C++ KstScalarPtr::writeLock方法代码示例

// FIXME: KstPlugin should not know about fit scalars!!
void KstPlugin::createFitScalars() {
  if (_plugin->data()._isFit && _outputVectors.contains("Parameters")) {
    KstVectorPtr vectorParam = _outputVectors["Parameters"];
    if (vectorParam) {
      QString paramName;
      int i = 0;
      int length = vectorParam->length();

      for (paramName = _plugin->parameterName(i); 
          !paramName.isEmpty() && i < length; 
           paramName = _plugin->parameterName(++i)) {
        double scalarValue = vectorParam->value(i);
        if (!_outputScalars.contains(paramName)) {
          QString scalarName = i18n("%1-%2").arg(tagName()).arg(paramName);
          KstScalarPtr s = new KstScalar(scalarName, scalarValue);
          s->writeLock();
          s->setProvider(this);
          s->writeUnlock();
          _outputScalars.insert(paramName, s);
        } else {
          _outputScalars[paramName]->setValue(scalarValue);
        }
      }
    }
  }
}

KstDataObjectPtr KstPlugin::makeDuplicate(KstDataObjectDataObjectMap& duplicatedMap) {
  KstPluginPtr plugin = new KstPlugin;

  // use same inputs
  for (KstVectorMap::ConstIterator iter = _inputVectors.begin(); iter != _inputVectors.end(); ++iter) {
    plugin->inputVectors().insert(iter.key(), iter.data());
  }
  for (KstScalarMap::ConstIterator iter = _inputScalars.begin(); iter != _inputScalars.end(); ++iter) {
    plugin->inputScalars().insert(iter.key(), iter.data());  
  }
  for (KstStringMap::ConstIterator iter = _inputStrings.begin(); iter != _inputStrings.end(); ++iter) {
    plugin->inputStrings().insert(iter.key(), iter.data());  
  }
  
  // create new outputs
  for (KstVectorMap::ConstIterator iter = outputVectors().begin(); iter != outputVectors().end(); ++iter) {
    KstVectorPtr v = new KstVector;
    v->writeLock();
    plugin->outputVectors().insert(iter.key(), v);
    v->setTagName(iter.data()->tagName() + "'");
    v->setProvider(plugin.data());
    KST::addVectorToList(v);
    v->writeUnlock();
  }
  for (KstScalarMap::ConstIterator iter = outputScalars().begin(); iter != outputScalars().end(); ++iter) {
    KstScalarPtr s = new KstScalar;
    s->writeLock();
    plugin->outputScalars().insert(iter.key(), s);
    s->setTagName(iter.data()->tagName() + "'");
    s->setProvider(plugin.data());
    s->writeUnlock();
  }
  for (KstStringMap::ConstIterator iter = outputStrings().begin(); iter != outputStrings().end(); ++iter) {
    KstStringPtr s = new KstString;
    s->writeLock();
    plugin->outputStrings().insert(iter.key(), s);
    s->setTagName(iter.data()->tagName() + "'");
    s->setProvider(plugin.data());
    s->writeUnlock();  
  }
  
  // set the same plugin
  plugin->setPlugin(_plugin);
  plugin->setTagName(tagName() + "'");
  duplicatedMap.insert(this, KstDataObjectPtr(plugin));  
  return KstDataObjectPtr(plugin);
}

bool UpdateThread::doUpdates(bool force, bool *gotData) {
  KstObject::UpdateType U = KstObject::NO_CHANGE;

  _updatedCurves.clear(); // HACK

  if (gotData) {
    *gotData = false;
  }
  
#if UPDATEDEBUG > 0
  if (force) {
    qDebug() << "Forced update!" << endl;
  }
#endif

  _updateCounter++;
  if (_updateCounter < 1) {
    _updateCounter = 1; // check for wrap around
  }

#if UPDATEDEBUG > 2
  qDebug() << "UPDATE: counter=" << _updateCounter << endl;
#endif

  {
    // Must make a copy to avoid deadlock
    KstBaseCurveList cl;
    KstDataObjectList dol;
    kstObjectSplitList<KstDataObject, KstBaseCurve>(KST::dataObjectList, cl, dol);
    qSort(cl); 
    qSort(dol); 

