C++ (Cpp) KstHistogramPtr::writeLock примеры использования

Пример #1

bool KstHsDialog::editObject() {
  KstHistogramList hsList;

  hsList = kstObjectSubList<KstDataObject,KstHistogram>(KST::dataObjectList);

  if (_editMultipleMode) {
    _vectorDirty = _w->_vector->_vector->currentIndex() != 0;
    _nDirty = _w->N->text() != " ";
    _minDirty = !_w->Min->text().isEmpty();
    _maxDirty = !_w->Max->text().isEmpty();

    bool didEdit = false;
    int i;

    for (i = 0; i < _editMultipleWidget->_objectList->count(); i++) {
      if (_editMultipleWidget->_objectList->item(i)->isSelected()) {
        KstHistogramList::iterator hsIter;
        KstHistogramPtr hsPtr;

        hsIter = hsList.findTag(_editMultipleWidget->_objectList->item(i)->text());
        if (hsIter == hsList.end()) {
          return false;
        }

        hsPtr = *hsIter;

        if (!editSingleObject(hsPtr)) {
          return false;
        }
        didEdit = true;
      }
    }
    if (!didEdit) {
      QMessageBox::warning(this, QObject::tr("Kst"), QObject::tr("Select one or more objects to edit."));
      return false;
    }
  } else {
    KstHistogramPtr hp;
    QString tag_name;

    hp = kst_cast<KstHistogram>(_dp);

    //
    // verify that the curve name is unique...
    //

    tag_name = _tagName->text();
    if (!hp || (tag_name != hp->tagName() && KstData::self()->dataTagNameNotUnique(tag_name))) {
      _tagName->setFocus();
      return false;
    }

    hp->writeLock();
    hp->setTagName(tag_name);
    hp->unlock();

    //
    // then edit the object...
    //

    _vectorDirty = true;
    _minDirty = true;
    _maxDirty = true;
    _nDirty = true;
    _realTimeAutoBinDirty = true;
    _normIsPercentDirty = true;
    _normIsFractionDirty = true;
    _peakIs1Dirty = true;
    _normIsNumberDirty = true;
    if (!editSingleObject(hp)) {
      return false;
    }
  }

  emit modified();

  return true;
}

Пример #2

bool KstHsDialog::editSingleObject(KstHistogramPtr hsPtr) {
  double new_min;
  double new_max;

  hsPtr->readLock();
  new_min = hsPtr->xMin();
  new_max = hsPtr->xMax();
  hsPtr->unlock();

  if (_minDirty) {
    new_min = _w->Min->text().toDouble();
  }

  if (_maxDirty) {
    new_max = _w->Max->text().toDouble();
  }

  if (new_max < new_min) {
    double m = new_max;

    new_max = new_min;
    new_min = m;
  }

  if (new_max == new_min) {
    QMessageBox::warning(this, QObject::tr("Kst"), QObject::tr("Max and Min can not be equal."));
    _w->Min->setFocus();
    return false;
  }

  int new_n_bins = _w->N->text().toInt();
  if (_nDirty && new_n_bins < 1) {
    QMessageBox::warning(this, QObject::tr("Kst"), QObject::tr("You must have one or more bins in a histogram."));
    _w->N->setFocus();
    return false;
  }

  if (_vectorDirty) {
    KST::vectorList.lock().readLock();
    hsPtr->setVector(*KST::vectorList.findTag(_w->_vector->selectedVector()));
    KST::vectorList.lock().unlock();
  }

  hsPtr->writeLock();

  if (_nDirty) {
    hsPtr->setNBins(new_n_bins);
  }

  if (_minDirty || _maxDirty) {
    hsPtr->setXRange(new_min, new_max);
  }

  if (_realTimeAutoBinDirty) {
    hsPtr->setRealTimeAutoBin(_w->_realTimeAutoBin->isChecked());
  }

  if (_normIsPercentDirty || _normIsFractionDirty || _peakIs1Dirty || _normIsNumberDirty) {
    if (_w->NormIsPercent->isChecked()) {
      hsPtr->setIsNormPercent();
    } else if (_w->NormIsFraction->isChecked()) {
      hsPtr->setIsNormFraction();
    } else if (_w->PeakIs1->isChecked()) {
      hsPtr->setIsNormOne();
    } else {
      hsPtr->setIsNormNum();
    }
  }

  hsPtr->setRecursed(false);
  if (hsPtr->recursion()) {
    hsPtr->setRecursed(true);
    hsPtr->unlock();
    QMessageBox::critical(this, QObject::tr("Kst"), QObject::tr("There is a recursion resulting from the histogram you entered."));
    return false;
  }

  hsPtr->setDirty();
  hsPtr->unlock();

  return true;
}