| 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 | * Info.c: * |
| 28 | * * |
| 29 | * XPM library * |
| 30 | * Functions related to the XpmInfo structure. * |
| 31 | * * |
| 32 | * Developed by Arnaud Le Hors * |
| 33 | \*****************************************************************************/ |
| 34 | |
| 35 | #include "XpmI.h" |
| 36 | |
| 37 | /* |
| 38 | * Init returned data to free safely later on |
| 39 | */ |
| 40 | #ifdef __OS2__ |
| 41 | /* Visual Age cannot deal with old, non-ansi, code */ |
| 42 | void |
| 43 | xpmInitXpmInfo(XpmInfo* info) |
| 44 | #else |
| 45 | void |
| 46 | xpmInitXpmInfo(info) |
| 47 | XpmInfo *info; |
| 48 | #endif |
| 49 | { |
| 50 | if (info) { |
| 51 | info->hints_cmt = NULL; |
| 52 | info->colors_cmt = NULL; |
| 53 | info->pixels_cmt = NULL; |
| 54 | info->extensions = NULL; |
| 55 | info->nextensions = 0; |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | /* |
| 60 | * Free the XpmInfo data which have been allocated |
| 61 | */ |
| 62 | #ifdef __OS2__ |
| 63 | /* Visual Age cannot deal with old, non-ansi, code */ |
| 64 | void |
| 65 | XpmFreeXpmInfo(XpmInfo* info) |
| 66 | #else |
| 67 | void |
| 68 | XpmFreeXpmInfo(info) |
| 69 | XpmInfo *info; |
| 70 | #endif |
| 71 | { |
| 72 | if (info) { |
| 73 | if (info->valuemask & XpmComments) { |
| 74 | if (info->hints_cmt) { |
| 75 | XpmFree(info->hints_cmt); |
| 76 | info->hints_cmt = NULL; |
| 77 | } |
| 78 | if (info->colors_cmt) { |
| 79 | XpmFree(info->colors_cmt); |
| 80 | info->colors_cmt = NULL; |
| 81 | } |
| 82 | if (info->pixels_cmt) { |
| 83 | XpmFree(info->pixels_cmt); |
| 84 | info->pixels_cmt = NULL; |
| 85 | } |
| 86 | } |
| 87 | if (info->valuemask & XpmReturnExtensions && info->nextensions) { |
| 88 | XpmFreeExtensions(info->extensions, info->nextensions); |
| 89 | info->extensions = NULL; |
| 90 | info->nextensions = 0; |
| 91 | } |
| 92 | info->valuemask = 0; |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | /* |
| 97 | * Set the XpmInfo valuemask to retrieve required info |
| 98 | */ |
| 99 | #ifdef __OS2__ |
| 100 | /* Visual Age cannot deal with old, non-ansi, code */ |
| 101 | void xpmSetInfoMask(XpmInfo* info, XpmAttributes* attributes) |
| 102 | #else |
| 103 | void |
| 104 | xpmSetInfoMask(info, attributes) |
| 105 | XpmInfo *info; |
| 106 | XpmAttributes *attributes; |
| 107 | #endif |
| 108 | { |
| 109 | info->valuemask = 0; |
| 110 | if (attributes->valuemask & XpmReturnInfos) |
| 111 | info->valuemask |= XpmReturnComments; |
| 112 | if (attributes->valuemask & XpmReturnExtensions) |
| 113 | info->valuemask |= XpmReturnExtensions; |
| 114 | } |
| 115 | |
| 116 | /* |
| 117 | * Fill in the XpmInfo with the XpmAttributes |
| 118 | */ |
| 119 | #ifdef __OS2__ |
| 120 | /* Visual Age cannot deal with old, non-ansi, code */ |
| 121 | void |
| 122 | xpmSetInfo(XpmInfo* info, XpmAttributes* attributes) |
| 123 | #else |
| 124 | void |
| 125 | xpmSetInfo(info, attributes) |
| 126 | XpmInfo *info; |
| 127 | XpmAttributes *attributes; |
| 128 | #endif |
| 129 | { |
| 130 | info->valuemask = 0; |
| 131 | if (attributes->valuemask & XpmInfos) { |
| 132 | info->valuemask |= XpmComments | XpmColorTable; |
| 133 | info->hints_cmt = attributes->hints_cmt; |
| 134 | info->colors_cmt = attributes->colors_cmt; |
| 135 | info->pixels_cmt = attributes->pixels_cmt; |
| 136 | } |
| 137 | if (attributes->valuemask & XpmExtensions) { |
| 138 | info->valuemask |= XpmExtensions; |
| 139 | info->extensions = attributes->extensions; |
| 140 | info->nextensions = attributes->nextensions; |
| 141 | } |
| 142 | if (attributes->valuemask & XpmHotspot) { |
| 143 | info->valuemask |= XpmHotspot; |
| 144 | info->x_hotspot = attributes->x_hotspot; |
| 145 | info->y_hotspot = attributes->y_hotspot; |
| 146 | } |
| 147 | } |