private void SetupVolumeChart(NCartesianChart chart)
{
// setup Y axis
NLinearScaleConfigurator scaleY = new NLinearScaleConfigurator();
scaleY.MajorGridStyle.ShowAtWalls = new ChartWallType[] { ChartWallType.Back };
scaleY.InnerMajorTickStyle.Length = new NLength(0);
NAxis axisY = chart.Axis(StandardAxis.SecondaryY);
axisY.Anchor = new NDockAxisAnchor(AxisDockZone.FrontLeft, false, 25, 45);
axisY.ScaleConfigurator = scaleY;
axisY.Visible = true;
// setup the volume series
m_Volume = (NAreaSeries)chart.Series.Add(SeriesType.Area);
m_Volume.Name = "Volume";
m_Volume.Legend.Mode = SeriesLegendMode.None;
m_Volume.FillStyle = new NColorFillStyle(Color.YellowGreen);
m_Volume.DataLabelStyle.Visible = false;
m_Volume.Values.Name = "volume";
m_Volume.DisplayOnAxis(StandardAxis.PrimaryY, false);
m_Volume.DisplayOnAxis(axisY.AxisId, true);
m_Volume.UseXValues = true;
}
public override void Initialize()
{
base.Initialize();
// set a chart title
NLabel title = nChartControl1.Labels.AddHeader("Area Palette");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 18, FontStyle.Italic);
// configure the chart
m_Chart = nChartControl1.Charts[0];
m_Chart.Projection.SetPredefinedProjection(PredefinedProjection.OrthogonalHalf);
m_Chart.Axis(StandardAxis.Depth).Visible = false;
// add interlace stripe
NAxis yAxis = m_Chart.Axis(StandardAxis.PrimaryY);
NLinearScaleConfigurator linearScale = yAxis.ScaleConfigurator as NLinearScaleConfigurator;
NScaleStripStyle strip = new NScaleStripStyle(new NColorFillStyle(Color.Beige), null, true, 0, 0, 1, 1);
strip.Interlaced = true;
//linearScale.Strips.Add(strip);
// setup a area series
m_Area = new NAreaSeries();
m_Area.InflateMargins = true;
m_Area.DataLabelStyle.Visible = false;
m_Area.BorderStyle.Width = new NLength(0);
m_Area.Legend.Mode = SeriesLegendMode.None;
NPalette palette = new NPalette();
palette.Clear();
palette.Mode = PaletteMode.Custom;
palette.Add(0, Color.Green);
palette.Add(60, Color.Yellow);
palette.Add(120, Color.Red);
m_Area.Palette = palette;
m_AxisRange = new NRange1DD(0, 130);
// limit the axis range to 0, 130
yAxis.View = new NRangeAxisView(m_AxisRange, true, true);
m_Chart.Series.Add(m_Area);
int indicatorCount = 10;
m_IndicatorPhase = new double[indicatorCount];
// add some data to the area series
for (int i = 0; i < indicatorCount; i++)
{
m_IndicatorPhase[i] = i * 30;
m_Area.Values.Add(0);
}
SmoothPaletteCheckBox.Checked = true;
timer1.Start();
}
private void DropLinesCheck_CheckedChanged(object sender, System.EventArgs e)
{
NAreaSeries area = (NAreaSeries)nChartControl1.Charts[0].Series[0];
area.DropLines = DropLinesCheck.Checked;
nChartControl1.Refresh();
}
public override void Initialize()
{
base.Initialize();
m_ImageFrameStyle = new NImageFrameStyle();
nChartControl1.BackgroundStyle.FrameStyle = m_ImageFrameStyle;
ImageFrameStyleEditorUC.Style = m_ImageFrameStyle;
nChartControl1.BackgroundStyle.FillStyle = new NGradientFillStyle(GradientStyle.Horizontal, GradientVariant.Variant2, Color.AliceBlue, Color.LightGray);
NLabel title = new NLabel("Image Background Frame");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 18, FontStyle.Italic);
title.TextStyle.FillStyle = new NColorFillStyle(Color.Navy);
title.TextStyle.BackplaneStyle.Visible = false;
NChart chart = nChartControl1.Charts[0];
NAreaSeries area = (NAreaSeries)chart.Series.Add(SeriesType.Area);
