5 #include <librsvg/rsvg.h>
6 #include <librsvg/rsvg-cairo.h>
9 * TILE_NUMBER_X_OFFSET = 3
11 * || TILE_NUMBER_WIDTH = 34
13 * || | TILE_WIDTH = 40
16 * +-----+ - TILE_NUMBER_Y_OFFSET = 3 -
19 * || || TILE_NUMBER_HEIGHT = 24 |
21 * | _ | _ |-TILE_HEIGHT = 50
23 * || || TILE_SUN_HEIGHT = 20 |
25 * | | TILE_SUN_Y_OFFSET = 3 |
27 * || | TILE_SUN_WIDTH = 20
29 * || TILE_SUN_X_OFFSET = 10
32 #define TILE_HEIGHT 50
34 #define TILE_NUMBER_X_OFFSET 3
35 #define TILE_NUMBER_Y_OFFSET 3
36 #define TILE_NUMBER_WIDTH 34
37 #define TILE_NUMBER_HEIGHT 24
39 #define TILE_SUN_X_OFFSET 10
40 #define TILE_SUN_Y_OFFSET 3
41 #define TILE_SUN_WIDTH 20
42 #define TILE_SUN_HEIGHT 20
44 #define FATAL_ERROR(msg) \
45 do { fprintf (stderr, "Error: %s\n", msg); exit (1); } while (0)
47 char *colors[] = {"Black", "Blue", "Red", "Yellow"};
49 typedef enum {BLACK, BLUE, RED, YELLOW} color_t;
59 #define DECK_MAX_TILES 104
62 tile_t tiles[DECK_MAX_TILES];
66 #define TILE_GROUP_MAX_TILES DECK_MAX_TILES
68 typedef struct tile_group {
69 tile_t tiles[TILE_GROUP_MAX_TILES];
73 #define BOARD_MAX_TILE_GROUPS (DECK_MAX_TILES / 3)
75 typedef struct board {
76 tile_group_t groups[BOARD_MAX_TILE_GROUPS];
80 typedef struct player {
84 typedef struct selection_box {
85 int x1, x2, y1, y2, visible;
88 #define GAME_MAX_PLAYERS 4
89 #define GAME_WINDOW_DEFAULT_WIDTH 800
90 #define GAME_WINDOW_DEFAULT_HEIGHT 600
93 player_t players[GAME_MAX_PLAYERS];
97 selection_box_t selection_box;
98 RsvgHandle *blanktile;
99 RsvgHandle *selectedtile;
104 int click_x, click_y;
105 int release_x, release_y; /*Currently unused*/
108 static void selection_box_init(selection_box_t *box)
117 static void selection_box_draw(selection_box_t *box, cairo_t *cr)
119 cairo_rectangle (cr, box->x1, box->y1, box->x2 - box->x1, box->y2 - box->y1);
120 cairo_set_source_rgba(cr, 0.0, 0.1, 0.2, 0.5);
124 static void tile_init (tile_t *tile, color_t color, int number)
127 tile->number = number;
133 static void tile_set_x_y (tile_t *tile, int x, int y)
139 static void tile_print(tile_t tile)
141 printf("%6s %2d\n", colors[tile.color], tile.number + 1);
144 static void tile_draw(game_t *game, tile_t *tile, cairo_t *cr, GdkRegion *region)
146 char number_string[3];
148 GdkRectangle rectangle;
150 rectangle.x = tile->x - 1;
151 rectangle.y = tile->y - 1;
152 rectangle.width = TILE_WIDTH + 2;
153 rectangle.height = TILE_HEIGHT + 2;
154 if (gdk_region_rect_in (region, &rectangle) == GDK_OVERLAP_RECTANGLE_OUT)
157 len = snprintf (number_string, 3, "%d", tile->number + 1);
158 if (len < 0 || len >= 3)
159 FATAL_ERROR ("snprintf failed");
162 cairo_translate(cr, tile->x, tile->y);
165 rsvg_handle_render_cairo (game->selectedtile, cr);
167 rsvg_handle_render_cairo (game->blanktile, cr);
169 if (tile->color == BLACK)
