public ChartWindow(CandleSeries candleSeries, DateTimeOffset?from = null, DateTimeOffset?to = null)
{
InitializeComponent();
_candleSeries = candleSeries ?? throw new ArgumentNullException(nameof(candleSeries));
_trader = MainWindow.Instance.Trader;
Chart.ChartTheme = ChartThemes.ExpressionDark;
var area = new ChartArea();
Chart.Areas.Add(area);
_candleElem = new ChartCandleElement
{
AntiAliasing = false,
UpFillColor = Colors.White,
UpBorderColor = Colors.Black,
DownFillColor = Colors.Black,
DownBorderColor = Colors.Black,
};
area.Elements.Add(_candleElem);
_trader.CandleSeriesProcessing += ProcessNewCandle;
_trader.SubscribeCandles(_candleSeries, from, to);
Title = candleSeries.ToString();
}
private void ConnectClick(object sender, RoutedEventArgs e)
{
if (!_isConnected)
{
if (Trader == null)
{
// create connector
Trader = new CoinCapTrader(); // { LogLevel = LogLevels.Debug };
_logManager.Sources.Add(Trader);
Trader.Restored += () => this.GuiAsync(() =>
{
// update gui labels
ChangeConnectStatus(true);
MessageBox.Show(this, LocalizedStrings.Str2958);
});
// subscribe on connection successfully event
Trader.Connected += () =>
{
// set flag (connection is established)
_isConnected = true;
// update gui labels
this.GuiAsync(() => ChangeConnectStatus(true));
};
Trader.Disconnected += () => this.GuiAsync(() => ChangeConnectStatus(false));
// subscribe on connection error event
Trader.ConnectionError += error => this.GuiAsync(() =>
{
// update gui labels
ChangeConnectStatus(false);
MessageBox.Show(this, error.ToString(), LocalizedStrings.Str2959);
});
// subscribe on error event
Trader.Error += error =>
this.GuiAsync(() => MessageBox.Show(this, error.ToString(), LocalizedStrings.Str2955));
// subscribe on error of market data subscription event
Trader.MarketDataSubscriptionFailed += (security, msg, error) =>
this.GuiAsync(() => MessageBox.Show(this, error.ToString(), LocalizedStrings.Str2956Params.Put(msg.DataType, security)));
Trader.NewSecurity += _securitiesWindow.SecurityPicker.Securities.Add;
Trader.NewTrade += _tradesWindow.TradeGrid.Trades.Add;
// set market data provider
_securitiesWindow.SecurityPicker.MarketDataProvider = Trader;
ShowSecurities.IsEnabled = ShowTrades.IsEnabled = true;
}
Trader.Connect();
}
else
{
Trader.Disconnect();
}
}