area.DataLabelStyle.Visible = false;
area.FillStyle = new NColorFillStyle(DarkOrange);
area.Values.AddRange(monthValues);
// apply layout
ConfigureStandardLayout(chart, title, null);
BackgroundFillStyleComboBox.Items.Add("Solid color");
BackgroundFillStyleComboBox.Items.Add("Gradient");
BackgroundFillStyleComboBox.Items.Add("Image");
BackgroundFillStyleComboBox.Items.Add("Pattern");
BackgroundFillStyleComboBox.Items.Add("AdvancedGradient");
BackgroundFillStyleComboBox.SelectedIndex = 1;
}
private void DepthScroll_Scroll(object sender, Nevron.UI.WinForm.Controls.ScrollBarEventArgs e)
{
NAreaSeries area = (NAreaSeries)nChartControl1.Charts[0].Series[0];
area.DepthPercent = DepthScroll.Value;
nChartControl1.Refresh();
}
public override void Initialize()
{
base.Initialize();
nChartControl1.Controller.Tools.Add(new NPanelSelectorTool());
nChartControl1.Controller.Tools.Add(new NTrackballTool());
// set a chart title
NLabel title = nChartControl1.Labels.AddHeader("Multi Series Area Chart");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 18, FontStyle.Italic);
// apply predefined projection and lighting
m_Chart = nChartControl1.Charts[0];
m_Chart.Enable3D = true;
m_Chart.Projection.SetPredefinedProjection(PredefinedProjection.Perspective1);
m_Chart.LightModel.SetPredefinedLightModel(PredefinedLightModel.GlitterLeft);
m_Chart.Width = 65.0f;
m_Chart.Height = 40.0f;
m_Chart.Depth = 40.0f;
// add interlace stripe
NLinearScaleConfigurator linearScale = m_Chart.Axis(StandardAxis.PrimaryY).ScaleConfigurator as NLinearScaleConfigurator;
NScaleStripStyle stripStyle = new NScaleStripStyle(new NColorFillStyle(), null, true, 0, 0, 1, 1);
stripStyle.Interlaced = true;
stripStyle.SetShowAtWall(ChartWallType.Back, true);
stripStyle.SetShowAtWall(ChartWallType.Left, true);
linearScale.StripStyles.Add(stripStyle);
// add the first area
m_Area1 = (NAreaSeries)m_Chart.Series.Add(SeriesType.Area);
m_Area1.MultiAreaMode = MultiAreaMode.Series;
m_Area1.DataLabelStyle.Visible = false;
m_Area1.Name = "Area 1";
m_Area1.Values.FillRandomRange(Random, 15, 10, 40);
// add the second area
m_Area2 = (NAreaSeries)m_Chart.Series.Add(SeriesType.Area);
m_Area2.MultiAreaMode = MultiAreaMode.Series;
m_Area2.DataLabelStyle.Visible = false;
m_Area2.Name = "Area 2";
m_Area2.Values.FillRandomRange(Random, 15, 30, 60);
// add the third area
m_Area3 = (NAreaSeries)m_Chart.Series.Add(SeriesType.Area);
m_Area3.MultiAreaMode = MultiAreaMode.Series;
m_Area3.DataLabelStyle.Visible = false;
m_Area3.Name = "Area 3";
m_Area3.Values.FillRandomRange(Random, 15, 50, 80);
// apply layout
ConfigureStandardLayout(m_Chart, title, nChartControl1.Legends[0]);
// apply style sheet
NStyleSheet styleSheet = NStyleSheet.CreatePredefinedStyleSheet(PredefinedStyleSheet.Fresh);
styleSheet.Apply(nChartControl1.Document);
}
private void SetupDataLabels(NAreaSeries area)
{
NDataLabelStyle dataLabel = area.DataLabelStyle;
dataLabel.ArrowLength = 0;
dataLabel.VertAlign = ENVerticalAlignment.Center;
dataLabel.TextStyle.Background.Padding = new NMargins(5);
dataLabel.TextStyle.Font = new NFont("Arial", 8, ENFontStyle.Bold);
}
private void ThirdAreaDataLabelsCombo_SelectedIndexChanged(object sender, System.EventArgs e)
{
NChart chart = nChartControl1.Charts[0];
NAreaSeries area2 = (NAreaSeries)chart.Series[2];
area2.DataLabelStyle.Format = GetFormatStringFromIndex(ThirdAreaDataLabelsCombo.SelectedIndex);
