field followed by
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* UTF-8 encoded text
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*
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* Comment:
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* ChunkHeader header chunk header
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* CARD32 length bytes in text
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* LISTofCARD8 text UTF-8 encoded text
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*/
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#define XCURSOR_COMMENT_TYPE 0xfffe0001
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#define XCURSOR_COMMENT_VERSION 1
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#define XCURSOR_COMMENT_HEADER_LEN (XCURSOR_CHUNK_HEADER_LEN + (1 *4))
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#define XCURSOR_COMMENT_COPYRIGHT 1
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#define XCURSOR_COMMENT_LICENSE 2
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#define XCURSOR_COMMENT_OTHER 3
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#define XCURSOR_COMMENT_MAX_LEN 0x100000
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typedef struct _XcursorComment {
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XcursorUInt version;
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XcursorUInt comment_type;
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char *comment;
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} XcursorComment;
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/*
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* Each cursor image occupies a separate image chunk.
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* The length of the image header follows the chunk header
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* so that future versions can extend the header without
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* breaking older applications
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*
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* Image:
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* ChunkHeader header chunk header
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* CARD32 width actual width
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* CARD32 height actual height
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* CARD32 xhot hot spot x
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* CARD32 yhot hot spot y
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* CARD32 delay animation delay
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* LISTofCARD32 pixels ARGB pixels
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*/
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#define XCURSOR_IMAGE_TYPE 0xfffd0002
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#define XCURSOR_IMAGE_VERSION 1
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#define XCURSOR_IMAGE_HEADER_LEN (XCURSOR_CHUNK_HEADER_LEN + (5*4))
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#define XCURSOR_IMAGE_MAX_SIZE 0x7fff /* 32767x32767 max cursor size */
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typedef struct _XcursorImage {
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XcursorUInt version; /* version of the image data */
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XcursorDim size; /* nominal size for matching */
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XcursorDim width; /* actual width */
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XcursorDim height; /* actual height */
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XcursorDim xhot; /* hot spot x (must be inside image) */
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XcursorDim yhot; /* hot spot y (must be inside image) */
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XcursorUInt delay; /* animation delay to next frame (ms) */
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XcursorPixel *pixels; /* pointer to pixels */
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} XcursorImage;
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/*
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* Other data structures exposed by the library API
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*/
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typedef struct _XcursorImages {
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int nimage; /* number of images */
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XcursorImage **images; /* array of XcursorImage pointers */
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char *name; /* name used to load images */
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} XcursorImages;
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typedef struct _XcursorCursors {
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Display *dpy; /* Display holding cursors */
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int ref; /* reference count */
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int ncursor; /* number of cursors */
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Cursor *cursors; /* array of cursors */
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} XcursorCursors;
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typedef struct _XcursorAnimate {
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XcursorCursors *cursors; /* list of cursors to use */
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int sequence; /* which cursor is next */
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} XcursorAnimate;
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typedef struct _XcursorFile XcursorFile;
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struct _XcursorFile {
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void *closure;
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int (*read) (XcursorFile *file, unsigned char *buf, int len);
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int (*write) (XcursorFile *file, unsigned char *buf, int len);
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int (*seek) (XcursorFile *file, long offset, int whence);
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};
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typedef struct _XcursorComments {
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int ncomment; /* number of comments */
