| 1 | |
| 2 | /* This file contains code for X-CHESS. |
| 3 | Copyright (C) 1986 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of X-CHESS. |
| 6 | |
| 7 | X-CHESS is distributed in the hope that it will be useful, |
| 8 | but WITHOUT ANY WARRANTY. No author or distributor |
| 9 | accepts responsibility to anyone for the consequences of using it |
| 10 | or for whether it serves any particular purpose or works at all, |
| 11 | unless he says so in writing. Refer to the X-CHESS General Public |
| 12 | License for full details. |
| 13 | |
| 14 | Everyone is granted permission to copy, modify and redistribute |
| 15 | X-CHESS, but only under the conditions described in the |
| 16 | X-CHESS General Public License. A copy of this license is |
| 17 | supposed to have been given to you along with X-CHESS so you |
| 18 | can know your rights and responsibilities. It should be in a |
| 19 | file named COPYING. Among other things, the copyright notice |
| 20 | and this notice must be preserved on all copies. */ |
| 21 | |
| 22 | |
| 23 | /* RCS Info: $Revision: 1.4 $ on $Date: 86/11/26 12:09:41 $ |
| 24 | * $Source: /users/faustus/xchess/RCS/button.c,v $ |
| 25 | * Copyright (c) 1986 Wayne A. Christopher, U. C. Berkeley CAD Group |
| 26 | * Permission is granted to do anything with this code except sell it |
| 27 | * or remove this message. |
| 28 | * |
| 29 | * Do stuff with the buttons. |
| 30 | * The configuration we're using is: Draw Back Pause |
| 31 | * Resign Fwd Flip |
| 32 | * Reset Save Easy (Switch) |
| 33 | */ |
| 34 | |
| 35 | #include "xchess.h" |
| 36 | |
| 37 | typedef enum choice { NOCHOICE, DRAW, RESIGN, REPLAY, SWITCH, FORE, SAVE, |
| 38 | STOP, FLIP, RESTART, EASY } choice; |
| 39 | |
| 40 | static struct but { |
| 41 | char *label; |
| 42 | int x, y; |
| 43 | int width, height; |
| 44 | choice which; |
| 45 | } buts[] = { |
| 46 | { "Draw", 0, 20, 108, 29, DRAW } , |
| 47 | { "Back", 109, 20, 108, 29, REPLAY } , |
| 48 | { "Pause", 219, 20, 108, 29, STOP } , |
| 49 | { "Resign", 0, 50, 108, 29, RESIGN } , |
| 50 | { "Fwd", 109, 50, 108, 29, FORE } , |
| 51 | { "Flip", 219, 50, 108, 29, FLIP } , |
| 52 | { "Reset", 0, 80, 108, 29, RESTART } , |
| 53 | { "Save", 109, 80, 108, 29, SAVE } , |
| 54 | #define EASY_OFFSET 8 |
| 55 | { "Switch", 219, 80, 108, 29, SWITCH } |
| 56 | /* { "NoEasy", 219, 80, 108, 29, EASY }*/ |
| 57 | } ; |
| 58 | static int easy = 1; |
| 59 | |
| 60 | void |
| 61 | button_draw(win) |
| 62 | windata *win; |
| 63 | { |
| 64 | int i, x, numbuts = sizeof (buts) / sizeof (struct but); |
| 65 | |
| 66 | XSetState(win->display, DefaultGC(win->display, 0), |
| 67 | win->border.pixel, WhitePixel(win->display, 0), |
| 68 | GXcopy, AllPlanes); |
| 69 | XSetLineAttributes(win->display, DefaultGC(win->display, 0), |
| 70 | BORDER_WIDTH, LineSolid, CapButt, |
| 71 | JoinMiter); |
| 72 | |
| 73 | XDrawLine(win->display, win->buttonwin, |
| 74 | DefaultGC(win->display, 0), |
| 75 | 0, 29, BUTTON_WIDTH, 29); |
| 76 | XDrawLine(win->display, win->buttonwin, |
| 77 | DefaultGC(win->display, 0), |
| 78 | 0, 60, BUTTON_WIDTH, 60); |
| 79 | XDrawLine(win->display, win->buttonwin, |
| 80 | DefaultGC(win->display, 0), |
| 81 | 108, 0, 108, BUTTON_HEIGHT); |
| 82 | XDrawLine(win->display, win->buttonwin, |
| 83 | DefaultGC(win->display, 0), |
| 84 | 219, 0, 219, BUTTON_HEIGHT); |
| 85 | |
| 86 | XSetFont(win->display, DefaultGC(win->display, 0), win->large->fid); |
| 87 | XSetForeground(win->display, DefaultGC(win->display, 0), |
| 88 | win->textcolor.pixel); |
| 89 | XSetBackground(win->display, DefaultGC(win->display, 0), |
| 90 | win->textback.pixel); |
| 91 | |
| 92 | for (i = 0; i < numbuts; i++) { |
| 93 | x = (buts[i].width - |
| 94 | XTextWidth(win->large, buts[i].label, |
| 95 | strlen(buts[i].label))) / 2; |
| 96 | |
