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changeset 11866:1e159ef634d5 draft

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(svn r16260) -Codechange: Add Vehicle::IncrementOrderIndex() to deduplicate some code.
author frosch <frosch@openttd.org>
date Sat, 09 May 2009 13:37:18 +0000
parents a8d788b2bbd2
children 8bf4312f1a12
files src/order_cmd.cpp src/roadveh_cmd.cpp src/ship_cmd.cpp src/train_cmd.cpp src/vehicle.cpp src/vehicle_base.h
diffstat 6 files changed, 27 insertions(+), 20 deletions(-) [+]
line wrap: on
line diff
--- a/src/order_cmd.cpp
+++ b/src/order_cmd.cpp
@@ -798,9 +798,9 @@
 			/* Update the current order */
 			if (u->cur_order_index == moving_order) {
 				u->cur_order_index = target_order;
-			} else if(u->cur_order_index > moving_order && u->cur_order_index <= target_order) {
+			} else if (u->cur_order_index > moving_order && u->cur_order_index <= target_order) {
 				u->cur_order_index--;
-			} else if(u->cur_order_index < moving_order && u->cur_order_index >= target_order) {
+			} else if (u->cur_order_index < moving_order && u->cur_order_index >= target_order) {
 				u->cur_order_index++;
 			}
 
@@ -1654,7 +1654,7 @@
 					}
 				} else {
 					UpdateVehicleTimetable(v, true);
-					v->cur_order_index++;
+					v->IncrementOrderIndex();
 				}
 			} else if (v->type != VEH_AIRCRAFT) {
 				v->dest_tile = GetDepot(order->GetDestination())->xy;
@@ -1675,12 +1675,12 @@
 				v->current_order_time += GetVehicleOrder(v, next_order)->travel_time;
 			} else {
 				UpdateVehicleTimetable(v, true);
-				v->cur_order_index++;
+				v->IncrementOrderIndex();
 			}
 
+			assert(v->cur_order_index < v->GetNumOrders());
+
 			/* Get the current order */
-			if (v->cur_order_index >= v->GetNumOrders()) v->cur_order_index = 0;
-
 			const Order *order = GetVehicleOrder(v, v->cur_order_index);
 			v->current_order = *order;
 			return UpdateOrderDest(v, order, conditional_depth + 1);
@@ -1709,7 +1709,7 @@
 
 			if ((v->current_order.GetDepotOrderType() & ODTFB_SERVICE) && !v->NeedsServicing()) {
 				UpdateVehicleTimetable(v, true);
-				v->cur_order_index++;
+				v->IncrementOrderIndex();
 			}
 			break;
 
@@ -1735,7 +1735,7 @@
 	/* Check if we've reached the waypoint? */
 	if (v->current_order.IsType(OT_GOTO_WAYPOINT) && v->tile == v->dest_tile) {
 		UpdateVehicleTimetable(v, true);
-		v->cur_order_index++;
+		v->IncrementOrderIndex();
 	}
 
 	/* Check if we've reached a non-stop station.. */
@@ -1744,7 +1744,7 @@
 			v->current_order.GetDestination() == GetStationIndex(v->tile)) {
 		v->last_station_visited = v->current_order.GetDestination();
 		UpdateVehicleTimetable(v, true);
-		v->cur_order_index++;
+		v->IncrementOrderIndex();
 	}
 
 	/* Get the current order */
--- a/src/roadveh_cmd.cpp
+++ b/src/roadveh_cmd.cpp
@@ -692,7 +692,7 @@
 		return dest;
 	} else {
 		/* There is no stop left at the station, so don't even TRY to go there */
-		this->cur_order_index++;
+		this->IncrementOrderIndex();
 		return 0;
 	}
 }
--- a/src/ship_cmd.cpp
+++ b/src/ship_cmd.cpp
@@ -235,7 +235,7 @@
 	if (st->dock_tile != INVALID_TILE) {
 		return TILE_ADD(st->dock_tile, ToTileIndexDiff(GetDockOffset(st->dock_tile)));
 	} else {
-		this->cur_order_index++;
+		this->IncrementOrderIndex();
 		return 0;
 	}
 }
@@ -614,9 +614,8 @@
 						/* We got within 3 tiles of our target buoy, so let's skip to our
 						 * next order */
 						UpdateVehicleTimetable(v, true);
-						v->cur_order_index++;
+						v->IncrementOrderIndex();
 						v->current_order.MakeDummy();
-						InvalidateVehicleOrder(v, 0);
 					} else {
 						/* Non-buoy orders really need to reach the tile */
 						if (v->dest_tile == gp.new_tile) {
@@ -635,8 +634,7 @@
 									v->BeginLoading();
 								} else { // leave stations without docks right aways
 									v->current_order.MakeLeaveStation();
-									v->cur_order_index++;
-									InvalidateVehicleOrder(v, 0);
+									v->IncrementOrderIndex();
 								}
 							}
 						}
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -3284,7 +3284,7 @@
 	const Station *st = GetStation(station);
 	if (!(st->facilities & FACIL_TRAIN)) {
 		/* The destination station has no trainstation tiles. */
-		this->cur_order_index++;
+		this->IncrementOrderIndex();
 		return 0;
 	}
 
--- a/src/vehicle.cpp
+++ b/src/vehicle.cpp
@@ -1067,7 +1067,7 @@
 		if (t.GetDepotOrderType() & ODTFB_PART_OF_ORDERS) {
 			/* Part of orders */
 			UpdateVehicleTimetable(v, true);
-			v->cur_order_index++;
+			v->IncrementOrderIndex();
 		}
 		if (t.GetDepotActionType() & ODATFB_HALT) {
 			/* Vehicles are always stopped on entering depots. Do not restart this one. */
@@ -1577,8 +1577,7 @@
 		default: return;
 	}
 
-	this->cur_order_index++;
-	InvalidateVehicleOrder(this, 0);
+	this->IncrementOrderIndex();
 }
 
 CommandCost Vehicle::SendToDepot(DoCommandFlag flags, DepotCommand command)
@@ -1605,7 +1604,7 @@
 		if (flags & DC_EXEC) {
 			/* If the orders to 'goto depot' are in the orders list (forced servicing),
 			 * then skip to the next order; effectively cancelling this forced service */
-			if (this->current_order.GetDepotOrderType() & ODTFB_PART_OF_ORDERS) this->cur_order_index++;
+			if (this->current_order.GetDepotOrderType() & ODTFB_PART_OF_ORDERS) this->IncrementOrderIndex();
 
 			this->current_order.MakeDummy();
 			InvalidateWindowWidget(WC_VEHICLE_VIEW, this->index, VVW_WIDGET_START_STOP_VEH);
--- a/src/vehicle_base.h
+++ b/src/vehicle_base.h
@@ -598,6 +598,16 @@
 	 * @return the cost of the depot action.
 	 */
 	CommandCost SendToDepot(DoCommandFlag flags, DepotCommand command);
+
+	/**
+	 * Increments cur_order_index, keeps care of the wrap-around and invalidates the GUI.
+	 * Note: current_order is not invalidated.
+	 */
+	void IncrementOrderIndex() {
+		this->cur_order_index++;
+		if (this->cur_order_index >= this->GetNumOrders()) this->cur_order_index = 0;
+		InvalidateVehicleOrder(this, 0);
+	}
 };
 
 /**