nChartControl1.Refresh();
}
private void GenerateDataButton_Click(object sender, System.EventArgs e)
{
NChart chart = nChartControl1.Charts[0];
NAreaSeries series = (NAreaSeries)chart.Series[0];
GenerateData(series);
nChartControl1.Refresh();
}
private void SecondAreaDataLabelsComboBox_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
{
NChart chart = nChartControl1.Charts[0];
NAreaSeries area1 = (NAreaSeries)chart.Series[1];
area1.DataLabelStyle.Format = GetFormatStringFromIndex(SecondAreaDataLabelsComboBox.SelectedIndex);
nChartControl1.Refresh();
}
protected void Page_Load(object sender, System.EventArgs e)
{
nChartControl1.BackgroundStyle.FrameStyle.Visible = false;
// set a chart title
NLabel header = nChartControl1.Labels.AddFooter("Volume Indicators");
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 charts
NCartesianChart chart = (NCartesianChart)nChartControl1.Charts[0];
chart.BoundsMode = BoundsMode.Stretch;
chart.Location = new NPointL(new NLength(5, NRelativeUnit.ParentPercentage), new NLength(15, NRelativeUnit.ParentPercentage));
chart.Size = new NSizeL(new NLength(90, NRelativeUnit.ParentPercentage), new NLength(80, NRelativeUnit.ParentPercentage));
SetupTimeScale(chart.Axis(StandardAxis.PrimaryX));
NStockSeries stock = SetupStockChart(chart);
NAreaSeries volume = SetupVolumeChart(chart);
NLineSeries line = SetupIndicatorChart(chart);
// form controls
if (!IsPostBack)
{
FunctionDropDownList.Items.Add("Accumulation Distribution");
FunctionDropDownList.Items.Add("Chaikin Oscillator");
FunctionDropDownList.Items.Add("Ease of Movement");
FunctionDropDownList.Items.Add("Money Flow Index");
FunctionDropDownList.Items.Add("Negative Volume Index");
FunctionDropDownList.Items.Add("On Balance Volume");
FunctionDropDownList.Items.Add("Positive Volume Index");
FunctionDropDownList.Items.Add("Price and Volume Trend");
FunctionDropDownList.SelectedIndex = 0;
WebExamplesUtilities.FillComboWithValues(ParameterDropDownList, 0, 100, 10);
ParameterDropDownList.SelectedIndex = 1;
}
NFunctionCalculator function = new NFunctionCalculator();
// generate data
GenerateData(stock, volume, line);
GenerateVolumeData(volume, prevVolumeValue, numDataPoits);
UpdateFunction(stock, volume, line, function);
line.Values = function.Calculate();
line.XValues = (NDataSeriesDouble)stock.XValues.Clone();
volume.XValues = (NDataSeriesDouble)stock.XValues.Clone();
}
private void OriginModeComboBox_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
{
NAreaSeries area = (NAreaSeries)nChartControl1.Charts[0].Series[0];
area.OriginMode = (SeriesOriginMode)OriginModeComboBox.SelectedIndex;
nChartControl1.Refresh();
OriginValueTextBox.IsEnabled = (area.OriginMode == SeriesOriginMode.CustomOrigin);
}
private void SetupDataLabels(NAreaSeries area)
{
NDataLabelStyle dataLabel = area.DataLabelStyle;
dataLabel.ArrowLength = new NLength(0);
dataLabel.VertAlign = VertAlign.Center;
dataLabel.TextStyle.BackplaneStyle.Shape = BackplaneShape.Ellipse;
dataLabel.TextStyle.BackplaneStyle.Inflate = new NSizeL(5, 5);
dataLabel.TextStyle.FontStyle = new NFontStyle("Arial", new NLength(8, NGraphicsUnit.Point), FontStyle.Bold);
}
private void OriginModeCombo_SelectedIndexChanged(object sender, EventArgs e)
{
NAreaSeries area = (NAreaSeries)nChartControl1.Charts[0].Series[0];
area.OriginMode = (SeriesOriginMode)OriginModeCombo.SelectedIndex;
