Gallery
PreviousStochastic
<%@ Page Language="C#" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>
<%@ Import Namespace="dotnetCHARTING"%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Financial Stochastic Sample</title>
<script runat="server">
void Page_Load(Object sender,EventArgs e)
{
// Demonstrates the use of the K% Stochastic and D% Stochastic
// First we declare a chart of type FinancialChart
// The Financial Chart
FinancialChart.Title="Financial Chart";
FinancialChart.TempDirectory="temp";
FinancialChart.Debug=true;
FinancialChart.ShadingEffect = true;
FinancialChart.LegendBox.Template ="%icon %name";
FinancialChart.Size="800X600";
FinancialChart.XAxis.Scale = Scale.Time;
FinancialChart.XAxis.FormatString = "MMM d";
FinancialChart.XAxis.TimeInterval = TimeInterval.Week;
FinancialChart.YAxis.Label.Text = "Price (USD)";
FinancialChart.YAxis.FormatString = "currency";
FinancialChart.YAxis.ScaleRange.ValueLow = 11;
// Here we load data samples from the FinancialCompany table from within chartsample.mdb
DataEngine priceDataEngine = new DataEngine(ConfigurationManager.AppSettings["DNCConnectionString"]);
priceDataEngine.ChartType = ChartType.Financial;
priceDataEngine.DateGrouping = TimeInterval.Day;
priceDataEngine.StartDate = new DateTime (2021,7,28);
priceDataEngine.EndDate = new DateTime (2021,9,30);
priceDataEngine.SqlStatement = @"SELECT TransDate, HighPrice, LowPrice, OpenPrice, ClosePrice FROM FinancialCompany WHERE TransDate >= #STARTDATE# AND TransDate <= #ENDDATE# ORDER BY TransDate ";
priceDataEngine.DataFields = "xAxis=TransDate,High=HighPrice,Low=LowPrice,Open=OpenPrice,Close=ClosePrice";
SeriesCollection sc = priceDataEngine.GetSeries ();
Series prices = null;
if(sc.Count>0)
prices = sc[0];
else
return;
prices.DefaultElement.ShowValue=false;
prices.DefaultElement.ToolTip="L:%Low-H:%High";
prices.DefaultElement.SmartLabel.Font = new Font("Arial", 6);
prices.DefaultElement.SmartLabel.Text="O:%Open-C:%Close";
prices.Type = SeriesTypeFinancial.CandleStick;
CalendarPattern cp = new CalendarPattern (TimeInterval.Day, TimeInterval.Week, "0000001");
cp.AdjustmentUnit = TimeInterval.Day;
prices.Trim (cp, ElementValue.XDateTime);
prices.Name = "Prices";
FinancialChart.SeriesCollection.Add (prices);
// Create the second chart area
ChartArea volumeChartArea = new ChartArea();
volumeChartArea.Label.Text = "Stock Volume";
volumeChartArea.YAxis.Label.Text = "Volumes";
volumeChartArea.Series.Name="Stock Volume";
volumeChartArea.HeightPercentage = 17;
volumeChartArea.Series.DefaultElement.ToolTip="%YValue";
FinancialChart.ExtraChartAreas.Add(volumeChartArea);
// Add a volume series to the chart area
DataEngine volumeDataEngine = new DataEngine(ConfigurationManager.AppSettings["DNCConnectionString"]);
volumeDataEngine.DateGrouping = TimeInterval.Days;
volumeDataEngine.StartDate = new DateTime(2021, 7, 28);
volumeDataEngine.EndDate = new DateTime (2021,9,30);
volumeDataEngine.SqlStatement= @"SELECT TransDate,volume FROM FinancialCompany WHERE TransDate >= #STARTDATE# AND TransDate <= #ENDDATE# ORDER BY TransDate";
volumeDataEngine.DataFields="xAxis=TransDate,yAxis=Volume";
Series volumes = volumeDataEngine.GetSeries () [0];
volumes.Trim (cp, ElementValue.XDateTime);
volumes.Name = "Volumes";
volumes.Type = SeriesType.Bar;
volumeChartArea.SeriesCollection.Add (volumes);
FinancialChart.DefaultSeries.DefaultElement.Marker = new ElementMarker (ElementMarkerType.None);
FinancialChart.ChartAreaLayout.Mode = ChartAreaLayoutMode.Vertical;
FinancialChart.DefaultSeries.Type = SeriesType.Spline;
// Here we display the financial exponentially moving average for the prices series over five days
FinancialChart.SeriesCollection.Add (FinancialEngine.ExponentiallyWeightedMovingAverage (prices, ElementValue.High, 0.2, 5));
// Here we display the statistical exponentially moving average for the Volumes Series over five days
volumeChartArea.SeriesCollection.Add (StatisticalEngine.ExponentiallyWeightedMovingAverage (volumes, 0.2, 5));
// Create a new chart area for KFastStochastic and DStochastic.
