private void GenerateData(NDataSeriesDouble dataSeries, int count)
{
for (int i = 0; i < count; i++)
{
dataSeries.Add(Random.NextDouble() * 59 + 1);
}
}
private void CalcFunction()
{
NDataSeriesDouble ds = m_FuncCalculator.Calculate();
if (ds == null)
{
return;
}
m_Chart.Axis(StandardAxis.PrimaryY).ConstLines.Clear();
m_Line.Visible = false;
if (m_GroupingCombo.SelectedIndex == 0)
{
// add a constline if there is no grouping
NAxisConstLine cl = m_Chart.Axis(StandardAxis.PrimaryY).ConstLines.Add();
cl.StrokeStyle.Width = new NLength(2, NGraphicsUnit.Pixel);
cl.StrokeStyle.Color = Color.Red;
cl.Value = (double)ds.GetValueForIndex(0);
}
else
{
m_Line.Visible = true;
m_Line.Values = ds;
m_Line.Values.ValueFormatter = new NNumericValueFormatter("0.00");
}
nChartControl1.Refresh();
}
private void CalcFunction()
{
NDataSeriesDouble ds = m_FuncCalculator.Calculate();
if (ds == null)
{
return;
}
m_Chart.Axis(StandardAxis.PrimaryY).ConstLines.Clear();
m_Line.Visible = false;
NAxis axis = m_Chart.Axis(StandardAxis.PrimaryY);
axis.View = new NContentAxisView();
if (m_GroupingCombo.SelectedIndex == 0)
{
SetConstline(ds);
}
else
{
m_Line.Visible = true;
m_Line.Values = ds;
m_Line.Values.ValueFormatter = new NNumericValueFormatter("0.00");
}
nChartControl1.Refresh();
}
private void SetConstline()
{
NAxis axis = m_Chart.Axis(StandardAxis.PrimaryY);
// add a constline if necessary
if (axis.ConstLines.Count == 0)
{
axis.ConstLines.Add();
}
// the line series won't be used
m_Line.Visible = false;
// calc the sum of the elements
NDataSeriesDouble ds = m_FuncCalculator.Calculate();
// add a new constline
NAxisConstLine cl = (NAxisConstLine)axis.ConstLines[0];
cl.StrokeStyle.Width = new NLength(2, NGraphicsUnit.Pixel);
cl.StrokeStyle.Color = Color.Red;
cl.Value = (double)ds.GetValueForIndex(0);
m_LabelSum.Text = cl.Value.ToString();
// set proper scale for the axis, so that it includes the constline
if (cl.Value >= 0)
{
// if the sum is positive - compare it to the largest value
m_FuncCalculator.Expression = "MAX(values)";
ds = m_FuncCalculator.Calculate();
double dMax = (double)ds.GetValueForIndex(0);
if (cl.Value > dMax)
{
dMax = cl.Value;
}
axis.View = new NRangeAxisView(new NRange1DD(0, dMax), false, true);
}
else
{
// if the sum is negative - compare it to the smallest value
m_FuncCalculator.Expression = "MIN(values)";
ds = m_FuncCalculator.Calculate();
double dMin = (double)ds.GetValueForIndex(0);
if (cl.Value < dMin)
{
dMin = cl.Value;
}
axis.View = new NRangeAxisView(new NRange1DD(dMin, 0), true, false);
}
}
private void FillDataSeries(NDataSeriesDouble ds, int nCount)
{
ds.Clear();
for (int i = 0; i < nCount; i++)
{
ds.Add(Random.NextDouble() * 3);
}
}
private void CalculateFunction()
{
NAxisConstLine cl = (NAxisConstLine)m_Chart.Axis(StandardAxis.PrimaryY).ConstLines[0];
NDataSeriesDouble ds = m_FuncCalculator.Calculate();
cl.Value = (double)ds.GetValueForIndex(0);
m_LabelResult.Text = cl.Value.ToString();
}
private void UpdateFunctionLine()
{
