Method paint

QtNodeEditor/src/ConnectionPainter.cpp:279–309

void
ConnectionPainter::
paint(QPainter* painter,
      Connection const &connection)
{
  drawHoveredOrSelected(painter, connection);

  drawSketchLine(painter, connection);

  drawNormalLine(painter, connection);

#ifdef NODE_DEBUG_DRAWING
  debugDrawing(painter, connection);
#endif

  // draw end points
  ConnectionGeometry const& geom = connection.connectionGeometry();

  QPointF const & source = geom.source();
  QPointF const & sink   = geom.sink();

  auto const & connectionStyle = connection.style();

  double const pointDiameter = connectionStyle.pointDiameter();

  painter->setPen(connectionStyle.constructionColor());
  painter->setBrush(connectionStyle.constructionColor());
  double const pointRadius = pointDiameter / 2.0;
  painter->drawEllipse(source, pointRadius, pointRadius);
  painter->drawEllipse(sink, pointRadius, pointRadius);
}