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/* 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.
*
* $URL$
* $Id$
*
*/
// RSC Resource file management header file
#ifndef SAGA_RSCFILE_H
#define SAGA_RSCFILE_H
#include "common/file.h"
namespace Saga {
#define MAC_BINARY_HEADER_SIZE 128
#define RSC_TABLEINFO_SIZE 8
#define RSC_TABLEENTRY_SIZE 8
#define RSC_MIN_FILESIZE (RSC_TABLEINFO_SIZE + RSC_TABLEENTRY_SIZE + 1)
struct PatchData {
bool _deletePatchFile;
Common::File *_patchFile;
const GamePatchDescription *_patchDescription;
PatchData(const GamePatchDescription *patchDescription): _patchDescription(patchDescription), _deletePatchFile(true) {
_patchFile = new Common::File();
}
PatchData(Common::File *patchFile): _patchDescription(NULL), _patchFile(patchFile), _deletePatchFile(false) {
}
~PatchData() {
if (_deletePatchFile) {
delete _patchFile;
}
}
};
struct ResourceData {
size_t offset;
size_t size;
PatchData *patchData;
void fillSoundPatch(const GameSoundInfo *&soundInfo) {
if (patchData != NULL) {
if (patchData->_patchDescription != NULL) {
if (patchData->_patchDescription->soundInfo != NULL) {
soundInfo = patchData->_patchDescription->soundInfo;
}
}
}
}
};
struct ResourceContext {
const char *fileName;
uint16 fileType;
Common::File *file;
int serial;
bool isBigEndian;
ResourceData *table;
size_t count;
Common::File *getFile(ResourceData *resourceData) const {
if (resourceData->patchData != NULL) {
if (!resourceData->patchData->_patchFile->isOpen())
resourceData->patchData->_patchFile->open(resourceData->patchData->_patchDescription->fileName);
return resourceData->patchData->_patchFile;
} else {
return file;
}
}
};
struct MetaResource {
int16 sceneIndex;
int16 objectCount;
int32 objectsStringsResourceID;
int32 inventorySpritesID;
int32 mainSpritesID;
int32 objectsResourceID;
int16 actorCount;
int32 actorsStringsResourceID;
int32 actorsResourceID;
int32 protagFaceSpritesID;
int32 field_22;
int16 field_26;
int16 protagStatesCount;
int32 protagStatesResourceID;
int32 cutawayListResourceID;
int32 songTableID;
MetaResource() {
memset(this, 0, sizeof(*this));
}
};
class Resource {
public:
Resource(SagaEngine *vm);
~Resource();
bool createContexts();
void clearContexts();
void loadResource(ResourceContext *context, uint32 resourceId, byte*&resourceBuffer, size_t &resourceSize);
size_t getResourceSize(ResourceContext *context, uint32 resourceId);
uint32 convertResourceId(uint32 resourceId);
void loadGlobalResources(int chapter, int actorsEntrance);
ResourceContext *getContext(uint16 fileType, int serial = 0) {
int i;
for (i = 0; i < _contextsCount; i++) {
if ((_contexts[i].fileType & fileType) && _contexts[i].serial == serial) {
return &_contexts[i];
}
}
return NULL;
}
bool validResourceId(ResourceContext *context, uint32 resourceId) const {
return (resourceId < context->count);
}
size_t getResourceSize(ResourceContext *context, uint32 resourceId) const {
return getResourceData(context, resourceId)->size;
}
size_t getResourceOffset(ResourceContext *context, uint32 resourceId) const {
return getResourceData(context, resourceId)->offset;
}
ResourceData *getResourceData(ResourceContext *context, uint32 resourceId) const {
if (!validResourceId(context, resourceId)) {
warning("Resource::getResourceData() wrong resourceId %d", resourceId);
assert(0);
}
return &context->table[resourceId];
}
private:
SagaEngine *_vm;
ResourceContext *_contexts;
int _contextsCount;
bool loadContext(ResourceContext *context);
bool loadMacContext(ResourceContext *context);
bool loadSagaContext(ResourceContext *context, uint32 contextOffset, uint32 contextSize);
public:
MetaResource _metaResource;
};
} // End of namespace Saga
#endif
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