menu.c

   1 /*
   2  * menu.c
   3  * Copyright (C) 1998 Brainchild Design - http://brainchilddesign.com/
   4  *
   5  * Copyright (C) 2001 Chuck Mason <cemason@users.sourceforge.net>
   6  *
   7  * Copyright (C) 2002 Florian Schulze <crow@icculus.org>
   8  *
   9  * This file is part of Jump'n'Bump.
  10  *
  11  * Jump'n'Bump is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * Jump'n'Bump is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  24  */
  25
  26 #include "globals.h"
  27
  28 char *menu_background;
  29
  30 char menu_pal[768];
  31 char menu_cur_pal[768];
  32
  33 char *message[] = {
  34         "Jump 'n Bump "JNB_VERSION,
  35         "by Brainchild Design in 1998.",
  36         "Code by Mattias Brynervall.",
  37         "Graphics by Martin Magnusson",
  38         "and Andreas Brynervall.",
  39         "Music by Anders Nilsson.",
  40         "Linux port by Chuck Mason.",
  41         "New SDL port by Florian Schulze.",
  42         "http://www.icculus.org/jumpnbump/",
  43         "Ryan C. Gordon made networking possible again!",
  44         "Visit our homepage at:",
  45         "http://www.algonet.se/~mattiasb",
  46         "Jump 'n Bump is e-mailware.",
  47         "That means you're supposed to send us an e-mail!",
  48         "Write for example where you're from",
  49         "and what you thought about this game.",
  50         "If you do that, you will greatly encourage us",
  51         "to make more games for you!",
  52         "Send your e-mail to: matbr656@student.liu.se",
  53         "Oh, and by the way, there're a lot of secrets!",
  54         "If you can't find them, you'd better ask us...",
  55         "If you'd like to contact a specific member of BCD,",
  56         "these are their e-mail addresses:",
  57         "Andreas Brynervall: andreasb@acc.umu.se",
  58         "Mattias Brynervall: matbr656@student.liu.se",
  59         "Martin Magnusson: marma102@student.liu.se",
  60         "Anders Nilsson: equel@swipnet.se",
  61         ""
  62 };
  63
  64 #define NUM_MESSAGES (sizeof(message)/sizeof(char *))
  65
  66 int menu(void)
  67 {
  68         int c1;
  69         int esc_pressed;
  70         int end_loop_flag, new_game_flag, fade_flag;
  71         int mod_vol = 0, mod_fade_direction = 0;
  72         int cur_message;
  73         int fade_dir, fade_count, fade_tick;
  74         char fade_pal[48];
  75         int update_count;
  76
  77         if (menu_init() != 0)
  78                 return 1;
  79
  80         mod_vol = 0;
  81         mod_fade_direction = 1;
  82         dj_ready_mod(MOD_MENU);
  83         dj_set_mod_volume((char)mod_vol);
  84         dj_set_sfx_volume(64);
  85         dj_start_mod();
  86         dj_set_nosound(0);
  87
  88         memset(fade_pal, 0, 48);
  89         setpalette(240, 16, fade_pal);
  90
  91         fade_dir = 0;
  92         fade_count = 0;
  93         fade_tick = 0;
  94         cur_message = NUM_MESSAGES - 1;
  95
  96         main_info.page_info[0].num_pobs = 0;
  97         main_info.page_info[1].num_pobs = 0;
  98         main_info.view_page = 0;
  99         main_info.draw_page = 1;
 100
 101         esc_pressed = key_pressed(1);
 102         end_loop_flag = new_game_flag = 0;
 103
 104         update_count = 1;
 105         while (1) {
 106
 107                 dj_mix();
 108
 109                 while (update_count) {
 110
 111                         if (key_pressed(1) == 1 && esc_pressed == 0) {
 112                                 end_loop_flag = 1;
 113                                 new_game_flag = 0;
 114                                 memset(menu_pal, 0, 768);
 115                                 mod_fade_direction = 0;
 116                         } else if (key_pressed(1) == 0)
 117                                 esc_pressed = 0;
 118
 119                         update_player_actions();
 120                         for (c1 = 0; c1 < JNB_MAX_PLAYERS; c1++) {
 121                                 if (end_loop_flag == 1 && new_game_flag == 1) {
 122                                         if ((player[c1].x >> 16) > (165 + c1 * 2)) {
 123                                                 if (player[c1].x_add < 0)
 124                                                         player[c1].x_add += 16384;
 125                                                 else
 126                                                         player[c1].x_add += 12288;
 127                                                 if (player[c1].x_add > 98304L)
 128                                                         player[c1].x_add = 98304L;
 129                                                 player[c1].direction = 0;
 130                                                 if (player[c1].anim == 0) {
 131                                                         player[c1].anim = 1;
 132                                                         player[c1].frame = 0;
 133                                                         player[c1].frame_tick = 0;
 134                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 135                                                 }
 136                                                 player[c1].enabled = 1;
 137                                         }
 138                                         if (!player[c1].action_up) {
 139                                                 if (player[c1].y_add < 0) {
 140                                                         player[c1].y_add += 32768;
 141                                                         if (player[c1].y_add > 0)
 142                                                                 player[c1].y_add = 0;
 143                                                 }
 144                                         }
 145                                         player[c1].y_add += 12288;
 146                                         if (player[c1].y_add > 36864 && player[c1].anim != 3) {
 147                                                 player[c1].anim = 3;
 148                                                 player[c1].frame = 0;
 149                                                 player[c1].frame_tick = 0;
