+ for (i = 0; i < GAME_MAX_PLAYERS; ++i)
+ {
+ player_init(&game->players[i]);
+ game->num_players += 1;
+ }
+
+ 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->diff_x = game->diff_y = 0;
+}
+
+static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event, game_t *game)
+{
+ cairo_t *cr;
+
+ cr = gdk_cairo_create (widget->window);
+
+ deck_draw(game, cr, event->region);
+
+ 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;
+ }
+ }
+
+ return TRUE;
+}
+
+static gboolean on_button_release_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
+{
+ game->current_tile = -1;
+ printf ("You released button %d\n", event->button);
+
+ return TRUE;
+}
+
+static gboolean on_button_motion_event (GtkWidget *widget, GdkEventMotion *event,
+ game_t *game, cairo_t *cr)
+{
+ 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;