    // Update all curves
    for (uint i = 0; i < cl.count(); ++i) {
      KstBaseCurvePtr bcp = cl[i];
      bcp->writeLock();
      assert(bcp.data());
#if UPDATEDEBUG > 1
      qDebug() << "updating curve: " << (void*)bcp << " - " << bcp->tagName() << endl;
#endif
      KstObject::UpdateType ut = bcp->update(_updateCounter);
      bcp->unlock();

      if (ut == KstObject::UPDATE) { // HACK
        _updatedCurves.append(bcp);
      }

      if (U != KstObject::UPDATE) {
        U = ut;
        if (U == KstObject::UPDATE) {
#if UPDATEDEBUG > 0
          qDebug() << "Curve " << bcp->tagName() << " said UPDATE" << endl;
#endif
        }
      }

      if (_done || (_paused && !force)) {
#if UPDATEDEBUG > 1
        qDebug() << "5 Returning from scan with U=" << (int)U << endl;
#endif
        return U == KstObject::UPDATE;
      }
    }

    // Update all data objects
    for (uint i = 0; i < dol.count(); ++i) {
      KstDataObjectPtr dp = dol[i];
      dp->writeLock();
      assert(dp.data());
#if UPDATEDEBUG > 1
      qDebug() << "updating data object: " << (void*)dp << " - " << dp->tagName() << endl;
#endif
      dp->update(_updateCounter);
      dp->unlock();

      if (_done || (_paused && !force)) {
#if UPDATEDEBUG > 1
        qDebug() << "5 Returning from scan with U=" << (int)U << endl;
#endif
        return U == KstObject::UPDATE;
      }
    }
  }

  // Update the files
  if (!_paused) { // don't update even if paused && force
    KST::dataSourceList.lock().readLock();
    unsigned cnt = KST::dataSourceList.count();
    for (uint i = 0; i < cnt; ++i) {
      KstDataSourcePtr dsp = KST::dataSourceList[i];

      dsp->writeLock();
      dsp->update(_updateCounter);
      dsp->unlock();

      if (_done) {
        KST::dataSourceList.lock().unlock();
        return false;
      }
    }
//.........这里部分代码省略.........

bool KstPluginDialogI::saveOutputs(KstCPluginPtr plugin, KstSharedPtr<Plugin> p) {
  const QValueList<Plugin::Data::IOValue>& otable = p->data()._outputs;

  for (QValueList<Plugin::Data::IOValue>::ConstIterator it = otable.begin(); it != otable.end(); ++it) {
    QObject *field = _w->_pluginInputOutputFrame->child((*it)._name.latin1(), "QLineEdit");
    if (!field) {
      continue; // Some are unsupported
    }

    QLineEdit *li = static_cast<QLineEdit*>(field);

    if (li->text().isEmpty()) {
      QString tagName = _tagName->text();
      if (tagName==plugin_defaultTag) {
        tagName = plugin->tagName();
      }
      li->setText(tagName + "-" + (*it)._name);
    }

