| 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 | * CrIFrBuf.c: * |
| 28 | * * |
| 29 | * XPM library * |
| 30 | * Parse an Xpm buffer (file in memory) and create the image and possibly its * |
| 31 | * mask * |
| 32 | * Developed by Arnaud Le Hors * |
| 33 | \*****************************************************************************/ |
| 34 | |
| 35 | #include "XpmI.h" |
| 36 | |
| 37 | LFUNC(OpenBuffer, void, (char *buffer, xpmData *mdata)); |
| 38 | |
| 39 | int |
| 40 | XpmCreateImageFromBuffer(display, buffer, image_return, |
| 41 | shapeimage_return, attributes) |
| 42 | Display *display; |
| 43 | char *buffer; |
| 44 | XImage **image_return; |
| 45 | XImage **shapeimage_return; |
| 46 | XpmAttributes *attributes; |
| 47 | { |
| 48 | XpmImage image; |
| 49 | XpmInfo info; |
| 50 | int ErrorStatus; |
| 51 | xpmData mdata; |
| 52 | |
| 53 | xpmInitXpmImage(&image); |
| 54 | xpmInitXpmInfo(&info); |
| 55 | |
| 56 | /* open buffer to read */ |
| 57 | OpenBuffer(buffer, &mdata); |
| 58 | |
| 59 | /* create the XImage from the XpmData */ |
| 60 | if (attributes) { |
| 61 | xpmInitAttributes(attributes); |
| 62 | xpmSetInfoMask(&info, attributes); |
| 63 | ErrorStatus = xpmParseDataAndCreate(display, &mdata, |
| 64 | image_return, shapeimage_return, |
| 65 | &image, &info, attributes); |
| 66 | } else |
| 67 | ErrorStatus = xpmParseDataAndCreate(display, &mdata, |
| 68 | image_return, shapeimage_return, |
| 69 | &image, NULL, attributes); |
| 70 | if (attributes) { |
| 71 | if (ErrorStatus >= 0) /* no fatal error */ |
| 72 | xpmSetAttributes(attributes, &image, &info); |
| 73 | XpmFreeXpmInfo(&info); |
| 74 | } |
| 75 | |
| 76 | /* free the XpmImage */ |
| 77 | XpmFreeXpmImage(&image); |
| 78 | |
| 79 | return (ErrorStatus); |
| 80 | } |
| 81 | |
| 82 | int |
| 83 | XpmCreateXpmImageFromBuffer(buffer, image, info) |
| 84 | char *buffer; |
| 85 | XpmImage *image; |
| 86 | XpmInfo *info; |
| 87 | { |
| 88 | xpmData mdata; |
| 89 | int ErrorStatus; |
| 90 | |
| 91 | /* init returned values */ |
| 92 | xpmInitXpmImage(image); |
| 93 | xpmInitXpmInfo(info); |
| 94 | |
| 95 | /* open buffer to read */ |
| 96 | OpenBuffer(buffer, &mdata); |
| 97 | |
| 98 | /* create the XpmImage from the XpmData */ |
| 99 | ErrorStatus = xpmParseData(&mdata, image, info); |
| 100 | |
| 101 | return (ErrorStatus); |
| 102 | } |
| 103 | |
| 104 | /* |
| 105 | * open the given buffer to be read or written as an xpmData which is returned |
| 106 | */ |
| 107 | static void |
| 108 | OpenBuffer(buffer, mdata) |
| 109 | char *buffer; |
| 110 | xpmData *mdata; |
| 111 | { |
| 112 | mdata->type = XPMBUFFER; |
| 113 | mdata->cptr = buffer; |
| 114 | mdata->CommentLength = 0; |
| 115 | } |