Method drawLegendIcon

qcustomplot/qcustomplot.cpp:20420–20452

inherits documentation from base class */

/* inherits documentation from base class */
void QCPGraph::drawLegendIcon(QCPPainter *painter, const QRectF &rect) const
{
  // draw fill:
  if (mBrush.style() != Qt::NoBrush)
  {
    applyFillAntialiasingHint(painter);
    painter->fillRect(QRectF(rect.left(), rect.top()+rect.height()/2.0, rect.width(), rect.height()/3.0), mBrush);
  }
  // draw line vertically centered:
  if (mLineStyle != lsNone)
  {
    applyDefaultAntialiasingHint(painter);
    painter->setPen(mPen);
    painter->drawLine(QLineF(rect.left(), rect.top()+rect.height()/2.0, rect.right()+5, rect.top()+rect.height()/2.0)); // +5 on x2 else last segment is missing from dashed/dotted pens
  }
  // draw scatter symbol:
  if (!mScatterStyle.isNone())
  {
    applyScattersAntialiasingHint(painter);
    // scale scatter pixmap if it's too large to fit in legend icon rect:
    if (mScatterStyle.shape() == QCPScatterStyle::ssPixmap && (mScatterStyle.pixmap().size().width() > rect.width() || mScatterStyle.pixmap().size().height() > rect.height()))
    {
      QCPScatterStyle scaledStyle(mScatterStyle);
      scaledStyle.setPixmap(scaledStyle.pixmap().scaled(rect.size().toSize(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
      scaledStyle.applyTo(painter, mPen);
      scaledStyle.drawShape(painter, QRectF(rect).center());
    } else
    {
      mScatterStyle.applyTo(painter, mPen);
      mScatterStyle.drawShape(painter, QRectF(rect).center());
    }
  }
}

/*! \internal