 150                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 151                                         }
 152                                         player[c1].y += player[c1].y_add;
 153                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 154                                                 if ((player[c1].y >> 16) > (160 + c1 * 2)) {
 155                                                         player[c1].y = (160L + c1 * 2) << 16;
 156                                                         player[c1].y_add = 0;
 157                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 158                                                                 player[c1].anim = 0;
 159                                                                 player[c1].frame = 0;
 160                                                                 player[c1].frame_tick = 0;
 161                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 162                                                         }
 163                                                 }
 164                                         } else {
 165                                                 if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 166                                                         player[c1].y = (138L + c1 * 2) << 16;
 167                                                         player[c1].y_add = 0;
 168                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 169                                                                 player[c1].anim = 0;
 170                                                                 player[c1].frame = 0;
 171                                                                 player[c1].frame_tick = 0;
 172                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 173                                                         }
 174                                                         if (!player[c1].action_up)
 175                                                                 player[c1].jump_ready = 1;
 176                                                 }
 177                                         }
 178                                         player[c1].x += player[c1].x_add;
 179                                         if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 180                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (190 + c1 * 2)) {
 181                                                         player[c1].x = (165L + c1 * 2) << 16;
 182                                                         player[c1].x_add = 0;
 183                                                 }
 184                                                 if ((player[c1].x >> 16) > (190 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 185                                                         player[c1].x = (208L + c1 * 2) << 16;
 186                                                         player[c1].x_add = 0;
 187                                                 }
 188                                         }
 189                                 } else {
 190                                         if (player[c1].action_left && player[c1].action_right) {
 191                                                 if (player[c1].direction == 1) {
 192                                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 193                                                                 if (player[c1].x_add > 0) {
 194                                                                         player[c1].x_add -= 16384;
 195                                                                         if ((player[c1].y >> 16) >= (160 + c1 * 2))
 196                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 197                                                                 } else
 198                                                                         player[c1].x_add -= 12288;
 199                                                         }
 200                                                         if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 201                                                                 if (player[c1].x_add > 0) {
 202                                                                         player[c1].x_add -= 16384;
 203                                                                         if ((player[c1].y >> 16) >= (138 + c1 * 2))
 204                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 205                                                                 } else
 206                                                                         player[c1].x_add -= 12288;
 207                                                         }
 208                                                         if (player[c1].x_add < -98304L)
 209                                                                 player[c1].x_add = -98304L;
 210                                                         player[c1].direction = 1;
 211                                                         if (player[c1].anim == 0) {
 212                                                                 player[c1].anim = 1;
 213                                                                 player[c1].frame = 0;
 214                                                                 player[c1].frame_tick = 0;
 215                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 216                                                         }
 217                                                 } else {
 218                                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 219                                                                 if (player[c1].x_add < 0) {
 220                                                                         player[c1].x_add += 16384;
 221                                                                         if ((player[c1].y >> 16) >= (160 + c1 * 2))
 222                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 223                                                                 } else