nChartControl1.Refresh();
OriginValueTextBox.Enabled = (area.OriginMode == SeriesOriginMode.CustomOrigin);
}
private void GenerateXYData(NAreaSeries area)
{
int numberOfTurns = NumberOfTurnsDropDownList.SelectedIndex + 3;
int numberOfPointsInTurn = (NumberOfPointsInTurnDropDownList.SelectedIndex + 1) * 10000;
for (int i = 0; i < numberOfTurns; i++)
{
AddTurn(area, numberOfPointsInTurn);
}
}
public override void Initialize()
{
base.Initialize();
// set a chart title
NLabel title = nChartControl1.Labels.AddHeader("2D Sampled Area Chart");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 18, FontStyle.Italic);
// no legend
nChartControl1.Legends.Clear();
// setup the chart
m_Chart = nChartControl1.Charts[0];
m_Chart.Axis(StandardAxis.Depth).Visible = false;
// add interlace stripe
NLinearScaleConfigurator linearScale = m_Chart.Axis(StandardAxis.PrimaryY).ScaleConfigurator as NLinearScaleConfigurator;
NScaleStripStyle stripStyle = new NScaleStripStyle(new NColorFillStyle(Color.Beige), null, true, 0, 0, 1, 1);
stripStyle.Interlaced = true;
stripStyle.SetShowAtWall(ChartWallType.Back, true);
stripStyle.SetShowAtWall(ChartWallType.Left, true);
linearScale.StripStyles.Add(stripStyle);
// apply linear scaling to the x axis
linearScale = new NLinearScaleConfigurator();
m_Chart.Axis(StandardAxis.PrimaryX).ScaleConfigurator = linearScale;
linearScale.MajorGridStyle.SetShowAtWall(ChartWallType.Back, true);
linearScale.MajorGridStyle.LineStyle.Pattern = LinePattern.Dot;
linearScale = m_Chart.Axis(StandardAxis.PrimaryY).ScaleConfigurator as NLinearScaleConfigurator;
linearScale.MajorGridStyle.LineStyle.Pattern = LinePattern.Dot;
// add the area series
m_Area = (NAreaSeries)m_Chart.Series.Add(SeriesType.Area);
m_Area.Name = "Area Series";
m_Area.DataLabelStyle.Visible = false;
m_Area.MarkerStyle.Visible = false;
m_Area.SamplingMode = SeriesSamplingMode.Enabled;
m_Area.UseXValues = true;
// apply layout
ConfigureStandardLayout(m_Chart, title, null);
// apply style sheet
NStyleSheet styleSheet = NStyleSheet.CreatePredefinedStyleSheet(PredefinedStyleSheet.Fresh);
styleSheet.Apply(nChartControl1.Document);
UseXValuesCheckBox.Checked = true;
Add40KDataButton_Click(null, null);
}
private void CreateSampleChart()
{
// set a chart title
NLabel title = nChartControl1.Labels.AddHeader("Tracking Mouse Events");
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));
NChart chart = nChartControl1.Charts[0];
// add interlace stripe
NLinearScaleConfigurator linearScale = chart.Axis(StandardAxis.PrimaryY).ScaleConfigurator as NLinearScaleConfigurator;
NScaleStripStyle stripStyle = new NScaleStripStyle(new NColorFillStyle(Color.Beige), null, true, 0, 0, 1, 1);
stripStyle.Interlaced = true;
stripStyle.SetShowAtWall(ChartWallType.Back, true);
stripStyle.SetShowAtWall(ChartWallType.Left, true);
linearScale.StripStyles.Add(stripStyle);
// apply lighting and projection
chart.Enable3D = true;
chart.Projection.SetPredefinedProjection(PredefinedProjection.Perspective1);
chart.LightModel.SetPredefinedLightModel(PredefinedLightModel.MetallicLustre);
// add line series
NLineSeries line = (NLineSeries)chart.Series.Add(SeriesType.Line);
line.Name = "Line";
line.LineSegmentShape = LineSegmentShape.Tape;
line.DataLabelStyle.Visible = false;
line.Values.FillRandomRange(Random, 10, 10, 30);
// add bar series
NBarSeries bar = (NBarSeries)chart.Series.Add(SeriesType.Bar);
