/* $Id$ */

/** @file depot.cpp Handling of depots. */

#include "stdafx.h"
#include "depot_base.h"
#include "order_func.h"
#include "window_func.h"
#include "oldpool_func.h"

DEFINE_OLD_POOL_GENERIC(Depot, Depot)

/**
 * Gets a depot from a tile
 *
 * @return Returns the depot if the tile had a depot, else it returns NULL
 */
Depot *GetDepotByTile(TileIndex tile)
{
	Depot *depot;

	FOR_ALL_DEPOTS(depot) {
		if (depot->xy == tile) return depot;
	}

	return NULL;
}

/**
 * Clean up a depot
 */
Depot::~Depot()
{
	if (CleaningPool()) return;

	/* Clear the depot from all order-lists */
	RemoveOrderFromAllVehicles(OT_GOTO_DEPOT, this->index);

	/* Delete the depot-window */
	DeleteWindowById(WC_VEHICLE_DEPOT, this->xy);
	this->xy = INVALID_TILE;
}

void InitializeDepots()
{
	_Depot_pool.CleanPool();
	_Depot_pool.AddBlockToPool();
}