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- /*
- * (c) Copyright 1993, 1994, Silicon Graphics, Inc.
- * ALL RIGHTS RESERVED
- * Permission to use, copy, modify, and distribute this software for
- * any purpose and without fee is hereby granted, provided that the above
- * copyright notice appear in all copies and that both the copyright notice
- * and this permission notice appear in supporting documentation, and that
- * the name of Silicon Graphics, Inc. not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission.
- *
- * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
- * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
- * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
- * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
- * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
- * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
- * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
- * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
- * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
- * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * US Government Users Restricted Rights
- * Use, duplication, or disclosure by the Government is subject to
- * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
- * (c)(1)(ii) of the Rights in Technical Data and Computer Software
- * clause at DFARS 252.227-7013 and/or in similar or successor
- * clauses in the FAR or the DOD or NASA FAR Supplement.
- * Unpublished-- rights reserved under the copyright laws of the
- * United States. Contractor/manufacturer is Silicon Graphics,
- * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
- *
- * OpenGL(TM) is a trademark of Silicon Graphics, Inc.
- */
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include "tk.h"
- #include "private.h"
-
- /******************************************************************************/
-
- #define MAX_CURSOR 32
-
- typedef struct _cursorRec {
- GLint id;
- Cursor cursor;
- } cursorRec;
-
- int cursorNum = 0;
- cursorRec cursors[MAX_CURSOR];
-
- /******************************************************************************/
-
- void tkNewCursor(GLint id, GLubyte *shapeBuf, GLubyte *maskBuf, GLenum fgColor,
- GLenum bgColor, GLint hotX, GLint hotY)
- {
- GLubyte buf[32];
- Pixmap shapeMap, maskMap;
- XColor c1, c2;
- int i;
-
- if (cursorNum == MAX_CURSOR-1) {
- return;
- }
-
- for (i = 0; i < 32; i += 2) {
- buf[i] = shapeBuf[i+1];
- buf[i+1] = shapeBuf[i];
- }
- shapeMap = XCreatePixmapFromBitmapData(xDisplay, wRoot, buf, 16, 16,
- 1, 0, 1);
- for (i = 0; i < 32; i += 2) {
- buf[i] = maskBuf[i+1];
- buf[i+1] = maskBuf[i];
- }
- maskMap = XCreatePixmapFromBitmapData(xDisplay, wRoot, buf, 16, 16,
- 1, 0, 1);
- c1.red = (unsigned short)(tkRGBMap[fgColor][0] * 65535.0 + 0.5);
- c1.green = (unsigned short)(tkRGBMap[fgColor][1] * 65535.0 + 0.5);
- c1.blue = (unsigned short)(tkRGBMap[fgColor][2] * 65535.0 + 0.5);
- c1.flags = DoRed | DoGreen | DoBlue;
- c2.red = (unsigned short)(tkRGBMap[bgColor][0] * 65535.0 + 0.5);
- c2.green = (unsigned short)(tkRGBMap[bgColor][1] * 65535.0 + 0.5);
- c2.blue = (unsigned short)(tkRGBMap[bgColor][2] * 65535.0 + 0.5);
- c2.flags = DoRed | DoGreen | DoBlue;
-
- cursors[cursorNum].id = id;
- cursors[cursorNum].cursor = XCreatePixmapCursor(xDisplay, shapeMap, maskMap,
- &c1, &c2, hotX, hotY);
- cursorNum++;
- }
-
- /******************************************************************************/
-
- void tkSetCursor(GLint id)
- {
- int i;
-
- for (i = 0; i < cursorNum; i++) {
- if (cursors[i].id == id) {
- XDefineCursor(xDisplay, w.wMain, cursors[i].cursor);
- }
- }
- }
-
- /******************************************************************************/
-