 224                                                                         player[c1].x_add += 12288;
 225                                                         }
 226                                                         if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 227                                                                 if (player[c1].x_add < 0) {
 228                                                                         player[c1].x_add += 16384;
 229                                                                         if ((player[c1].y >> 16) >= (138 + c1 * 2))
 230                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 231                                                                 } else
 232                                                                         player[c1].x_add += 12288;
 233                                                         }
 234                                                         if (player[c1].x_add > 98304L)
 235                                                                 player[c1].x_add = 98304L;
 236                                                         player[c1].direction = 0;
 237                                                         if (player[c1].anim == 0) {
 238                                                                 player[c1].anim = 1;
 239                                                                 player[c1].frame = 0;
 240                                                                 player[c1].frame_tick = 0;
 241                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 242                                                         }
 243                                                 }
 244                                         } else if (player[c1].action_left) {
 245                                                 if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 246                                                         if (player[c1].x_add > 0) {
 247                                                                 player[c1].x_add -= 16384;
 248                                                                 if ((player[c1].y >> 16) >= (160 + c1 * 2))
 249                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 250                                                         } else
 251                                                                 player[c1].x_add -= 12288;
 252                                                 }
 253                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 254                                                         if (player[c1].x_add > 0) {
 255                                                                 player[c1].x_add -= 16384;
 256                                                                 if ((player[c1].y >> 16) >= (138 + c1 * 2))
 257                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 258                                                         } else
 259                                                                 player[c1].x_add -= 12288;
 260                                                 }
 261                                                 if (player[c1].x_add < -98304L)
 262                                                         player[c1].x_add = -98304L;
 263                                                 player[c1].direction = 1;
 264                                                 if (player[c1].anim == 0) {
 265                                                         player[c1].anim = 1;
 266                                                         player[c1].frame = 0;
 267                                                         player[c1].frame_tick = 0;
 268                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 269                                                 }
 270                                         } else if (player[c1].action_right) {
 271                                                 if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 272                                                         if (player[c1].x_add < 0) {
 273                                                                 player[c1].x_add += 16384;
 274                                                                 if ((player[c1].y >> 16) >= (160 + c1 * 2))
 275                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 276                                                         } else
 277                                                                 player[c1].x_add += 12288;
 278                                                 }
 279                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 280                                                         if (player[c1].x_add < 0) {
 281                                                                 player[c1].x_add += 16384;
 282                                                                 if ((player[c1].y >> 16) >= (138 + c1 * 2))
 283                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 284                                                         } else
 285                                                                 player[c1].x_add += 12288;
 286                                                 }
 287                                                 if (player[c1].x_add > 98304L)
 288                                                         player[c1].x_add = 98304L;
 289                                                 player[c1].direction = 0;
 290                                                 if (player[c1].anim == 0) {
 291                                                         player[c1].anim = 1;
 292                                                         player[c1].frame = 0;
 293                                                         player[c1].frame_tick = 0;
 294                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 295                                                 }
 296                                         } else {
 297                                                 if (((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) && (player[c1].y >> 16) >= (160 + c1 * 2)) {