NDataSeriesDouble ds = m_FuncCalculator.Calculate();
if (ds == null)
{
m_Line.Values.Clear();
}
else
{
m_Line.Values = ds;
m_Line.Values.ValueFormatter = new NNumericValueFormatter("0.00");
}
nChartControl1.Refresh();
}
private void ChangeDataButton_Click(object sender, System.EventArgs e)
{
// generate random values
m_Pie.Values.FillRandomRange(Random, 10, 0, 100);
// store the new values
m_Values = (NDataSeriesDouble)m_Pie.Values.Clone();
// restore other data series
m_Pie.Detachments = (NDataSeriesDouble)m_Detachments.Clone();
m_Pie.Labels = (NDataSeriesString)m_Labels.Clone();
m_Pie.FillStyles = (NIndexedAttributeSeries)m_FillStyles.Clone();
m_Pie.BorderStyles = (NIndexedAttributeSeries)m_BorderStyles.Clone();
m_bGroupedData = false;
nChartControl1.Refresh();
}
private void GenerateData(NDataSeriesDouble ds1, NDataSeriesDouble ds2, int nTotalCount, int nMaxEmptyCount)
{
SortedList arrEmptyIndices = new SortedList();
for (int i = 0; i < nMaxEmptyCount; i++)
{
int nEmptyIndex = Random.Next(0, nTotalCount);
arrEmptyIndices[nEmptyIndex] = null;
}
for (int k = 0; k < nTotalCount; k++)
{
if (arrEmptyIndices.ContainsKey(k))
{
ds1.Add(DBNull.Value);
}
else
{
ds1.Add(Random.NextDouble() * 10);
}
ds2.Add(Random.NextDouble() * 10);
}
}
public override void Initialize()
{
base.Initialize();
// set a chart title
NLabel title = nChartControl1.Labels.AddHeader("Grouped Pie Chart");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 18, FontStyle.Italic);
title.ContentAlignment = ContentAlignment.BottomCenter;
title.Location = new NPointL(new NLength(50, NRelativeUnit.ParentPercentage), new NLength(2, NRelativeUnit.ParentPercentage));
// setup chart
NChart m_Chart = new NPieChart();
m_Chart.Enable3D = true;
nChartControl1.Charts.Clear();
nChartControl1.Charts.Add(m_Chart);
m_Chart.DisplayOnLegend = nChartControl1.Legends[0];
m_Chart.Projection.SetPredefinedProjection(PredefinedProjection.OrthogonalElevated);
m_Chart.LightModel.SetPredefinedLightModel(PredefinedLightModel.VividCameraLight);
m_Chart.Location = new NPointL(new NLength(20, NRelativeUnit.ParentPercentage), new NLength(20, NRelativeUnit.ParentPercentage));
m_Chart.Size = new NSizeL(new NLength(60, NRelativeUnit.ParentPercentage), new NLength(60, NRelativeUnit.ParentPercentage));
// setup pie series
m_Pie = (NPieSeries)m_Chart.Series.Add(SeriesType.Pie);
m_Pie.Legend.Mode = SeriesLegendMode.DataPoints;
m_Pie.Legend.Format = "<label> <percent>";
m_Pie.Legend.TextStyle.FontStyle.EmSize = new NLength(10, NGraphicsUnit.Pixel);
m_Pie.ConnectorLength = new NLength(10);
m_Pie.Labels.Add("Cars");
m_Pie.Labels.Add("Trains");
m_Pie.Labels.Add("Airplanes");
m_Pie.Labels.Add("Buses");
m_Pie.Labels.Add("Bikes");
m_Pie.Labels.Add("Motorcycles");
m_Pie.Labels.Add("Shuttles");
m_Pie.Labels.Add("Rollers");
m_Pie.Labels.Add("Ski");
m_Pie.Labels.Add("Surf");
// fill with random data
m_Pie.Detachments.FillRandomRange(Random, 10, 0, 0);
m_Pie.Values.FillRandomRange(Random, 10, 0, 100);
// apply style sheet
