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 == ONDAVX777_PAD)
 184 #define SNAKE_QUIT BUTTON_POWER
 185
 186 #elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
 187 #define SNAKE_QUIT      BUTTON_REC
 188 #define SNAKE_LEFT      BUTTON_LEFT
 189 #define SNAKE_RIGHT     BUTTON_RIGHT
 190 #define SNAKE_UP        BUTTON_UP
 191 #define SNAKE_DOWN      BUTTON_DOWN
 192 #define SNAKE_PLAYPAUSE BUTTON_PLAY
 193
 194 #else
 195 #error No keymap defined!
 196 #endif
 197
 198 #ifdef HAVE_TOUCHSCREEN
 199 #ifndef SNAKE_QUIT
 200 #define SNAKE_QUIT      BUTTON_TOPLEFT
 201 #endif
 202 #ifndef SNAKE_LEFT
 203 #define SNAKE_LEFT      BUTTON_MIDLEFT
 204 #endif
 205 #ifndef SNAKE_RIGHT
 206 #define SNAKE_RIGHT     BUTTON_MIDRIGHT
 207 #endif
 208 #ifndef SNAKE_UP
 209 #define SNAKE_UP        BUTTON_TOPMIDDLE
 210 #endif
 211 #ifndef SNAKE_DOWN
 212 #define SNAKE_DOWN      BUTTON_BOTTOMMIDDLE
 213 #endif
 214 #ifndef SNAKE_PLAYPAUSE
 215 #define SNAKE_PLAYPAUSE BUTTON_CENTER
 216 #endif
 217 #endif
 218
 219 #define BOARD_WIDTH (LCD_WIDTH/4)
 220 #define BOARD_HEIGHT (LCD_HEIGHT/4)
 221 #define NUM_SCORES  5
 222 #define SCORE_FILE  PLUGIN_GAMES_DIR "/snake.score"
 223
 224 static int board[BOARD_WIDTH][BOARD_HEIGHT],snakelength;
 225 static int score,level=1;
 226 static int dir,dead=0,quit=0;
 227 static bool apple;
 228
 229 static struct highscore highscores[NUM_SCORES];
 230
 231 void die (void)
 232 {
 233     char pscore[17];
 234     rb->lcd_clear_display();
 235     rb->snprintf(pscore,sizeof(pscore),"Your score: %d",score);
 236     rb->lcd_puts(0,0,"Oops...");
 237     rb->lcd_puts(0,1, pscore);
 238     if (highscore_update(score, level, "", highscores, NUM_SCORES) == 0) {
 239         rb->lcd_puts(0,2,"New High Score!");
 240     }
 241     else {
 242         rb->snprintf(pscore, sizeof(pscore),
 243             "High Score: %d", highscores[0].score);
 244         rb->lcd_puts(0,2,pscore);
 245     }
 246     rb->lcd_update();
 247     rb->sleep(3*HZ);
 248     dead=1;
 249 }
 250
 251 void colission (short x, short y)
 252 {
 253     if (x==BOARD_WIDTH || x<0 || y==BOARD_HEIGHT || y<0)
 254     {
 255         die();
 256         return;
 257     }
 258
 259     switch (board[x][y]) {
 260         case 0:
 261             break;
 262         case -1:
 263             snakelength+=2;
 264             score+=level;
 265             apple=false;
 266             break;
 267         default:
 268             die();
 269             break;
 270     }
 271 }
 272
 273 void move_head (short x, short y)
 274 {
 275     switch (dir) {
 276         case 0:
 277             y-=1;
 278             break;
 279         case 1:
 280             x+=1;
 281             break;
 282         case 2:
 283             y+=1;
 284             break;
 285         case 3:
 286             x-=1;
 287             break;
 288     }
 289     colission (x,y);
 290     if (dead)
 291         return;
 292     board[x][y]=1;
 293     rb->lcd_fillrect(x*4,y*4,4,4);
 294 }
 295
 296 void frame (void)
 297 {
 298     short x,y,head=0;
 299     for (x=0; x<BOARD_WIDTH; x++) {
 300         for (y=0; y<BOARD_HEIGHT; y++) {
 301             switch (board[x][y]) {
 302                 case 1:
 303                     if (!head) {
 304                         move_head(x,y);
 305                         if (dead)
 306                             return;
 307                         board[x][y]++;
 308                         head=1;
 309                     }
 310                     break;
 311                 case 0:
 312                     break;
 313                 case -1:
 314                     break;
 315                 default:
 316                     if (board[x][y]==snakelength) {
 317                         board[x][y]=0;
 318                         rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 319                         rb->lcd_fillrect(x*4,y*4,4,4);
 320                         rb->lcd_set_drawmode(DRMODE_SOLID);
 321                     }
 322                     else
 323                         board[x][y]++;
 324                     break;
 325             }
 326         }
 327     }
 328     rb->lcd_update();
 329 }
 330
 331 void redraw (void)
 332 {
 333     short x,y;
 334     rb->lcd_clear_display();
 335     for (x=0; x<BOARD_WIDTH; x++) {
 336         for (y=0; y<BOARD_HEIGHT; y++) {
 337             switch (board[x][y]) {
 338                 case -1:
 339                     rb->lcd_fillrect((x*4)+1,y*4,2,4);
 340                     rb->lcd_fillrect(x*4,(y*4)+1,4,2);
 341                     break;
 342                 case 0:
 343                     break;
 344                 default:
 345                     rb->lcd_fillrect(x*4,y*4,4,4);
 346                     break;
 347             }
 348         }
 349     }
 350     rb->lcd_update();
 351 }
 352
 353 void game_pause (void) {
 354     int button;
 355     rb->lcd_clear_display();
 356     rb->lcd_putsxy(3,12,"Game Paused");
 357 #if CONFIG_KEYPAD == RECORDER_PAD
 358     rb->lcd_putsxy(3,22,"[Play] to resume");
 359 #elif CONFIG_KEYPAD == ONDIO_PAD
 360     rb->lcd_putsxy(3,22,"[Mode] to resume");
