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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file goal_type.h basic types related to goals */
#ifndef GOAL_TYPE_H
#define GOAL_TYPE_H
/** Types of goal destinations */
enum GoalType {
GT_NONE, ///< Destination is not linked
GT_TILE, ///< Destination is a tile
GT_INDUSTRY, ///< Destination is an industry
GT_TOWN, ///< Destination is a town
GT_COMPANY, ///< Destination is a company
};
typedef SimpleTinyEnumT<GoalType, byte> GoalTypeByte; ///< The GoalType packed into a byte for savegame purposes.
typedef uint32 GoalTypeID; ///< Contains either tile, industry ID, town ID or company ID (or INVALID_GOALTYPE)
static const GoalTypeID INVALID_GOALTYPE = 0xFFFFFFFF; ///< Invalid/unknown index of GoalType
typedef uint16 GoalID; ///< ID of a goal
struct Goal;
extern GoalID _new_goal_id;
#endif /* GOAL_TYPE_H */
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