/// <summary>
/// Constructor
/// </summary>
/// <param name="timeframe">ForexConnect timeframe descriptor</param>
internal TimeframeItem(O2GTimeframe timeframe)
{
mTimeframe = timeframe;
DateTime start = DateTime.Now.AddDays(-1), end = DateTime.Now;
// parse the timeframe ID to get Quotes Manager timeframe descriptor
if (!CandlePeriod.parsePeriod(timeframe.ID, ref mTimeframeUnit, ref mTimeframeLength))
{
throw new ArgumentException("Invalide timeframe", "timeframe");
}
// get a candle in that timeframe to get it length
CandlePeriod.getCandle(DateTime.Now, ref start, ref end, mTimeframeUnit, mTimeframeLength, 0, 0);
mLength = end.Subtract(start);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="instrument">The instrument name</param>
/// <param name="timeframe">The timeframe id (e.g. m1)</param>
/// <param name="alive">The flag indicating whether the collection shall be subscribed for updates</param>
/// <param name="controller">The price update controller</param>
public PeriodCollection(string instrument, string timeframe, bool alive, IPriceUpdateController controller)
{
mInstrument = instrument;
mTimeframe = timeframe;
mAlive = alive;
mFilled = false;
if (alive)
{
// if collection is alive - we will need to calculate the date/time of the candle
// to which each tick belongs to, so we need to parse the time frame name for
// further usage
if (!CandlePeriod.parsePeriod(timeframe, ref mTimeframeUnit, ref mTimeframeLength))
{
throw new ArgumentException("Invalid timeframe", "timeframe");
}
// and we need to subscribe to tick updates
mWaitingUpdates = new Queue <IOffer>();
mTradingDayOffset = controller.TradingDayOffset;
controller.OnPriceUpdate += OnPriceUpdate;
mController = controller;
}
}