    QString nt = li->text();
    if ((*it)._type == Plugin::Data::IOValue::TableType) {
      if (!KstData::self()->vectorTagNameNotUnique(nt, false)) {
        // Implicitly creates it if it doesn't exist
        KstVectorPtr v = plugin->outputVectors()[(*it)._name];
        if (!v) {
          v = new KstVector(nt, 0, plugin.data());
          v->writeLock();
          plugin->outputVectors().insert((*it)._name, v);
          KST::addVectorToList(v);
        }
      } else if (plugin->outputVectors()[(*it)._name]->tagName() != nt) {
        while (KstData::self()->vectorTagNameNotUnique(nt, false)) {
          nt += "'";
        }
        KstVectorPtr v;
        if (plugin->outputVectors().contains((*it)._name)) {
          v = plugin->outputVectors()[(*it)._name];
        } else {
          v = new KstVector(nt, 0, plugin.data());
          v->writeLock();
          plugin->outputVectors().insert((*it)._name, v);
          KST::addVectorToList(v);
        }
      }
    } else if ((*it)._type == Plugin::Data::IOValue::StringType) {
      if (!KstData::self()->vectorTagNameNotUnique(nt, false)) {
        KstStringPtr s;
        if (plugin->outputStrings().contains((*it)._name)) {
          s = plugin->outputStrings()[(*it)._name];
        } else {
          s = new KstString(nt, plugin.data());
          s->writeLock();
          plugin->outputStrings().insert((*it)._name, s);
        }
      } else if (plugin->outputStrings()[(*it)._name]->tagName() != nt) {
        while (KstData::self()->vectorTagNameNotUnique(nt, false)) {
          nt += "'";
        }
        KstStringPtr s;
        if (plugin->outputStrings().contains((*it)._name)) {
          s = plugin->outputStrings()[(*it)._name];
        } else {
          s = new KstString(nt, plugin.data());
          s->writeLock();
          plugin->outputStrings().insert((*it)._name, s);
        }
      }
    } else if ((*it)._type == Plugin::Data::IOValue::PidType) {
      // Nothing
    } else if ((*it)._type == Plugin::Data::IOValue::FloatType) {
      if (!KstData::self()->vectorTagNameNotUnique(nt, false)) {
        KstScalarPtr s;
        if (plugin->outputScalars().contains((*it)._name)) {
          s = plugin->outputScalars()[(*it)._name];
        } else {
          s = new KstScalar(nt, plugin.data());
          s->writeLock();
          plugin->outputScalars().insert((*it)._name, s);
        }
      } else if (plugin->outputScalars()[(*it)._name]->tagName() != nt) {
        while (KstData::self()->vectorTagNameNotUnique(nt, false)) {
          nt += "'";
        }
        KstScalarPtr s;
        if (plugin->outputScalars().contains((*it)._name)) {
          s = plugin->outputScalars()[(*it)._name];
        } else {
          s = new KstScalar(nt, plugin.data());
          s->writeLock();
          plugin->outputScalars().insert((*it)._name, s);
        }
      }
    }
  }

  return true;
}

bool KstPluginDialogI::saveInputs(KstCPluginPtr plugin, KstSharedPtr<Plugin> p) {
  bool rc = true;

  KST::vectorList.lock().readLock();
  KST::scalarList.lock().readLock();
  KST::stringList.lock().readLock();
  const QValueList<Plugin::Data::IOValue>& itable = p->data()._inputs;
  for (QValueList<Plugin::Data::IOValue>::ConstIterator it = itable.begin(); it != itable.end(); ++it) {
    if ((*it)._type == Plugin::Data::IOValue::TableType) {
      QObject *field = _w->_pluginInputOutputFrame->child((*it)._name.latin1(), "VectorSelector");
      assert(field);
      VectorSelector *vs = static_cast<VectorSelector*>(field);
      KstVectorPtr v = *KST::vectorList.findTag(vs->selectedVector());
      if (v) {
        v->writeLock(); // to match with plugin->writeLock()
        if (plugin->inputVectors().contains((*it)._name) && plugin->inputVectors()[(*it)._name] != v) {
          plugin->inputVectors()[(*it)._name]->unlock();
        }
        plugin->inputVectors().insert((*it)._name, v);
      } else if (plugin->inputVectors().contains((*it)._name)) {
        plugin->inputVectors().erase((*it)._name);
        rc = false;
      }
    } else if ((*it)._type == Plugin::Data::IOValue::StringType) {
      QObject *field = _w->_pluginInputOutputFrame->child((*it)._name.latin1(), "StringSelector");
      assert(field);
      StringSelector *ss = static_cast<StringSelector*>(field);
      KstStringPtr s = *KST::stringList.findTag(ss->selectedString());
      if (s == *KST::stringList.end()) {
        QString val = ss->_string->currentText();
        KstStringPtr newString = new KstString(ss->_string->currentText(), 0L, val, true, false);
        newString->writeLock(); // to match with plugin->writeLock()
        if (plugin->inputStrings().contains((*it)._name) && plugin->inputStrings()[(*it)._name] != s) {
          plugin->inputStrings()[(*it)._name]->unlock();
        }
        plugin->inputStrings().insert((*it)._name, newString);
      } else {
        s->writeLock(); // to match with plugin->writeLock()
        if (plugin->inputStrings().contains((*it)._name) && plugin->inputStrings()[(*it)._name] != s) {
          plugin->inputStrings()[(*it)._name]->unlock();
        }
        plugin->inputStrings().insert((*it)._name, s);
      }
    } else if ((*it)._type == Plugin::Data::IOValue::PidType) {
      // Nothing
    } else if ((*it)._type == Plugin::Data::IOValue::FloatType) {
      QObject *field = _w->_pluginInputOutputFrame->child((*it)._name.latin1(), "ScalarSelector");
      assert(field);
      ScalarSelector *ss = static_cast<ScalarSelector*>(field);
      KstScalarPtr s = *KST::scalarList.findTag(ss->selectedScalar());
      if (s == *KST::scalarList.end()) {
        bool ok;
        double val = ss->_scalar->currentText().toDouble(&ok);

