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resman.h

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2003-2004 The ScummVM project
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Header: /cvsroot/scummvm/scummvm/sword1/resman.h,v 1.11 2004/11/19 07:55:33 lavosspawn Exp $
 *
 */

#ifndef RESMAN_H
#define RESMAN_H

#include "sword1/memman.h"
#include "common/file.h"
#include "sword1/sworddefs.h"

namespace Sword1 {

#define MAX_LABEL_SIZE (31+1)

struct Grp {
      uint32 noRes;
      MemHandle *resHandle;
      uint32 *offset;
      uint32 *length;
};

struct Clu {
      char label[MAX_LABEL_SIZE];
      uint32 noGrp;
      Grp **grp;
};

struct Prj {
      uint32 noClu;
      Clu **clu;
};

class ResMan {
public:
      ResMan(const char *resFile);
      ~ResMan(void);
      void flush(void);
      void resClose(uint32 id);
      void resOpen(uint32 id);
      void *fetchRes(uint32 id);
      void dumpRes(uint32 id);
      void *openFetchRes(uint32 id);
      void *cptResOpen(uint32 id);
      Header *lockScript(uint32 scrID);
      void unlockScript(uint32 scrID);
      FrameHeader *fetchFrame(void *resourceData, uint32 frameNo);
private:
      uint32 filesInGroup(uint32 id);
      uint32 resLength(uint32 id);
      MemHandle *resHandle(uint32 id);
      uint32 resOffset(uint32 id);
      void openCptResourceBigEndian(uint32 id);
      void openScriptResourceBigEndian(uint32 id);

      File *openClusterFile(uint32 id);
      void loadCluDescript(const char *fileName);
      void freeCluDescript(void);
      Prj _prj;
      MemMan *_memMan;
      static const uint32 _scriptList[TOTAL_SECTIONS];      //a table of resource tags
      static uint32 _srIdList[29];
};

} // End of namespace Sword1 

#endif //RESMAN_H

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