public bool downloadMACD(string folderPath, string scriptName, bool bIsTestOn, bool bSaveData)
{
string interval = ddlMACD_Interval.SelectedValue;
string series = ddlMACD_Series.SelectedValue;
string FastPeriod = textboxMACD_FastPeriod.Text;
string Slowperiod = textboxMACD_SlowPeriod.Text;
string SignalPeriod = textboxMACD_SignalPeriod.Text;
if (StockApi.getMACD(folderPath, scriptName, day_interval: interval, seriestype: series, fastperiod: FastPeriod, slowperiod: Slowperiod, signalperiod: SignalPeriod, bIsTestModeOn: bIsTestOn, bSaveData: bSaveData, apiKey: Session["ApiKey"].ToString()) == null)
{
Response.Write("<script language=javascript>alert('MACD data not available for selected script.')</script>");
return(false);
}
return(true);
}
public void ShowGraph(string scriptName)
{
string folderPath = Server.MapPath("~/scriptdata/");
bool bIsTestOn = true;
DataTable scriptData = null;
DataTable tempData = null;
string expression = "";
string interval = "";
string seriestype = "";
string fastperiod = "";
string slowperiod = "";
string signalperiod = "";
string fromDate = "", toDate = "";
DataRow[] filteredRows = null;
if (ViewState["FetchedData"] == null)
{
if (Session["IsTestOn"] != null)
{
bIsTestOn = System.Convert.ToBoolean(Session["IsTestOn"]);
}
if (Session["TestDataFolder"] != null)
{
folderPath = Session["TestDataFolder"].ToString();
}
if ((Request.QueryString["interval"] != null) && (Request.QueryString["seriestype"] != null) &&
(Request.QueryString["fastperiod"] != null) && (Request.QueryString["slowperiod"] != null) &&
(Request.QueryString["signalperiod"] != null))
{
interval = Request.QueryString["interval"];
seriestype = Request.QueryString["seriestype"].ToString();
fastperiod = Request.QueryString["fastperiod"].ToString();
slowperiod = Request.QueryString["slowperiod"].ToString();
signalperiod = Request.QueryString["signalperiod"].ToString();
scriptData = StockApi.getMACD(folderPath, scriptName, day_interval: interval, seriestype: seriestype,
fastperiod: fastperiod, slowperiod: slowperiod, signalperiod: signalperiod,
bIsTestModeOn: bIsTestOn, bSaveData: false);
}
ViewState["FetchedData"] = scriptData;
}
else
{
if (ViewState["FromDate"] != null)
{
fromDate = ViewState["FromDate"].ToString();
}
if (ViewState["ToDate"] != null)
{
toDate = ViewState["ToDate"].ToString();
}
if ((fromDate.Length > 0) && (toDate.Length > 0))
{
tempData = (DataTable)ViewState["FetchedData"];
expression = "Date >= '" + fromDate + "' and Date <= '" + toDate + "'";
filteredRows = tempData.Select(expression);
if ((filteredRows != null) && (filteredRows.Length > 0))
{
scriptData = filteredRows.CopyToDataTable();
}
}
else
{
scriptData = (DataTable)ViewState["FetchedData"];
}
}
if (scriptData != null)
{
////time,Real Lower Band,Real Middle Band,Real Upper Band
///
(chartMACD.Series["seriesMACD"]).XValueMember = "Date";
(chartMACD.Series["seriesMACD"]).XValueType = ChartValueType.Date;
(chartMACD.Series["seriesMACD"]).YValueMembers = "MACD";
//(chartMACD.Series["seriesMACD"]).ToolTip = "MACD: Date:#VALX; Value:#VALY";
(chartMACD.Series["seriesMACD_Hist"]).XValueMember = "Date";
(chartMACD.Series["seriesMACD_Hist"]).XValueType = ChartValueType.Date;
(chartMACD.Series["seriesMACD_Hist"]).YValueMembers = "MACD_Hist";
//(chartMACD.Series["seriesMACD_Hist"]).ToolTip = "MACD_Hist: Date:#VALX; Value:#VALY";
(chartMACD.Series["seriesMACD_Signal"]).XValueMember = "Date";
(chartMACD.Series["seriesMACD_Signal"]).XValueType = ChartValueType.Date;
(chartMACD.Series["seriesMACD_Signal"]).YValueMembers = "MACD_Signal";
//(chartMACD.Series["seriesMACD_Signal"]).ToolTip = "MACD_Signal: Date:#VALX; Value:#VALY";
chartMACD.ChartAreas["chartareaMACD"].AxisX.Title = "Date";
chartMACD.ChartAreas["chartareaMACD"].AxisX.TitleAlignment = System.Drawing.StringAlignment.Center;
chartMACD.ChartAreas["chartareaMACD"].AxisY.Title = "Value";
chartMACD.ChartAreas["chartareaMACD"].AxisY.TitleAlignment = System.Drawing.StringAlignment.Center;
//chartMACD.Titles["titleMACD"].Text = $"{"Moving Average Convergence Divergence- "}{scriptName}";
if (chartMACD.Annotations.Count > 0)
{
chartMACD.Annotations.Clear();
}
chartMACD.DataSource = scriptData;
chartMACD.DataBind();
}
}