170 cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
171 if (tile->color == BLUE)
172 cairo_set_source_rgb (cr, 0.0, 0.0, 1.0);
173 if (tile->color == RED)
174 cairo_set_source_rgb (cr, 1.0, 0.0, 0.0);
175 if (tile->color == YELLOW)
176 cairo_set_source_rgb (cr, 1.0, .843, 0.0);
177 if (tile->number + 1 > 9)
178 cairo_move_to (cr, 1, 25);
180 cairo_move_to (cr, 10, 25);
181 cairo_set_font_size(cr, 25);
182 cairo_show_text (cr, number_string);
187 static void tile_group_init(tile_group_t *tile_group)
189 tile_group->num_tiles = 0;
192 static void board_init(board_t *board)
195 board->num_groups = 0;
197 for (i = 0; i <= BOARD_MAX_TILE_GROUPS; ++i)
199 tile_group_init(&board->groups[i]);
203 static void player_init(player_t *player)
205 tile_group_init(&player->hand);
209 /* If tile_one < tile_two, then return value will be negative
210 if they are equal, 0 will be returned,
211 if tile_one > tile_two, then return value will be positive */
212 static int tile_compare(const void *one, const void *two)
214 const tile_t *tile_one = one;
215 const tile_t *tile_two = two;
216 return tile_one->number - tile_two->number;
219 static int tile_group_is_run_one(tile_group_t *tile_group)
222 qsort (&tile_group->tiles[0], tile_group->num_tiles,
223 sizeof (tile_t), tile_compare);
225 if (tile_group->num_tiles > 13 || tile_group->num_tiles < 3)
227 printf("fail run - invalid num tiles; ");
230 for (i = 0; i < tile_group->num_tiles - 1; ++i)
232 if(tile_group->tiles[i].color != tile_group->tiles[i + 1].color)
234 printf("fail run - colors don't match; ");
237 if( tile_group->tiles[i].number != tile_group->tiles[i + 1].number -1 &&
238 i+1 != tile_group->num_tiles)
240 printf("fail run - invalid number sequence; ");
248 static int tile_group_is_run_two(tile_group_t *tile_group)
251 int lowest = 14, highest = 0;
254 /* By definition, a run must have at least 3 tiles. Also, it's
255 * impossible for any group of tiles with more than 13 tiles to be
256 * a run, (there are only 13 unique numbers so a group with more
257 * than 13 tiles must have some duplicates).
259 if (tile_group->num_tiles < 3 || tile_group->num_tiles > 13)
264 /* Loop through all tiles in the group, ensuring that they are all
265 * the same color and finding the highest and lowest number in the
267 run_color = tile_group->tiles[0].color;
269 for (i = 0; i < tile_group->num_tiles; i++)
271 if (tile_group->tiles[i].color != run_color)
273 if (tile_group->tiles[i].number > highest)
275 highest = tile_group->tiles[i].number;
277 if (tile_group->tiles[i].number < lowest)
279 lowest = tile_group->tiles[i].number;
283 /* For a run, the difference between the highest and lowest tiles
284 * will always be one less than the number of tiles in the
285 * group. If not then we know it's not a run.
