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Diffstat (limited to 'engines/gob/resources.h')
| -rw-r--r-- | engines/gob/resources.h | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/engines/gob/resources.h b/engines/gob/resources.h new file mode 100644 index 0000000000..80acef645c --- /dev/null +++ b/engines/gob/resources.h @@ -0,0 +1,207 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +#ifndef GOB_RESOURCES_H +#define GOB_RESOURCES_H + +#include "common/str.h" + +namespace Common { + class MemoryReadStream; +} + +namespace Gob { + +class GobEngine; + +class Resource { +public: + Resource(byte *data, int32 size, bool needFree = true, + int16 width = 0, int16 height = 0); + ~Resource(); + + byte *getData () const; + int32 getSize () const; + int16 getWidth () const; + int16 getHeight() const; + + Common::MemoryReadStream *stream() const; + +private: + byte *_data; + int32 _size; + int16 _width; + int16 _height; + bool _needFree; + + Common::MemoryReadStream *_stream; +}; + +class TextItem { +public: + TextItem(byte *data, int32 size); + ~TextItem(); + + byte *getData() const; + int32 getSize() const; + + Common::MemoryReadStream *stream() const; + +private: + byte *_data; + int32 _size; + + Common::MemoryReadStream *_stream; +}; + +class Resources { +public: + Resources(GobEngine *vm); + ~Resources(); + + bool load(const Common::String &fileName); + void unload(bool del = true); + + bool isLoaded() const; + + Resource *getResource(uint16 id, int16 *width = 0, int16 *height = 0) const; + TextItem *getTextItem(uint16 id) const; + + byte *getTexts() const; + +private: + // Structure sizes in the files + static const int kTOTResItemSize = 4 + 2 + 2 + 2; + static const int kTOTResTableSize = 2 + 1; + static const int kEXTResItemSize = 4 + 2 + 2 + 2; + static const int kEXTResTableSize = 2 + 1; + static const int kTOTTextTableSize = 2; + static const int kTOTTextItemSize = 2 + 2; + + enum ResourceType { + kResourceTOT, + kResourceIM, + kResourceEXT, + kResourceEX + }; + + struct TOTResourceItem { + ResourceType type; + int16 size; + int16 width; + int16 height; + union { + int32 offset; + int32 index; + }; + }; + + struct TOTResourceTable { + int16 itemsCount; + byte unknown; + TOTResourceItem *items; + uint32 dataOffset; + + TOTResourceTable(); + ~TOTResourceTable(); + }; + + struct EXTResourceItem { + ResourceType type; + int32 offset; + uint16 size; + int16 width; + int16 height; + bool packed; + }; + + struct EXTResourceTable { + int16 itemsCount; + byte unknown; + EXTResourceItem *items; + + EXTResourceTable(); + ~EXTResourceTable(); + }; + + struct TOTTextItem { + uint16 offset; + int16 size; + }; + + struct TOTTextTable { + bool needFree; + int16 itemsCount; + + byte *data; + int32 size; + + TOTTextItem *items; + + TOTTextTable(); + ~TOTTextTable(); + }; + + GobEngine *_vm; + + Common::String _totFile; + Common::String _extFile; + Common::String _exFile; + + byte *_totData; + uint32 _totSize; + + byte *_imData; + uint32 _imSize; + + bool _hasLOM; + int32 _totResStart; + + TOTResourceTable *_totResourceTable; + EXTResourceTable *_extResourceTable; + TOTTextTable *_totTextTable; + + bool loadTOTResourceTable(); + bool loadEXTResourceTable(); + bool loadTOTTextTable(const Common::String &fileBase); + bool loadIMFile(); + bool loadEXFile(); + + byte *loadTOTLocTexts(const Common::String &fileBase, int32 &size); + bool getLocTextFile(char *locTextFile, int language); + Common::String getLocTextFile(const Common::String &fileBase, int language); + + Resource *getTOTResource(uint16 id) const; + Resource *getEXTResource(uint16 id) const; + + byte *getTOTData(TOTResourceItem &totItem) const; + byte *getIMData(TOTResourceItem &totItem) const; + byte *getEXTData(EXTResourceItem &extItem, uint32 size) const; + byte *getEXData(EXTResourceItem &extItem, uint32 size) const; +}; + +} // End of namespace Gob + +#endif // GOB_RESOURCES_H |