/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id: flipit.c,v 1.0 2003/01/18 23:51:47 * * 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 static struct plugin_api* rb; static int spots[20]; static int toggle[20]; static int cursor_pos, moves; static char s[5]; static char *ptr; static unsigned char spot_pic[2][28] = { { 0xe0, 0xf8, 0xfc, 0xfe, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xfc, 0xf8, 0xe0, 0x01, 0x07, 0x0f, 0x1f, 0x1f, 0x3f, 0x3f, 0x3f, 0x3f, 0x1f, 0x1f, 0x0f, 0x07, 0x01 }, { 0xe0, 0x18, 0x04, 0x02, 0x02, 0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x04, 0x18, 0xe0, 0x01, 0x06, 0x08, 0x10, 0x10, 0x20, 0x20, 0x20, 0x20, 0x10, 0x10, 0x08, 0x06, 0x01 } }; static unsigned char cursor_pic[32] = { 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 }; /* draw a spot at the coordinates (x,y), range of p is 0-19 */ static void draw_spot(int p) { ptr = spot_pic[spots[p]]; rb->lcd_bitmap (ptr, (p%5)*16+1, (p/5)*16+1, 14, 8, true); ptr += 14; rb->lcd_bitmap (ptr, (p%5)*16+1, (p/5)*16+9, 14, 6, true); } /* draw the cursor at the current cursor position */ static void draw_cursor(void) { int i,j; i = (cursor_pos%5)*16; j = (cursor_pos/5)*16; ptr = cursor_pic; rb->lcd_bitmap (ptr, i, j, 16, 8, false); ptr += 16; rb->lcd_bitmap (ptr, i, j+8, 16, 8, false); } /* clear the cursor where it is */ static void clear_cursor(void) { int i,j; i = (cursor_pos%5)*16; j = (cursor_pos/5)*16; rb->lcd_clearline(i, j, i+15, j); rb->lcd_clearline(i, j+15, i+15, j+15); rb->lcd_clearline(i, j, i, j+15); rb->lcd_clearline(i+15, j, i+15, j+15); } /* check if the puzzle is finished */ static bool flipit_finished(void) { int i; for (i=0; i<20; i++) if (!spots[i]) return false; clear_cursor(); return true; } /* draws the toggled spots */ static void flipit_toggle(void) { spots[cursor_pos] = 1-spots[cursor_pos]; toggle[cursor_pos] = 1-toggle[cursor_pos]; draw_spot(cursor_pos); if (cursor_pos%5 > 0) { spots[cursor_pos-1] = 1-spots[cursor_pos-1]; draw_spot(cursor_pos-1); } if (cursor_pos%5 < 4) { spots[cursor_pos+1] = 1-spots[cursor_pos+1]; draw_spot(cursor_pos+1); } if (cursor_pos/5 > 0) { spots[cursor_pos-5] = 1-spots[cursor_pos-5]; draw_spot(cursor_pos-5); } if (cursor_pos/5 < 3) { spots[cursor_pos+5] = 1-spots[cursor_pos+5]; draw_spot(cursor_pos+5); } moves++; rb->snprintf(s, sizeof(s), "%d", moves); rb->lcd_putsxy(85, 20, s); if (flipit_finished()) clear_cursor(); } /* move the cursor in any direction */ static void move_cursor(int x, int y) { if (!(flipit_finished())) { clear_cursor(); cursor_pos += (x+5*y); draw_cursor(); } rb->lcd_update(); } /* initialize the board */ static void flipit_init(void) { int i; rb->lcd_clear_display(); moves = 0; rb->lcd_drawrect(80, 0, 32, 64); rb->lcd_putsxy(81, 10, "Flips"); for (i=0; i<20; i++) { spots[i]=1; toggle[i]=1; draw_spot(i); } rb->lcd_update(); for (i=0; i<20; i++) { cursor_pos = (rb->rand() % 20); flipit_toggle(); } cursor_pos = 0; draw_cursor(); moves = 0; rb->lcd_clearrect(80, 0, 32, 64); rb->lcd_drawrect(80, 0, 32, 64); rb->lcd_putsxy(81, 10, "Flips"); rb->snprintf(s, sizeof(s), "%d", moves); rb->lcd_putsxy(85, 20, s); rb->lcd_update(); } /* the main game loop */ static bool flipit_loop(void) { int i; flipit_init(); while(true) { switch (rb->button_get(true)) { case BUTTON_OFF: /* get out of here */ return PLUGIN_OK; case BUTTON_F1: /* mix up the pieces */ flipit_init(); break; case BUTTON_F2: /* solve the puzzle */ if (!flipit_finished()) { for (i=0; i<20; i++) if (!toggle[i]) { clear_cursor(); cursor_pos = i; draw_cursor(); flipit_toggle(); rb->lcd_update(); rb->sleep(HZ*2/3); } } break; case BUTTON_F3: if (!flipit_finished()) { for (i=0; i<20; i++) if (!toggle[i]) { clear_cursor(); cursor_pos = i; draw_cursor(); flipit_toggle(); rb->lcd_update(); break; } } break; case BUTTON_PLAY: /* toggle the pieces */ if (!flipit_finished()) { flipit_toggle(); rb->lcd_update(); } break; case BUTTON_LEFT: if ((cursor_pos%5)>0) move_cursor(-1, 0); break; case BUTTON_RIGHT: if ((cursor_pos%5)<4) move_cursor(1, 0); break; case BUTTON_UP: if ((cursor_pos/5)>0) move_cursor(0, -1); break; case BUTTON_DOWN: if ((cursor_pos/5)<3) move_cursor(0, 1); break; case SYS_USB_CONNECTED: rb->usb_screen(); return PLUGIN_USB_CONNECTED; } } } /* called function from outside */ enum plugin_status plugin_start(struct plugin_api* api, void* parameter) { int w, h, i; TEST_PLUGIN_API(api); (void)parameter; rb = api; /* print title */ rb->lcd_getstringsize("FlipIt!", &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, "FlipIt!"); rb->lcd_update(); rb->sleep(HZ); /* print instructions */ rb->lcd_clear_display(); rb->lcd_putsxy(2, 8, "[OFF] to stop"); rb->lcd_putsxy(2, 18, "[PLAY] toggle"); rb->lcd_putsxy(2, 28, "[F1] shuffle"); rb->lcd_putsxy(2, 38, "[F2] solution"); rb->lcd_putsxy(2, 48, "[F3] step by step"); rb->lcd_update(); rb->sleep(HZ*3); rb->lcd_clear_display(); rb->lcd_drawrect(80, 0, 32, 64); rb->lcd_putsxy(81, 10, "Flips"); for (i=0; i<20; i++) { spots[i]=1; draw_spot(i); } rb->lcd_update(); rb->sleep(HZ*3/2); rb->srand(*rb->current_tick); return flipit_loop(); } #endif