public override void Initialize()
{
base.Initialize();
m_Chart = nChartControl1.Charts[0];
m_Chart.Axis(StandardAxis.Depth).Visible = false;
m_Bar = (NBarSeries)m_Chart.Series.Add(SeriesType.Bar);
m_Bar.Values.FillRandom(Random, 10);
m_Bar.Legend.Mode = SeriesLegendMode.None;
m_Subset.AddRange(0, 9);
Subset.Text = m_Subset.ToString();
FunctionCombo.SelectedIndex = 0;
ApplyColorToSubset();
// add a label
NLabel title = nChartControl1.Labels.AddHeader("Evaluating data");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 20, FontStyle.Italic);
title.TextStyle.FillStyle = new NColorFillStyle(Color.MidnightBlue);
title.TextStyle.ShadowStyle.Type = ShadowType.Solid;
title.TextStyle.ShadowStyle.Color = Color.White;
title.ContentAlignment = ContentAlignment.BottomCenter;
title.Location = new NPointL(new NLength(50, NRelativeUnit.ParentPercentage), new NLength(2, NRelativeUnit.ParentPercentage));
}
private void ResetFilter()
{
m_SubsetAll.Clear();
m_SubsetFilter.Clear();
if (m_Bar.Values.Count > 0)
{
m_SubsetAll.AddRange(0, m_Bar.Values.Count - 1);
m_SubsetFilter.AddRange(0, m_Bar.Values.Count - 1);
}
OperationList.Items.Clear();
OperationList.Items.Add("f = all");
CurrentFilter.Text = m_SubsetFilter.ToString();
ApplyColorToSubset(m_SubsetFilter, Color.Red);
}
private void ApplyFilter_Click(object sender, System.EventArgs e)
{
double dValue;
string sFilter = "";
string sOperation = "";
// make all colors blue
ApplyColorToSubset(m_SubsetAll, Color.Blue);
try
{
dValue = Double.Parse(Value.Text);
}
catch
{
return;
}
Nevron.Chart.CompareMethod compareMethod = (Nevron.Chart.CompareMethod)compareMethodCombo.SelectedIndex;
NDataSeriesSubset subset = m_Bar.Values.Filter(compareMethod, dValue);
switch (compareMethodCombo.SelectedIndex)
{
case 0:
sFilter = "(> " + dValue.ToString() + ")";
break;
case 1:
sFilter = "(< " + dValue.ToString() + ")";
break;
case 2:
sFilter = "(==" + dValue.ToString() + ")";
break;
case 3:
sFilter = "(>=" + dValue.ToString() + ")";
break;
case 4:
sFilter = "(<=" + dValue.ToString() + ")";
break;
case 5:
sFilter = "(!=" + dValue.ToString() + ")";
break;
}
switch (subsetOperationCombo.SelectedIndex)
{
case 0: // replace
m_SubsetFilter = subset;
OperationList.Items.Clear();
sOperation = "f = ";
break;
case 1: // combine
m_SubsetFilter.Combine(subset);
sOperation = "f = f combine ";
break;
case 2: // intersect
m_SubsetFilter.Intersect(subset);
sOperation = "f = f intersect ";
break;
case 3: // subtract
m_SubsetFilter.Subtract(subset);
sOperation = "f = f subtract ";
break;
}
OperationList.Items.Add(sOperation + sFilter);
CurrentFilter.Text = m_SubsetFilter.ToString();
// apply red color only on the bars in the filter subset
ApplyColorToSubset(m_SubsetFilter, Color.Red);
nChartControl1.Refresh();
}
