/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 Vicentini Martin * * 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 "plugin.h" #ifdef HAVE_LCD_BITMAP /* variable button definitions */ #if CONFIG_KEYPAD == RECORDER_PAD #define PUZZLE_QUIT BUTTON_OFF #define PUZZLE_SHUFFLE BUTTON_F1 #define PUZZLE_PICTURE BUTTON_F2 #elif CONFIG_KEYPAD == ONDIO_PAD #define PUZZLE_QUIT BUTTON_OFF #define PUZZLE_SHUFFLE_PICTURE_PRE BUTTON_MENU #define PUZZLE_SHUFFLE (BUTTON_MENU | BUTTON_REPEAT) #define PUZZLE_PICTURE (BUTTON_MENU | BUTTON_REL) #endif static struct plugin_api* rb; static int spots[20]; static int hole = 19, moves; static char s[5]; static bool pic = true; static unsigned char picture[20][32] = { { 0x00, 0x00, 0x00, 0x00, 0x18, 0x38, 0xf8, 0xd9, 0x10, 0xb0, 0x60, 0xc0, 0x80, 0x00, 0x30, 0x78, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x01, 0x07, 0xbf, 0xf8, 0x43, 0x1c, 0x61, 0x5e, 0xfc, 0xfc }, { 0x68, 0xc8, 0x48, 0x08, 0x98, 0x90, 0xb0, 0xa4, 0xa0, 0xc0, 0xc0, 0x88, 0x14, 0x08, 0x00, 0x00, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0f, 0x03, 0x00, 0x00, 0x30, 0x48, 0x79, 0x33, 0x06, 0x1c }, { 0x20, 0x00, 0x06, 0x09, 0x09, 0x06, 0x00, 0x80, 0x40, 0x80, 0x00, 0x08, 0x14, 0x08, 0x20, 0x00, 0x60, 0x30, 0x18, 0xf9, 0x70, 0x00, 0x00, 0x00, 0xf9, 0x18, 0x30, 0x60, 0x30, 0x18, 0x06, 0x32 }, { 0x00, 0x80, 0x42, 0xa0, 0x50, 0x90, 0x88, 0x88, 0x84, 0xa4, 0xa4, 0x64, 0x24, 0x18, 0x00, 0x40, 0x79, 0x4a, 0x31, 0x02, 0x05, 0x2a, 0xd5, 0xaa, 0x55, 0xaa, 0x55, 0xab, 0x56, 0xac, 0x58, 0xb0 }, { 0x04, 0x0a, 0x04, 0x00, 0x80, 0x80, 0xc0, 0xc8, 0x40, 0xc2, 0xc0, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x60, 0x38, 0x9c, 0xe7, 0x59, 0x0c, 0xc4, 0xfc, 0x3f, 0x07, 0x81, 0x00, 0x00, 0x00, 0x00, 0x00 }, { 0x00, 0x04, 0x00, 0x00, 0x80, 0xe0, 0x78, 0x1e, 0xa7, 0xd9, 0xcc, 0x76, 0x3b, 0x0d, 0x1f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x03, 0x13, 0x03, 0x03, 0x11, 0x29, 0x10, 0x00, 0x04, 0x2a, 0x0b, 0x0b }, { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0, 0xc0, 0x8e, 0x10, 0x00, 0x80, 0x80, 0x60, 0x38, 0x0a, 0x08, 0x05, 0x05, 0x07, 0x03, 0x03, 0x03, 0x03, 0x03, 0x01, 0x11, 0x01, 0x00, 0x00, 0x80 }, { 0x0e, 0x18, 0x31, 0x3e, 0x1c, 0x00, 0x00, 0x1c, 0x3e, 0x31, 0x18, 0x0c, 0x0c, 0x18, 0x30, 0x20, 0x00, 0x00, 0x08, 0x14, 0x08, 0x00, 0x02, 0x80, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00 }, { 0x60, 0xc0, 0x48, 0xc7, 0x60, 0xb8, 0x57, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0xd5, 0xaa, 0x75, 0x3a, 0x00, 0x00, 0x01, 0x23, 0x05, 0x05, 0x09, 0x0a, 0x0b, 0x0a, 0x07, 0x01, 0x00, 0x00, 0x00, 0x00 }, { 0xe5, 0x8d, 0x18, 0x30, 0x41, 0xc1, 0x8f, 0xfe, 0xf0, 0x81, 0x0a, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0x02, 0x06, 0x06, 0x04, 0x04, 0x04, 0x05, 0x07, 0x06, 0x00, 0x00, 0x00, 0x00 }, { 0x00, 0x00, 0x00, 0x10, 0x28, 0x10, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0xc0, 0xb0, 0x18, 0xcc, 0x24, 0x86, 0x42, 0x22, 0x31, 0x69, 0xd1, 0xa9, 0x51, 0xa1, 0x41, 0x02 }, { 0x00, 0x00, 0x00, 0x00, 0x40, 0xa1, 0x40, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x12, 0x16, 0x5c, 0x58, 0xf0, 0xc0, 0x00, 0x00, 0x06, 0x09, 0x09, 0x86, 0x60, 0x18, 0xc4, 0xf2 }, { 0x00, 0x00, 0x00, 0x80, 0x80, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0xc0, 0x80, 0x8c, 0x12, 0x6a, 0xa5, 0x95, 0xd2, 0xca, 0xc9, 0xe9, 0xe9, 0xe1, 0xe9, 0xe1, 0xe1, 0x62, 0x62, 0xc5, 0xc5 }, { 0x12, 0x0c, 0x00, 0x80, 0x80, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x82, 0x85, 0x02, 0x00, 0x00, 0x8a, 0x32, 0x6f, 0xd6, 0xaa, 0x55, 0x83, 0x01, 0x81, 0x01, 0x81, 0x82, 0x82, 0x0d, 0xbe, 0xdc }, { 0x00, 0x00, 0x00, 0x82, 0x00, 0x00, 0x00, 0x00, 0x41, 0x00, 0x00, 0x00, 0x02, 0x05, 0x02, 0x00, 0x00, 0x00, 0x01, 0x02, 0x01, 0x04, 0x00, 0x60, 0x90, 0x90, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00 }, { 0x3f, 0x6a, 0xc0, 0x9f, 0x20, 0x27, 0x48, 0x4b, 0x47, 0x22, 0x50, 0x0f, 0x95, 0x4a, 0x25, 0x90, 0x07, 0x0f, 0x17, 0x23, 0x43, 0x42, 0x44, 0x40, 0x44, 0x40, 0x42, 0x40, 0x60, 0x30, 0x3c, 0x1f }, { 0xd0, 0x50, 0x11, 0xb9, 0xef, 0x07, 0x80, 0x40, 0x30, 0x98, 0x9c, 0xbf, 0x60, 0xc7, 0x0d, 0x36, 0x59, 0x11, 0x21, 0x23, 0x22, 0x21, 0x30, 0x10, 0x0d, 0x42, 0x01, 0x80, 0x00, 0x40, 0x03, 0x0c }, { 0xc3, 0x81, 0x81, 0x00, 0x00, 0x01, 0x03, 0x03, 0x03, 0x03, 0x02, 0x01, 0x00, 0x00, 0x80, 0x80, 0x10, 0x91, 0x23, 0x23, 0x67, 0xe6, 0xe6, 0xa6, 0xa6, 0xa6, 0xa6, 0xa6, 0xb3, 0x93, 0x59, 0x49 }, { 0xc1, 0x71, 0xff, 0x54, 0x0a, 0x02, 0x06, 0x0e, 0x0e, 0x0a, 0x06, 0x02, 0x02, 0xc5, 0x7b, 0x17, 0x24, 0x10, 0x3b, 0x7f, 0x92, 0xa6, 0xa4, 0xa4, 0xa4, 0xa4, 0xa4, 0x66, 0x23, 0x11, 0x12, 0x0c }, { 0x55, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0xaa, 0x55, 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, 0xaa } }; /* draws a spot at the coordinates (x,y), range of p is 1-20 */ static void draw_spot(int p, int x, int y) { if (pic || p==20) { rb->lcd_bitmap (picture[p-1], x, y, 16, 16, true); } else { rb->lcd_drawrect(x, y, 16, 16); rb->lcd_clearrect(x+1, y+1, 14, 14); rb->snprintf(s, sizeof(s), "%d", p); rb->lcd_putsxy(x+2, y+4, s); } } /* check if the puzzle is solved */ static bool puzzle_finished(void) { int i; for (i=0; i<20; i++) if (spots[i] != (i+1)) return false; return true; } /* move a piece in any direction */ static void move_spot(int x, int y) { int i; spots[hole] = spots[hole-x-5*y]; hole -= (x+5*y); moves++; rb->snprintf(s, sizeof(s), "%d", moves); rb->lcd_putsxy(85, 20, s); for (i=4; i<=16; i+=4) { draw_spot(20, (hole%5)*16, (hole/5)*16); draw_spot(spots[hole], (hole%5)*16 + x*i, (hole/5)*16 + y*i); rb->lcd_update(); } spots[hole] = 20; } /* initializes the puzzle */ static void puzzle_init(void) { int i, r, temp, tsp[20]; moves = 0; rb->lcd_clear_display(); rb->lcd_drawrect(80, 0, 32, 64); rb->lcd_putsxy(81, 10, "Moves"); rb->snprintf(s, sizeof(s), "%d", moves); rb->lcd_putsxy(85, 20, s); /* shuffle spots */ for (i=19; i>=0; i--) { r = (rb->rand() % (i+1)); temp = spots[r]; spots[r] = spots[i]; spots[i] = temp; if (spots[i]==20) hole = i; } /* test if the puzzle is solvable */ for (i=0; i<20; i++) tsp[i] = spots[i]; r=0; /* First, check if the problem has even or odd parity, depending on where the empty square is */ if (((4-hole%5) + (3-hole/5))%2 == 1) ++r; /* Now check how many swaps we need to solve it */ for (i=0; i<19; i++) { while (tsp[i] != (i+1)) { temp = tsp[i]; tsp[i] = tsp[temp-1]; tsp[temp-1] = temp; ++r; } } /* if the random puzzle isn't solvable just change two spots */ if (r%2 == 1) { if (spots[0]!=20 && spots[1]!=20) { temp = spots[0]; spots[0] = spots[1]; spots[1] = temp; } else { temp = spots[2]; spots[2] = spots[3]; spots[3] = temp; } } /* draw spots to the lcd */ for (i=0; i<20; i++) draw_spot(spots[i], (i%5)*16, (i/5)*16); rb->lcd_update(); } /* the main game loop */ static int puzzle_loop(void) { int button; int lastbutton = BUTTON_NONE; int i; puzzle_init(); while(true) { button = rb->button_get(true); switch (button) { case PUZZLE_QUIT: /* get out of here */ return PLUGIN_OK; case PUZZLE_SHUFFLE: #ifdef PUZZLE_SHUFFLE_PICTURE_PRE if (lastbutton != PUZZLE_SHUFFLE_PICTURE_PRE) break; #endif /* mix up the pieces */ puzzle_init(); break; case PUZZLE_PICTURE: #ifdef PUZZLE_SHUFFLE_PICTURE_PRE if (lastbutton != PUZZLE_SHUFFLE_PICTURE_PRE) break; #endif /* change picture */ pic = (pic==true?false:true); for (i=0; i<20; i++) draw_spot(spots[i], (i%5)*16, (i/5)*16); rb->lcd_update(); break; case BUTTON_LEFT: if ((hole%5)<4 && !puzzle_finished()) move_spot(-1, 0); break; case BUTTON_RIGHT: if ((hole%5)>0 && !puzzle_finished()) move_spot(1, 0); break; case BUTTON_UP: if ((hole/5)<3 && !puzzle_finished()) move_spot(0, -1); break; case BUTTON_DOWN: if ((hole/5)>0 && !puzzle_finished()) move_spot(0, 1); break; default: if (rb->default_event_handler(button) == SYS_USB_CONNECTED) return PLUGIN_USB_CONNECTED; break; } if (button != BUTTON_NONE) lastbutton = button; } } enum plugin_status plugin_start(struct plugin_api* api, void* parameter) { int i, w, h; TEST_PLUGIN_API(api); (void)parameter; rb = api; /* print title */ rb->lcd_getstringsize("Sliding Puzzle", &w, &h); w = (w+1)/2; h = (h+1)/2; rb->lcd_clear_display(); rb->lcd_putsxy(LCD_WIDTH/2-w, (LCD_HEIGHT/2)-h, "Sliding Puzzle"); rb->lcd_update(); rb->sleep(HZ); /* print instructions */ rb->lcd_clear_display(); rb->lcd_setfont(FONT_SYSFIXED); #if CONFIG_KEYPAD == RECORDER_PAD rb->lcd_putsxy(3, 18, "[OFF] to stop"); rb->lcd_putsxy(3, 28, "[F1] shuffle"); rb->lcd_putsxy(3, 38, "[F2] change pic"); #elif CONFIG_KEYPAD == ONDIO_PAD rb->lcd_putsxy(0, 18, "[OFF] to stop"); rb->lcd_putsxy(0, 28, "[MENU..] shuffle"); rb->lcd_putsxy(0, 38, "[MENU] change pic"); #endif rb->lcd_update(); rb->sleep(HZ*2); rb->lcd_clear_display(); rb->lcd_drawrect(80, 0, 32, 64); rb->lcd_putsxy(81, 10, "Moves"); for (i=0; i<20; i++) { spots[i]=(i+1); draw_spot(spots[i], (i%5)*16, (i/5)*16); } hole = 19; pic = true; rb->lcd_update(); rb->sleep(HZ*2); return puzzle_loop(); } #endif