ChartArea stochasticChartArea = new ChartArea ("Stochastic");
stochasticChartArea.HeightPercentage = 20;
stochasticChartArea.YAxis = new Axis();
FinancialChart.ExtraChartAreas.Add (stochasticChartArea);
// Here we display the kFastStochastic over a period of ten days for the Prices Series
Series kFast = FinancialEngine.KFastStochastic (prices, 10);
kFast.Type = SeriesType.Spline;
kFast.DefaultElement.Color = Color.FromArgb(255, 99, 49);
if (kFast.Elements.Count > 0)
stochasticChartArea.SeriesCollection.Add (kFast);
else Console.WriteLine ("The series kfast is empty");
// Here we display the DStochastic over a period of ten days.
// For the calculation of DStochastic we use ExponentiallyMovingAverage over 5 days.
Series dStochastic = FinancialEngine.DStochastic (prices, 10, 4, 5);
dStochastic.Type = SeriesType.Spline;
dStochastic.DefaultElement.Color = Color.FromArgb(0, 255, 0);
if (dStochastic.Elements.Count > 0)
stochasticChartArea.SeriesCollection.Add (dStochastic);
else Console.WriteLine ("The series dStochastic is empty");
}
</script>
</head>
<body>
<div style="text-align:center">
<dotnet:Chart id="FinancialChart" runat="server"/>
</div>
</body>
</html>
<%@ Page Language="vb" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>
<%@ Import Namespace="dotnetCHARTING"%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Financial Stochastic Sample</title>
<script runat="server">
Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
' Demonstrates the use of the K% Stochastic and D% Stochastic
' First we declare a chart of type FinancialChart
' The Financial Chart
FinancialChart.Title="Financial Chart"
FinancialChart.TempDirectory="temp"
FinancialChart.Debug=True
FinancialChart.ShadingEffect = True
FinancialChart.LegendBox.Template ="%icon %name"
FinancialChart.Size="800X600"
FinancialChart.XAxis.Scale = Scale.Time
FinancialChart.XAxis.FormatString = "MMM d"
FinancialChart.XAxis.TimeInterval = TimeInterval.Week
FinancialChart.YAxis.Label.Text = "Price (USD)"
FinancialChart.YAxis.FormatString = "currency"
FinancialChart.YAxis.ScaleRange.ValueLow = 11
' Here we load data samples from the FinancialCompany table from within chartsample.mdb
Dim priceDataEngine As DataEngine = New DataEngine(ConfigurationManager.AppSettings("DNCConnectionString"))
priceDataEngine.ChartType = ChartType.Financial
priceDataEngine.DateGrouping = TimeInterval.Day
priceDataEngine.StartDate = New DateTime (2021,7,28)
priceDataEngine.EndDate = New DateTime (2021,9,30)
priceDataEngine.SqlStatement = "SELECT TransDate, HighPrice, LowPrice, OpenPrice, ClosePrice FROM FinancialCompany WHERE TransDate >= #STARTDATE# AND TransDate <= #ENDDATE# ORDER BY TransDate "
priceDataEngine.DataFields = "xAxis=TransDate,High=HighPrice,Low=LowPrice,Open=OpenPrice,Close=ClosePrice"
Dim sc As SeriesCollection = priceDataEngine.GetSeries ()
Dim prices As Series = Nothing
If sc.Count>0 Then
prices = sc(0)
Else
Return
End If
prices.DefaultElement.ShowValue=False
prices.DefaultElement.ToolTip="L:%Low-H:%High"
prices.DefaultElement.SmartLabel.Font = New Font("Arial", 6)
prices.DefaultElement.SmartLabel.Text="O:%Open-C:%Close"
prices.Type = SeriesTypeFinancial.CandleStick
Dim cp As CalendarPattern = New CalendarPattern (TimeInterval.Day, TimeInterval.Week, "0000001")
