apps/plugins/snake.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Itai Shaked
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 /*
  23 Snake!
  24
  25 by Itai Shaked
  26
  27 ok, a little explanation -
  28 board holds the snake and apple position - 1+ - snake body (the number
  29 represents the age [1 is the snake's head]).
  30 -1 is an apple, and 0 is a clear spot.
  31 dir is the current direction of the snake - 0=up, 1=right, 2=down, 3=left;
  32
  33 */
  34
  35 #include "plugin.h"
  36 #ifdef HAVE_LCD_BITMAP
  37 #include "lib/highscore.h"
  38 #include "lib/playback_control.h"
  39
  40 PLUGIN_HEADER
  41
  42 /* variable button definitions */
  43 #if CONFIG_KEYPAD == RECORDER_PAD
  44 #define SNAKE_QUIT BUTTON_OFF
  45 #define SNAKE_LEFT BUTTON_LEFT
  46 #define SNAKE_RIGHT BUTTON_RIGHT
  47 #define SNAKE_UP   BUTTON_UP
  48 #define SNAKE_DOWN BUTTON_DOWN
  49 #define SNAKE_PLAYPAUSE BUTTON_PLAY
  50
  51 #elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
  52 #define SNAKE_QUIT BUTTON_OFF
  53 #define SNAKE_LEFT BUTTON_LEFT
  54 #define SNAKE_RIGHT BUTTON_RIGHT
  55 #define SNAKE_UP   BUTTON_UP
  56 #define SNAKE_DOWN BUTTON_DOWN
  57 #define SNAKE_PLAYPAUSE BUTTON_SELECT
  58
  59 #elif CONFIG_KEYPAD == ONDIO_PAD
  60 #define SNAKE_QUIT BUTTON_OFF
  61 #define SNAKE_LEFT BUTTON_LEFT
  62 #define SNAKE_RIGHT BUTTON_RIGHT
  63 #define SNAKE_UP   BUTTON_UP
  64 #define SNAKE_DOWN BUTTON_DOWN
  65 #define SNAKE_PLAYPAUSE BUTTON_MENU
  66
  67 #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
  68       (CONFIG_KEYPAD == IRIVER_H300_PAD)
  69 #define SNAKE_QUIT BUTTON_OFF
  70 #define SNAKE_LEFT BUTTON_LEFT
  71 #define SNAKE_RIGHT BUTTON_RIGHT
  72 #define SNAKE_UP   BUTTON_UP
  73 #define SNAKE_DOWN BUTTON_DOWN
  74 #define SNAKE_PLAYPAUSE BUTTON_ON
  75
  76 #define SNAKE_RC_QUIT BUTTON_RC_STOP
  77
  78 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || \
  79       (CONFIG_KEYPAD == IPOD_3G_PAD) || \
  80       (CONFIG_KEYPAD == IPOD_1G2G_PAD)
  81 #define SNAKE_QUIT (BUTTON_SELECT|BUTTON_MENU)
  82 #define SNAKE_LEFT BUTTON_LEFT
  83 #define SNAKE_RIGHT BUTTON_RIGHT
  84 #define SNAKE_UP   BUTTON_MENU
  85 #define SNAKE_DOWN BUTTON_PLAY
  86 #define SNAKE_PLAYPAUSE BUTTON_SELECT
  87
  88 #elif (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
  89 #define SNAKE_QUIT BUTTON_POWER
  90 #define SNAKE_LEFT BUTTON_LEFT
  91 #define SNAKE_RIGHT BUTTON_RIGHT
  92 #define SNAKE_UP   BUTTON_UP
  93 #define SNAKE_DOWN BUTTON_DOWN
  94 #define SNAKE_PLAYPAUSE BUTTON_PLAY
  95
  96 #elif (CONFIG_KEYPAD == GIGABEAT_PAD)
  97 #define SNAKE_QUIT BUTTON_POWER
  98 #define SNAKE_LEFT BUTTON_LEFT
  99 #define SNAKE_RIGHT BUTTON_RIGHT
 100 #define SNAKE_UP   BUTTON_UP
 101 #define SNAKE_DOWN BUTTON_DOWN
 102 #define SNAKE_PLAYPAUSE BUTTON_SELECT
 103
 104 #elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
 105     (CONFIG_KEYPAD == SANSA_C200_PAD) || \
 106     (CONFIG_KEYPAD == SANSA_CLIP_PAD) || \
 107     (CONFIG_KEYPAD == SANSA_M200_PAD)
