public static TimeSpan PeriodTimeSpan(MT4Bridge.PeriodType period)
{
if ((int)period < 60)
return TimeSpan.FromMinutes((int)period);
else if ((int)period < 1440)
return TimeSpan.FromHours((int)period);
else if ((int)period == 1440)
return TimeSpan.FromDays(1);
else if ((int)period == 10080)
return TimeSpan.FromDays(7);
else
return TimeSpan.FromDays(30);
}
/// <summary>
/// Copies data to Data and calculates.
/// </summary>
void SetDataAndCalculate(string symbol, MT4Bridge.PeriodType period, DateTime time, bool isPriceChange, bool isUpdateData)
{
lock (lockerDataFeed)
{
bool isUpdateChart = isUpdateData;
MT4Bridge.Bars bars = bridge.GetBars(symbol, period);
if (bars == null && JournalShowSystemMessages)
{
isSetRootDataError = true;
Data.SoundError.Play();
JournalMessage jmsg = new JournalMessage(JournalIcons.Error, DateTime.Now,
symbol + " " + period.ToString() + " " + Language.T("Cannot receive bars!"));
AppendJournalMessage(jmsg);
return;
}
if (bars.Count < MaxBarsCount((int)period) && JournalShowSystemMessages)
{
isSetRootDataError = true;
Data.SoundError.Play();
JournalMessage jmsg = new JournalMessage(JournalIcons.Error, DateTime.Now,
symbol + " " + period.ToString() + " " + Language.T("Cannot receive enough bars!"));
AppendJournalMessage(jmsg);
return;
}
if (isSetRootDataError && JournalShowSystemMessages)
{
isSetRootDataError = false;
JournalMessage jmsg = new JournalMessage(JournalIcons.Information, DateTime.Now,
symbol + " " + period.ToString() + " " + Language.T("Enough bars received!"));
AppendJournalMessage(jmsg);
}
int countBars = bars.Count;
if (countBars < 400)
return;
if (Data.Bars != countBars || Data.Time[countBars - 1] != bars.Time[countBars - 1] ||
Data.Volume[countBars - 1] != bars.Volume[countBars - 1] || Data.Close[countBars - 1] != bars.Close[countBars - 1])
{
if (Data.Bars == countBars && Data.Time[countBars - 1] == bars.Time[countBars - 1] && Data.Time[countBars - 10] == bars.Time[countBars - 10])
{ // Update the last bar only.
Data.Open [countBars - 1] = bars.Open [countBars - 1];
Data.High [countBars - 1] = bars.High [countBars - 1];
Data.Low [countBars - 1] = bars.Low [countBars - 1];
Data.Close [countBars - 1] = bars.Close [countBars - 1];
Data.Volume[countBars - 1] = bars.Volume[countBars - 1];
}
else
{ // Update all the bars.
Data.Bars = countBars;
Data.Time = new DateTime[countBars];
Data.Open = new double[countBars];
Data.High = new double[countBars];
Data.Low = new double[countBars];
Data.Close = new double[countBars];
Data.Volume = new int[countBars];
bars.Time.CopyTo(Data.Time, 0);
bars.Open.CopyTo(Data.Open, 0);
bars.High.CopyTo(Data.High, 0);
bars.Low.CopyTo(Data.Low, 0);
bars.Close.CopyTo(Data.Close, 0);
bars.Volume.CopyTo(Data.Volume, 0);
}
// Calculate the strategy indicators.