cp.AdjustmentUnit = TimeInterval.Day
prices.Trim (cp, ElementValue.XDateTime)
prices.Name = "Prices"
FinancialChart.SeriesCollection.Add (prices)
' Create the second chart area
Dim volumeChartArea As ChartArea = New ChartArea()
volumeChartArea.Label.Text = "Stock Volume"
volumeChartArea.YAxis.Label.Text = "Volumes"
volumeChartArea.Series.Name="Stock Volume"
volumeChartArea.HeightPercentage = 17
volumeChartArea.Series.DefaultElement.ToolTip="%YValue"
FinancialChart.ExtraChartAreas.Add(volumeChartArea)
' Add a volume series to the chart area
Dim volumeDataEngine As DataEngine = New DataEngine(ConfigurationManager.AppSettings("DNCConnectionString"))
volumeDataEngine.DateGrouping = TimeInterval.Days
volumeDataEngine.StartDate = New DateTime(2021, 7, 28)
volumeDataEngine.EndDate = New DateTime (2021,9,30)
volumeDataEngine.SqlStatement= "SELECT TransDate,volume FROM FinancialCompany WHERE TransDate >= #STARTDATE# AND TransDate <= #ENDDATE# ORDER BY TransDate"
volumeDataEngine.DataFields="xAxis=TransDate,yAxis=Volume"
Dim volumes As Series = volumeDataEngine.GetSeries ()(0)
volumes.Trim (cp, ElementValue.XDateTime)
volumes.Name = "Volumes"
volumes.Type = SeriesType.Bar
volumeChartArea.SeriesCollection.Add (volumes)
FinancialChart.DefaultSeries.DefaultElement.Marker = New ElementMarker (ElementMarkerType.None)
FinancialChart.ChartAreaLayout.Mode = ChartAreaLayoutMode.Vertical
FinancialChart.DefaultSeries.Type = SeriesType.Spline
' Here we display the financial exponentially moving average for the prices series over five days
FinancialChart.SeriesCollection.Add (FinancialEngine.ExponentiallyWeightedMovingAverage (prices, ElementValue.High, 0.2, 5))
' Here we display the statistical exponentially moving average for the Volumes Series over five days
volumeChartArea.SeriesCollection.Add (StatisticalEngine.ExponentiallyWeightedMovingAverage (volumes, 0.2, 5))
' Create a new chart area for KFastStochastic and DStochastic.
Dim stochasticChartArea As ChartArea = New ChartArea ("Stochastic")
stochasticChartArea.HeightPercentage = 20
stochasticChartArea.YAxis = New Axis()
FinancialChart.ExtraChartAreas.Add (stochasticChartArea)
' Here we display the kFastStochastic over a period of ten days for the Prices Series
Dim kFast As Series = FinancialEngine.KFastStochastic (prices, 10)
kFast.Type = SeriesType.Spline
kFast.DefaultElement.Color = Color.FromArgb(255, 99, 49)
If kFast.Elements.Count > 0 Then
stochasticChartArea.SeriesCollection.Add (kFast)
Else
Console.WriteLine ("The series kfast is empty")
End If
' Here we display the DStochastic over a period of ten days.
' For the calculation of DStochastic we use ExponentiallyMovingAverage over 5 days.
Dim dStochastic As Series = FinancialEngine.DStochastic (prices, 10, 4, 5)
dStochastic.Type = SeriesType.Spline
dStochastic.DefaultElement.Color = Color.FromArgb(0, 255, 0)
If dStochastic.Elements.Count > 0 Then
stochasticChartArea.SeriesCollection.Add (dStochastic)
Else
Console.WriteLine ("The series dStochastic is empty")
End If
End Sub
</script>
</head>
<body>
<div style="text-align:center">
<dotnet:Chart id="FinancialChart" runat="server"/>
</div>
</body>
</html>
- Sample FilenameStochastic.aspx
- VersionLegacy (Pre 3.0)
- Uses DatabaseYes