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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_RESOURCE_H
#define SAGA_RESOURCE_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 {
uint32 id; // SAGA2
size_t offset;
size_t size;
PatchData *patchData;
bool isExternal() { return ((offset & (1L<<31)) != 0L); } // SAGA2
};
struct ResourceContext {
const char *fileName;
uint16 fileType;
Common::File *file;
int serial; // IHNM speech files
bool isCompressed;
bool isBigEndian;
ResourceData *table;
size_t count;
ResourceData *categories; // SAGA2
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;
}
}
bool validResourceId(uint32 resourceId) const {
return (resourceId < count);
}
ResourceData *getResourceData(uint32 resourceId) const {
if (resourceId >= count) {
error("ResourceContext::getResourceData() wrong resourceId %d", resourceId);
}
return &table[resourceId];
}
// SAGA 2
int32 getEntryNum(uint32 id) {
for (int32 i = 0; i < (int32)count; i++) {
if (table[i].id == id) {
return i;
}
}
return -1;
}
};
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);
virtual ~Resource();
bool createContexts();
void clearContexts();
void loadResource(ResourceContext *context, uint32 resourceId, byte*&resourceBuffer, size_t &resourceSize);
virtual uint32 convertResourceId(uint32 resourceId) = 0;
virtual void loadGlobalResources(int chapter, int actorsEntrance) = 0;
ResourceContext *getContext(uint16 fileType, int serial = 0) {
for (int i = 0; i < _contextsCount; i++) {
if ((_contexts[i].fileType & fileType) && _contexts[i].serial == serial) {
return &_contexts[i];
}
}
return NULL;
}
protected:
SagaEngine *_vm;
ResourceContext *_contexts;
int _contextsCount;
char _voicesFileName[8][256];
bool loadContext(ResourceContext *context);
virtual bool loadMacContext(ResourceContext *context) = 0;
virtual bool loadResContext(ResourceContext *context, uint32 contextOffset, uint32 contextSize) = 0;
bool loadResContext_v1(ResourceContext *context, uint32 contextOffset, uint32 contextSize);
public:
virtual MetaResource* getMetaResource() = 0;
};
// ITE
class Resource_RSC : public Resource {
public:
Resource_RSC(SagaEngine *vm) : Resource(vm) {}
virtual uint32 convertResourceId(uint32 resourceId);
virtual void loadGlobalResources(int chapter, int actorsEntrance) {}
virtual MetaResource* getMetaResource() {
MetaResource *dummy = 0;
return dummy;
}
private:
virtual bool loadMacContext(ResourceContext *context);
virtual bool loadResContext(ResourceContext *context, uint32 contextOffset, uint32 contextSize) {
return loadResContext_v1(context, contextOffset, contextSize);
}
};
#ifdef ENABLE_IHNM
// IHNM
class Resource_RES : public Resource {
public:
Resource_RES(SagaEngine *vm) : Resource(vm) {}
virtual uint32 convertResourceId(uint32 resourceId) { return resourceId; }
virtual void loadGlobalResources(int chapter, int actorsEntrance);
virtual MetaResource* getMetaResource() { return &_metaResource; };
private:
virtual bool loadMacContext(ResourceContext *context) { return false; }
virtual bool loadResContext(ResourceContext *context, uint32 contextOffset, uint32 contextSize) {
return loadResContext_v1(context, 0, contextSize);
}
MetaResource _metaResource;
};
#endif
#ifdef ENABLE_SAGA2
// DINO, FTA2
class Resource_HRS : public Resource {
public:
Resource_HRS(SagaEngine *vm) : Resource(vm) {}
virtual uint32 convertResourceId(uint32 resourceId) { return resourceId; }
virtual void loadGlobalResources(int chapter, int actorsEntrance) {}
virtual MetaResource* getMetaResource() {
MetaResource *dummy = 0;
return dummy;
}
private:
virtual bool loadMacContext(ResourceContext *context) { return false; }
virtual bool loadResContext(ResourceContext *context, uint32 contextOffset, uint32 contextSize) {
return loadResContext_v2(context, contextSize);
}
bool loadResContext_v2(ResourceContext *context, uint32 contextSize);
};
#endif
} // End of namespace Saga
#endif
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