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XcursorComment **comments; /* array of XcursorComment pointers */
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} XcursorComments;
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#define XCURSOR_CORE_THEME "core"
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_XFUNCPROTOBEGIN
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/*
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* Manage Image objects
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*/
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XcursorImage *
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XcursorImageCreate (int width, int height);
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void
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XcursorImageDestroy (XcursorImage *image);
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/*
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* Manage Images objects
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*/
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XcursorImages *
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XcursorImagesCreate (int size);
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void
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XcursorImagesDestroy (XcursorImages *images);
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void
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XcursorImagesSetName (XcursorImages *images, const char *name);
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/*
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* Manage Cursor objects
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*/
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XcursorCursors *
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XcursorCursorsCreate (Display *dpy, int size);
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void
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XcursorCursorsDestroy (XcursorCursors *cursors);
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/*
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* Manage Animate objects
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*/
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XcursorAnimate *
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XcursorAnimateCreate (XcursorCursors *cursors);
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void
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XcursorAnimateDestroy (XcursorAnimate *animate);
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Cursor
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XcursorAnimateNext (XcursorAnimate *animate);
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/*
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* Manage Comment objects
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*/
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XcursorComment *
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XcursorCommentCreate (XcursorUInt comment_type, int length);
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void
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XcursorCommentDestroy (XcursorComment *comment);
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XcursorComments *
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XcursorCommentsCreate (int size);
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void
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XcursorCommentsDestroy (XcursorComments *comments);
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/*
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* XcursorFile/Image APIs
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*/
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XcursorImage *
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XcursorXcFileLoadImage (XcursorFile *file, int size);
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XcursorImages *
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XcursorXcFileLoadImages (XcursorFile *file, int size);
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XcursorImages *
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XcursorXcFileLoadAllImages (XcursorFile *file);
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XcursorBool
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XcursorXcFileLoad (XcursorFile *file,
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XcursorComments **commentsp,
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XcursorImages **imagesp);
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XcursorBool
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XcursorXcFileSave (XcursorFile *file,
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const XcursorComments *comments,
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const XcursorImages *images);
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/*
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* FILE/Image APIs
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*/
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XcursorImage *
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XcursorFileLoadImage (FILE *file, int size);
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XcursorImages *
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XcursorFileLoadImages (FILE *file, int size);
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XcursorImages *
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XcursorFileLoadAllImages (FILE *file);
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XcursorBool
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XcursorFileLoad (FILE *file,
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XcursorComments **commentsp,
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XcursorImages **imagesp);
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XcursorBool
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XcursorFileSaveImages (FILE *file, const XcursorImages *images);
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XcursorBool
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XcursorFileSave (FILE * file,
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const XcursorComments *comments,
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const XcursorImages *images);
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/*
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* Filename/Image APIs
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*/