287 if (highest - lowest != tile_group->num_tiles - 1)
292 /* XXX: There's a bug here. We're guessing that at this point
293 * anything we're looking at must be a run. This would be correct
294 * if there were no duplicate tiles, but since there are
295 * duplicates this us quite broken. For example consider two
296 * sequences of entirely red tiles:
298 * This is a run: 1, 2, 3, 4
299 * But this is not: 1, 3, 4, 4
301 * As currently written, this function will consider both of these
302 * groups to be a run. One possible fix is to throw away the
303 * highest - lowest heuristic and instead simply sort the tiles up
304 * front and ensure the difference between each adjacent pair is
310 static int tile_group_is_set(tile_group_t *tile_group)
313 color_t seen_color[4];
314 for (i = 0; i < 4; i++)
317 if (tile_group->num_tiles > 4 || tile_group->num_tiles < 3)
319 printf("fail set - invalid num tiles; ");
322 for (i = 0; i <= tile_group->num_tiles - 1; ++i)
324 if (tile_group->tiles[i].number != tile_group->tiles[i + 1].number &&
325 i+1 != tile_group->num_tiles)
327 printf("fail set - numbers don't match; ");
330 seen_color[tile_group->tiles[i].color] += 1;
332 for (i = 0; i < 4; i++)
334 if (seen_color[i] > 1)
336 printf("fail set - repeat color; ");
343 static void deck_deal(game_t *game, deck_t *deck)
349 printf ("How many players(1-4) should I deal in? ");
350 game->num_players = getchar();
351 if (game->num_players == EOF)
353 printf ("\nGoodbye.\n");
357 game->num_players -= '0';
359 for (i = 0; i < game->num_players; ++i)
361 for (j = 0; j < 14; ++j)
363 rand_tile = ((deck->num_tiles + 1.0) * rand()) / (RAND_MAX + 1.0);
364 temp = deck->tiles[rand_tile];
365 deck->tiles[rand_tile] = deck->tiles[deck->num_tiles - 1];
366 game->players[i].hand.tiles[j] = temp;
367 deck->num_tiles -= 1;
368 game->players[i].hand.num_tiles += 1;
371 printf ("Game dealt for %d player(s)\n", game->num_players);
374 static void deck_init(deck_t *deck)
378 for (h = 0; h <= 1; ++h)
380 for (i = 0; i <= 3; ++i)
382 for (j = 0; j <= 12; ++j)
384 tile_init (&deck->tiles[deck->num_tiles++], i, j);
385 printf ("There are %d tiles in the deck\n", deck->num_tiles);
391 static void deck_shuffle(deck_t *deck)
396 for (last = deck->num_tiles; last > 0; --last)
398 rand_tile = ((last + 1.0) * rand()) / (RAND_MAX + 1.0);
399 temp = deck->tiles[rand_tile];
400 deck->tiles[rand_tile] = deck->tiles[last - 1];
401 deck->tiles[last - 1] = temp;
405 static void deck_print(deck_t *deck)
408 for (h = 0; h < 2; ++h)
410 for (i = 0; i < 4; ++i)
412 for (j = 0; j < 13; ++j)
414 tile_print(deck->tiles[j + (i * 13) + (h * 52)]);
418 printf ("There are %d tiles in the deck\n" , deck->num_tiles);
421 static void deck_spread(deck_t *deck)
424 for (i = 0; i < 8; i++)
426 for (j = 0; j < 13; j++)
428 deck->tiles[j + (i * 13)].x = j * 50;
429 deck->tiles[j + (i * 13)].y = i * 60;
434 static void deck_draw(game_t *game, cairo_t *cr, GdkRegion *region)
437 for (i = 0; i < game->deck.num_tiles; i++)
439 tile_draw(game, &game->deck.tiles[i], cr, region);
443 static void hand_print(game_t *game, int player)
446 for (i = 0; i < game->players[player].hand.num_tiles; i++)
448 tile_print(game->players[player].hand.tiles[i]);
452 static void hand_draw(game_t *game, int player, cairo_t *cr, GdkRegion *region)
455 int gwdw = GAME_WINDOW_DEFAULT_WIDTH;
456 int gwdh = GAME_WINDOW_DEFAULT_HEIGHT;
457 for (i = 0; i < game->players[player].hand.num_tiles; i++)
459 tile_set_x_y(&game->players[player].hand.tiles[i],
460 ((gwdw / game->players[player].hand.num_tiles)) * i,
