private void Remove(object obj)
{
var model = obj as QuotationModel;
QuotationCenter.UnSubscribe(model.InstrumentID, this);
this.Quotations.Remove(model);
}
public CandleChartViewModel(string instrumentID)
{
this.Title = instrumentID;
this.instrumentID = instrumentID;
double priceTick = InstrumentListViewModel.Instance.Instruments.First(p => p.InstrumentID == instrumentID).PriceTick;
this.Precision = GetPrecision(priceTick);
this.GetCandles();
QuotationCenter.Subscribe(instrumentID, this);
}
private async void Init()
{
await DALUtil.Init();
InstrumentListViewModel.Instance.Instruments = await Task.Run(() => { return(InstrumentDAL.Get()); });
await Task.Run(() => { QuotationCenter.Init(); });
QuotationListViewModel.Instance.Init();
TradeAdapter.Instance.Start();
this.IsBusy = false;
}
private QuotationModel AddInstrument(string instrumentID)
{
Quotation quotation = QuotationCenter.GetQuotation(instrumentID);
QuotationModel quotationModel;
if (quotation == null)
{
quotationModel = new QuotationModel(instrumentID);
}
else
{
quotationModel = new QuotationModel(quotation);
}
this.Quotations.Add(quotationModel);
QuotationCenter.Subscribe(instrumentID, this);
return(quotationModel);
}
public void PublishQuotation()
{
while (true)
{
if (marketDataFieldQueue.Count == 0)
{
Thread.Sleep(1);
continue;
}
this.lastQuotationTime = DateTime.Now;
ThostFtdcDepthMarketDataField field = marketDataFieldQueue.Dequeue();
if (field.LastPrice == 0)
{
Debug.WriteLine("Filter data with no price: " + field.InstrumentID);
continue;
}
field.TradingDay = this.GetTradingDay();
if (field.ActionDay == string.Empty)
{
var today = DateTime.Today;
var builder = new StringBuilder(today.Year.ToString());
if (today.Month < 10)
{
builder.Append(0);
}
builder.Append(today.Month);
if (today.Day < 10)
{
builder.Append(0);
}
builder.Append(today.Day);
field.ActionDay = builder.ToString();
}
QuotationCenter.ProcessMarketDataField(field);
}
}
private void DoClose()
{
QuotationCenter.UnSubscribe(this.instrumentID, this);
ChartsViewModel.Instance.Documents.Remove(this);
}