bar.Name = "Bar";
bar.DataLabelStyle.Visible = false;
bar.Values.FillRandomRange(Random, 10, 40, 60);
// add area series
NAreaSeries area = (NAreaSeries)chart.Series.Add(SeriesType.Area);
area.Name = "Area";
area.DataLabelStyle.Visible = false;
area.Values.FillRandomRange(Random, 10, 60, 100);
// apply style sheet
NStyleSheet styleSheet = NStyleSheet.CreatePredefinedStyleSheet(PredefinedStyleSheet.Fresh);
styleSheet.Apply(nChartControl1.Document);
nChartControl1.Refresh();
}
/// <summary>
///
/// </summary>
/// <returns></returns>
protected override NWidget CreateExampleContent()
{
NChartView chartView = CreateCartesianChartView();
// configure title
chartView.Surface.Titles[0].Text = "Standard Area";
// configure chart
NCartesianChart chart = (NCartesianChart)chartView.Surface.Charts[0];
chart.SetPredefinedCartesianAxes(ENPredefinedCartesianAxis.XOrdinalYLinear);
// setup X axis
NOrdinalScale scaleX = (NOrdinalScale)chart.Axes[ENCartesianAxis.PrimaryX].Scale;
scaleX.InflateContentRange = false;
scaleX.MajorTickMode = ENMajorTickMode.AutoMaxCount;
scaleX.DisplayDataPointsBetweenTicks = false;
scaleX.Labels.Visible = false;
for (int i = 0; i < monthLetters.Length; i++)
{
scaleX.CustomLabels.Add(new NCustomValueLabel(i, monthLetters[i]));
}
// add interlaced stripe for Y axis
NScaleStrip stripStyle = new NScaleStrip(new NColorFill(NColor.Beige), null, true, 0, 0, 1, 1);
stripStyle.Interlaced = true;
NLinearScale scaleY = (NLinearScale)chart.Axes[ENCartesianAxis.PrimaryY].Scale;
scaleY.Strips.Add(stripStyle);
// setup area series
m_Area = new NAreaSeries();
m_Area.Name = "Area Series";
NDataLabelStyle dataLabelStyle = new NDataLabelStyle();
dataLabelStyle.Visible = true;
dataLabelStyle.Format = "<value>";
m_Area.DataLabelStyle = dataLabelStyle;
for (int i = 0; i < monthValues.Length; i++)
{
m_Area.DataPoints.Add(new NAreaDataPoint(monthValues[i]));
}
chart.Series.Add(m_Area);
return(chartView);
}
private void AreaBorderButton_Click(object sender, System.EventArgs e)
{
NStrokeStyle strokeStyleResult;
NAreaSeries area = (NAreaSeries)nChartControl1.Charts[0].Series[0];
if (NStrokeStyleTypeEditor.Edit(area.BorderStyle, out strokeStyleResult))
{
area.BorderStyle = strokeStyleResult;
nChartControl1.Refresh();
}
}
private void AreaFEButton_Click(object sender, System.EventArgs e)
{
NFillStyle fillStyleResult;
NAreaSeries area = (NAreaSeries)nChartControl1.Charts[0].Series[0];
if (NFillStyleTypeEditor.Edit(area.FillStyle, out fillStyleResult))
{
area.FillStyle = fillStyleResult;
nChartControl1.Refresh();
}
}
internal void GenerateOHLCData(NAreaSeries areaSeries, double prevValue, int nCount)
{
double value, open;
DateTime dt = DateTime.Now;
NRange1DD range = new NRange1DD(10, 1000);
for (int nIndex = 0; nIndex < nCount; nIndex++)
{
open = prevValue;
bool upward = false;
if (range.Begin > prevValue)
{
upward = true;
}
else if (range.End < prevValue)
{
upward = false;
}
else
{
upward = Random.NextDouble() > 0.5;
}
if (upward)
{
// upward price change
value = open + (2 + (Random.NextDouble() * 20));
}
else
{
// downward price change
value = open - (2 + (Random.NextDouble() * 20));
}
if (value < 1)
{
value = 1;
}
prevValue = value;
areaSeries.Values.Add(value);
while (dt.DayOfWeek == DayOfWeek.Saturday || dt.DayOfWeek == DayOfWeek.Sunday)
{
dt = dt.AddDays(1);
}
areaSeries.XValues.Add(nIndex);
