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macresman.h

/* 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.
 *
 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-1-1-1/common/macresman.h $
 * $Id: macresman.h 47258 2010-01-11 20:41:07Z sev $
 *
 */

#include "common/array.h"
#include "common/file.h"

#ifndef COMMON_MACRESMAN_H
#define COMMON_MACRESMAN_H

namespace Common {

typedef Common::Array<int16> MacResIDArray;

/**
 * Class for reading Mac Binary files.
 * Is able to read dumped resource forks too.
 */
00040 class MacResManager {

public:
      MacResManager(Common::String fileName);
      ~MacResManager();

      /**
       * Read resource from the Mac Binary file
       * @param typeID FourCC with type ID
       * @param resID Resource ID to fetch
       * @param size Pointer to int where loaded data size will be stored
       * @return Pointer to memory with loaded resource. Malloc()'ed
       */
      byte *getResource(const char *typeID, int16 resID, int *size);

      char *getResName(const char *typeID, int16 resID);
      /**
       * Convert cursor from Mac format to format suitable for feeding to CursorMan
       * @param data Pointer to the cursor data
       * @param datasize Size of the cursor data
       * @param cursor Pointer to memory where result cursor will be stored. The memory
       *               block will be malloc()'ed
       * @param w Pointer to int where the cursor width will be stored
       * @param h Pointer to int where the cursor height will be stored
       * @param hotspot_x Storage for cursor hotspot X coordinate
       * @param hotspot_Y Storage for cursor hotspot Y coordinate
       * @param keycolor Pointer to int where the transpared color value will be stored
       * @param colored If set to true then colored cursor will be returned (if any).
       *                b/w version will be used otherwise
       * @param palette Pointer to memory where the cursor palette will be stored.
       *                The memory will be malloc()'ed
       * @param palSize Pointer to integer where the palette size will be stored.
       */
      void convertCursor(byte *data, int datasize, byte **cursor, int *w, int *h,
                                int *hotspot_x, int *hotspot_y, int *keycolor, bool colored, byte **palette, int *palSize);

      /**
       * Return list of resource IDs with specified type ID
       */
      MacResIDArray getResIDArray(const char *typeID);

      Common::String getFileName() { return _fileName; }

private:
      int extractResource(int id, byte **buf);
      bool init();
      void readMap();

      struct ResMap {
            int16 resAttr;
            int16 typeOffset;
            int16 nameOffset;
            int16 numTypes;
      };

      struct ResType {
            char  id[5];
            int16 items;
            int16 offset;
      };

      struct Resource {
            int16 id;
            int16 nameOffset;
            byte  attr;
            int32 dataOffset;
            char  *name;
      };

      typedef Resource *ResPtr;

private:
      int _resOffset;
      int32 _dataOffset;
      int32 _dataLength;
      int32 _mapOffset;
      int32 _mapLength;
      ResMap _resMap;
      ResType *_resTypes;
      ResPtr  *_resLists;

      Common::String _fileName;
      Common::File _resFile;
};

} // End of namespace Common

#endif

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