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57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2003-2004 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#ifndef AUTOROUTE_H
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#define AUTOROUTE_H
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#include "stdafx.h"
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#include "common/scummsys.h"
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namespace Sky {
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struct Compact;
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class Grid;
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class AutoRoute {
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public:
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AutoRoute(Grid *pGrid);
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~AutoRoute(void);
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uint16 autoRoute(Compact *cpt);
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private:
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uint16 checkBlock(uint16 *blockPos);
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void clipCoordX(uint16 x, uint8 &blkX, int16 &initX);
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void clipCoordY(uint16 y, uint8 &blkY, int16 &initY);
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void initWalkGrid(uint8 screen, uint8 width);
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bool calcWalkGrid(uint8 startX, uint8 startY, uint8 destX, uint8 destY);
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uint16 *makeRouteData(uint8 startX, uint8 startY, uint8 destX, uint8 destY);
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uint16 *checkInitMove(uint16 *data, int16 initStaX);
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Grid *_grid;
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uint16 *_routeGrid;
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uint16 *_routeBuf;
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static const int16 _routeDirections[4];
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static const uint16 _logicCommands[4];
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};
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} // End of namespace Sky
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#endif // AUTOROUTE_H
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