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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.
*
*/
#include "illusions/illusions.h"
#include "illusions/resources/talkresource.h"
#include "illusions/dictionary.h"
namespace Illusions {
// TalkResourceLoader
void TalkResourceLoader::load(Resource *resource) {
resource->_instance = _vm->_talkItems->createTalkInstance(resource);
}
bool TalkResourceLoader::isFlag(int flag) {
return
flag == kRlfLoadFile;
}
// TalkEntry
void TalkEntry::load(byte *dataStart, Common::SeekableReadStream &stream) {
_talkId = stream.readUint32LE();
stream.readUint32LE(); // Skip unknown
uint32 textOffs = stream.readUint32LE();
uint32 tblOffs = stream.readUint32LE();
uint32 voiceNameOffs = stream.readUint32LE();
_text = dataStart + textOffs;
_tblPtr = dataStart + tblOffs;
_voiceName = dataStart + voiceNameOffs;
debug(0, "TalkEntry::load() _talkId: %08X; textOffs: %08X; tblOffs: %08X; voiceNameOffs: %08X",
_talkId, textOffs, tblOffs, voiceNameOffs);
}
// TalkResource
TalkResource::TalkResource()
: _talkEntriesCount(0), _talkEntries(0) {
}
TalkResource::~TalkResource() {
delete[] _talkEntries;
}
void TalkResource::load(byte *data, uint32 dataSize) {
Common::MemoryReadStream stream(data, dataSize, DisposeAfterUse::NO);
stream.skip(4); // Skip size
_talkEntriesCount = stream.readUint16LE();
stream.skip(2); // Skip padding
_talkEntries = new TalkEntry[_talkEntriesCount];
for (uint i = 0; i < _talkEntriesCount; ++i) {
stream.seek(8 + i * 0x14);
_talkEntries[i].load(data, stream);
}
}
// TalkInstance
TalkInstance::TalkInstance(IllusionsEngine *vm)
: _vm(vm), _pauseCtr(0) {
}
void TalkInstance::load(Resource *resource) {
TalkResource *talkResource = new TalkResource();
talkResource->load(resource->_data, resource->_dataSize);
_talkRes = talkResource;
_talkId = resource->_resId;
_sceneId = resource->_sceneId;
registerResources();
}
void TalkInstance::unload() {
unregisterResources();
_vm->_talkItems->removeTalkInstance(this);
delete _talkRes;
}
void TalkInstance::pause() {
++_pauseCtr;
if (_pauseCtr == 1)
unregisterResources();
}
void TalkInstance::unpause() {
--_pauseCtr;
if (_pauseCtr == 0)
registerResources();
}
void TalkInstance::registerResources() {
for (uint i = 0; i < _talkRes->_talkEntriesCount; ++i) {
TalkEntry *talkEntry = &_talkRes->_talkEntries[i];
_vm->_dict->addTalkEntry(talkEntry->_talkId, talkEntry);
}
}
void TalkInstance::unregisterResources() {
for (uint i = 0; i < _talkRes->_talkEntriesCount; ++i) {
TalkEntry *talkEntry = &_talkRes->_talkEntries[i];
_vm->_dict->removeTalkEntry(talkEntry->_talkId);
}
}
// TalkInstanceList
TalkInstanceList::TalkInstanceList(IllusionsEngine *vm)
: _vm(vm) {
}
TalkInstanceList::~TalkInstanceList() {
}
TalkInstance *TalkInstanceList::createTalkInstance(Resource *resource) {
TalkInstance *talkInstance = new TalkInstance(_vm);
talkInstance->load(resource);
_items.push_back(talkInstance);
return talkInstance;
}
void TalkInstanceList::removeTalkInstance(TalkInstance *talkInstance) {
_items.remove(talkInstance);
}
TalkInstance *TalkInstanceList::findTalkItem(uint32 talkId) {
for (ItemsIterator it = _items.begin(); it != _items.end(); ++it) {
if ((*it)->_talkId == talkId)
return (*it);
}
return 0;
}
TalkInstance *TalkInstanceList::findTalkItemBySceneId(uint32 sceneId) {
for (ItemsIterator it = _items.begin(); it != _items.end(); ++it) {
if ((*it)->_sceneId == sceneId)
return (*it);
}
return 0;
}
void TalkInstanceList::pauseBySceneId(uint32 sceneId) {
TalkInstance *talkInstance = findTalkItemBySceneId(sceneId);
if (talkInstance)
talkInstance->pause();
}
void TalkInstanceList::unpauseBySceneId(uint32 sceneId) {
TalkInstance *talkInstance = findTalkItemBySceneId(sceneId);
if (talkInstance)
talkInstance->unpause();
}
} // End of namespace Illusions
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