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Diffstat (limited to 'engines/saga/resource.h')
| -rw-r--r-- | engines/saga/resource.h | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/engines/saga/resource.h b/engines/saga/resource.h new file mode 100644 index 0000000000..a93ba7ae30 --- /dev/null +++ b/engines/saga/resource.h @@ -0,0 +1,217 @@ +/* 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 { + 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; + } + } + + 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]; + } + +}; + +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); + + virtual uint32 convertResourceId(uint32 resourceId) = 0; + virtual void loadGlobalResources(int chapter, int actorsEntrance) = 0; + + 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; + } + +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); + } +}; + +// 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, contextOffset, contextSize); + } + MetaResource _metaResource; +}; + +// 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, contextOffset, contextSize); + } + bool loadResContext_v2(ResourceContext *context, uint32 contextOffset, uint32 contextSize); +}; + +} // End of namespace Saga + +#endif |