void Game::InitToolbar() { sfgui_window_ = std::unique_ptr<SfguiWindow>( new SfguiWindow(&sfgui_, TOOLBAR_WINDOW_SIZE, TOOLBAR_WINDOW_SIZE)); tool_print_variables_.AddVariable("current_turn", ¤t_turn_, 0.01); sfgui_window_->AddWindow(tool_print_variables_.WindowPtr()); }