Method JustifyStartPoint

IO/ExportPDF/vtkPDFContextDevice2D.cxx:453–495

Move the baseline of the first line to the appropriate location given the justification parameters

  // Move the baseline of the first line to the appropriate location given
  // the justification parameters
  void JustifyStartPoint(float pt[2]) const
  {
    std::array<float, 2> offset = { { 0.f, -this->Ascent } };

    switch (this->TextProp->GetJustification())
    {
      default:
      case VTK_TEXT_LEFT:
        break;

      case VTK_TEXT_CENTERED:
        offset[0] -= this->BBoxWidth * 0.5f;
        break;

      case VTK_TEXT_RIGHT:
        offset[0] -= this->BBoxWidth;
        break;
    }

    switch (this->TextProp->GetVerticalJustification())
    {
      case VTK_TEXT_BOTTOM:
        offset[1] += this->BBoxHeight;
        break;

      case VTK_TEXT_CENTERED:
        offset[1] += this->BBoxHeight * 0.5f;
        break;

      default:
      case VTK_TEXT_TOP:
        break;
    }

    // Account for tprop rotation:
    std::array<float, 2> tmp = { {
      offset[0] * this->CosineTheta - offset[1] * this->SineTheta,
      offset[0] * this->SineTheta + offset[1] * this->CosineTheta,
    } };

    pt[0] += tmp[0];
    pt[1] += tmp[1];
  }

  void PrintLeftJustifiedText() const
  {