/// <summary>
/// 建構子
/// </summary>
/// <param name="source">SeriesSymbolData 商品資料類別</param>
/// <param name="request">資料請求結構</param>
internal SeriesSymbolDataRand(SeriesSymbolData source, InstrumentDataRequest request) {
__cSource = source;
__cSource.onRequestCompleted += SeriesSymbolData_onRequestCompleted; //附掛請求歷史資料完成的事件通知
__cIndexer = source.Indexer;
__iBaseAdjustTotal = __cIndexer.AdjustTotalCount;
source.Clone(out __cTimes, out __cOpens, out __cHighs, out __cLows, out __cCloses, out __cVolumes);
__iHistoryIndex = __cCloses.Count - (request.Range.Count + source.RealtimeCount);
this.Current = 1; //預設值索引從 1 開始(內部會自動計算對應至 SeriesSymbolData 序列資料的正確索引位置)
string sDataSource = source.DataRequest.DataFeed;
AbstractQuoteService cService = QuoteManager.Manager.GetQuoteService(sDataSource);
if (cService != null) {
__cQuoteStorage = cService.Storage;
}
}
internal SeriesSymbolDataRand(SeriesSymbolData source, int maxBarsReferance) {
__cIndexer = source.Indexer;
__iBaseAdjustTotal = __cIndexer.AdjustTotalCount;
source.Clone(out __cTimes, out __cOpens, out __cHighs, out __cLows, out __cCloses, out __cVolumes);
if (maxBarsReferance > 0) {
__iIgnoreBarsCount = __cCloses.Count - source.RealtimeCount - maxBarsReferance;
if (__iIgnoreBarsCount < 0) {
__iIgnoreBarsCount = 0;
}
}
}