rockbox/apps/plugins/jackpot.c

/***************************************************************************
 *           __________        __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                   \/     \/     \/    \/         \/
 * $Id$
 *
 * Copyright (C) 2003 Pierre Delore
 *
 * 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.
 *
 ****************************************************************************/
/*
History:
* V1.0: 21/07/03
 First version with a dirty definition of the patterns.
* V1.1: 24/07/03
 Clean definition of the patterns. 
 Init message change
*/
                    
#include "plugin.h"

#ifdef HAVE_LCD_CHARCELLS

/* Jackpot game for the player */

static unsigned char pattern[]={
    0x00, 0x0A, 0x1F, 0x1F, 0x1F, 0x0e, 0x04, /* (+00)Coeur */
    0x00, 0x04, 0x0E, 0x1F, 0x1F, 0x04, 0x0E, /* (+07)Pique */
    0x00, 0x04, 0x0E, 0x1F, 0x0E, 0x04, 0x00, /* (+14)Carreau */
    0x00, 0x15, 0x0E, 0x1F, 0x0E, 0x15, 0x00, /* (+21)Treffle */
    0x03, 0x04, 0x0e, 0x1F, 0x1F, 0x1F, 0x0e, /* (+28)Cerise */
    0x00, 0x04, 0x04, 0x1F, 0x04, 0x0E, 0x1F, /* (+35)Carreau */
    0x04, 0x0E, 0x15, 0x04, 0x0A, 0x0A, 0x11, /* (+42)Homme */
    0x00, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00, /* (+49)Carre */
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* (+56)Empty */
    0x00, 0x0A, 0x1F, 0x1F, 0x1F, 0x0e, 0x04 /* (+63)Coeur */
};

static unsigned char str[12]; /*Containt the first line*/
static unsigned char h1,h2,h3; /*Handle for the pattern*/

/* here is a global api struct pointer. while not strictly necessary,
   it's nice not to have to pass the api pointer in all function calls
   in the plugin */
static struct plugin_api* rb;

/*Display the first line*/
static void display_first_line(int g)
{
    rb->snprintf(str,sizeof(str),"[   ]$%d",g);
    rb->lcd_puts(0,0,str);

    rb->lcd_putc(1,0, h1);
    rb->lcd_putc(2,0, h2);
    rb->lcd_putc(3,0, h3);
}

/*Call when the program exit*/
static void jackpot_exit(void *parameter)
{
    (void)parameter;
    
    /* Restore the old pattern (i don't find another way to do this. Any
       idea?) */
    rb->lcd_unlock_pattern(h1);
    rb->lcd_unlock_pattern(h2);
    rb->lcd_unlock_pattern(h3);

    /* Clear the screen */
    rb->lcd_clear_display();
}


/* this is the plugin entry point */
enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
{
    int i,button,w,j;
    int s[3];
    int n[3];
    int g=20;
    bool exit=false;
    bool go;

    /* this macro should be called as the first thing you do in the plugin.
       it test that the api version and model the plugin was compiled for
       matches the machine it is running on */
    TEST_PLUGIN_API(api);

    /* if you don't use the parameter, you can do like
       this to avoid the compiler warning about it */
    (void)parameter;

    /* if you are using a global api pointer, don't forget to copy it!
       otherwise you will get lovely "I04: IllInstr" errors... :-) */
    rb = api;
    rb->srand(*rb->current_tick);

    /*Get the pattern handle*/
    h1=rb->lcd_get_locked_pattern();
    h2=rb->lcd_get_locked_pattern();
    h3=rb->lcd_get_locked_pattern();

    /*Init message*/    
    rb->lcd_define_pattern(h1, pattern);
    rb->lcd_define_pattern(h2, pattern+7);
    rb->lcd_define_pattern(h3, pattern+28);
    rb->snprintf(str,sizeof(str),"%c%cJackpot%c%c",h1,h2,h2,h1);
    rb->lcd_puts(0,0,str);
    rb->snprintf(str,sizeof(str)," %c V1.1  %c",h3,h3);
    rb->lcd_puts(0,1,str);
    rb->sleep(HZ*2);
    rb->lcd_clear_display();

