Hi All,

I have created Tornado plot using QwtPlotMultiBarChart Class.

I want to display Variable and it's min and max value on tornado bar chart.

code snippet given below.

To do color tornado bar chart used below code.
Qt Code:
  1. // set red color on left side of tornado bar
  2. QwtColumnSymbol *symbol = new QwtColumnSymbol(QwtColumnSymbol::Box);
  3. symbol->setPalette(QPalette(Qt::red));
  4. tornadoBarChart->setSymbol(0, symbol);
  5.  
  6. // set blue color on right side of tornado bar
  7. QwtColumnSymbol *symbol2 = new QwtColumnSymbol(QwtColumnSymbol::Box);
  8. symbol2->setPalette(QPalette(Qt::blue));
  9. tornadoBarChart->setSymbol(1, symbol2);
To copy to clipboard, switch view to plain text mode 


Qt Code:
  1. QVector<QVector<qreal>> minMaxVector;
  2. sortMinMaxDiff(minMaxMap, minMaxVector);
  3. TornadoWidget = new TornadoPlot(optimumMudweightbaseValue, minMaxVector, units);
  4. TornadoWidget ->setWindowTitle("Tornado Plot");
To copy to clipboard, switch view to plain text mode 

thank you for any kind for help.

Regards,
RBsahu