#include <stdio.h>
#include <stdlib.h>
#include <time.h>
+#include <gtk/gtk.h>
+#include <librsvg/rsvg.h>
+#include <librsvg/rsvg-cairo.h>
+
+/*
+ * TILE_NUMBER_X_OFFSET = 3
+ * //
+ * || TILE_NUMBER_WIDTH = 34
+ * ||/ /
+ * || | TILE_WIDTH = 40
+ * || | /
+ * | |
+ * +-----+ - TILE_NUMBER_Y_OFFSET = 3 -
+ * |+---+| - |
+ * || || |
+ * || || TILE_NUMBER_HEIGHT = 24 |
+ * |+---+| - |
+ * | _ | _ |-TILE_HEIGHT = 50
+ * | / \ | |
+ * || || TILE_SUN_HEIGHT = 20 |
+ * | \_/ | _ |
+ * | | TILE_SUN_Y_OFFSET = 3 |
+ * +-----+ - -
+ * || | TILE_SUN_WIDTH = 20
+ * ||
+ * || TILE_SUN_X_OFFSET = 10
+ */
+#define TILE_WIDTH 40
+#define TILE_HEIGHT 50
+
+#define TILE_NUMBER_X_OFFSET 3
+#define TILE_NUMBER_Y_OFFSET 3
+#define TILE_NUMBER_WIDTH 34
+#define TILE_NUMBER_HEIGHT 24
+
+#define TILE_SUN_X_OFFSET 10
+#define TILE_SUN_Y_OFFSET 3
+#define TILE_SUN_WIDTH 20
+#define TILE_SUN_HEIGHT 20
+
+#define FATAL_ERROR(msg) \
+ do { fprintf (stderr, "Error: %s\n", msg); exit (1); } while (0)
char *colors[] = {"Black", "Blue", "Red", "Yellow"};
typedef enum {BLACK, BLUE, RED, YELLOW} color_t;
-typedef struct card {
+typedef struct tile {
color_t color;
int number;
-} card_t;
+ int x;
+ int y;
+} tile_t;
-#define DECK_MAX_CARDS 104
+#define DECK_MAX_TILES 104
typedef struct deck {
- card_t cards[DECK_MAX_CARDS];
- int num_cards;
+ tile_t tiles[DECK_MAX_TILES];
+ int num_tiles;
} deck_t;
-#define CARD_GROUP_MAX_CARDS DECK_MAX_CARDS
+#define TILE_GROUP_MAX_TILES DECK_MAX_TILES
-typedef struct card_group {
- card_t cards[CARD_GROUP_MAX_CARDS];
- int num_cards;
-} card_group_t;
+typedef struct tile_group {
+ tile_t tiles[TILE_GROUP_MAX_TILES];
+ int num_tiles;
+} tile_group_t;
-#define BOARD_MAX_CARD_GROUPS (DECK_MAX_CARDS / 3)
+#define BOARD_MAX_TILE_GROUPS (DECK_MAX_TILES / 3)
typedef struct board {
- card_group_t groups[BOARD_MAX_CARD_GROUPS];
+ tile_group_t groups[BOARD_MAX_TILE_GROUPS];
int num_groups;
} board_t;
typedef struct player {
- card_group_t hand;
+ tile_group_t hand;
} player_t;
+typedef struct selection_box {
+ int x1, x2, y1, y2, visible;
+} selection_box_t;
+
#define GAME_MAX_PLAYERS 4
+#define GAME_WINDOW_DEFAULT_WIDTH 800
+#define GAME_WINDOW_DEFAULT_HEIGHT 600
typedef struct game {
player_t players[GAME_MAX_PLAYERS];
int num_players;
board_t board;
deck_t deck;
+ selection_box_t selection_box;
+ RsvgHandle *blanktile;
+
+ int current_tile;
+ int select_mode;
+ int diff_x, diff_y;
+ int click_x, click_y;
+ int release_x, release_y; /*Currently unused*/
} game_t;
-static void card_print(card_t card)
+static void selection_box_init(selection_box_t *box)
+{
+ box->x1 = 0;
+ box->x2 = 0;
+ box->y1 = 0;
+ box->y2 = 0;
+ box->visible = 0;
+}
+
+static void selection_box_draw(selection_box_t *box, cairo_t *cr)