 298                                                         if (player[c1].x_add < 0) {
 299                                                                 player[c1].x_add += 16384;
 300                                                                 if (player[c1].x_add > 0)
 301                                                                         player[c1].x_add = 0;
 302                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 303                                                         } else if (player[c1].x_add > 0) {
 304                                                                 player[c1].x_add -= 16384;
 305                                                                 if (player[c1].x_add < 0)
 306                                                                         player[c1].x_add = 0;
 307                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 308                                                         }
 309                                                 }
 310                                                 if ((((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) && (player[c1].y >> 16) >= (138 + c1 * 2))) {
 311                                                         if (player[c1].x_add < 0) {
 312                                                                 player[c1].x_add += 16384;
 313                                                                 if (player[c1].x_add > 0)
 314                                                                         player[c1].x_add = 0;
 315                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 316                                                         } else if (player[c1].x_add > 0) {
 317                                                                 player[c1].x_add -= 16384;
 318                                                                 if (player[c1].x_add < 0)
 319                                                                         player[c1].x_add = 0;
 320                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 321                                                         }
 322                                                 }
 323                                                 if (player[c1].anim == 1) {
 324                                                         player[c1].anim = 0;
 325                                                         player[c1].frame = 0;
 326                                                         player[c1].frame_tick = 0;
 327                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 328                                                 }
 329                                         }
 330                                         if ((player[c1].jump_ready == 1) && player[c1].action_up) {
 331                                                 if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 332                                                         if ((player[c1].y >> 16) >= (160 + c1 * 2)) {
 333                                                                 player[c1].y_add = -280000L;
 334                                                                 player[c1].anim = 2;
 335                                                                 player[c1].frame = 0;
 336                                                                 player[c1].frame_tick = 0;
 337                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 338                                                                 player[c1].jump_ready = 0;
 339                                                                 dj_play_sfx(SFX_JUMP, (unsigned short)(SFX_JUMP_FREQ + rnd(2000) - 1000), 64, 0, 0, -1);
 340                                                         }
 341                                                 } else {
 342                                                         if ((player[c1].y >> 16) >= (138 + c1 * 2)) {
 343                                                                 player[c1].y_add = -280000L;
 344                                                                 player[c1].anim = 2;
 345                                                                 player[c1].frame = 0;
 346                                                                 player[c1].frame_tick = 0;
 347                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 348                                                                 player[c1].jump_ready = 0;
 349                                                                 dj_play_sfx(SFX_JUMP, (unsigned short)(SFX_JUMP_FREQ + rnd(2000) - 1000), 64, 0, 0, -1);
 350                                                         }
 351                                                 }
 352                                         }
 353                                         if (!player[c1].action_up) {
 354                                                 if (player[c1].y_add < 0) {
 355                                                         player[c1].y_add += 32768;
 356                                                         if (player[c1].y_add > 0)
 357                                                                 player[c1].y_add = 0;
 358                                                 }
 359                                         }
 360                                         if (!player[c1].action_up)
 361                                                 player[c1].jump_ready = 1;
 362                                         player[c1].y_add += 12288;
 363                                         if (player[c1].y_add > 36864 && player[c1].anim != 3) {
 364                                                 player[c1].anim = 3;
 365                                                 player[c1].frame = 0;
 366                                                 player[c1].frame_tick = 0;
 367                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 368                                         }
 369                                         player[c1].y += player[c1].y_add;
 370                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 371                                                 if ((player[c1].y >> 16) > (160 + c1 * 2)) {
