+
+ 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;
+}
+
+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);
+
+ 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)
+{
+ tile_t *tile;
+
+ tile = &game->deck.tiles[game->current_tile];
+
+ printf ("Placing tile #%d\n", game->current_tile);
+
+ /* First, invalidate the region where the tile currently is. */
+ gtk_widget_queue_draw_area (widget, tile->x, tile->y, TILE_WIDTH, TILE_HEIGHT);
+
+ /* Then, move the tile */
+ tile->x = event->x;
+ tile->y = event->y;
+
+ /* Finally, invalidate the region where the tile is now. */
+ gtk_widget_queue_draw_area (widget, tile->x, tile->y, TILE_WIDTH, TILE_HEIGHT);
+
+ game->current_tile--;
+ if (game->current_tile < 0)
+ game->current_tile = game->deck.num_tiles - 1;
+
+ return TRUE;
+}
+
+static gboolean on_button_release_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
+{
+ printf ("You released button %d\n", event->button);
+
+ return TRUE;