| 97 | XDrawImageString(win->display, win->buttonwin, |
| 98 | DefaultGC(win->display, 0), |
| 99 | buts[i].x + x, buts[i].y, buts[i].label, |
| 100 | strlen(buts[i].label)); |
| 101 | } |
| 102 | return; |
| 103 | } |
| 104 | |
| 105 | void |
| 106 | button_service(win, event) |
| 107 | windata *win; |
| 108 | XEvent *event; |
| 109 | { |
| 110 | XKeyEvent *ev = &event->xkey; |
| 111 | choice c; |
| 112 | int i, numbuts = sizeof (buts) / sizeof (struct but); |
| 113 | char *s; |
| 114 | |
| 115 | ev->y += 15; |
| 116 | for (i = 0; i < numbuts; i++) |
| 117 | if ((ev->x >= buts[i].x) && (ev->x <= buts[i].x + |
| 118 | buts[i].width) && (ev->y >= buts[i].y) && |
| 119 | (ev->y <= buts[i].y + buts[i].height)) { |
| 120 | c = buts[i].which; |
| 121 | break; |
| 122 | } |
| 123 | if ((i == numbuts) || (c == NOCHOICE)) { |
| 124 | message_add(win, "Bad choice.\n", true); |
| 125 | return; |
| 126 | } |
| 127 | |
| 128 | if (loading_flag && (c != STOP)) { |
| 129 | message_add(win, "You can only use PAUSE now\n", true); |
| 130 | return; |
| 131 | } |
| 132 | |
| 133 | switch (c) { |
| 134 | case DRAW: |
| 135 | if (!oneboard) { |
| 136 | message_add(win, "Just a sec...\n", false); |
| 137 | if (!pop_question(((win == win1) ? win2 : win1), |
| 138 | "The other player wants\nto call the game a draw.\nDo you agree?\n")) { |
| 139 | message_add(win, |
| 140 | "The other player declines the draw\n", false); |
| 141 | return; |
| 142 | } |
| 143 | } |
| 144 | message_add(win1, "Draw agreed.\n", false); |
| 145 | if (!oneboard) |
| 146 | message_add(win2, "Draw agreed.\n", false); |
| 147 | cleanup("Draw agreed."); |
| 148 | break; |
| 149 | |
| 150 | case RESIGN: |
| 151 | if (!pop_question(win, "Are you sure\nyou want to resign?")) |
| 152 | return; |
| 153 | if ((oneboard && !progflag) || (nexttomove == win->color)) { |
| 154 | if (nexttomove == WHITE) |
| 155 | s = "White resigns."; |
| 156 | else |
| 157 | s = "Black resigns."; |
| 158 | if (oneboard) { |
| 159 | message_add(win, s, false); |
| 160 | message_add(win, "\n", false); |
| 161 | } else { |
| 162 | message_add(win1, s, false); |
| 163 | message_add(win, "\n", false); |
| 164 | message_add(win2, s, false); |
| 165 | message_add(win, "\n", false); |
| 166 | } |
| 167 | sleep(5); |
| 168 | cleanup(s); |
| 169 | } else { |
| 170 | message_add(win, "It's not your turn.\n", true); |
| 171 | } |
| 172 | break; |
| 173 | |
| 174 | case REPLAY: |
| 175 | if (!oneboard) { |
| 176 | message_add(win, "Just a sec...\n", false); |
| 177 | if (!pop_question(((win == win1) ? win2 : win1), |
| 178 | "The other player wants\nto take back his last move.\nDo you let him?\n")) { |
| 179 | message_add(win, |
| 180 | "The other player refuses...\n", false); |
| 181 | return; |
| 182 | } |
| 183 | } |
| 184 | if (!moves) { |
| 185 | message_add(win, "Can't back up...\n", true); |
| 186 | break; |
| 187 | } |
| 188 | message_add(win1, "Replaying...\n", false); |
| 189 | if (!oneboard) |
| 190 | message_add(win2, "Replaying...\n", false); |
| 191 | replay(); |
| 192 | if (progflag) |
| 193 | replay(); |
| 194 | break; |
| 195 | |
| 196 | case FORE: |
| 197 | if (!oneboard) { |
| 198 | message_add(win, "Just a sec...\n", false); |
| 199 | if (!pop_question(((win == win1) ? win2 : win1), |
| 200 | "The other player wants\nto do a 'fore'.\nIs that ok with you?\n")) { |
| 201 | message_add(win, |
| 202 | "The other player refuses...\n", false); |
| 203 | return; |
| 204 | } |
| 205 | } |
| 206 | if (!foremoves) { |
| 207 | message_add(win, "Can't go forward...\n", true); |
| 208 | break; |
| 209 | } |
| 210 | message_add(win1, "Moving forward...\n", false); |
| 211 | if (!oneboard) |
| 212 | message_add(win2, "Moving forward...\n", false); |
| 213 | forward(); |
| 214 | break; |
| 215 | |
| 216 | case SWITCH: |