 361 #endif
 362     rb->lcd_putsxy(3,32,"[Off] to quit");
 363     rb->lcd_update();
 364     while (1) {
 365         button=rb->button_get(true);
 366         switch (button) {
 367 #ifdef SNAKE_RC_QUIT
 368             case SNAKE_RC_QUIT:
 369 #endif
 370             case SNAKE_QUIT:
 371                 dead=1;
 372                 quit=1;
 373                 return;
 374             case SNAKE_PLAYPAUSE:
 375                 redraw();
 376                 rb->sleep(HZ/2);
 377                 return;
 378             default:
 379                 if (rb->default_event_handler(button)==SYS_USB_CONNECTED) {
 380                     dead = 1;
 381                     quit = 2;
 382                     return;
 383                 }
 384                 break;
 385         }
 386     }
 387 }
 388
 389
 390 void game (void) {
 391     int button;
 392     short x,y;
 393     while (1) {
 394         frame();
 395         if (dead)
 396             return;
 397         if (!apple) {
 398             do {
 399                 x=rb->rand() % BOARD_WIDTH;
 400                 y=rb->rand() % BOARD_HEIGHT;
 401             } while (board[x][y]);
 402             apple=true;
 403             board[x][y]=-1;
 404             rb->lcd_fillrect((x*4)+1,y*4,2,4);
 405             rb->lcd_fillrect(x*4,(y*4)+1,4,2);
 406         }
 407
 408         rb->sleep(HZ/level);
 409
 410         button=rb->button_get(false);
 411
 412 #ifdef HAS_BUTTON_HOLD
 413         if (rb->button_hold())
 414         button = SNAKE_PLAYPAUSE;
 415 #endif
 416
 417         switch (button) {
 418              case SNAKE_UP:
 419                  if (dir!=2) dir=0;
 420                  break;
 421              case SNAKE_RIGHT:
 422                  if (dir!=3) dir=1;
 423                  break;
 424              case SNAKE_DOWN:
 425                  if (dir!=0) dir=2;
 426                  break;
 427              case SNAKE_LEFT:
 428                  if (dir!=1) dir=3;
 429                  break;
 430 #ifdef SNAKE_RC_QUIT
 431              case SNAKE_RC_QUIT:
 432 #endif
 433              case SNAKE_QUIT:
 434                  quit = 1;
 435                  return;
 436              case SNAKE_PLAYPAUSE:
 437                  game_pause();
 438                  break;
 439              default:
 440                  if (rb->default_event_handler(button)==SYS_USB_CONNECTED) {
 441                      quit = 2;
 442                      return;
 443                  }
 444                  break;
 445         }
 446     }
 447 }
 448
 449 void game_init(void) {
 450     int selection=0;
 451     short x,y;
 452     bool menu_quit = false;
 453
 454     for (x=0; x<BOARD_WIDTH; x++) {
 455         for (y=0; y<BOARD_HEIGHT; y++) {
 456             board[x][y]=0;
 457         }
 458     }
 459     dead=0;
 460     apple=false;
 461     snakelength=4;
 462     score=0;
 463     board[11][7]=1;
 464
 465 #if LCD_DEPTH > 1
 466     fb_data *backdrop = rb->lcd_get_backdrop();
 467 #endif
 468
 469     MENUITEM_STRINGLIST(menu, "Snake Menu", NULL,
 470                         "Start New Game", "Starting Level",
 471                         "High Scores",
 472                         "Playback Control", "Quit");
 473
 474     rb->button_clear_queue();
 475
 476     while (!menu_quit) {
 477         switch(rb->do_menu(&menu, &selection, NULL, false))
 478         {
 479             case 0:
 480                 menu_quit = true; /* start playing */
 481                 break;
 482
 483             case 1:
 484                 rb->set_int("Starting Level", "", UNIT_INT, &level, NULL,
 485                             1, 1, 9, NULL );
 486                 break;
 487
 488             case 2:
 489 #if LCD_DEPTH > 1
 490                 rb->lcd_set_backdrop(NULL);
 491 #endif
 492                 highscore_show(NUM_SCORES, highscores, NUM_SCORES, true);
 493
 494                 rb->lcd_setfont(FONT_UI);
 495 #if LCD_DEPTH > 1
 496                 rb->lcd_set_backdrop(backdrop);
 497 #ifdef HAVE_LCD_COLOR
 498                 rb->lcd_set_background(rb->global_settings->bg_color);
 499                 rb->lcd_set_foreground(rb->global_settings->fg_color);
 500 #endif
 501 #endif
 502                 break;
 503
 504             case 3:
 505                 playback_control(NULL);
 506                 break;
 507
 508             case MENU_ATTACHED_USB:
 509                 quit = 2;
 510                 menu_quit = true;
 511                 break;
 512
 513             default:
 514                 quit = 1; /* quit program */
 515                 menu_quit = true;
 516                 break;
 517
 518         }
 519     }
 520 }
 521
 522 enum plugin_status plugin_start(const void* parameter)
 523 {
 524     (void)(parameter);
 525
 526     highscore_load(SCORE_FILE, highscores, NUM_SCORES);
 527     while(!quit)
 528     {
 529         game_init();
 530         if(quit)
 531             break;
 532         rb->lcd_clear_display();
 533         game();
 534     }
 535     highscore_save(SCORE_FILE, highscores, NUM_SCORES);
 536     return (quit==1)?PLUGIN_OK:PLUGIN_USB_CONNECTED;
 537 }
 538
 539 #endif