461 (gwdh - TILE_HEIGHT - 6) );
463 for (i = 0; i < game->players[player].hand.num_tiles; i++)
465 tile_draw(game, &game->players[player].hand.tiles[i], cr, region);
469 static void game_init(game_t *game)
472 GError *error = NULL;
474 game->num_players = 0;
476 for (i = 0; i < GAME_MAX_PLAYERS; ++i)
478 player_init(&game->players[i]);
479 game->num_players += 1;
482 selection_box_init(&game->selection_box);
483 board_init(&game->board);
484 deck_init(&game->deck);
485 deck_shuffle(&game->deck);
487 game->selectedtile = rsvg_handle_new_from_file ("tiles/selectedtile.svg", &error);
489 FATAL_ERROR (error->message);
491 game->blanktile = rsvg_handle_new_from_file ("tiles/blanktile.svg", &error);
493 FATAL_ERROR (error->message);
495 game->current_tile = game->deck.num_tiles - 1;
496 game->select_mode = 1;
498 game->diff_x = game->diff_y = 0;
501 static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event, game_t *game)
505 cr = gdk_cairo_create (widget->window);
507 deck_draw(game, cr, event->region);
509 if (game->selection_box.visible)
510 selection_box_draw(&game->selection_box, cr);
512 hand_draw(game, 0, cr, event->region);
519 static gboolean on_key_press_event (GtkWidget *widget, GdkEventKey *event, game_t *game)
521 printf ("You pressed key %d\n", event->keyval);
526 static gboolean on_button_press_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
528 int i, tile_x, tile_y;
529 tile_t *curr_tile = &game->deck.tiles[game->current_tile];
531 for (i = 0; i < game->deck.num_tiles; i++)
533 tile_x = game->deck.tiles[i].x;
534 tile_y = game->deck.tiles[i].y;
535 if (event->x >= tile_x && event->x <= (tile_x + TILE_WIDTH) &&
536 event->y >= tile_y && event->y <= (tile_y + TILE_HEIGHT) )
538 game->select_mode = 0;
540 curr_tile = &game->deck.tiles[game->current_tile];
541 game->deck.tiles[game->current_tile].selected = 0;
542 gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
544 game->current_tile = i;
545 curr_tile = &game->deck.tiles[game->current_tile];
546 if (!curr_tile->selected)
547 curr_tile->selected = 1;
549 curr_tile->selected = 0;
550 gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
552 game->diff_x = event->x - tile_x;
553 game->diff_y = event->y - tile_y;
556 if (game->select_mode)
558 game->deck.tiles[game->current_tile].selected = 0;
559 gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
561 game->selection_box.visible = 1;
562 /*These next two lines are likely to be replaced by...*/
563 game->click_x = event->x;
564 game->click_y = event->y;
565 /*...these two lines*/
566 game->selection_box.x1 = event->x;
567 game->selection_box.x2 = event->x;
568 game->selection_box.y1 = event->y;
569 game->selection_box.y2 = event->y;
574 static gboolean on_button_release_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
576 if (game->select_mode)
578 game->select_mode = 0;
579 selection_box_t *box;
580 box = &game->selection_box;
582 int x_min = MIN(box->x1, box->x2);
583 int x_max = MAX(box->x1, box->x2);
584 int y_min = MIN(box->y1, box->y2);
585 int y_max = MAX(box->y1, box->y2);
586 int width = abs(box->x2 - box->x1);
587 int height = abs(box->y2 - box->y1);
590 gtk_widget_queue_draw_area (widget, x_min, y_min, width, height);
595 int i, tile_x, tile_y, tile_x2, tile_y2;
596 for (i = 0; i < game->deck.num_tiles; i++)
598 tile_x = game->deck.tiles[i].x;
599 tile_y = game->deck.tiles[i].y;
600 tile_x2 = tile_x + TILE_WIDTH;
601 tile_y2 = tile_y + TILE_HEIGHT;
602 if (/*If top-left corner*/
603 (tile_x >= x_min && tile_x <= x_max &&
