Method Paint

Rendering/Matplotlib/Testing/Cxx/TestGL2PSMathTextScaling.cxx:67–87

vtkStandardNewMacro(GL2PSMathTextScalingTest);

bool GL2PSMathTextScalingTest::Paint(vtkContext2D* painter)
{
  painter->GetBrush()->SetColor(50, 50, 128);
  painter->DrawRect(0, 0, 500, 500);

  painter->GetTextProp()->SetColor(.7, .4, .5);
  painter->GetTextProp()->SetJustificationToLeft();
  painter->GetTextProp()->SetVerticalJustificationToCentered();
  painter->GetTextProp()->UseTightBoundingBoxOn();

  for (int i = 0; i < 10; ++i)
  {
    int fontSize = 5 + i * 3;
    float y = 500 - ((pow(i, 1.2) + 0.5) * 30);
    painter->GetTextProp()->SetFontSize(fontSize);
    painter->DrawString(5, y, "Text");
    painter->DrawMathTextString(120, y, "MathText$\\ast$");
  }

  return true;
}