+{
+ cairo_rectangle (cr, box->x1, box->y1, box->x2 - box->x1, box->y2 - box->y1);
+ cairo_set_source_rgba(cr, 0.0, 0.1, 0.2, 0.5);
+ cairo_fill (cr);
+}
+
+static void tile_init (tile_t *tile, color_t color, int number)
+{
+ tile->color = color;
+ tile->number = number;
+ tile->x = 0;
+ tile->y = 0;
+}
+
+static void tile_set_x_y (tile_t *tile, int x, int y)
{
- printf("%6s %2d\n", colors[card.color], card.number + 1);
+ tile->x = x;
+ tile->y = y;
+}
+
+static void tile_print(tile_t tile)
+{
+ printf("%6s %2d\n", colors[tile.color], tile.number + 1);
+}
+
+static void tile_draw(game_t *game, tile_t *tile, cairo_t *cr, GdkRegion *region)
+{
+ char number_string[3];
+ int len;
+ GdkRectangle rectangle;
+
+ rectangle.x = tile->x - 1;
+ rectangle.y = tile->y - 1;
+ rectangle.width = TILE_WIDTH + 2;
+ rectangle.height = TILE_HEIGHT + 2;
+ if (gdk_region_rect_in (region, &rectangle) == GDK_OVERLAP_RECTANGLE_OUT)
+ return;
+
+ len = snprintf (number_string, 3, "%d", tile->number + 1);
+ if (len < 0 || len >= 3)
+ FATAL_ERROR ("snprintf failed");
+
+ cairo_save(cr);
+ cairo_translate(cr, tile->x, tile->y);
+ rsvg_handle_render_cairo (game->blanktile, cr);
+
+ if (tile->color == BLACK)
+ cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
+ if (tile->color == BLUE)
+ cairo_set_source_rgb (cr, 0.0, 0.0, 1.0);
+ if (tile->color == RED)
+ cairo_set_source_rgb (cr, 1.0, 0.0, 0.0);
+ if (tile->color == YELLOW)
+ cairo_set_source_rgb (cr, 1.0, .843, 0.0);
+ if (tile->number + 1 > 9)
+ cairo_move_to (cr, 1, 25);
+ else
+ cairo_move_to (cr, 10, 25);
+ cairo_set_font_size(cr, 25);
+ cairo_show_text (cr, number_string);
+
+ cairo_restore(cr);
}
-static void card_group_init(card_group_t *card_group)
+static void tile_group_init(tile_group_t *tile_group)
{
- card_group->num_cards = 0;
+ tile_group->num_tiles = 0;
}
static void board_init(board_t *board)
{
int i;
board->num_groups = 0;
-
- for (i = 0; i <= BOARD_MAX_CARD_GROUPS; ++i)
+
+ for (i = 0; i <= BOARD_MAX_TILE_GROUPS; ++i)
{
- card_group_init(&board->groups[i]);
+ tile_group_init(&board->groups[i]);
}
}
static void player_init(player_t *player)
{
- card_group_init(&player->hand);
+ tile_group_init(&player->hand);
}
-static int card_group_is_set(card_group_t *card_group)
+
+/* If tile_one < tile_two, then return value will be negative
+ if they are equal, 0 will be returned,
+ if tile_one > tile_two, then return value will be positive */
+static int tile_compare(const void *one, const void *two)
+{
+ const tile_t *tile_one = one;
+ const tile_t *tile_two = two;
+ return tile_one->number - tile_two->number;
+}
+
+static int tile_group_is_run_one(tile_group_t *tile_group)
{
int i;
- color_t seen_color[card_group->num_cards];
-
