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61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2003 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 SKYGRID_H
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#define SKYGRID_H
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#include "stdafx.h"
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#include "common/scummsys.h"
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struct Compact;
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class SkyDisk;
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class SkyGrid {
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public:
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SkyGrid(SkyDisk *pDisk);
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~SkyGrid(void);
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// grid.asm routines
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void loadGrids(void);
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bool getGridValues(Compact *cpt, uint32 *resBitNum, uint32 *resWidth);
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bool getGridValues(uint32 x, uint32 y, uint32 width, Compact *cpt, uint32 *resBitNum, uint32 *resWidth);
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void removeObjectFromWalk(Compact *cpt);
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void removeObjectFromWalk(uint32 bitNum, uint32 width);
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void objectToWalk(Compact *cpt);
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void objectToWalk(uint32 bitNum, uint32 width);
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// function.asm
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// note that this routine does the same as objectToWalk, it just doesn't get
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// its x, y, width parameters from cpt.
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void plotGrid(uint32 x, uint32 y, uint32 width, Compact *cpt);
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// same here, it's basically the same as removeObjectFromWalk
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void removeGrid(uint32 x, uint32 y, uint32 width, Compact *cpt);
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// note that this function actually returns the byte after the end of the requested grid
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uint8 *giveGrid(uint32 pScreen);
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private:
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static int8 _gridConvertTable[];
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uint8 *_gameGrids;
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SkyDisk *_skyDisk;
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};
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#endif //SKYGRID_H
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