Method setChannelFillGraph

qcustomplot/qcustomplot.cpp:20211–20229

! Sets the target graph for filling the area between this graph and \a targetGraph with the current brush (\ref setBrush). When \a targetGraph is set to 0, a normal graph fill to the zero-value-line will be shown. To disable any filling, set the brush to Qt::NoBrush. \see setBrush */

  \see setBrush
*/
void QCPGraph::setChannelFillGraph(QCPGraph *targetGraph)
{
  // prevent setting channel target to this graph itself:
  if (targetGraph == this)
  {
    qDebug() << Q_FUNC_INFO << "targetGraph is this graph itself";
    mChannelFillGraph = 0;
    return;
  }
  // prevent setting channel target to a graph not in the plot:
  if (targetGraph && targetGraph->mParentPlot != mParentPlot)
  {
    qDebug() << Q_FUNC_INFO << "targetGraph not in same plot";
    mChannelFillGraph = 0;
    return;
  }
  
  mChannelFillGraph = targetGraph;
}

/*!
  Sets whether adaptive sampling shall be used when plotting this graph. QCustomPlot's adaptive