Method SetTuple

Common/Core/vtkVariantArray.cxx:216–258

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
void vtkVariantArray::SetTuple(vtkIdType i, vtkIdType j, vtkAbstractArray* source)
{
  if (source->IsA("vtkVariantArray"))
  {
    vtkVariantArray* a = vtkArrayDownCast<vtkVariantArray>(source);
    vtkIdType loci = i * this->NumberOfComponents;
    vtkIdType locj = j * a->GetNumberOfComponents();
    for (vtkIdType cur = 0; cur < this->NumberOfComponents; cur++)
    {
      this->SetValue(loci + cur, a->GetValue(locj + cur));
    }
  }
  else if (source->IsA("vtkDataArray"))
  {
    vtkDataArray* a = vtkArrayDownCast<vtkDataArray>(source);
    vtkIdType loci = i * this->NumberOfComponents;
    vtkIdType locj = j * a->GetNumberOfComponents();
    for (vtkIdType cur = 0; cur < this->NumberOfComponents; cur++)
    {
      // TODO : This just makes a double variant by default.
      //        We really should make the appropriate type of variant
      //        based on the subclass of vtkDataArray.
      vtkIdType tuple = (locj + cur) / a->GetNumberOfComponents();
      int component = static_cast<int>((locj + cur) % a->GetNumberOfComponents());
      this->SetValue(loci + cur, ValueType(a->GetComponent(tuple, component)));
    }
  }
  else if (source->IsA("vtkStringArray"))
  {
    vtkStringArray* a = vtkArrayDownCast<vtkStringArray>(source);
    vtkIdType loci = i * this->NumberOfComponents;
    vtkIdType locj = j * a->GetNumberOfComponents();
    for (vtkIdType cur = 0; cur < this->NumberOfComponents; cur++)
    {
      this->SetValue(loci + cur, ValueType(a->GetValue(locj + cur)));
    }
  }
  else
  {
    vtkWarningMacro("Unrecognized type is incompatible with vtkVariantArray.");
  }
  this->DataChanged();
}

//------------------------------------------------------------------------------
void vtkVariantArray::InsertTuple(vtkIdType i, vtkIdType j, vtkAbstractArray* source)