NStyleSheet styleSheet = NStyleSheet.CreatePredefinedStyleSheet(PredefinedStyleSheet.FreshMultiColor);
styleSheet.Apply(nChartControl1.Document);
// store the original data and styles
m_Values = (NDataSeriesDouble)m_Pie.Values.Clone();
m_Detachments = (NDataSeriesDouble)m_Pie.Detachments.Clone();
m_Labels = (NDataSeriesString)m_Pie.Labels.Clone();
m_FillStyles = (NIndexedAttributeSeries)m_Pie.FillStyles.Clone();
m_BorderStyles = (NIndexedAttributeSeries)m_Pie.BorderStyles.Clone();
m_bGroupedData = false;
// init form controls
GroupValueText.Text = "34";
m_sGroupLabel = "Other";
m_GroupColor = Color.Red;
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
// form controls
ExpressionDropDownList.Items.Add("ADD(Green; Blue)");
ExpressionDropDownList.Items.Add("SUB(Green; Blue)");
ExpressionDropDownList.Items.Add("MUL(Green; Blue)");
ExpressionDropDownList.Items.Add("DIV(Green; Blue)");
ExpressionDropDownList.Items.Add("HIGH(Green; Blue)");
ExpressionDropDownList.Items.Add("LOW(Green; Blue)");
ExpressionDropDownList.SelectedIndex = 0;
}
nChartControl1.BackgroundStyle.FrameStyle.Visible = false;
// add header
NLabel header = nChartControl1.Labels.AddHeader("Basic functions");
header.TextStyle.FontStyle = new NFontStyle("Times New Roman", 14, FontStyle.Italic);
header.TextStyle.ShadowStyle.Type = ShadowType.LinearBlur;
header.ContentAlignment = ContentAlignment.BottomRight;
header.Location = new NPointL(
new NLength(2, NRelativeUnit.ParentPercentage),
new NLength(2, NRelativeUnit.ParentPercentage));
// setup legend
NLegend legend = nChartControl1.Legends[0];
legend.Location = new NPointL(legend.Location.X, new NLength(15, NRelativeUnit.ParentPercentage));
legend.Data.MarkSize = new NSizeL(5, 5);
// setup chart
NChart chart = nChartControl1.Charts[0];
chart.Enable3D = true;
chart.Projection.SetPredefinedProjection(PredefinedProjection.Orthogonal);
chart.LightModel.SetPredefinedLightModel(PredefinedLightModel.MetallicLustre);
chart.BoundsMode = BoundsMode.Stretch;
chart.Location = new NPointL(
new NLength(8, NRelativeUnit.ParentPercentage),
new NLength(17, NRelativeUnit.ParentPercentage));
chart.Size = new NSizeL(
new NLength(75, NRelativeUnit.ParentPercentage),
new NLength(75, NRelativeUnit.ParentPercentage));
chart.Wall(ChartWallType.Left).Visible = false;
chart.Wall(ChartWallType.Floor).Visible = false;
chart.Axis(StandardAxis.Depth).Visible = false;
// add a line series for the function
NLineSeries line = (NLineSeries)chart.Series.Add(SeriesType.Line);
line.Name = "Function";
line.DataLabelStyle.Format = "<value>";
line.MarkerStyle.PointShape = PointShape.Sphere;
line.MarkerStyle.Visible = true;
line.MarkerStyle.BorderStyle.Width = new NLength(0, NGraphicsUnit.Pixel);
line.MarkerStyle.FillStyle = new NColorFillStyle(Color.Crimson);
line.Legend.Mode = SeriesLegendMode.None;
line.Values.ValueFormatter = new NNumericValueFormatter("0.00");
line.Legend.TextStyle = new NTextStyle(new NFontStyle("Arial", 7));
// add the first bar
NBarSeries bar1 = (NBarSeries)chart.Series.Add(SeriesType.Bar);
