Private Sub GenerateCharts()

  ' Let's begin by generating a chart that consists of an Area chart and a Line chart.
  ' We need to create one canvas that will host the first two charts inside it, that is,
  ' the Area chart and Line chart.

  Dim multi_chart_canvas As New Canvas

  ' Create a new datapoints-set for the first chart - Area chart.
  Dim area_chart_datapoints As New DataPoint(BunifuDataViz._type.Bunifu_area)

  ' Add the datapoints for the Area chart.
  area_chart_datapoints.addLabely("l1", "45")
  area_chart_datapoints.addLabely("l2", "60")
  area_chart_datapoints.addLabely("l3", "50")
  area_chart_datapoints.addLabely("l4", "80")
  area_chart_datapoints.addLabely("l5", "70")
  area_chart_datapoints.addLabely("l6", "90")
  area_chart_datapoints.addLabely("l7", "100")
  area_chart_datapoints.addLabely("l8", "95")
  area_chart_datapoints.addLabely("l9", "60")
  area_chart_datapoints.addLabely("l10", "45")

  ' Now add the Area chart to the canvas we created.
  multi_chart_canvas.addData(area_chart_datapoints)

  ' Create a new datapoints-set for the second chart - Line chart.
  Dim line_chart_datapoints As New DataPoint(BunifuDataViz._type.Bunifu_line)

  ' Add the datapoints for the Line chart.
  line_chart_datapoints.addLabely("", "55")
  line_chart_datapoints.addLabely("", "70")
  line_chart_datapoints.addLabely("", "60")
  line_chart_datapoints.addLabely("", "90")
  line_chart_datapoints.addLabely("", "80")
  line_chart_datapoints.addLabely("", "100")
  line_chart_datapoints.addLabely("", "110")
  line_chart_datapoints.addLabely("", "105")
  line_chart_datapoints.addLabely("", "70")
  line_chart_datapoints.addLabely("", "55")

  ' Then add the Line chart to the canvas we created.
  multi_chart_canvas.addData(line_chart_datapoints)

  ' Finally render the multiple-chart canvas in our Dataviz component.
  BunifuDataViz1.Render(multi_chart_canvas)

  ' Let's now create a new canvas for the Doughnut chart.
  Dim doughnut_chart_canvas As New Canvas
  Dim doughnut_chart_datapoints As New DataPoint(BunifuDataViz._type.Bunifu_doughnut)

  ' Add the datapoints for the Doughnut chart.
  doughnut_chart_datapoints.addLabely("", "45")
  doughnut_chart_datapoints.addLabely("", "60")
  doughnut_chart_datapoints.addLabely("", "50")
  doughnut_chart_datapoints.addLabely("", "80")
  doughnut_chart_datapoints.addLabely("", "70")
  doughnut_chart_datapoints.addLabely("", "90")

  ' Then add the Doughnut chart to the canvas we created.
  doughnut_chart_canvas.addData(doughnut_chart_datapoints)

  ' Finally render the Doughnut chart canvas in our Dataviz component.
  BunifuDataViz2.Render(doughnut_chart_canvas)

End Sub