// areaSeries.XValues.Add(dt.ToOADate());
dt = dt.AddDays(1);
}
}
private void OriginValueTextBox_TextChanged(object sender, EventArgs e)
{
try
{
NAreaSeries area = (NAreaSeries)nChartControl1.Charts[0].Series[0];
area.Origin = Double.Parse(OriginValueTextBox.Text);
nChartControl1.Refresh();
}
catch
{
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
protected override NWidget CreateExampleContent()
{
NChartView chartView = CreateCartesianChartView();
// configure title
chartView.Surface.Titles[0].Text = "XY Scatter Area";
// configure chart
NCartesianChart chart = (NCartesianChart)chartView.Surface.Charts[0];
chart.SetPredefinedCartesianAxes(ENPredefinedCartesianAxis.XYLinear);
// add interlace stripe
NLinearScale linearScale = (NLinearScale)chart.Axes[ENCartesianAxis.PrimaryY].Scale;
NScaleStrip stripStyle = new NScaleStrip(new NColorFill(NColor.Beige), null, true, 0, 0, 1, 1);
stripStyle.Interlaced = true;
linearScale.Strips.Add(stripStyle);
// show the x axis grid lines
linearScale = (NLinearScale)chart.Axes[ENCartesianAxis.PrimaryX].Scale;
NScaleGridLines majorGrid = new NScaleGridLines();
majorGrid.Visible = true;
linearScale.MajorGridLines = majorGrid;
// add the area series
m_Area = new NAreaSeries();
m_Area.Name = "Area Series";
NDataLabelStyle dataLabelStyle = new NDataLabelStyle();
dataLabelStyle.Visible = true;
dataLabelStyle.ArrowStroke.Width = 0;
dataLabelStyle.Format = "<value>";
m_Area.DataLabelStyle = dataLabelStyle;
m_Area.UseXValues = true;
// add xy values
m_Area.DataPoints.Add(new NAreaDataPoint(12, 10));
m_Area.DataPoints.Add(new NAreaDataPoint(25, 23));
m_Area.DataPoints.Add(new NAreaDataPoint(45, 12));
m_Area.DataPoints.Add(new NAreaDataPoint(55, 24));
m_Area.DataPoints.Add(new NAreaDataPoint(61, 16));
m_Area.DataPoints.Add(new NAreaDataPoint(69, 19));
m_Area.DataPoints.Add(new NAreaDataPoint(78, 17));
chart.Series.Add(m_Area);
return(chartView);
}
private void GenerateData(NStockSeries stock, NAreaSeries volume, NLineSeries line)
{
WebExamplesUtilities.GenerateOHLCData(stock, prevCloseValue, numDataPoits);
FillStockDates(stock, numDataPoits, new DateTime(2010, 1, 11));
GenerateVolumeData(volume, prevVolumeValue, numDataPoits);
volume.XValues.Clear();
volume.XValues.AddRange(stock.XValues);
line.XValues.Clear();
line.XValues.AddRange(stock.XValues);
}
protected override NWidget CreateExampleContent()
{
NChartView chartView = CreateCartesianChartView();
// configure title
chartView.Surface.Titles[0].Text = "Area Palette";
// configure chart
m_Chart = (NCartesianChart)chartView.Surface.Charts[0];
m_Chart.SetPredefinedCartesianAxes(ENPredefinedCartesianAxis.XOrdinalYLinear);
// add interlace stripe
NLinearScale linearScale = m_Chart.Axes[ENCartesianAxis.PrimaryY].Scale as NLinearScale;
NScaleStrip strip = new NScaleStrip(new NColorFill(ENNamedColor.Beige), null, true, 0, 0, 1, 1);
strip.Interlaced = true;
linearScale.Strips.Add(strip);
// setup an area series
m_Area = new NAreaSeries();
m_Area.Name = "Area Series";
m_Area.InflateMargins = true;
m_Area.UseXValues = false;
m_Area.DataLabelStyle = new NDataLabelStyle(false);
m_Area.Palette = new NColorValuePalette(new NColorValuePair[] { new NColorValuePair(0, NColor.Green), new NColorValuePair(60, NColor.Yellow), new NColorValuePair(120, NColor.Red) });
m_AxisRange = new NRange(0, 130);
// limit the axis range to 0, 130