 372                                                         player[c1].y = (160L + c1 * 2) << 16;
 373                                                         player[c1].y_add = 0;
 374                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 375                                                                 player[c1].anim = 0;
 376                                                                 player[c1].frame = 0;
 377                                                                 player[c1].frame_tick = 0;
 378                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 379                                                         }
 380                                                 }
 381                                         } else {
 382                                                 if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 383                                                         player[c1].y = (138L + c1 * 2) << 16;
 384                                                         player[c1].y_add = 0;
 385                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 386                                                                 player[c1].anim = 0;
 387                                                                 player[c1].frame = 0;
 388                                                                 player[c1].frame_tick = 0;
 389                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 390                                                         }
 391                                                 }
 392                                         }
 393                                         player[c1].x += player[c1].x_add;
 394                                         if ((player[c1].x >> 16) < 0) {
 395                                                 player[c1].x = 0;
 396                                                 player[c1].x_add = 0;
 397                                         }
 398                                         if ((player[c1].x >> 16) > JNB_WIDTH) {
 399                                                 end_loop_flag = 1;
 400                                                 new_game_flag = 1;
 401                                                 memset(menu_pal, 0, 768);
 402                                                 mod_fade_direction = 0;
 403                                         }
 404                                         if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 405                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (190 + c1 * 2)) {
 406                                                         player[c1].x = (165L + c1 * 2) << 16;
 407                                                         player[c1].x_add = 0;
 408                                                 }
 409                                                 if ((player[c1].x >> 16) > (190 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 410                                                         player[c1].x = (208L + c1 * 2) << 16;
 411                                                         player[c1].x_add = 0;
 412                                                 }
 413                                         }
 414                                 }
 415                                 player[c1].frame_tick++;
 416                                 if (player[c1].frame_tick >= player_anims[player[c1].anim].frame[player[c1].frame].ticks) {
 417                                         player[c1].frame++;
 418                                         if (player[c1].frame >= player_anims[player[c1].anim].num_frames)
 419                                                 player[c1].frame = player_anims[player[c1].anim].restart_frame;
 420                                         player[c1].frame_tick = 0;
 421                                 }
 422                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 423                         }
 424
 425                         dj_mix();
 426
 427                         main_info.page_info[main_info.draw_page].num_pobs = 0;
 428
 429                         for (c1 = 3; c1 >= 0; c1--)
 430                                 add_pob(main_info.draw_page, player[c1].x >> 16, player[c1].y >> 16, player[c1].image + c1 * 18, &rabbit_gobs);
 431
 432                         update_objects();
 433
 434                         if (update_count == 1) {
 435                                 draw_begin();
 436                                 draw_pobs(main_info.draw_page);
 437                                 draw_end();
 438
 439                                 dj_mix();
 440
 441                                 if (mod_fade_direction == 1) {
 442                                         if (mod_vol < 35) {
 443                                                 mod_vol++;
 444                                                 dj_set_mod_volume((char)mod_vol);
 445                                         }
 446                                 } else {
 447                                         if (mod_vol > 0) {
 448                                                 mod_vol--;
 449                                                 dj_set_mod_volume((char)mod_vol);
 450                                         }
 451                                 }
 452                         }
 453
 454                         fade_flag = 0;
 455                         for (c1 = 0; c1 < 720; c1++) {
 456                                 if (menu_cur_pal[c1] < menu_pal[c1]) {
 457                                         menu_cur_pal[c1]++;
 458                                         fade_flag = 1;
 459                                 } else if (menu_cur_pal[c1] > menu_pal[c1]) {
 460                                         menu_cur_pal[c1]--;
 461                                         fade_flag = 2;
 462                                 }
 463                         }
 464                         if (fade_flag == 0 && end_loop_flag == 1) {
 465                                 menu_deinit();
 466                                 if (new_game_flag == 1)
 467                                         return 0;