| 217 | message_add(win, "You can't switch yet.\n", false); |
| 218 | break; |
| 219 | |
| 220 | case SAVE: |
| 221 | if (saveflag) { |
| 222 | message_add(win, |
| 223 | "Game is already being logged in file '", true); |
| 224 | message_add(win, record_file, true); |
| 225 | message_add(win, "'.\n", true); |
| 226 | } else { |
| 227 | message_add(win, "Saving game to file '", false); |
| 228 | message_add(win, record_file, false); |
| 229 | message_add(win, "'.\n", false); |
| 230 | record_save(); |
| 231 | } |
| 232 | break; |
| 233 | |
| 234 | case STOP: |
| 235 | if (loading_flag) { |
| 236 | loading_paused = (loading_paused ? false : true); |
| 237 | message_add(win, loading_paused ? |
| 238 | "Stopped.\nHit 'Pause' again to restart.\n" : |
| 239 | "Restarted.\n", false); |
| 240 | } else if (clock_started) { |
| 241 | if (!oneboard) { |
| 242 | message_add(win, "Just a sec...\n", false); |
| 243 | if (!pop_question(((win == win1) ? win2 : win1), |
| 244 | "The other player wants\nto stop the clock.\nDo you let him?\n")) { |
| 245 | message_add(win, |
| 246 | "The other player refuses to pause.\n", |
| 247 | false); |
| 248 | return; |
| 249 | } |
| 250 | } |
| 251 | message_add(win1, |
| 252 | "Clock stopped.\nHit 'Pause' again to restart.\n", |
| 253 | false); |
| 254 | if (!oneboard) |
| 255 | message_add(win2, |
| 256 | "Clock stopped.\nHit 'Pause' again to restart.\n", |
| 257 | false); |
| 258 | clock_started = false; |
| 259 | } else { |
| 260 | if (!oneboard) { |
| 261 | message_add(win, "Just a sec...\n", false); |
| 262 | if (!pop_question(((win == win1) ? win2 : win1), |
| 263 | "The other player wants\nto start the clock again.\nIs that ok?\n")) { |
| 264 | message_add(win, |
| 265 | "The other player refuses to resume.\n", |
| 266 | false); |
| 267 | return; |
| 268 | } |
| 269 | } |
| 270 | message_add(win1, "Clock restarted.\n", false); |
| 271 | if (!oneboard) |
| 272 | message_add(win2, "Clock restarted.\n", false); |
| 273 | clock_started = true; |
| 274 | } |
| 275 | break; |
| 276 | |
| 277 | case FLIP: |
| 278 | message_add(win, "Flipping window...\n", false); |
| 279 | win->flipped = win->flipped ? false : true; |
| 280 | win_redraw(win, (XEvent *) NULL); |
| 281 | break; |
| 282 | |
| 283 | case RESTART: |
| 284 | if (!oneboard) { |
| 285 | message_add(win, "Just a sec...\n", false); |
| 286 | if (!pop_question(((win == win1) ? win2 : win1), |
| 287 | "The other player wants\nto restart the game.\nDo you agree?\n")) { |
| 288 | message_add(win, |
| 289 | "The other player refuses to reset\n", false); |
| 290 | return; |
| 291 | } |
| 292 | } |
| 293 | message_add(win, "Restarting game.\n", false); |
| 294 | restart(); |
| 295 | break; |
| 296 | case EASY: |
| 297 | if (oneboard) { |
| 298 | int x; |
| 299 | if (easy) |
| 300 | easy = 0; |
| 301 | else |
| 302 | easy = 1; |
| 303 | |
| 304 | if (easy) |
| 305 | buts[EASY_OFFSET].label = " Easy "; |
| 306 | else |
| 307 | buts[EASY_OFFSET].label = "NoEasy"; |
| 308 | |
| 309 | program_easy(easy); |
| 310 | |
| 311 | x = (buts[EASY_OFFSET].width - |
| 312 | XTextWidth(win->large, |
| 313 | buts[EASY_OFFSET].label, |
| 314 | strlen(buts[EASY_OFFSET].label))) / 2; |
| 315 | |
| 316 | XSetFont(win->display, DefaultGC(win->display, |
| 317 | 0), win->large->fid); |
| 318 | XSetForeground(win->display, |
| 319 | DefaultGC(win->display, 0), |
| 320 | win->textcolor.pixel); |
| 321 | XSetBackground(win->display, |
| 322 | DefaultGC(win->display, 0), |
| 323 | win->textback.pixel); |
| 324 | |
| 325 | XDrawImageString(win->display, |
| 326 | win->buttonwin, |
| 327 | DefaultGC(win->display, 0), |
| 328 | buts[EASY_OFFSET].x + x, |
| 329 | buts[EASY_OFFSET].y, |
| 330 | buts[EASY_OFFSET].label, |
| 331 | strlen(buts[EASY_OFFSET].label)); |
| 332 | } |
| 333 | break; |
| 334 | } |
| 335 | return; |
| 336 | } |
| 337 | |