NCartesianAxis yAxis = m_Chart.Axes[ENCartesianAxis.PrimaryY];
yAxis.ViewRangeMode = ENAxisViewRangeMode.FixedRange;
yAxis.MinViewRangeValue = m_AxisRange.Begin;
yAxis.MaxViewRangeValue = m_AxisRange.End;
m_Chart.Series.Add(m_Area);
int indicatorCount = 10;
m_IndicatorPhase = new double[indicatorCount];
// add some data to the area series
for (int i = 0; i < indicatorCount; i++)
{
m_IndicatorPhase[i] = i * 30;
m_Area.DataPoints.Add(new NAreaDataPoint(0));
}
return(chartView);
}
void GenerateData(NAreaSeries series)
{
series.Values.Clear();
series.XValues.Clear();
double xvalue = 10;
for (int i = 0; i < 24; i++)
{
double value = Math.Sin(i * 0.4) * 5 + Random.NextDouble() * 3;
xvalue += 1 + Random.NextDouble() * 20;
series.Values.Add(value);
series.XValues.Add(xvalue);
}
}
private void ShowDataLabelsCheck_CheckedChanged(object sender, EventArgs e)
{
NChart chart = nChartControl1.Charts[0];
NAreaSeries area0 = (NAreaSeries)chart.Series[0];
NAreaSeries area1 = (NAreaSeries)chart.Series[1];
NAreaSeries area2 = (NAreaSeries)chart.Series[2];
area0.DataLabelStyle.Visible = ShowDataLabelsCheck.Checked;
area1.DataLabelStyle.Visible = ShowDataLabelsCheck.Checked;
area2.DataLabelStyle.Visible = ShowDataLabelsCheck.Checked;
FirstAreaDataLabelsCombo.Enabled = ShowDataLabelsCheck.Checked;
SecondAreaDataLabelsCombo.Enabled = ShowDataLabelsCheck.Checked;
ThirdAreaDataLabelsCombo.Enabled = ShowDataLabelsCheck.Checked;
nChartControl1.Refresh();
}
private void ShowDataLabelsCheckBox_Checked(object sender, System.Windows.RoutedEventArgs e)
{
NChart chart = nChartControl1.Charts[0];
NAreaSeries area0 = (NAreaSeries)chart.Series[0];
NAreaSeries area1 = (NAreaSeries)chart.Series[1];
NAreaSeries area2 = (NAreaSeries)chart.Series[2];
area0.DataLabelStyle.Visible = (bool)ShowDataLabelsCheckBox.IsChecked;
area1.DataLabelStyle.Visible = (bool)ShowDataLabelsCheckBox.IsChecked;
area2.DataLabelStyle.Visible = (bool)ShowDataLabelsCheckBox.IsChecked;
FirstAreaDataLabelsComboBox.IsEnabled = (bool)ShowDataLabelsCheckBox.IsChecked;
SecondAreaDataLabelsComboBox.IsEnabled = (bool)ShowDataLabelsCheckBox.IsChecked;
ThirdAreaDataLabelsComboBox.IsEnabled = (bool)ShowDataLabelsCheckBox.IsChecked;
nChartControl1.Refresh();
}
void GenerateData(NAreaSeries series)
{
int randSeed = int.Parse(HiddenField1.Value);
Random rand = new Random(randSeed);
series.Values.Clear();
series.XValues.Clear();
double xvalue = 10;
for (int i = 0; i < 16; i++)
{
double value = Math.Sin(i * 0.6) * 5 + rand.NextDouble() * 3;
xvalue += 1 + rand.NextDouble() * 20;
series.Values.Add(value);
series.XValues.Add(xvalue);
}
}
private void AddTurn(NAreaSeries area, int count)
{
Random rand = new Random();
double prevYVal = 2;
double prevXVal = 2;
double angle = 0;
double phase = (Math.PI * 2 * rand.NextDouble()) / count + 0.0001;
double magnitude = rand.NextDouble() * 5;
double[] xValues = new double[count];
double[] yValues = new double[count];
int valueCount = area.Values.Count;
if (valueCount > 0)
{
prevYVal = (double)area.Values[valueCount - 1];
prevXVal = (double)area.XValues[valueCount - 1];
}
for (int i = 0; i < count; i++)
{
double yStep = Math.Sin(angle) * magnitude;
double xStep = rand.NextDouble() * magnitude;
if (xStep < 0)
{
xStep = 0;
}
angle += phase;
prevXVal += xStep;
yValues[i] = prevYVal + yStep;
xValues[i] = prevXVal;
}
area.Values.AddRange(yValues);
area.XValues.AddRange(xValues);
}
