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authormarha <marha@users.sourceforge.net>2009-11-06 06:10:10 +0000
committermarha <marha@users.sourceforge.net>2009-11-06 06:10:10 +0000
commitc9179017c7e70703b7cac46c2df8b950506319e0 (patch)
treec0efdddb8a11493ed1bee357bc32d604a67b9000 /libXpm/src/Info.c
parentbea6c919fcb289fdf2b1e7938f39dec026c25b21 (diff)
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Added libXpm-3.5.8
Diffstat (limited to 'libXpm/src/Info.c')
-rw-r--r--libXpm/src/Info.c125
1 files changed, 125 insertions, 0 deletions
diff --git a/libXpm/src/Info.c b/libXpm/src/Info.c
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+/*
+ * Copyright (C) 1989-95 GROUPE BULL
+ *
+ * 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 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
+ * GROUPE BULL 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.
+ *
+ * Except as contained in this notice, the name of GROUPE BULL shall not be
+ * used in advertising or otherwise to promote the sale, use or other dealings
+ * in this Software without prior written authorization from GROUPE BULL.
+ */
+
+/*****************************************************************************\
+* Info.c: *
+* *
+* XPM library *
+* Functions related to the XpmInfo structure. *
+* *
+* Developed by Arnaud Le Hors *
+\*****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "XpmI.h"
+
+/*
+ * Init returned data to free safely later on
+ */
+void
+xpmInitXpmInfo(XpmInfo *info)
+{
+ if (info) {
+ info->hints_cmt = NULL;
+ info->colors_cmt = NULL;
+ info->pixels_cmt = NULL;
+ info->extensions = NULL;
+ info->nextensions = 0;
+ }
+}
+
+/*
+ * Free the XpmInfo data which have been allocated
+ */
+void
+XpmFreeXpmInfo(XpmInfo *info)
+{
+ if (info) {
+ if (info->valuemask & XpmComments) {
+ if (info->hints_cmt) {
+ XpmFree(info->hints_cmt);
+ info->hints_cmt = NULL;
+ }
+ if (info->colors_cmt) {
+ XpmFree(info->colors_cmt);
+ info->colors_cmt = NULL;
+ }
+ if (info->pixels_cmt) {
+ XpmFree(info->pixels_cmt);
+ info->pixels_cmt = NULL;
+ }
+ }
+ if (info->valuemask & XpmReturnExtensions && info->nextensions) {
+ XpmFreeExtensions(info->extensions, info->nextensions);
+ info->extensions = NULL;
+ info->nextensions = 0;
+ }
+ info->valuemask = 0;
+ }
+}
+
+/*
+ * Set the XpmInfo valuemask to retrieve required info
+ */
+void
+xpmSetInfoMask(
+ XpmInfo *info,
+ XpmAttributes *attributes)
+{
+ info->valuemask = 0;
+ if (attributes->valuemask & XpmReturnInfos)
+ info->valuemask |= XpmReturnComments;
+ if (attributes->valuemask & XpmReturnExtensions)
+ info->valuemask |= XpmReturnExtensions;
+}
+
+/*
+ * Fill in the XpmInfo with the XpmAttributes
+ */
+void
+xpmSetInfo(
+ XpmInfo *info,
+ XpmAttributes *attributes)
+{
+ info->valuemask = 0;
+ if (attributes->valuemask & XpmInfos) {
+ info->valuemask |= XpmComments | XpmColorTable;
+ info->hints_cmt = attributes->hints_cmt;
+ info->colors_cmt = attributes->colors_cmt;
+ info->pixels_cmt = attributes->pixels_cmt;
+ }
+ if (attributes->valuemask & XpmExtensions) {
+ info->valuemask |= XpmExtensions;
+ info->extensions = attributes->extensions;
+ info->nextensions = attributes->nextensions;
+ }
+ if (attributes->valuemask & XpmHotspot) {
+ info->valuemask |= XpmHotspot;
+ info->x_hotspot = attributes->x_hotspot;
+ info->y_hotspot = attributes->y_hotspot;
+ }
+}