private static string makeExchangeOutOfSymbol(string symbol, FinanceAPI.FinanceStrategies strategy)
{
string result = null;
if (symbol != null)
{
string[] tmp = symbol.Split('.');
if (tmp.Length > 1)
{
ExchangeCode exch = exchanges.FirstOrDefault(x => x.YahooSuffix == tmp[1]);
if (exch != null)
{
switch (strategy)
{
case FinanceAPI.FinanceStrategies.Google:
result = exch.GoogleExch;
break;
case FinanceAPI.FinanceStrategies.Yahoo:
result = exch.YahooExch;
break;
}
}
}
}
return(result);
}
public StockChartView(StockListitem stock, FinanceAPI.FinanceStrategies webFinanceStrategy)
{
InitializeComponent();
this.stock = stock;
this.webFinanceStrategy = webFinanceStrategy;
setParameters();
drawChartAsync();
getAllLinesAsync();
}
public StockChartView(StockListitem stock, FinanceAPI.FinanceStrategies webFinanceStrategy, DateTime startDate, DateTime endDate)
{
InitializeComponent();
this.stock = stock;
this.webFinanceStrategy = webFinanceStrategy;
this.startDate = startDate;
this.endDate = endDate;
setParameters();
drawChartAsync();
getAllLinesAsync();
}
public FinanceAPI.FinanceStrategies getFinanceDataProvider()
{
if (ConnectionState == true)
{
var check = getSettingByKey("dataprovider");
if (check == null)
{
financeDataProvider = FinanceAPI.FinanceStrategies.Yahoo;
}
else
{
financeDataProvider = (FinanceAPI.FinanceStrategies)Enum.Parse(typeof(FinanceAPI.FinanceStrategies), check.value);
}
}
return(financeDataProvider);
}
public void setFinanceDataProvider(FinanceAPI.FinanceStrategies selected)
{
if (ConnectionState == true)
{
var check = getSettingByKey("dataprovider");
if (check == null)
{
db.Settings.InsertOnSubmit(new Settings()
{
key = "dataprovider",
value = selected.ToString(),
});
}
else
{
check.value = selected.ToString();
}
db.SubmitChanges();
}
}
/// <summary>
/// Changes the data provider
/// </summary>
private void cbxDataProvider_SelectedIndexChanged(object sender, EventArgs e)
{
webFinanceStrategy = (FinanceAPI.FinanceStrategies)cbxDataProvider.SelectedItem;
loadChartDataAsync(selectedStock);
}