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127 lines
3.2 KiB
C++
127 lines
3.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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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*
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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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*/
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#ifndef HDB_FILE_MANAGER_H
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#define HDB_FILE_MANAGER_H
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#include "common/array.h"
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#include "common/file.h"
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#include "common/error.h"
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#include "common/stream.h"
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#include "common/memstream.h"
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#define MPCIterator Common::Array<MPCEntry *>::iterator
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namespace HDB {
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// Each entry in a MSD file is of the following types
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enum DataType {
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TYPE_ERROR,
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TYPE_BINARY,
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TYPE_TILE32,
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TYPE_FONT,
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TYPE_ICON32,
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TYPE_PIC,
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ENDOFTYPES
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};
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struct MPCEntry {
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char filename[64]; // filename
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int32 offset; // offset in MSD file of data
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int32 length; // compressed length of data
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int32 ulength; // uncompressed length
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DataType type; // type of data
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};
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// data structure for a TILE32
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// the actual 16-bit "565" PocketPC-formatted
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// gfx data follows the structure in the .msd
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// The imagesize will always be 2048 bytes (32*32*2)
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struct Tile32Type {
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int32 flags; // bit flags
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char name[64]; // name of graphic
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};
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// data structure for a PIC
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// the actual 16-bit "565" PocketPC-formatted
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// gfx data follows the structure in the .msd
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struct PicType {
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int width, height; // width & height of pic
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char name[64]; // name of pic
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};
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// data structure for a FONT
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// the actual 16-bit "565" PocketPC-formatted
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// gfx data follows the structure in the .msd
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struct FontType {
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int type; // 0 = mono, 1 = proportional
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int numChars; // how many characters in font
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int height; // height of entire font
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int kerning; // space between chars
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int leading; // space between lines
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};
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// each character in a font has width info and
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// an offset from the beginning of the font chunk
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struct CharInfo {
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int16 width; // in pixels, of the character
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int32 offset; // from the start of the font charInfo chunk
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};
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class FileMan {
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private:
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Common::File *_mpcFile;
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Common::Array<MPCEntry *> _dir;
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int _numEntries;
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bool _compressed;
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public:
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struct {
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uint32 id;
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uint32 dirSize;
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} dataHeader;
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uint32 readOffset;
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bool openMPC(const Common::String &filename);
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void closeMPC();
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/*
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TODO: Implement the loadData functions for the various
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DataTypes as they are encountered.
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void loadData(char *string, uint32 *length);
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*/
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MPCEntry *findFirstData(const char *string, DataType type);
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MPCEntry **findNextData(MPCIterator it);
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//int findAmount(char *string, DataType type);
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};
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} // End of Namespace HDB
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#endif // !HDB_FILE_MANAGER_H
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