604 tile_y >= y_min && tile_y <= y_max) ||
605 /*or bottom-right corner*/
606 (tile_x2 >= x_min && tile_x2 <= x_max &&
607 tile_y2 >= y_min && tile_y2 <= y_max) ||
608 /*or bottom-left corner*/
609 (tile_x >= x_min && tile_x <= x_max &&
610 tile_y2 >= y_min && tile_y2 <= y_max) ||
611 /*or top-right corner of tile selected*/
612 (tile_x2 >= x_min && tile_x2 <= x_max &&
613 tile_y >= y_min && tile_y <= y_max) ||
615 (y_min >= tile_y && y_min <= tile_y2 &&
616 x_min <= tile_x && x_max >= tile_x) ||
618 (x_min >= tile_x && x_min <= tile_x2 &&
619 y_min <= tile_y && y_max >= tile_y) ||
621 (y_min >= tile_y && y_min <= tile_y2 &&
622 x_min >= tile_x && x_min <= tile_x2) ||
624 (x_min >= tile_x && x_min <= tile_x2 &&
625 y_min >= tile_y && y_min <= tile_y) )
627 group.tiles[group.num_tiles] = game->deck.tiles[i];
631 printf("is run %d\n", tile_group_is_run_one(&group) );
632 printf("is set %d\n", tile_group_is_set(&group) );
633 for (i = 0; i < group.num_tiles; i++)
634 tile_print(group.tiles[i]);
636 game->select_mode = 1;
641 static gboolean on_button_motion_event (GtkWidget *widget, GdkEventMotion *event,
642 game_t *game, cairo_t *cr)
644 if (game->select_mode)
646 selection_box_t *box;
647 box = &game->selection_box;
650 gtk_widget_queue_draw_area ( widget, MIN(box->x1, box->x2), MIN(box->y1,box->y2), abs(box->x2 - box->x1), abs(box->y2 - box->y1) );
655 gtk_widget_queue_draw_area ( widget, MIN(box->x1, box->x2), MIN(box->y1, box->y2), abs(box->x2 - box->x1), abs(box->y2 - box->y1) );
659 for (i = 0; i < game->deck.num_tiles; i++)
661 if ((event->x >= game->deck.tiles[i].x &&
662 event->x <= game->deck.tiles[i].x + TILE_WIDTH) &&
663 (event->y >= game->deck.tiles[i].y &&
664 event->y <= game->deck.tiles[i].y + TILE_HEIGHT))
666 curr_tile = &game->deck.tiles[i];
667 curr_tile->selected = 1;
668 gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
675 tile = &game->deck.tiles[game->current_tile];
677 /* First, invalidate the region where the tile currently is. */
678 gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
680 /* Then, move the tile */
681 tile->x = event->x - game->diff_x;
682 tile->y = event->y - game->diff_y;
684 /* Finally, invalidate the region where the tile is now. */
685 gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
690 int main(int argc, char *argv[])
697 gtk_init (&argc, &argv);
700 deck_print(&game.deck);
701 deck_spread(&game.deck);
702 deck_deal(&game, &game.deck);
703 //hand_print(&game, 0); //With Zero being passed, will print hand for player 1(players[0])
704 //deck_print(&game.deck);
706 /* Create a new window */
707 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
708 gtk_window_set_default_size (GTK_WINDOW (window),
709 GAME_WINDOW_DEFAULT_WIDTH,
710 GAME_WINDOW_DEFAULT_HEIGHT);
712 gtk_widget_set_events (window,
715 GDK_BUTTON_MOTION_MASK |
716 GDK_BUTTON_PRESS_MASK |
717 GDK_BUTTON_RELEASE_MASK);
719 g_signal_connect (G_OBJECT (window), "delete_event",
720 G_CALLBACK (gtk_main_quit), NULL);
721 g_signal_connect (G_OBJECT (window), "expose_event",
722 G_CALLBACK (on_expose_event), &game);
723 g_signal_connect (G_OBJECT (window), "key_press_event",
724 G_CALLBACK (on_key_press_event), &game);
725 g_signal_connect (G_OBJECT (window), "button_press_event",
726 G_CALLBACK (on_button_press_event), &game);
727 g_signal_connect (G_OBJECT (window), "button_release_event",
728 G_CALLBACK (on_button_release_event), &game);
729 g_signal_connect (G_OBJECT (window), "motion_notify_event",
730 G_CALLBACK (on_button_motion_event), &game);
733 gtk_widget_show_all (window);