 108 #define SNAKE_QUIT BUTTON_POWER
 109 #define SNAKE_LEFT BUTTON_LEFT
 110 #define SNAKE_RIGHT BUTTON_RIGHT
 111 #define SNAKE_UP   BUTTON_UP
 112 #define SNAKE_DOWN BUTTON_DOWN
 113 #define SNAKE_PLAYPAUSE BUTTON_SELECT
 114
 115 #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
 116 #define SNAKE_QUIT (BUTTON_HOME|BUTTON_REPEAT)
 117 #define SNAKE_LEFT BUTTON_LEFT
 118 #define SNAKE_RIGHT BUTTON_RIGHT
 119 #define SNAKE_UP   BUTTON_UP
 120 #define SNAKE_DOWN BUTTON_DOWN
 121 #define SNAKE_PLAYPAUSE BUTTON_SELECT
 122
 123 #elif (CONFIG_KEYPAD == IRIVER_H10_PAD)
 124 #define SNAKE_QUIT BUTTON_POWER
 125 #define SNAKE_LEFT BUTTON_LEFT
 126 #define SNAKE_RIGHT BUTTON_RIGHT
 127 #define SNAKE_UP   BUTTON_SCROLL_UP
 128 #define SNAKE_DOWN BUTTON_SCROLL_DOWN
 129 #define SNAKE_PLAYPAUSE BUTTON_PLAY
 130
 131 #elif (CONFIG_KEYPAD == GIGABEAT_S_PAD)
 132 #define SNAKE_QUIT BUTTON_BACK
 133 #define SNAKE_LEFT BUTTON_LEFT
 134 #define SNAKE_RIGHT BUTTON_RIGHT
 135 #define SNAKE_UP   BUTTON_UP
 136 #define SNAKE_DOWN BUTTON_DOWN
 137 #define SNAKE_PLAYPAUSE BUTTON_SELECT
 138
 139 #elif (CONFIG_KEYPAD == MROBE100_PAD)
 140 #define SNAKE_QUIT BUTTON_POWER
 141 #define SNAKE_LEFT BUTTON_LEFT
 142 #define SNAKE_RIGHT BUTTON_RIGHT
 143 #define SNAKE_UP   BUTTON_UP
 144 #define SNAKE_DOWN BUTTON_DOWN
 145 #define SNAKE_PLAYPAUSE BUTTON_SELECT
 146
 147 #elif CONFIG_KEYPAD == IAUDIO_M3_PAD
 148 #define SNAKE_QUIT BUTTON_RC_REC
 149 #define SNAKE_LEFT BUTTON_RC_REW
 150 #define SNAKE_RIGHT BUTTON_RC_FF
 151 #define SNAKE_UP   BUTTON_RC_VOL_UP
 152 #define SNAKE_DOWN BUTTON_RC_VOL_DOWN
 153 #define SNAKE_PLAYPAUSE BUTTON_RC_PLAY
 154
 155 #define SNAKE_RC_QUIT BUTTON_REC
 156
 157 #elif (CONFIG_KEYPAD == COWOND2_PAD)
 158 #define SNAKE_QUIT BUTTON_POWER
 159
 160 #elif CONFIG_KEYPAD == CREATIVEZVM_PAD
 161 #define SNAKE_QUIT BUTTON_BACK
 162 #define SNAKE_LEFT BUTTON_LEFT
 163 #define SNAKE_RIGHT BUTTON_RIGHT
 164 #define SNAKE_UP   BUTTON_UP
 165 #define SNAKE_DOWN BUTTON_DOWN
 166 #define SNAKE_PLAYPAUSE BUTTON_PLAY
 167
 168 #elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
 169 #define SNAKE_QUIT BUTTON_POWER
 170 #define SNAKE_LEFT BUTTON_LEFT
 171 #define SNAKE_RIGHT BUTTON_RIGHT
 172 #define SNAKE_UP   BUTTON_UP
 173 #define SNAKE_DOWN BUTTON_DOWN
 174 #define SNAKE_PLAYPAUSE BUTTON_MENU
 175
 176 #elif CONFIG_KEYPAD == MROBE500_PAD
 177 #define SNAKE_QUIT BUTTON_POWER
 178 #define SNAKE_RC_QUIT BUTTON_RC_DOWN
 179
 180 #elif (CONFIG_KEYPAD == ONDAVX747_PAD)
 181 #define SNAKE_QUIT BUTTON_POWER
 182
 183 #elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
 184 #define SNAKE_QUIT      BUTTON_REC
 185 #define SNAKE_LEFT      BUTTON_LEFT
 186 #define SNAKE_RIGHT     BUTTON_RIGHT
 187 #define SNAKE_UP        BUTTON_UP
 188 #define SNAKE_DOWN      BUTTON_DOWN
 189 #define SNAKE_PLAYPAUSE BUTTON_PLAY
 190
 191 #else
 192 #error No keymap defined!
 193 #endif
 194
 195 #ifdef HAVE_TOUCHSCREEN
 196 #ifndef SNAKE_QUIT
 197 #define SNAKE_QUIT      BUTTON_TOPLEFT
 198 #endif