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XcursorImage *
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XcursorFilenameLoadImage (const char *filename, int size);
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XcursorImages *
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XcursorFilenameLoadImages (const char *filename, int size);
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XcursorImages *
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XcursorFilenameLoadAllImages (const char *filename);
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XcursorBool
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XcursorFilenameLoad (const char *file,
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XcursorComments **commentsp,
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XcursorImages **imagesp);
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XcursorBool
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XcursorFilenameSaveImages (const char *filename, const XcursorImages *images);
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XcursorBool
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XcursorFilenameSave (const char *file,
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const XcursorComments *comments,
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const XcursorImages *images);
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/*
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* Library/Image APIs
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*/
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XcursorImage *
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XcursorLibraryLoadImage (const char *library, const char *theme, int size);
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XcursorImages *
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XcursorLibraryLoadImages (const char *library, const char *theme, int size);
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/*
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* Library/shape API
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*/
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const char *
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XcursorLibraryPath (void);
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int
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XcursorLibraryShape (const char *library);
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/*
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* Image/Cursor APIs
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*/
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Cursor
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XcursorImageLoadCursor (Display *dpy, const XcursorImage *image);
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XcursorCursors *
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XcursorImagesLoadCursors (Display *dpy, const XcursorImages *images);
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Cursor
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XcursorImagesLoadCursor (Display *dpy, const XcursorImages *images);
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/*
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* Filename/Cursor APIs
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*/
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Cursor
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XcursorFilenameLoadCursor (Display *dpy, const char *file);
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XcursorCursors *
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XcursorFilenameLoadCursors (Display *dpy, const char *file);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Library/Cursor APIs
|
||
|
|
*/
|
||
|
|
Cursor
|
||
|
|
XcursorLibraryLoadCursor (Display *dpy, const char *file);
|
||
|
|
|
||
|
|
XcursorCursors *
|
||
|
|
XcursorLibraryLoadCursors (Display *dpy, const char *file);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Shape/Image APIs
|
||
|
|
*/
|
||
|
|
|
||
|
|
XcursorImage *
|
||
|
|
XcursorShapeLoadImage (unsigned int shape, const char *theme, int size);
|
||
|
|
|
||
|
|
XcursorImages *
|
||
|
|
XcursorShapeLoadImages (unsigned int shape, const char *theme, int size);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Shape/Cursor APIs
|
||
|
|
*/
|
||
|
|
Cursor
|
||
|
|
XcursorShapeLoadCursor (Display *dpy, unsigned int shape);
|
||
|
|
|
||
|
|
XcursorCursors *
|
||
|
|
XcursorShapeLoadCursors (Display *dpy, unsigned int shape);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* This is the function called by Xlib when attempting to
|
||
|
|
* load cursors from XCreateGlyphCursor. The interface must
|
||
|
|
* not change as Xlib loads 'libXcursor.so' instead of
|
||
|
|
* a specific major version
|
||
|
|
*/
|
||
|
|
Cursor
|
||
|
|
XcursorTryShapeCursor (Display *dpy,
|
||
|
|
Font source_font,
|
||
|
|
Font mask_font,
|
||
|
|
unsigned int source_char,
|
||
|
|
unsigned int mask_char,
|
||
|
|
XColor _Xconst *foreground,
|
||
|
|
XColor _Xconst *background);
|
||
|
|
|
||
|
|
void
|
||
|
|
XcursorNoticeCreateBitmap (Display *dpy,
|
||
|
|
Pixmap pid,
|
||
|
|
unsigned int width,
|
||
|
|
unsigned int height);
|
||
|
|
|
||
|
|
void
|
||
|
|
XcursorNoticePutBitmap (Display *dpy,
|
||
|
|
Drawable draw,
|
||
|
|
XImage *image);
|
||
|
|
|
||
|
|
Cursor
|
||
|
|
XcursorTryShapeBitmapCursor (Display *dpy,
|
||
|
|
Pixmap source,
|
||
|
|
Pixmap mask,
|
||
|
|
XColor *foreground,
|
||
|
|
XColor *background,
|
||
|
|
unsigned int x,
|
||
|
|
unsigned int y);
|
||
|
|
|
||
|
|
#define XCURSOR_BITMAP_HASH_SIZE 16
|
||
|
|
|
||
|
|
void
|
||
|
|
XcursorImageHash (XImage *image,
|
||
|
|
unsigned char hash[XCURSOR_BITMAP_HASH_SIZE]);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Display information APIs
|
||
|
|
*/
|
||
|
|
XcursorBool
|
||
|
|
XcursorSupportsARGB (Display *dpy);
|
||
|
|
|
||
|
|
XcursorBool
|
||
|
|
XcursorSupportsAnim (Display *dpy);
|
||
|
|
|
||
|
|
XcursorBool
|
||
|
|
XcursorSetDefaultSize (Display *dpy, int size);
|
||
|
|
|
||
|
|
int
|
||
|
|
XcursorGetDefaultSize (Display *dpy);
|
||
|
|
|
||
|
|
XcursorBool
|
||
|
|
XcursorSetTheme (Display *dpy, const char *theme);
|
||
|
|
|
||
|
|
char *
|
||
|
|
XcursorGetTheme (Display *dpy);
|
||
|
|
|
||
|
|
XcursorBool
|
||
|
|
XcursorGetThemeCore (Display *dpy);
|
||
|
|
|
||
|
|
XcursorBool
|
||
|
|
XcursorSetThemeCore (Display *dpy, XcursorBool theme_core);
|
||
|
|
|
||
|
|
_XFUNCPROTOEND
|
||
|
|
|
||
|
|
#endif
|