        if (ok) {
          KstScalarPtr newScalar = new KstScalar(ss->_scalar->currentText(), 0L, val, true, false, false);
          newScalar->writeLock(); // to match with plugin->writeLock()
          if (plugin->inputScalars().contains((*it)._name) && plugin->inputScalars()[(*it)._name] != s) {
            plugin->inputScalars()[(*it)._name]->unlock();
          }
          plugin->inputScalars().insert((*it)._name, newScalar);
        } else {
          s->writeLock(); // to match with plugin->writeLock()
          if (plugin->inputScalars().contains((*it)._name) && plugin->inputScalars()[(*it)._name] != s) {
            plugin->inputScalars()[(*it)._name]->unlock();
          }
          plugin->inputScalars().insert((*it)._name, s);
        }
      } else {
        s->writeLock(); // to match with plugin->writeLock()
        if (plugin->inputScalars().contains((*it)._name) && plugin->inputScalars()[(*it)._name] != s) {
          plugin->inputScalars()[(*it)._name]->unlock();
        }
        plugin->inputScalars().insert((*it)._name, s);
      }
    } else {
    }
  }
  KST::stringList.lock().unlock();
  KST::scalarList.lock().unlock();
  KST::vectorList.lock().unlock();

  return rc;
}

bool KstPlugin::setPlugin(KstSharedPtr<Plugin> plugin) {
  // Assumes that this is called with a write lock in place on this object
  if (plugin == _plugin) {
    return true;
  }

  freeParameters();

  if (_localData) {
    if (!_plugin || !_plugin->freeLocalData(&_localData)) {
      free(_localData);
    }
    _localData = 0L;
  }

  if (!plugin) {
    _inputVectors.clear();
    _inputScalars.clear();
    _inputStrings.clear();
    _outputVectors.clear();
    _outputScalars.clear();
    _outputStrings.clear();
    _plugin = 0L;
    return true;
  }

  Plugin::countScalarsVectorsAndStrings(plugin->data()._inputs, _inScalarCnt, _inArrayCnt, _inStringCnt, _inPid);

  if (_inputVectors.count() != _inArrayCnt ||
      _inputScalars.count() != _inScalarCnt - _inPid ||
      _inputStrings.count() != _inStringCnt) {
    _plugin = 0L;
    return false;
  }

  _outScalarCnt = 0;
  _outArrayCnt = 0;
  _outStringCnt = 0;
  _outputVectors.clear();
  _outputScalars.clear();
  _outputStrings.clear();

  const QValueList<Plugin::Data::IOValue>& otable = plugin->data()._outputs;
  for (QValueList<Plugin::Data::IOValue>::ConstIterator it = otable.begin();
                                                         it != otable.end();
                                                                        ++it) {
    if ((*it)._type == Plugin::Data::IOValue::TableType) {
      KstVectorPtr v;

      if ((*it)._subType == Plugin::Data::IOValue::FloatNonVectorSubType) {
        v = new KstVector(QString::null, 0, true);
      } else {
        v = new KstVector;
      }
      v->writeLock();
      v->setProvider(this);
      _outputVectors.insert((*it)._name, v);
      _outArrayCnt++;
      KST::addVectorToList(v);
    } else if ((*it)._type == Plugin::Data::IOValue::FloatType) {
      KstScalarPtr s = new KstScalar;
      s->writeLock();
      s->setProvider(this);
      _outputScalars.insert((*it)._name, s);
      _outScalarCnt++;
    } else if ((*it)._type == Plugin::Data::IOValue::StringType) {
      KstStringPtr s = new KstString;
      s->writeLock();
      s->setProvider(this);
      _outputStrings.insert((*it)._name, s);
      _outStringCnt++;
    }
  }

  allocateParameters();
  _plugin = plugin;
  return true;
}

KstPlugin::KstPlugin(const QDomElement& e)
: KstDataObject(e) {
  QString pluginName;