 199 #ifndef SNAKE_LEFT
 200 #define SNAKE_LEFT      BUTTON_MIDLEFT
 201 #endif
 202 #ifndef SNAKE_RIGHT
 203 #define SNAKE_RIGHT     BUTTON_MIDRIGHT
 204 #endif
 205 #ifndef SNAKE_UP
 206 #define SNAKE_UP        BUTTON_TOPMIDDLE
 207 #endif
 208 #ifndef SNAKE_DOWN
 209 #define SNAKE_DOWN      BUTTON_BOTTOMMIDDLE
 210 #endif
 211 #ifndef SNAKE_PLAYPAUSE
 212 #define SNAKE_PLAYPAUSE BUTTON_CENTER
 213 #endif
 214 #endif
 215
 216 #define BOARD_WIDTH (LCD_WIDTH/4)
 217 #define BOARD_HEIGHT (LCD_HEIGHT/4)
 218 #define NUM_SCORES  5
 219 #define SCORE_FILE  PLUGIN_GAMES_DIR "/snake.score"
 220
 221 static int board[BOARD_WIDTH][BOARD_HEIGHT],snakelength;
 222 static int score,level=1;
 223 static int dir,dead=0;
 224 static bool apple;
 225
 226 static struct highscore highscores[NUM_SCORES];
 227
 228 void die (void)
 229 {
 230     char pscore[17];
 231     rb->lcd_clear_display();
 232     rb->snprintf(pscore,sizeof(pscore),"Your score: %d",score);
 233     rb->lcd_puts(0,0,"Oops...");
 234     rb->lcd_puts(0,1, pscore);
 235     if (highscore_update(score, level, "", highscores, NUM_SCORES) == 0) {
 236         rb->lcd_puts(0,2,"New High Score!");
 237     }
 238     else {
 239         rb->snprintf(pscore, sizeof(pscore),
 240             "High Score: %d", highscores[0].score);
 241         rb->lcd_puts(0,2,pscore);
 242     }
 243     rb->lcd_update();
 244     rb->sleep(3*HZ);
 245     dead=1;
 246 }
 247
 248 void colission (short x, short y)
 249 {
 250     switch (board[x][y]) {
 251         case 0:
 252             break;
 253         case -1:
 254             snakelength+=2;
 255             score+=level;
 256             apple=false;
 257             break;
 258         default:
 259             die();
 260             break;
 261     }
 262     if (x==BOARD_WIDTH || x<0 || y==BOARD_HEIGHT || y<0)
 263         die();
 264 }
 265
 266 void move_head (short x, short y)
 267 {
 268     switch (dir) {
 269         case 0:
 270             y-=1;
 271             break;
 272         case 1:
 273             x+=1;
 274             break;
 275         case 2:
 276             y+=1;
 277             break;
 278         case 3:
 279             x-=1;
 280             break;
 281     }
 282     colission (x,y);
 283     if (dead)
 284         return;
 285     board[x][y]=1;
 286     rb->lcd_fillrect(x*4,y*4,4,4);
 287 }
 288
 289 void frame (void)
 290 {
 291     short x,y,head=0;
 292     for (x=0; x<BOARD_WIDTH; x++) {
 293         for (y=0; y<BOARD_HEIGHT; y++) {
 294             switch (board[x][y]) {
 295                 case 1:
 296                     if (!head) {
 297                         move_head(x,y);
 298                         if (dead)
 299                             return;
 300                         board[x][y]++;
 301                         head=1;
 302                     }
 303                     break;
 304                 case 0:
 305                     break;
 306                 case -1:
 307                     break;
 308                 default:
 309                     if (board[x][y]==snakelength) {
 310                         board[x][y]=0;
 311                         rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 312                         rb->lcd_fillrect(x*4,y*4,4,4);
 313                         rb->lcd_set_drawmode(DRMODE_SOLID);
 314                     }
 315                     else
 316                         board[x][y]++;
 317                     break;
 318             }
 319         }
 320     }
 321     rb->lcd_update();
 322 }
 323
 324 void redraw (void)
 325 {
 326     short x,y;
 327     rb->lcd_clear_display();
 328     for (x=0; x<BOARD_WIDTH; x++) {
 329         for (y=0; y<BOARD_HEIGHT; y++) {
 330             switch (board[x][y]) {
 331                 case -1:
 332                     rb->lcd_fillrect((x*4)+1,y*4,2,4);
 333                     rb->lcd_fillrect(x*4,(y*4)+1,4,2);
 334                     break;
 335                 case 0:
 336                     break;
 337                 default:
 338                     rb->lcd_fillrect(x*4,y*4,4,4);
 339                     break;
 340             }
 341         }
 342     }
 343     rb->lcd_update();
 344 }
 345
 346 void game_pause (void) {
 347     int button;
 348     rb->lcd_clear_display();
 349     rb->lcd_putsxy(3,12,"Game Paused");
 350 #if CONFIG_KEYPAD == RECORDER_PAD
 351     rb->lcd_putsxy(3,22,"[Play] to resume");
 352 #elif CONFIG_KEYPAD == ONDIO_PAD
 353     rb->lcd_putsxy(3,22,"[Mode] to resume");
 354 #endif
 355     rb->lcd_putsxy(3,32,"[Off] to quit");
 356     rb->lcd_update();
 357     while (1) {
 358         button=rb->button_get(true);
 359         switch (button) {
 360 #ifdef SNAKE_RC_QUIT
 361             case SNAKE_RC_QUIT:
 362 #endif
 363             case SNAKE_QUIT:
 364                 dead=1;
 365                 return;
 366             case SNAKE_PLAYPAUSE:
 367                 redraw();
 368                 rb->sleep(HZ/2);
 369                 return;
 370             default:
 371                 if (rb->default_event_handler(button)==SYS_USB_CONNECTED) {
 372                     dead=2;
 373                     return;
 374                 }
 375                 break;
 376         }
 377     }
 378 }
 379
 380
 381 void game (void) {
 382     int button;
 383     short x,y;
 384     while (1) {
 385         frame();
 386         if (dead)
 387             return;
 388         if (!apple) {
 389             do {
 390                 x=rb->rand() % BOARD_WIDTH;
 391                 y=rb->rand() % BOARD_HEIGHT;
 392             } while (board[x][y]);
 393             apple=true;
 394             board[x][y]=-1;
 395             rb->lcd_fillrect((x*4)+1,y*4,2,4);
 396             rb->lcd_fillrect(x*4,(y*4)+1,4,2);
 397         }
 398
 399         rb->sleep(HZ/level);
 400
 401         button=rb->button_get(false);
 402
 403 #ifdef HAS_BUTTON_HOLD
 404         if (rb->button_hold())
 405         button = SNAKE_PLAYPAUSE;
 406 #endif
 407
 408         switch (button) {