- if (card_group->num_cards > 4 || card_group->num_cards < 3)
+ qsort (&tile_group->tiles[0], tile_group->num_tiles,
+ sizeof (tile_t), tile_compare);
+
+ if (tile_group->num_tiles > 13 || tile_group->num_tiles < 3)
{
+ printf("fail run - invalid num tiles; ");
return 0;
}
- for (i = 0; i < card_group->num_cards - 1; ++i)
+ for (i = 0; i < tile_group->num_tiles - 1; ++i)
{
- if (card_group->cards[i].number != card_group->cards[i + 1].number)
- {
+ if(tile_group->tiles[i].color != tile_group->tiles[i + 1].color)
+ {
+ printf("fail run - colors don't match; ");
+ return 0;
+ }
+ if( tile_group->tiles[i].number != tile_group->tiles[i + 1].number -1 &&
+ i+1 != tile_group->num_tiles)
+ {
+ printf("fail run - invalid number sequence; ");
+ return 0;
+ }
+ }
+ return 1;
+}
+
+
+static int tile_group_is_run_two(tile_group_t *tile_group)
+{
+ int i;
+ int lowest = 14, highest = 0;
+ color_t run_color;
+
+ /* By definition, a run must have at least 3 tiles. Also, it's
+ * impossible for any group of tiles with more than 13 tiles to be
+ * a run, (there are only 13 unique numbers so a group with more
+ * than 13 tiles must have some duplicates).
+ */
+ if (tile_group->num_tiles < 3 || tile_group->num_tiles > 13)
+ {
+ return 0;
+ }
+
+ /* Loop through all tiles in the group, ensuring that they are all
+ * the same color and finding the highest and lowest number in the
+ * group. */
+ run_color = tile_group->tiles[0].color;
+
+ for (i = 0; i < tile_group->num_tiles; i++)
+ {
+ if (tile_group->tiles[i].color != run_color)
return 0;
+ if (tile_group->tiles[i].number > highest)
+ {
+ highest = tile_group->tiles[i].number;
+ }
+ if (tile_group->tiles[i].number < lowest)
+ {
+ lowest = tile_group->tiles[i].number;
}
}
- seen_color[i] = card_group->cards[i].color;
- for (i = 0; i < card_group->num_cards; ++i)
+
+ /* For a run, the difference between the highest and lowest tiles
+ * will always be one less than the number of tiles in the
+ * group. If not then we know it's not a run.
+ */
+ if (highest - lowest != tile_group->num_tiles - 1)
{
-
- seen_color[card_group->cards[i].color]++;
+ return 0;
}
+
+ /* XXX: There's a bug here. We're guessing that at this point
+ * anything we're looking at must be a run. This would be correct
+ * if there were no duplicate tiles, but since there are
+ * duplicates this us quite broken. For example consider two
+ * sequences of entirely red tiles:
+ *
+ * This is a run: 1, 2, 3, 4
+ * But this is not: 1, 3, 4, 4
+ *
+ * As currently written, this function will consider both of these
+ * groups to be a run. One possible fix is to throw away the
+ * highest - lowest heuristic and instead simply sort the tiles up
+ * front and ensure the difference between each adjacent pair is
+ * exactly 1.