  _inStringCnt = 0;
  _outStringCnt = 0;
  commonConstructor();

  QDomNode n = e.firstChild();

  while (!n.isNull()) {
    QDomElement e = n.toElement();
    if (!e.isNull()) {
      if (e.tagName() == "tag") {
        setTagName(e.text());
      } else if (e.tagName() == "name") {
        pluginName = e.text();
      } else if (e.tagName() == "ivector") {
        _inputVectorLoadQueue.append(qMakePair(e.attribute("name"), e.text()));
      } else if (e.tagName() == "iscalar") {
        _inputScalarLoadQueue.append(qMakePair(e.attribute("name"), e.text()));
      } else if (e.tagName() == "istring") {
        _inputStringLoadQueue.append(qMakePair(e.attribute("name"), e.text()));
      } else if (e.tagName() == "ovector") {
        KstVectorPtr v;
        if (e.attribute("scalarList", "0").toInt()) {
          v = new KstVector(e.text(), 0, true);
        } else {
          v = new KstVector(e.text(), 0, false);
        }
        v->setProvider(this);
        _outputVectors.insert(e.attribute("name"), v);
        KST::addVectorToList(v);
      } else if (e.tagName() == "oscalar") {
        KstScalarPtr sp = new KstScalar(e.text());
        sp->writeLock();
        sp->setProvider(this);
        sp->writeUnlock();
        _outputScalars.insert(e.attribute("name"), sp);
      } else if (e.tagName() == "ostring") {
        KstStringPtr sp = new KstString(e.text());
        sp->writeLock();
        sp->setProvider(this);
        sp->writeUnlock();
        _outputStrings.insert(e.attribute("name"), sp);
      }
    }
    n = n.nextSibling();
  }

  _plugin = PluginCollection::self()->plugin(pluginName);

  if (!_plugin.data()) {
    KstDebug::self()->log(i18n("Unable to load plugin %1 for \"%2\".").arg(pluginName).arg(tagName()), KstDebug::Warning);
  } else {
    Plugin::countScalarsVectorsAndStrings(_plugin->data()._inputs, _inScalarCnt, _inArrayCnt, _inStringCnt, _inPid);

    const QValueList<Plugin::Data::IOValue>& otable = _plugin->data()._outputs;
    for (QValueList<Plugin::Data::IOValue>::ConstIterator it = otable.begin();
                                                           it != otable.end();
                                                                         ++it) {
      // FIXME: i18n?
      if ((*it)._type == Plugin::Data::IOValue::TableType) {
        _outArrayCnt++;
        if (!_outputVectors.contains((*it)._name)) {
          KstVectorPtr v;

          if ((*it)._subType == Plugin::Data::IOValue::FloatNonVectorSubType) {
            v = new KstVector(tagName() + " vector - " + (*it)._name, 0, true);
          } else {
            v = new KstVector(tagName() + " vector - " + (*it)._name, 0, false);
          }
          v->setProvider(this);
          _outputVectors.insert((*it)._name, v);
          KST::addVectorToList(v);
        }
      } else if ((*it)._type == Plugin::Data::IOValue::MatrixType) {
          abort(); // FIXME:
#if 0
        _outArrayCnt += 2;
        if (!_outputMatrices.contains((*it)._name)) {
          KstMatrixPtr m;

          if ((*it)._subType == Plugin::Data::IOValue::FloatNonVectorSubType) {
            m = new KstMatrix(tagName() + " matrix - " + (*it)._name, 0, true);
          } else {
            m = new KstMatrix(tagName() + " matrix - " + (*it)._name, 0, false);
          }
          m->setProvider(this);
          _outputMatrices.insert((*it)._name, m);
          KST::addVectorToList(v);
        }
#endif
      } else if ((*it)._type == Plugin::Data::IOValue::FloatType) {
        _outScalarCnt++;
        if (!_outputScalars.contains((*it)._name)) {
          KstScalarPtr s = new KstScalar(tagName() + " scalar - " + (*it)._name);
          s->writeLock();
          s->setProvider(this);
          s->writeUnlock();
//.........这里部分代码省略.........