Method OnPlaceObject

src/road_gui.cpp:605–665

	}

	void OnPlaceObject([[maybe_unused]] Point pt, TileIndex tile) override
	{
		_remove_button_clicked = this->IsWidgetLowered(WID_ROT_REMOVE);
		_one_way_button_clicked = RoadTypeIsRoad(this->roadtype) ? this->IsWidgetLowered(WID_ROT_ONE_WAY) : false;
		switch (this->last_started_action) {
			case WID_ROT_ROAD_X:
				_place_road_dir = AXIS_X;
				_place_road_start_half_x = _tile_fract_coords.x >= 8;
				VpStartPlaceSizing(tile, VPM_FIX_Y, DDSP_PLACE_ROAD_X_DIR);
				break;

			case WID_ROT_ROAD_Y:
				_place_road_dir = AXIS_Y;
				_place_road_start_half_y = _tile_fract_coords.y >= 8;
				VpStartPlaceSizing(tile, VPM_FIX_X, DDSP_PLACE_ROAD_Y_DIR);
				break;

			case WID_ROT_AUTOROAD:
				_place_road_dir = INVALID_AXIS;
				_place_road_start_half_x = _tile_fract_coords.x >= 8;
				_place_road_start_half_y = _tile_fract_coords.y >= 8;
				VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_PLACE_AUTOROAD);
				break;

			case WID_ROT_DEMOLISH:
				PlaceProc_DemolishArea(tile);
				break;

			case WID_ROT_DEPOT:
				Command<CMD_BUILD_ROAD_DEPOT>::Post(GetRoadTypeInfo(this->roadtype)->strings.err_depot, CcRoadDepot,
						tile, _cur_roadtype, _road_depot_orientation);
				break;

			case WID_ROT_BUILD_WAYPOINT:
				PlaceRoad_Waypoint(tile);
				break;

			case WID_ROT_BUS_STATION:
				PlaceRoad_BusStation(tile);
				break;

			case WID_ROT_TRUCK_STATION:
				PlaceRoad_TruckStation(tile);
				break;

			case WID_ROT_BUILD_BRIDGE:
				PlaceRoad_Bridge(tile, this);
				break;

			case WID_ROT_BUILD_TUNNEL:
				Command<CMD_BUILD_TUNNEL>::Post(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE, CcBuildRoadTunnel,
						tile, TRANSPORT_ROAD, _cur_roadtype);
				break;

			case WID_ROT_CONVERT_ROAD:
				VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_CONVERT_ROAD);
				break;