+ */
return 1;
}
-#if 0
-static void deck_deal(deck_t *deck)
+static int tile_group_is_set(tile_group_t *tile_group)
{
- card_t temp;
- int rand_card;
int i;
- for (i = 0; i < Players )
+ color_t seen_color[4];
+ for (i = 0; i < 4; i++)
+ seen_color[i] = 0;
+
+ if (tile_group->num_tiles > 4 || tile_group->num_tiles < 3)
+ {
+ printf("fail set - invalid num tiles; ");
+ return 0;
+ }
+ for (i = 0; i <= tile_group->num_tiles - 1; ++i)
+ {
+ if (tile_group->tiles[i].number != tile_group->tiles[i + 1].number &&
+ i+1 != tile_group->num_tiles)
+ {
+ printf("fail set - numbers don't match; ");
+ return 0;
+ }
+ seen_color[tile_group->tiles[i].color] += 1;
+ }
+ for (i = 0; i < 4; i++)
+ {
+ if (seen_color[i] > 1)
+ {
+ printf("fail set - repeat color; ");
+ return 0;
+ }
+ }
+ return 1;
+}
+
+static void deck_deal(game_t *game, deck_t *deck)
+{
+ tile_t temp;
+ int rand_tile;
+ int i, j, newline;
+
+ printf ("How many players(1-4) should I deal in? ");
+ game->num_players = getchar();
+ if (game->num_players == EOF)
{
- rand_card = ((last + 1.0) * rand()) / (RAND_MAX + 1.0);
- temp = deck->cards[rand_card];
- deck->cards[rand_card] = deck->cards[last];
- deck->cards[last] = temp;
+ printf ("\nGoodbye.\n");
+ exit (1);
+ }
+ newline = getchar();
+ game->num_players -= '0';
+
+ for (i = 0; i < game->num_players; ++i)
+ {
+ for (j = 0; j < 14; ++j)
+ {
+ rand_tile = ((deck->num_tiles + 1.0) * rand()) / (RAND_MAX + 1.0);
+ temp = deck->tiles[rand_tile];
+ deck->tiles[rand_tile] = deck->tiles[deck->num_tiles - 1];
+ game->players[i].hand.tiles[j] = temp;
+ deck->num_tiles -= 1;
+ game->players[i].hand.num_tiles += 1;
+ }
}
+ printf ("Game dealt for %d player(s)\n", game->num_players);
}
-#endif
static void deck_init(deck_t *deck)
{
- int h, i, j;
- deck->num_cards = 0;
+ int h, i, j;
+ deck->num_tiles = 0;
for (h = 0; h <= 1; ++h)
{
- for (i = 0; i <= 3; ++i)
+ for (i = 0; i <= 3; ++i)
{
- for (j = 0; j <= 12; ++j)
+ for (j = 0; j <= 12; ++j)
{
- deck->cards[j + (i * 13) + (h * 52)].color = i;
- deck->cards[j + (i * 13) + (h * 52)].number = j;
- deck->num_cards += 1;
+ tile_init (&deck->tiles[deck->num_tiles++], i, j);
+ printf ("There are %d tiles in the deck\n", deck->num_tiles);
}
}
}
-}
+}
static void deck_shuffle(deck_t *deck)
{
- card_t temp;
- int rand_card;
+ tile_t temp;
+ int rand_tile;
int last;
- for (last = deck->num_cards; last > 0; --last)
+ for (last = deck->num_tiles; last > 0; --last)
{
- rand_card = ((last + 1.0) * rand()) / (RAND_MAX + 1.0);
- temp = deck->cards[rand_card];
- deck->cards[rand_card] = deck->cards[last];
- deck->cards[last] = temp;
+ rand_tile = ((last + 1.0) * rand()) / (RAND_MAX + 1.0);
+ temp = deck->tiles[rand_tile];
+ deck->tiles[rand_tile] = deck->tiles[last - 1];
+ deck->tiles[last - 1] = temp;
}
}
static void deck_print(deck_t *deck)
{
- int h, i, j;
- for (h = 0; h <= 1; ++h)
+ int h, i, j;
+ for (h = 0; h < 2; ++h)
{
- for (i = 0; i <= 3; ++i)
+ for (i = 0; i < 4; ++i)
{
- for (j = 0; j <= 12; ++j)
+ for (j = 0; j < 13; ++j)
{
- card_print(deck->cards[j + (i * 13) + (h * 52)]);
+ tile_print(deck->tiles[j + (i * 13) + (h * 52)]);
}
}
}
+ printf ("There are %d tiles in the deck\n" , deck->num_tiles);
+}
+