 468                                 else
 469                                         return 1;
 470                         }
 471                         switch (fade_dir) {
 472                         case 0:
 473                                 if (fade_count < 30) {
 474                                         for (c1 = 0; c1 < 48; c1++) {
 475                                                 if (fade_pal[c1] > 0)
 476                                                         fade_pal[c1]--;
 477                                         }
 478                                         fade_count++;
 479                                 } else {
 480                                         draw_begin();
 481                                         clear_lines(0, 220, 20, 0);
 482                                         clear_lines(1, 220, 20, 0);
 483
 484                                         cur_message++;
 485                                         if (cur_message >= NUM_MESSAGES)
 486                                                 cur_message -= NUM_MESSAGES;
 487                                         put_text(0, 200, 220, message[cur_message], 2);
 488                                         put_text(1, 200, 220, message[cur_message], 2);
 489                                         fade_dir = 1;
 490                                         fade_count = 0;
 491                                         fade_tick = 0;
 492                                         draw_end();
 493                                 }
 494                                 break;
 495                         case 1:
 496                                 if (fade_count < 100) {
 497                                         for (c1 = 0; c1 < 48; c1++) {
 498                                                 if (fade_pal[c1] < menu_pal[c1 + 720])
 499                                                         fade_pal[c1]++;
 500                                         }
 501                                         fade_count++;
 502                                 } else {
 503                                         fade_dir = 0;
 504                                         fade_count = 0;
 505                                         fade_tick = 0;
 506                                 }
 507                                 break;
 508                         }
 509
 510                         for (c1 = 0; c1 < 48; c1++) {
 511                                 if (fade_pal[c1] > menu_pal[c1 + 720])
 512                                         fade_pal[c1]--;
 513                         }
 514
 515                         if (update_count == 1) {
 516                                 main_info.draw_page ^= 1;
 517                                 main_info.view_page ^= 1;
 518
 519                                 flippage(main_info.view_page);
 520
 521                                 wait_vrt(1);
 522                         }
 523
 524                         if (fade_flag != 0) {
 525                                 setpalette(0, 240, menu_cur_pal);
 526                         }
 527
 528                         if (update_count == 1) {
 529                                 setpalette(240, 16, fade_pal);
 530
 531                                 dj_mix();
 532
 533                                 draw_begin();
 534                                 redraw_pob_backgrounds(main_info.draw_page);
 535                                 draw_end();
 536                         }
 537
 538                         update_count--;
 539                 }
 540
 541                 update_count = intr_sysupdate();
 542
 543         }
 544
 545         menu_deinit();
 546         return 0;
 547
 548 }
 549
 550
 551 int menu_init(void)
 552 {
 553         char *handle;
 554         int c1;
 555
 556         fillpalette(0, 0, 0);
 557
 558         if ((handle = dat_open("menu.pcx")) == 0) {
 559                 strcpy(main_info.error_str, "Error loading 'menu.pcx', aborting...\n");
 560                 return 1;
 561         }
 562         if (read_pcx(handle, background_pic, JNB_WIDTH*JNB_HEIGHT, menu_pal) != 0) {
 563                 strcpy(main_info.error_str, "Error loading 'menu.pcx', aborting...\n");
 564                 return 1;
 565         }
 566         if ((handle = dat_open("menumask.pcx")) == 0) {
 567                 strcpy(main_info.error_str, "Error loading 'menumask.pcx', aborting...\n");
 568                 return 1;
 569         }
 570         if (read_pcx(handle, mask_pic, JNB_WIDTH*JNB_HEIGHT, 0) != 0) {
 571                 strcpy(main_info.error_str, "Error loading 'menumask.pcx', aborting...\n");
 572                 return 1;
 573         }
 574         memset(menu_cur_pal, 0, 768);
 575
 576         /* fix dark font */
 577         for (c1 = 0; c1 < 16; c1++) {
 578                 menu_pal[(240 + c1) * 3 + 0] = c1 << 2;
 579                 menu_pal[(240 + c1) * 3 + 1] = c1 << 2;
 580                 menu_pal[(240 + c1) * 3 + 2] = c1 << 2;
 581         }
 582
 583         recalculate_gob(&rabbit_gobs, menu_pal);
 584         recalculate_gob(&font_gobs, menu_pal);
 585         recalculate_gob(&object_gobs, menu_pal);
 586         register_background(background_pic, menu_pal);
 587         register_mask(mask_pic);
 588
 589         for (c1 = 0; c1 < JNB_MAX_PLAYERS; c1++) {
 590                 player[c1].enabled = 0;
 591                 player[c1].x = (long) rnd(150) << 16;
 592                 player[c1].y = (160L + c1 * 2) << 16;
 593                 player[c1].x_add = 0;
 594                 player[c1].y_add = 0;
 595                 player[c1].direction = rnd(2);
 596                 player[c1].jump_ready = 1;
 597                 player[c1].anim = 0;
 598                 player[c1].frame = 0;
 599                 player[c1].frame_tick = 0;
 600                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image;
 601         }
 602
 603         for (c1 = 0; c1 < NUM_OBJECTS; c1++)
 604                 objects[c1].used = 0;
 605
 606         main_info.page_info[0].num_pobs = 0;
 607         main_info.page_info[1].num_pobs = 0;
 608
 609         return 0;
 610
 611 }
 612
 613
 614 void menu_deinit(void)
 615 {
 616         dj_set_nosound(1);
 617 }