private void SubscribeChannelsForSymbol(ComboBox CBox, bool Subscribe)
{
// Note: it is benign to Subscribe and already Subscribed symbol
string Symbol = CBox.Text;
if (string.IsNullOrEmpty(Symbol))
{
return;
}
string ClusterName = CBox.Tag as string;
PGClusterBase Cluster = PGApi.GetPGCluster(ClusterName);
if (Cluster == null)
{
throw new Exception($"Unknown ClusterName: {ClusterName}");
}
// check for PGApi Cluster ready
if (!Cluster.PGStatus.PGLogonSucceeded)
{
AppendText($"{ClusterName} has not been started (use the Start button)");
}
if (Subscribe)
{
Cluster.SubscribeSymbol(Symbol);
}
else
{
Cluster.UnSubscribeSymbol(Symbol);
}
}
private void OnClusterComboBoxKeyDown(object sender, KeyEventArgs e)
{
if (e.Key == Key.Enter)
{
ComboBox CBox = (sender as ComboBox);
string ClusterName = CBox.Tag as string;
string Symbol = CBox.Text;
if (!string.IsNullOrEmpty(Symbol))
{
List <string> SymbolsList = CBox.ItemsSource as List <string>;
// is Symbol already there?
if (SymbolsList.Contains(Symbol))
{
PGClusterBase Cluster = PGApi.GetCluster(ClusterName);
bool IsSubscribed = Cluster.IsSymbolSubscribed(Symbol);
// Subscribe on Enter
if (!IsSubscribed)
{
SubscribeChannelsForSymbol(CBox, true);
}
}
else if (!string.IsNullOrEmpty(Symbol))
{
// add a new Symbol
SymbolsList.Add(Symbol);
SymbolsList.Sort();
SubscribeChannelsForSymbol(CBox, true);
}
e.Handled = true;
}
}
}
private void InitConfig()
{
try
{
// load app's json config file
configHelper.LoadConfig();
// Note: data is read from json\PGDemoConfig.json
appValues = ConfigHelper.Instance.appConfig.appValues;
// check for hard-coded ApiKey
if (string.IsNullOrEmpty(ApiKey))
{
ApiKey = appValues.ApiKey;
}
// check for ApiKey in config file
if (!string.IsNullOrEmpty(ApiKey))
{
PGApi.SetApiKey(ApiKey);
}
// VerboseInfo will provide more text info
VerboseInfo = appValues.VerboseInfo;
CloseWindowOnEscape = appValues.CloseWindowOnEscape;
}
catch (System.Exception ex)
{
string ErrorMessage = $"InitConfig() error: {ex.Message}";
Debug.WriteLine(ErrorMessage);
}
}
private void OnApiKeyEntered(string ApiKey)
{
if (!string.IsNullOrEmpty(ApiKey))
{
ApiKeyText.Foreground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("LightGreen"));
PGApi.SetApiKey(ApiKey);
IsPaused = false;
StartApp();
}
}
private void OnRTDataRowMouseDoubleClick(string ClusterName, string Symbol)
{
PGClusterBase Cluster = PGApi.GetCluster(ClusterName);
bool IsSubscribed = Cluster.IsSymbolSubscribed(Symbol);
// UnSubscribe on RTDataRow DoubleClick
if (IsSubscribed)
{
Cluster.UnSubscribeSymbol(Symbol);
}
}
public static float[,] Generate2DMapUnity(int width, int height, float scale, float offsetX, float offsetY)
{
float[,] noiseMap = new float[width, height];
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
float xCoord = (float)x / width * scale + offsetX;
float yCoord = (float)y / height * scale + offsetY;
noiseMap[x, y] = PGApi.ZgomotulPerlin_Îmbunătățit2D(xCoord, yCoord);
}
}
return(noiseMap);
}
private void HandleInvalidSymbol(RTDataRec rtDataRec)
{
AppendText($"{rtDataRec.Symbol} is an invalid symbol", true);
PGClusterBase Cluster = PGApi.GetPGCluster(rtDataRec.ClusterName);
if (Cluster == null)
{
throw new Exception($"Unknown ClusterName: {rtDataRec.ClusterName}");
}
Cluster.RemoveSymbol(rtDataRec.Symbol);
RTDataHelper.Instance.RemoveRTData(rtDataRec);
}
private void OnApiKeyPaste(object sender, DataObjectPastingEventArgs e)
{
