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49 lines
1.4 KiB
49 lines
1.4 KiB
/*
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* ksokoban - a Sokoban game for TDE
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* Copyright (C) 1998 Anders Widell <d95-awi@nada.kth.se>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef PATHFINDER_H
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#define PATHFINDER_H
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#include "Map.h"
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class Move;
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#define PATH_WALL 32767
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class PathFinder {
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public:
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Move *search (Map *_map, int _x, int _y);
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Move* drag(int x1, int y1, int x2, int y2);
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bool canDrag(int x, int y) const;
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bool canWalkTo(int x, int y) const;
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bool canDragTo(int x, int y) const;
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void updatePossibleMoves();
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void updatePossibleDestinations(int x, int y);
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protected:
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//static const int PATH_WALL=32767;
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int dist[MAX_Y+1][MAX_X+1];
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void BFS (int _x, int _y);
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};
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#endif /* PATHFINDER_H */
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