const TImageInfo *TLevelReader::getImageInfo()
{
if (m_info)
return m_info;
TLevelP level = loadInfo();
if (level->getFrameCount() == 0)
return 0;
return getImageInfo(level->begin()->first);
}
void LRLoadInfoParser::operator()(Message &msg) {
// Read command data
unsigned int id;
QString shMemId;
msg >> id >> shMemId >> clr;
QHash<unsigned int, TLevelReaderP>::iterator it = readers.find(id);
if (it == readers.end()) goto err;
// Read level infos
{
TLevelP level;
try {
level = it.value()->loadInfo();
} catch (...) {
goto err;
}
int frameCount = level->getFrameCount();
if (!shMemId.isEmpty()) {
// Create a shared memory segment to transfer the infos to
tipc::DefaultMessageParser<SHMEM_REQUEST> msgParser;
Message shMsg;
shMsg << shMemId << frameCount * (int)sizeof(int) << reset;
msgParser(shMsg);
QString str;
shMsg >> reset >> str;
if (str != QString("ok")) goto err;
// Copy level data to the shared memory segment
{
QSharedMemory shmem(shMemId);
shmem.attach();
shmem.lock();
TLevel::Table *table = level->getTable();
TLevel::Table::const_iterator jt;
int *f = (int *)shmem.data();
for (jt = table->begin(); jt != table->end(); ++jt, ++f)
*f = jt->first.getNumber();
shmem.unlock();
shmem.detach();
}
}
msg << QString("ok") << frameCount;
}