+static void deck_spread(deck_t *deck)
+{
+ int i, j;
+ for (i = 0; i < 8; i++)
+ {
+ for (j = 0; j < 13; j++)
+ {
+ deck->tiles[j + (i * 13)].x = j * 50;
+ deck->tiles[j + (i * 13)].y = i * 60;
+ }
+ }
+}
+
+static void deck_draw(game_t *game, cairo_t *cr, GdkRegion *region)
+{
+ int i;
+ for (i = 0; i < game->deck.num_tiles; i++)
+ {
+ tile_draw(game, &game->deck.tiles[i], cr, region);
+ }
+}
+
+static void hand_print(game_t *game, int player)
+{
+ int i;
+ for (i = 0; i < game->players[player].hand.num_tiles; i++)
+ {
+ tile_print(game->players[player].hand.tiles[i]);
+ }
+}
+
+static void hand_draw(game_t *game, int player, cairo_t *cr, GdkRegion *region)
+{
+ int i;
+ int gwdw = GAME_WINDOW_DEFAULT_WIDTH;
+ int gwdh = GAME_WINDOW_DEFAULT_HEIGHT;
+ for (i = 0; i < game->players[player].hand.num_tiles; i++)
+ {
+ tile_set_x_y(&game->players[player].hand.tiles[i],
+ ((gwdw / game->players[player].hand.num_tiles)) * i,
+ (gwdh - TILE_HEIGHT - 6) );
+ }
+ for (i = 0; i < game->players[player].hand.num_tiles; i++)
+ {
+ tile_draw(game, &game->players[player].hand.tiles[i], cr, region);
+ }
}
static void game_init(game_t *game)
{
int i;
+ GError *error = NULL;
+
game->num_players = 0;
-
+
for (i = 0; i < GAME_MAX_PLAYERS; ++i)
{
player_init(&game->players[i]);
game->num_players += 1;
}
+ selection_box_init(&game->selection_box);
board_init(&game->board);
deck_init(&game->deck);
deck_shuffle(&game->deck);
+
+ game->blanktile = rsvg_handle_new_from_file ("tiles/blanktile.svg", &error);
+ if (error)
+ FATAL_ERROR (error->message);
+
+ game->current_tile = game->deck.num_tiles - 1;
+ game->select_mode = 1;
+
+ game->diff_x = game->diff_y = 0;
}
-int main(void)
+static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event, game_t *game)
{
- deck_t deck;
+ cairo_t *cr;
+
+ cr = gdk_cairo_create (widget->window);
+
+ deck_draw(game, cr, event->region);
+
+ if (game->selection_box.visible)
+ selection_box_draw(&game->selection_box, cr);
+
+ hand_draw(game, 0, cr, event->region);
+
+ cairo_destroy (cr);
+
+ return TRUE;
+}
+
+static gboolean on_key_press_event (GtkWidget *widget, GdkEventKey *event, game_t *game)
+{
+ printf ("You pressed key %d\n", event->keyval);
+
+ return TRUE;
+}
+
+static gboolean on_button_press_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
+{
+ int i, tile_x, tile_y;
+
+ for (i = 0; i < game->deck.num_tiles; i++)
+ {
+ tile_x = game->deck.tiles[i].x;
+ tile_y = game->deck.tiles[i].y;
+ if (event->x >= tile_x && event->x <= (tile_x + TILE_WIDTH) &&
+ event->y >= tile_y && event->y <= (tile_y + TILE_HEIGHT) )
+ {
+ game->current_tile = i;
+ game->diff_x = event->x - tile_x;
+ game->diff_y = event->y - tile_y;
+ }
+ }
+ if (game->select_mode)
+ {
+ game->selection_box.visible = 1;
+ /*These next two lines are likely to be replaced by...*/
+ game->click_x = event->x;
+ game->click_y = event->y;
+ /*...these two lines*/
+ game->selection_box.x1 = event->x;
+ game->selection_box.y1 = event->y;
+ }
+ return TRUE;
+}
+
+static gboolean on_button_release_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
+{
+ if (game->select_mode)
+ {
+ game->select_mode = 0;
+ selection_box_t *box;
+ box = &game->selection_box;
+
