CrPFrBuf.c revision 52dc082b 
1/*
2 * Copyright (C) 1989-95 GROUPE BULL
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to
6 * deal in the Software without restriction, including without limitation the
7 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
8 * sell copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * GROUPE BULL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20 *
21 * Except as contained in this notice, the name of GROUPE BULL shall not be
22 * used in advertising or otherwise to promote the sale, use or other dealings
23 * in this Software without prior written authorization from GROUPE BULL.
24 */
25
26/*****************************************************************************\
27*  CrPFrBuf.c:                                                                *
28*                                                                             *
29*  XPM library                                                                *
30*  Parse an Xpm buffer and create the pixmap and possibly its mask            *
31*                                                                             *
32*  Developed by Arnaud Le Hors                                                *
33\*****************************************************************************/
34
35#ifdef HAVE_CONFIG_H
36#include <config.h>
37#endif
38#include "XpmI.h"
39
40int
41XpmCreatePixmapFromBuffer(
42    Display		*display,
43    Drawable		 d,
44    char		*buffer,
45    Pixmap		*pixmap_return,
46    Pixmap		*shapemask_return,
47    XpmAttributes	*attributes)
48{
49    XImage *ximage = NULL, *shapeimage = NULL;
50    int ErrorStatus;
51
52    /* initialize return values */
53    if (pixmap_return)
54	*pixmap_return = 0;
55    if (shapemask_return)
56	*shapemask_return = 0;
57
58    /* create the images */
59    ErrorStatus = XpmCreateImageFromBuffer(display, buffer,
60					   (pixmap_return ? &ximage : NULL),
61					   (shapemask_return ?
62					    &shapeimage : NULL),
63					   attributes);
64
65    if (ErrorStatus < 0)		/* fatal error */
66	goto cleanup;
67
68    /* create the pixmaps and destroy images */
69    if (pixmap_return && ximage) {
70	ErrorStatus =
71	    xpmCreatePixmapFromImage(display, d, ximage, pixmap_return);
72	if (ErrorStatus < 0)		/* fatal error */
73	    goto cleanup;
74    }
75    if (shapemask_return && shapeimage) {
76	ErrorStatus =
77	    xpmCreatePixmapFromImage(display, d, shapeimage, shapemask_return);
78    }
79
80  cleanup:
81    if (ximage != NULL)
82	XDestroyImage(ximage);
83    if (shapeimage != NULL)
84	XDestroyImage(shapeimage);
85    if (ErrorStatus < 0) {
86	if (pixmap_return && *pixmap_return) {
87	    XFreePixmap(display, *pixmap_return);
88	    *pixmap_return = 0;
89	}
90	if (shapemask_return && *shapemask_return) {
91	    XFreePixmap(display, *shapemask_return);
92	    *shapemask_return = 0;
93	}
94    }
95    return (ErrorStatus);
96}
97