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rockbox/apps/recorder/sokoban.c
Björn Stenberg 7826fc39f2 Changed level array to more friendly format. 
Made all global variables static.
Replaced nested ifs with switches.
Added button exit in "you win" display.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1123 a1c6a512-1295-4272-9138-f99709370657
2002-06-20 10:49:15 +00:00

973 lines
30 KiB
C
Raw Blame History

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Eric Linenberg
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <sprintf.h>
#include "config.h"
#include "sokoban.h"
#include "lcd.h"
#include "button.h"
#include "kernel.h"
#ifdef SIMULATOR
#include <stdio.h>
#endif
#include <string.h>
#define SOKOBAN_TITLE "Sokoban"
#define SOKOBAN_TITLE_FONT 2
#define NUM_LEVELS sizeof(levels)/320
static char board[16][20];
static int current_level=0;
static int moves=0;
static int row=0;
static int col=0;
static int boxes_to_go=0;
static int current_spot=1;
/* 320 boxes per level */
static const char levels[][320] = {
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};
void load_level (int level_to_load) {
int a = 0;
int b = 0;
int c = 0;
current_spot=1;
boxes_to_go = 0;
/* load level into board */
/* get to the current level in the level array */
for(b=0 ; b<16 ; b++) {
for (c=0 ; c<20 ; c++) {
board[b][c] = levels[level_to_load][a] - '0';
a++;
if (board[b][c]==5) {
row = b;
col = c;
}
if (board[b][c]==3)
boxes_to_go++;
}
}
return;
}
void update_screen(void) {
int b = 0;
int c = 0;
char s[25];
/* load the board to the screen */
for(b=0 ; b<16 ; b++) {
for (c=0 ; c<20 ; c++) {
switch ( board[b][c] ) {
case 0: /* this is a black space */
lcd_drawrect (c*4, b*4, c*4+3, b*4+3);
lcd_drawrect (c*4+1, b*4+1, c*4+2, b*4+2);
break;
case 2: /* this is a wall */
lcd_drawpixel (c*4, b*4);
lcd_drawpixel (c*4+2, b*4);
lcd_drawpixel (c*4+1, b*4+1);
lcd_drawpixel (c*4+3, b*4+1);
lcd_drawpixel (c*4, b*4+2);
lcd_drawpixel (c*4+2, b*4+2);
lcd_drawpixel (c*4+1, b*4+3);
lcd_drawpixel (c*4+3, b*4+3);
break;
case 3: /* this is a home location */
lcd_drawrect (c*4+1, b*4+1, c*4+2, b*4+2);
break;
case 4: /* this is a box */
lcd_drawrect (c*4, b*4, c*4+3, b*4+3);
break;
case 5: /* this is you */
lcd_drawline (c*4+1, b*4, c*4+2, b*4);
lcd_drawline (c*4, b*4+1, c*4+3, b*4+1);
lcd_drawline (c*4+1, b*4+2, c*4+2, b*4+2);
lcd_drawpixel (c*4, b*4+3);
lcd_drawpixel (c*4+3, b*4+3);
break;
case 7: /* this is a box on a home spot */
lcd_drawrect (c*4, b*4, c*4+3, b*4+3);
lcd_drawrect (c*4+1, b*4+1, c*4+2, b*4+2);
break;
}
}
}
snprintf (s, sizeof(s), "%d", current_level+1);
lcd_putsxy (86, 20, s, 0);
snprintf (s, sizeof(s), "%d", moves);
lcd_putsxy (86, 52, s, 0);
lcd_drawrect (80,0,111,31);
lcd_drawrect (80,32,111,63);
lcd_putsxy (81, 10, "Level", 0);
lcd_putsxy (81, 42, "Moves", 0);
/* print out the screen */
lcd_update();
}
void sokoban_loop(void) {
int ii = 0;
moves = 0;
current_level = 0;
load_level(current_level);
update_screen();
while(1) {
switch ( button_get(true) ) {
case BUTTON_OFF:
/* get out of here */
return;
case BUTTON_F3:
/* increase level */
boxes_to_go=0;
break;
case BUTTON_F2:
/* same level */
load_level(current_level);
lcd_clear_display();
update_screen();
moves=0;
break;
case BUTTON_F1:
/* previous level */
if (current_level==0) {
current_level=0;
}
else {
current_level--;
}
load_level(current_level);
lcd_clear_display();
update_screen();
moves=0;
break;
case BUTTON_LEFT:
switch ( board[row][col-1] ) {
case 1: /* if it is a blank spot */
board[row][col-1]=5;
board[row][col]=current_spot;
current_spot=1;
col--;
moves++;
break;
case 3: /* if it is a home spot */
board[row][col-1]=5;
board[row][col]=current_spot;
current_spot=3;
col--;
moves++;
break;
case 4:
switch ( board[row][col-2] ) {
case 1: /* if we are going from blank to blank */
board[row][col-2]=board[row][col-1];
board[row][col-1]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
col--;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3: /* if we are going from a blank to home */
board[row][col-2]=7;
board[row][col-1]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
col--;
boxes_to_go--;
moves++;
break;
}
break;
case 7:
switch ( board[row][col-2] ) {
case 1: /* we are going from a home to a blank */
board[row][col-2]=4;
board[row][col-1]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
col--;
boxes_to_go++;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3: /* if we are going from a home to home */
board[row][col-2]=7;
board[row][col-1]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
col--;
moves++;
break;
}
}
lcd_clear_display();
update_screen();
break;