+ int x = MIN(box->x1, box->x2);
+ int y = MIN(box->y1, box->y2);
+ int width = abs(box->x2 - box->x1);
+ int height = abs(box->y2 - box->y1);
+
+ box->visible = 0;
+ gtk_widget_queue_draw_area (widget, x, y, width, height);
+
+ tile_group_t group;
+ group.num_tiles = 0;
+
+ int i, tile_x, tile_y;
+ for (i = 0; i < game->deck.num_tiles; i++)
+ {
+ tile_x = game->deck.tiles[i].x;
+ tile_y = game->deck.tiles[i].y;
+ if ( (event->x >= tile_x && game->click_x <= tile_x &&
+ event->y >= tile_y && game->click_y <= tile_y) ||
+ (event->x >= tile_x && game->click_x <= tile_x &&
+ event->y <= (tile_y + TILE_HEIGHT) && game->click_y >= tile_y) )
+ {
+ group.tiles[group.num_tiles] = game->deck.tiles[i];
+ group.num_tiles++;
+ }
+ }
+ printf("is run %d\n", tile_group_is_run_one(&group) );
+ printf("is set %d\n", tile_group_is_set(&group) );
+ for (i = 0; i < group.num_tiles; i++)
+ tile_print(group.tiles[i]);
+ }
+
+ game->select_mode = 1;
+
+ return TRUE;
+}
+
+static gboolean on_button_motion_event (GtkWidget *widget, GdkEventMotion *event,
+ game_t *game, cairo_t *cr)
+{
+ if (game->select_mode)
+ {
+ selection_box_t *box;
+ box = &game->selection_box;
+ box->visible = 1;
+
+ 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) );
+
+ box->x2 = event->x;
+ box->y2 = event->y;
+
+ 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) );
+ }
+ else
+ {
+ tile_t *tile;
+ tile = &game->deck.tiles[game->current_tile];
+
+ /* First, invalidate the region where the tile currently is. */
+ gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+
+ /* Then, move the tile */
+ tile->x = event->x - game->diff_x;
+ tile->y = event->y - game->diff_y;
+
+ /* Finally, invalidate the region where the tile is now. */
+ gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+ }
+ return TRUE;
+}
+
+int main(int argc, char *argv[])
+{
+ GtkWidget *window;
game_t game;
-
+
srand(time(NULL));
-
+
+ gtk_init (&argc, &argv);
+
game_init(&game);
- deck_print(&deck);
-
+ deck_print(&game.deck);
+ deck_spread(&game.deck);
+ deck_deal(&game, &game.deck);
+ //hand_print(&game, 0); //With Zero being passed, will print hand for player 1(players[0])
+ //deck_print(&game.deck);
+
+ /* Create a new window */
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_default_size (GTK_WINDOW (window),
+ GAME_WINDOW_DEFAULT_WIDTH,
+ GAME_WINDOW_DEFAULT_HEIGHT);
+
+ gtk_widget_set_events (window,
+ GDK_EXPOSURE_MASK |
+ GDK_KEY_PRESS_MASK |
+ GDK_BUTTON_MOTION_MASK |
+ GDK_BUTTON_PRESS_MASK |
+ GDK_BUTTON_RELEASE_MASK);
+
+ g_signal_connect (G_OBJECT (window), "delete_event",
+ G_CALLBACK (gtk_main_quit), NULL);
+ g_signal_connect (G_OBJECT (window), "expose_event",
+ G_CALLBACK (on_expose_event), &game);
+ g_signal_connect (G_OBJECT (window), "key_press_event",
+ G_CALLBACK (on_key_press_event), &game);
+ g_signal_connect (G_OBJECT (window), "button_press_event",
+ G_CALLBACK (on_button_press_event), &game);
+ g_signal_connect (G_OBJECT (window), "button_release_event",
+ G_CALLBACK (on_button_release_event), &game);
+ g_signal_connect (G_OBJECT (window), "motion_notify_event",
+ G_CALLBACK (on_button_motion_event), &game);
+
+
+ gtk_widget_show_all (window);
+ gtk_main ();
+
return 0;
-
+
}