void Spells::loadSpells(const QString& spellsFileName)
{
// unload any previously loaded spells
unloadSpells();
// create a QFile on the past in spell file
QFile spellsFile(spellsFileName);
// open the spell file if possible
if (spellsFile.open(IO_ReadOnly))
{
// QPtrQueue to temporarily store our Spells until we know the maxSpell
QPtrQueue<Spell> spellQueue;
spellQueue.setAutoDelete(false);
// allocate memory in a QCString to hold the entire file contents
QCString textData(spellsFile.size() + 1);
// read the file as one big chunk
spellsFile.readBlock(textData.data(), textData.size());
// construct a regex to deal with either style line termination
QRegExp lineTerm("[\r\n]{1,2}");
uint16_t unicodeIndicator = *(uint16_t*)textData.data();
QString text;
if ((unicodeIndicator != 0xfffe) && (unicodeIndicator != 0xfeff))
text = textData;
else
{
#if (QT_VERSION > 0x030100)
text = QString::fromUcs2((uint16_t*)textData.data());
#else
if (sizeof(QChar) == 2)
text.setUnicode(QChar*(textData.data()), textData.size() / 2);
else
{
seqWarn("Spells::loadSpells(): Upgrade your version of Qt to at least 3.1 to properly handle UTF-16 encoded files!");
text = textData;
}
#endif
}
// split the file into at the line termination
QStringList lines = QStringList::split(lineTerm,
text, false);
Spell* newSpell;
// iterate over the lines and process the spell entries therein.
for (QStringList::Iterator it = lines.begin(); it != lines.end(); ++it)
{
newSpell = new Spell(*it);
// calculate the maximum spell ID
if (newSpell->spell() > m_maxSpell)
m_maxSpell = newSpell->spell();
// enqueue the new spell entry for later insertion
spellQueue.enqueue(newSpell);
}
seqInfo("Loaded %d spells from '%s' maxSpell=%#.04x",
spellQueue.count(), spellsFileName.latin1(), m_maxSpell);
// allocate the spell array
// Notes: Yeah, it is slightly sparse, but as of this writing there are
// only 126 empty entries, so allocating this way for fastest access
m_spells = new Spell*[m_maxSpell + 1];
memset((void*)m_spells, 0, sizeof(Spell*) * (m_maxSpell+1));
// iterate over the queue, removing spells from it and inserting them into
// the spells table
while (!spellQueue.isEmpty())
{
// remove from queue
newSpell = spellQueue.dequeue();
// insert into table
m_spells[newSpell->spell()] = newSpell;
}
}
else
seqWarn("Spells::Spells(): Failed to open: '%s'",
spellsFileName.latin1());
}