    /*First display*/
    rb->snprintf(str,sizeof(str),"[   ]$%d",g);
    rb->lcd_puts(0,0,str);
    rb->lcd_puts_scroll(0,1,"PLAY to begin");

    /*Empty the event queue*/
    rb->button_clear_queue();

    /* Define the start pattern */
    s[0]=(rb->rand()%9)*7;
    s[1]=(rb->rand()%9)*7;
    s[2]=(rb->rand()%9)*7;

    /*Main loop*/
    while (!exit)
    {
        /*Keyboard loop*/
        go=false;
        while (!go)
        {
            button = rb->button_get(true);
            switch ( button )
            {
                case BUTTON_STOP|BUTTON_REL:
                    exit = true;
                    go = true;
                    break;

                case BUTTON_PLAY|BUTTON_REL:
                    exit = false;
                    if (g>0)
                    {
                        go = true;
                        g--;
                    }
                    break;

                default:
                    if (rb->default_event_handler_ex(button, jackpot_exit,
                                                    NULL) == SYS_USB_CONNECTED)
                        return PLUGIN_USB_CONNECTED;
                    break;
            }
        }

        /*Clear the Second line*/
        rb->lcd_puts_scroll(0,1,"Good luck");

        /*GO !!!!*/
        if ( go && !exit )
        {
            /* How many pattern? */
            n[0]=(rb->rand()%15+5)*7;
            n[1]=(rb->rand()%15+5)*7;
            n[2]=(rb->rand()%15+5)*7;

            display_first_line(g);
            /* Jackpot Animation */
            while((n[0]>=0) || (n[1]>=0) || (n[2]>=0))
            {
                if (n[0]>=0)
                    rb->lcd_define_pattern(h1, pattern+s[0]);
                if (n[1]>=0)
                    rb->lcd_define_pattern(h2, pattern+s[1]);
                if (n[2]>=0)
                    rb->lcd_define_pattern(h3, pattern+s[2]);
                rb->sleep(HZ/24);
                rb->lcd_putc(1,0, h1);
                rb->lcd_putc(2,0, h2);
                rb->lcd_putc(3,0, h3);
                for(i=0;i<3;i++)
                {
                    if (n[i]>=0)
                    {
                        n[i]--;
                        s[i]++;
                        if (s[i]>=63)
                            s[i]=0;
                    }
                }
            }

            /* You won? */
            s[0]--;
            s[1]--;
            s[2]--;
            w=(s[0]/7)*100+(s[1]/7)*10+(s[2]/7);

            j=0;
            switch (w)
            {
                case 111 :
                    j=20;
                    break;
                case 000 :
                    j=15;
                    break;
                case 333 :
                    j=10;
                    break;
                case 222 :
                    j=8;
                    break;
                case 555 :
                    j=5;
                    break;
                case 777 :
                    j=4;
                    break;
                case 251 :
                    j=4;
                    break;
                case 510 :
                    j=4;
                    break;
                case 686 :
                    j=3;
                    break;
                case 585 :
                    j=3;
                    break;
                case 282 :
                    j=3;
                    break;
                case 484 :
                    j=3;
                    break;
                case 787 :
                    j=2;
                    break;
                case 383 :
                    j=2;
                    break;
                case 80 :
                    j=2;
                    break;
            }
            if (j==0)
            {
                rb->lcd_puts(0,1,"None...");
                if (g<=0)
                    rb->lcd_puts_scroll(0,1,"You lose...STOP to quit");
            }
            else
            {
                g+=j;
                display_first_line(g);
                rb->snprintf(str,sizeof(str),"You win %d$",j);
                rb->lcd_puts(0,1,str);
            }
        }
    }

    /* This is the end */
    jackpot_exit(NULL);
    /* Bye */
    return PLUGIN_OK;
}

#endif