case BUTTON_RIGHT: /* if it is a blank spot */
switch ( board[row][col+1] ) {
case 1:
board[row][col+1]=5;
board[row][col]=current_spot;
current_spot=1;
col++;
moves++;
break;
case 3: /* if it is a home spot */
board[row][col+1]=5;
board[row][col]=current_spot;
current_spot=3;
col++;
moves++;
break;
case 4:
switch ( board[row][col+2] ) {
case 1: /* if we are going from blank to blank */
board[row][col+2]=board[row][col+1];
board[row][col+1]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
col++;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3: /* if we are going from a blank to home */
board[row][col+2]=7;
board[row][col+1]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
col++;
boxes_to_go--;
moves++;
break;
}
break;
case 7:
switch ( board[row][col+2] ) {
case 1: /* we are going from a home to a blank */
board[row][col+2]=4;
board[row][col+1]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
col++;
boxes_to_go++;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3:
board[row][col+2]=7;
board[row][col+1]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
col++;
moves++;
break;
}
break;
}
lcd_clear_display();
update_screen();
break;
case BUTTON_UP:
switch ( board[row-1][col] ) {
case 1: /* if it is a blank spot */
board[row-1][col]=5;
board[row][col]=current_spot;
current_spot=1;
row--;
moves++;
break;
case 3: /* if it is a home spot */
board[row-1][col]=5;
board[row][col]=current_spot;
current_spot=3;
row--;
moves++;
break;
case 4:
switch ( board[row-2][col] ) {
case 1: /* if we are going from blank to blank */
board[row-2][col]=board[row-1][col];
board[row-1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
row--;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3: /* if we are going from a blank to home */
board[row-2][col]=7;
board[row-1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
row--;
boxes_to_go--;
moves++;
break;
}
break;
case 7:
switch ( board[row-2][col] ) {
case 1: /* we are going from a home to a blank */
board[row-2][col]=4;
board[row-1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
row--;
boxes_to_go++;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3: /* if we are going from a home to home */
board[row-2][col]=7;
board[row-1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
row--;
moves++;
break;
}
break;
}
lcd_clear_display();
update_screen();
break;
case BUTTON_DOWN:
switch ( board[row+1][col] ) {
case 1: /* if it is a blank spot */
board[row+1][col]=5;
board[row][col]=current_spot;
current_spot=1;
row++;
moves++;
break;
case 3: /* if it is a home spot */
board[row+1][col]=5;
board[row][col]=current_spot;
current_spot=3;
row++;
moves++;
break;
case 4:
switch ( board[row+2][col] ) {
case 1: /* if we are going from blank to blank */
board[row+2][col]=board[row+1][col];
board[row+1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
row++;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3: /* if we are going from a blank to home */
board[row+2][col]=7;
board[row+1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=1;
row++;
boxes_to_go--;
moves++;
break;
}
break;
case 7:
switch ( board[row+2][col] ) {
case 1: /* we are going from a home to a blank */
board[row+2][col]=4;
board[row+1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
row++;
boxes_to_go++;
moves++;
break;
/* if there is a wall then do not move the box */
case 2:
/* do nothing */
break;
case 3: /* if we are going from a home to home */
board[row+2][col]=7;
board[row+1][col]=board[row][col];
board[row][col]=current_spot;
current_spot=3;
row++;
moves++;
break;
}
}
lcd_clear_display();
update_screen();
break;
}
if (boxes_to_go==0) {
moves=0;
current_level++;
if (current_level == NUM_LEVELS) {
for(ii=0; ii<30 ; ii++) {
lcd_clear_display();
lcd_putsxy(10, 20, "YOU WIN!!", 2);
lcd_update();
lcd_invertrect(0,0,111,63);
lcd_update();
if ( button_get(false) )
return;
}
return;
}
load_level(current_level);
lcd_clear_display();
update_screen();
}
}
}
void sokoban(void)
{
int w, h;
int len = strlen(SOKOBAN_TITLE);
lcd_getfontsize(SOKOBAN_TITLE_FONT, &w, &h);
/* Get horizontel centering for text */
len *= w;
if (len%2 != 0)
len = ((len+1)/2)+(w/2);
else
len /= 2;
if (h%2 != 0)
h = (h/2)+1;
else
h /= 2;
lcd_clear_display();
lcd_putsxy(LCD_WIDTH/2-len, (LCD_HEIGHT/2)-h, SOKOBAN_TITLE,
SOKOBAN_TITLE_FONT);
lcd_update();
sleep(HZ*2);
lcd_clear_display();
lcd_putsxy( 3,12, "[Off] to stop", 0);
lcd_putsxy( 3,22, "[F1] - level",0);
lcd_putsxy( 3,32, "[F2] same level",0);
lcd_putsxy( 3,42, "[F3] + level",0);
lcd_update();
sleep(HZ*2);
lcd_clear_display();
sokoban_loop();
}
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