var IsText = e.SourceDataObject.GetDataPresent(DataFormats.UnicodeText, true);
if (!IsText)
{
return;
}
string ApiKey = e.SourceDataObject.GetData(DataFormats.UnicodeText) as string;
PGApi.SetApiKey(ApiKey);
e.Handled = true;
}
private void OnClusterComboBoxDropDownClosed(object sender, EventArgs e)
{
ComboBox CBox = (sender as ComboBox);
string ClusterName = CBox.Tag as string;
string Symbol = CBox.Text;
if (!string.IsNullOrEmpty(Symbol))
{
PGClusterBase Cluster = PGApi.GetCluster(ClusterName);
bool IsSubscribed = Cluster.IsSymbolSubscribed(Symbol);
if (IsSubscribed)
{
return;
}
SubscribeChannelsForSymbol((sender as ComboBox), true);
}
}
private void InitPolygonWPFDemo()
{
PGBase.Dispatcher = dispatcher;
// capture initial RTDataGridHeight
RTDataGridHeight = RTDataControlsGrid.Height;
DisplayRTDataGrid(false, false);
// local initialization
PGApi.SetVerboseInfo(VerboseInfo);
InitEquitiesUI();
InitForexUI();
InitCryptoUI();
// PGApi initialization
PGApi.InitPGClusters();
PGApi.InitEvents();
InitPGClusterEvents();
// Note: optional, used for consolidated Trade/Quote
// unused in this app
PGApi.Equities.SetConsolidateLevel1(true);
InitClearTextPrompt();
InitEvents();
// realtime data initialization
InitClustersRTData();
if (!string.IsNullOrEmpty(ApiKey))
{
OnApiKeyEntered(ApiKey);
}
}
private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
PGApi.TerminateApiInterface();
}
private void UnSubscribeAll(object sender, RoutedEventArgs e)
{
PGApi.UnSubscribeAllChannels();
}
private void RequestLast(RTDataRec rtDataRec)
{
AppendText($"Request Last for {rtDataRec.Symbol}");
switch (rtDataRec.ClusterName)
{
case PGClusterNames.Equities:
LastTrade lastTrade = PGApi.Equities.RequestLastTrade(rtDataRec.Symbol);
if (lastTrade != null)
{
// check invalid symbol
if (lastTrade.status == PGStatusMessages.NotFound)
{
HandleInvalidSymbol(rtDataRec);
}
else if (lastTrade != null && lastTrade.last != null)
{
rtDataRec.Price = lastTrade.last.price;
rtDataRec.LastSize = lastTrade.last.size;
}
}
LastQuote LastQuote = PGApi.Equities.RequestLastQuote(rtDataRec.Symbol);
if (LastQuote != null)
{
if (LastQuote != null && LastQuote.last != null)
{
rtDataRec.Ask = LastQuote.last.askprice;
rtDataRec.Bid = LastQuote.last.bidprice;
}
}
break;
case PGClusterNames.Forex:
ForexLastQuote ForexLastquote = PGApi.Forex.RequestForexLastQuote(rtDataRec.Symbol);
if (ForexLastquote != null)
{
// check invalid symbol
if (ForexLastquote.status == PGStatusMessages.NotFound)
{
HandleInvalidSymbol(rtDataRec);
}
else if (ForexLastquote != null && ForexLastquote.last != null)
{
rtDataRec.Ask = ForexLastquote.last.ask;
rtDataRec.Bid = ForexLastquote.last.bid;
}
}
break;
case PGClusterNames.Crypto:
CryptoLastTrade CryptoLasttrade = PGApi.Crypto.RequestCryptoLastTrade(rtDataRec.Symbol);
if (CryptoLasttrade != null)
{
// check invalid symbol
if (CryptoLasttrade.status == PGStatusMessages.NotFound)
{
HandleInvalidSymbol(rtDataRec);
}
else if (CryptoLasttrade != null && CryptoLasttrade.last != null)
{
rtDataRec.Price = CryptoLasttrade.last.price;
rtDataRec.CryptoSize = CryptoLasttrade.last.size;
}
}
break;
default:
throw new Exception($"Unknown ClusterName: {rtDataRec.ClusterName}");
}
// get Previous values
PGClusterBase Cluster = PGApi.GetPGCluster(rtDataRec.ClusterName);
if (Cluster != null)
{
Cluster.RequestPreviousClose(rtDataRec.Symbol);
Cluster.RequestDailyOpenClose(rtDataRec.Symbol);
}
}
