public void BuildSeries(ChartControl chart)
{
SignalLine.Data.Clear();
MainLine.Data.Clear();
FastEMALine.Clear();
SlowEMALine.Clear();
var start = Math.Max(FastEMA, SlowEMA);
for (var j = 0; j < start; j++)
{
FastEMALine.Add(GetSourcePrice(j));
SlowEMALine.Add(GetSourcePrice(j));
SignalLine.Data.Add(0);
MainLine.Data.Add(0);
}
var dataCount = GetSourceDataCount();
if (dataCount < start)
{
return;
}
var i = start;
var sum = 0.0d;
while (i < dataCount)
{
// вычисляем главную линию
// FastEma
FastEMALine.Add(FastEMALine[i - 1] + (2.0d / (FastEMA + 1) * (GetSourcePrice(i) - FastEMALine[i - 1])));
// SlowEma
SlowEMALine.Add(SlowEMALine[i - 1] + (2.0d / (SlowEMA + 1) * (GetSourcePrice(i) - SlowEMALine[i - 1])));
// сама главная линия
MainLine.Data.Add(FastEMALine[i] - SlowEMALine[i]);
// Рассчитываем сигнальную линию
sum = 0.0d;
for (var j = 0; j < SignalSMA; j++)
{
sum += (MainLine.Data[i - j]);
}
SignalLine.Data.Add(sum / SignalSMA);
i++;
}
}
private SeriesData GetSeriesInfo(DI_MapDataColumns mapDataColumns, DataTable SeriesDataTable, bool isMyData, string dbNid, string LanguageCode)
{
SeriesData RetVal = null;
Hashtable Indicators = new Hashtable();
DataTable dtDistinctIUSs = null;
DataTable dtDistinctIndicatorNIds = null;
Hashtable IUSs = null;
SeriesInfo seriesInfo;
List<string> distinctIUSNIds = new List<string>();
List<string> columnsToSkipFilter = new List<string>();
List<string> distinctColumns = new List<string>();
string SeriesName = string.Empty;
try
{
if (SeriesDataTable.Rows.Count > 0)
{
seriesInfo = new SeriesInfo();
RetVal = new SeriesData();
if (!isMyData)
{
//get theme name IndicatorUnitSubgroup from Database
_DBCon = Global.GetDbConnection(int.Parse(dbNid));
dtDistinctIndicatorNIds = SeriesDataTable.DefaultView.ToTable(true, mapDataColumns.SeriesNid);
dtDistinctIUSs = SeriesDataTable.DefaultView.ToTable(true, mapDataColumns.SeriesNid);
this.SetTimeLogIntoFile("Start getting IUSs Nmaes from Procedure sp_getIUSNames_-> " + DateTime.Now.ToLongTimeString());
IUSs = getIUSNames(dtDistinctIUSs, LanguageCode);
this.SetTimeLogIntoFile("Ends getting IUSs Nmaes from Procedure sp_getIUSNames_-> " + DateTime.Now.ToLongTimeString());
foreach (object key in IUSs.Keys)
{
seriesInfo = new SeriesInfo();
seriesInfo.SeriesID = key.ToString();
seriesInfo.SeriesName = IUSs[key].ToString();
RetVal.Add(seriesInfo);
}
}
else
{
columnsToSkipFilter.Add(mapDataColumns.AreaID);
columnsToSkipFilter.Add(mapDataColumns.AreaName);
columnsToSkipFilter.Add(mapDataColumns.DataValue);
columnsToSkipFilter.Add(mapDataColumns.NumericData);
columnsToSkipFilter.Add(mapDataColumns.TimePeriod);
columnsToSkipFilter.Add(mapDataColumns.isMRD);
//set row filter
foreach (DataColumn column in SeriesDataTable.Columns)
{
if (!columnsToSkipFilter.Contains(column.ColumnName))
{
distinctColumns.Add(column.ColumnName);
}
}
dtDistinctIndicatorNIds = SeriesDataTable.DefaultView.ToTable(true, distinctColumns.ToArray());
foreach (DataRow row in dtDistinctIndicatorNIds.Rows)
{
seriesInfo = new SeriesInfo();
SeriesName = string.Empty;
seriesInfo.SeriesID = Convert.ToString(row[mapDataColumns.SeriesNid]);
foreach (string columnName in distinctColumns)
{
if (columnName != mapDataColumns.SeriesNid)
{
SeriesName += Convert.ToString(row[columnName]) + ", ";
}
}
seriesInfo.SeriesName = SeriesName.TrimEnd(", ".ToCharArray());
RetVal.Add(seriesInfo);
}
}
}
}
catch (Exception ex)
{
Global.CreateExceptionString(ex, null);
throw;
}
return RetVal;
}