bar1.Name = "Bar1";
bar1.Values.Name = "Green";
bar1.Values.ValueFormatter = new NNumericValueFormatter("0.00");
bar1.MultiBarMode = MultiBarMode.Series;
bar1.DataLabelStyle.Visible = false;
bar1.Legend.Mode = SeriesLegendMode.DataPoints;
bar1.FillStyle = new NColorFillStyle(Color.SeaGreen);
bar1.BorderStyle.Width = new NLength(0, NGraphicsUnit.Pixel);
bar1.BarShape = BarShape.CutEdgeBar;
bar1.Legend.TextStyle = new NTextStyle(new NFontStyle("Arial", 7));
// add the second bar
NBarSeries bar2 = (NBarSeries)chart.Series.Add(SeriesType.Bar);
bar2.Name = "Bar2";
bar2.Values.Name = "Blue";
bar2.Values.ValueFormatter = new NNumericValueFormatter("0.00");
bar2.MultiBarMode = MultiBarMode.Clustered;
bar2.DataLabelStyle.Visible = false;
bar2.Legend.Mode = SeriesLegendMode.DataPoints;
bar2.FillStyle = new NColorFillStyle(Color.CornflowerBlue);
bar2.BorderStyle.Width = new NLength(0, NGraphicsUnit.Pixel);
bar2.BarShape = BarShape.CutEdgeBar;
bar2.Legend.TextStyle = new NTextStyle(new NFontStyle("Arial", 7));
// fill with random data
FillDataSeries(bar1.Values, 5);
FillDataSeries(bar2.Values, 5);
funcCalculator = new NFunctionCalculator();
funcCalculator.Arguments.Clear();
funcCalculator.Arguments.Add(bar1.Values);
funcCalculator.Arguments.Add(bar2.Values);
funcCalculator.Expression = ExpressionDropDownList.SelectedItem.Text;
NDataSeriesDouble ds = funcCalculator.Calculate();
if (ds == null)
{
line.Values.Clear();
}
else
{
line.Values = ds;
line.Values.ValueFormatter = new NNumericValueFormatter("0.00");
}
}
private void SetConstline(NDataSeriesDouble ds)
{
NAxis axis = m_Chart.Axis(StandardAxis.PrimaryY);
// add a constline if necessary
if (axis.ConstLines.Count == 0)
{
axis.ConstLines.Add();
}
// the line series won't be used
m_Line.Visible = false;
// add a new constline
NAxisConstLine cl = (NAxisConstLine)axis.ConstLines[0];
cl.StrokeStyle.Width = new NLength(3, NGraphicsUnit.Pixel);
cl.StrokeStyle.Color = Color.Green;
cl.Value = (double)ds.GetValueForIndex(0);
string text = cl.Value.ToString();
if (text.Length > 7)
{
text = text.Substring(0, 7);
}
/* NAxisCustomLabel axisLabel = axis.CustomLabels.Add();
* axisLabel.Offset = 3;
* axisLabel.TextStyle.BackplaneStyle.Visible = true;
* axisLabel.Angle = 180;
* axisLabel.Text = text;
* axisLabel.Value = cl.Value;*/
// set proper scale for the axis, so that it includes the constline
NDataSeriesSubset subset = new NDataSeriesSubset();
subset.AddRange(0, ds.Count - 1);
double max1 = m_Line1.Values.Evaluate("MAX", subset);
double min1 = m_Line1.Values.Evaluate("MIN", subset);
double max2 = m_Line2.Values.Evaluate("MAX", subset);
double min2 = m_Line2.Values.Evaluate("MIN", subset);
if (max1 < max2)
{
max1 = max2;
}
if (min1 > min2)
{
min1 = min2;
}
if (cl.Value > max1)
{
axis.View = new NRangeAxisView(new NRange1DD(double.MinValue, cl.Value), false, true);
}
else if (cl.Value < min1)
{
axis.View = new NRangeAxisView(new NRange1DD(cl.Value, double.MaxValue), true, false);
}
}