 409              case SNAKE_UP:
 410                  if (dir!=2) dir=0;
 411                  break;
 412              case SNAKE_RIGHT:
 413                  if (dir!=3) dir=1;
 414                  break;
 415              case SNAKE_DOWN:
 416                  if (dir!=0) dir=2;
 417                  break;
 418              case SNAKE_LEFT:
 419                  if (dir!=1) dir=3;
 420                  break;
 421 #ifdef SNAKE_RC_QUIT
 422              case SNAKE_RC_QUIT:
 423 #endif
 424              case SNAKE_QUIT:
 425                  dead=1;
 426                  return;
 427              case SNAKE_PLAYPAUSE:
 428                  game_pause();
 429                  break;
 430              default:
 431                  if (rb->default_event_handler(button)==SYS_USB_CONNECTED) {
 432                      dead=2;
 433                      return;
 434                  }
 435                  break;
 436         }
 437     }
 438 }
 439
 440 void game_init(void) {
 441     int selection=0;
 442     short x,y;
 443     bool menu_quit = false;
 444
 445     for (x=0; x<BOARD_WIDTH; x++) {
 446         for (y=0; y<BOARD_HEIGHT; y++) {
 447             board[x][y]=0;
 448         }
 449     }
 450     dead=0;
 451     apple=false;
 452     snakelength=4;
 453     score=0;
 454     board[11][7]=1;
 455
 456     MENUITEM_STRINGLIST(menu, "Snake Menu", NULL,
 457                         "Start New Game", "Starting Level",
 458                         "High Scores",
 459                         "Playback Control", "Quit");
 460
 461     rb->button_clear_queue();
 462
 463     while (!menu_quit) {
 464         switch(rb->do_menu(&menu, &selection, NULL, false))
 465         {
 466             case 0:
 467                 menu_quit = true; /* start playing */
 468                 break;
 469
 470             case 1:
 471                 rb->set_int("Starting Level", "", UNIT_INT, &level, NULL,
 472                             1, 1, 9, NULL );
 473                 break;
 474
 475             case 2:
 476                 highscore_show(NUM_SCORES, highscores, NUM_SCORES, true);
 477                 break;
 478
 479             case 3:
 480                 playback_control(NULL);
 481                 break;
 482
 483             case MENU_ATTACHED_USB:
 484                 dead = 2;
 485                 menu_quit = true;
 486                 break;
 487
 488             default:
 489                 dead=1; /* quit program */
 490                 menu_quit = true;
 491                 break;
 492
 493         }
 494     }
 495 }
 496
 497 enum plugin_status plugin_start(UNUSED_ATTR const void* parameter)
 498 {
 499     highscore_load(SCORE_FILE, highscores, NUM_SCORES);
 500     while(dead == 0)
 501     {
 502         game_init();
 503         if(dead)
 504             break;
 505         rb->lcd_clear_display();
 506         game();
 507     }
 508     highscore_save(SCORE_FILE, highscores, NUM_SCORES);
 509     return (dead==1)?PLUGIN_OK:PLUGIN_USB_CONNECTED;
 510 }
 511
 512 #endif