CalculateStrategy(true);
isUpdateChart = true;
}
bool isBarChanged = IsBarChanged(Data.Time[Data.Bars - 1]);
if (isTrading)
{
TickType tickType = GetTickType((DataPeriods)(int)period, Data.Time[Data.Bars - 1], time, Data.Volume[Data.Bars - 1]);
if (tickType == TickType.Close || isPriceChange || isBarChanged)
{
if (JournalShowSystemMessages && tickType != TickType.Regular)
{
JournalIcons icon = JournalIcons.Warning;
string text = string.Empty;
if (tickType == TickType.Open)
{
icon = JournalIcons.BarOpen;
text = Language.T("A Bar Open event!");
}
else if (tickType == TickType.Close)
{
icon = JournalIcons.BarClose;
text = Language.T("A Bar Close event!");
}
else if (tickType == TickType.AfterClose)
{
icon = JournalIcons.Warning;
text = Language.T("A new tick arrived after a Bar Close event!");
}
JournalMessage jmsg = new JournalMessage(icon, DateTime.Now, symbol + " " + Data.PeriodMTStr + " " + time.ToString("HH:mm:ss") + " " + text);
AppendJournalMessage(jmsg);
}
if (isBarChanged && tickType == TickType.Regular)
{
if (JournalShowSystemMessages)
{
JournalMessage jmsg = new JournalMessage(JournalIcons.Warning, DateTime.Now, symbol + " " +
Data.PeriodMTStr + " " + time.ToString("HH:mm:ss") + " A Bar Changed event!");
AppendJournalMessage(jmsg);
}
tickType = TickType.Open;
}
if (tickType == TickType.Open && barOpenTimeForLastCloseEvent == Data.Time[Data.Bars - 3])
{
if (JournalShowSystemMessages)
{
JournalMessage jmsg = new JournalMessage(JournalIcons.Warning, DateTime.Now, symbol + " " +
Data.PeriodMTStr + " " + time.ToString("HH:mm:ss") + " A secondary Bar Close event!");
AppendJournalMessage(jmsg);
}
tickType = TickType.OpenClose;
}
CalculateTrade(tickType);
isUpdateChart = true;
if (tickType == TickType.Close || tickType == TickType.OpenClose)
barOpenTimeForLastCloseEvent = Data.Time[Data.Bars - 1];
}
}
if (isUpdateChart)
UpdateChart();
}
return;
}
/// <summary>
/// Bridge OnTick
/// </summary>
void Bridge_OnTick(object source, MT4Bridge.TickEventArgs tea)
{
lock (lockerTickPing)
{
if (pingAttempt > 0 && JournalShowSystemMessages)
{
JournalMessage jmsgsys = new JournalMessage(JournalIcons.System, DateTime.Now,
tea.Symbol + " " + tea.Period.ToString() + " " + Language.T("Tick received after an unsuccessful ping."));
AppendJournalMessage(jmsgsys);
}
pingAttempt = 0;
if (!Data.IsConnected)
return;
tickLocalTime = DateTime.Now;
tickServerTime = tea.Time;
if (IsChartChangeged(tea.Symbol, (DataPeriods)(int)tea.Period))
{
StopTrade();
Data.IsConnected = false;
SetFormText();
if (Configs.PlaySounds)
Data.SoundDisconnect.Play();
JournalMessage jmsg = new JournalMessage(JournalIcons.Warning, DateTime.Now,
tea.Symbol + " " + tea.Period.ToString() + " " + Language.T("Tick received from a different chart!"));
AppendJournalMessage(jmsg);
return;
}
bool bNewPrice = Math.Abs(Data.Bid - tea.Bid) > Data.InstrProperties.Point / 2;
Data.Bid = tea.Bid;
Data.Ask = tea.Ask;
Data.InstrProperties.Spread = tea.Spread;
Data.InstrProperties.TickValue = tea.TickValue;
Data.ServerTime = tea.Time;
Data.SetTick(tea.Bid);
bool isAccChanged = Data.SetCurrentAccount(tea.Time, tea.AccountBalance, tea.AccountEquity, tea.AccountProfit, tea.AccountFreeMargin);
bool isPosChanged = Data.SetCurrentPosition(tea.PositionTicket, tea.PositionType, tea.PositionLots, tea.PositionOpenPrice, tea.PositionOpenTime,
tea.PositionStopLoss, tea.PositionTakeProfit, tea.PositionProfit, tea.PositionComment);
bool updateData = true;
SetDataAndCalculate(tea.Symbol, tea.Period, tea.Time, bNewPrice, updateData);
string bidText = tea.Bid.ToString(Data.FF);
string askText = tea.Ask.ToString(Data.FF);
SetLblBidAskText(bidText + " / " + askText);
// Tick data label
if (JournalShowTicks)
{
string tickInfo = string.Format("{0} {1} {2} {3} / {4}", tea.Symbol, tea.Period, tea.Time.ToString("HH:mm:ss"), bidText, askText);
JournalMessage jmsg = new JournalMessage(JournalIcons.Globe, DateTime.Now, tickInfo);
AppendJournalMessage(jmsg);
}
UpdateTickChart(Data.InstrProperties.Point, Data.ListTicks.ToArray());
SetEquityInfoText(string.Format("{0:F2} {1}", tea.AccountEquity, Data.AccountCurrency));
ShowCurrentPosition(isPosChanged);
if (isAccChanged)
{
JournalMessage jmsg = new JournalMessage(JournalIcons.Currency, DateTime.Now,
string.Format(Language.T("Account Balance") + " {0:F2}, " + Language.T("Equity") + " {1:F2}, " + Language.T("Profit") + ", {2:F2}, " + Language.T("Free Margin") + " {3:F2}",
tea.AccountBalance, tea.AccountEquity, tea.AccountProfit, tea.AccountFreeMargin));
AppendJournalMessage(jmsg);
}
if (Data.IsBalanceDataChganged)
UpdateBalanceChart(Data.BalanceData, Data.BalanceDataPoints);
SetTickInfoText(string.Format("{0} {1} / {2}", tea.Time.ToString("HH:mm:ss"), bidText, askText));
SetConnIcon(2);
// Sends OrderModify on SL/TP errors
if (IsWrongStopsExecution())
ResendWrongStops();
}
return;
}
