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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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; either version 2
* of the License, or (at your option) any later version.
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef STARTREK_IWFILE_H
#define STARTREK_IWFILE_H
#include "startrek/startrek.h"
/**
* Files with the ".iw" extension define a set of "key points" through a room used for
* pathing. This is a basic interface for that.
*/
namespace StarTrek {
const int MAX_KEY_POSITIONS = 32;
class IWFile {
public:
IWFile(StarTrekEngine *vm, const Common::String &filename);
int getNumEntries() { return _numEntries; }
int getClosestKeyPosition(int16 x, int16 y);
///< List of "key positions" used for pathing.
Common::Point _keyPositions[MAX_KEY_POSITIONS];
///< _iwEntries[i][j] is the index of the next key position to move to, when one is
/// already at key position "i" and is trying to get to key position "j".
byte _iwEntries[MAX_KEY_POSITIONS][MAX_KEY_POSITIONS];
private:
StarTrekEngine *_vm;
uint16 _numEntries;
};
}
#endif
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