Description
Determine if specified time falls within any of the computed interval lists in the collection.
Syntax
| [Visual Basic .NET] |
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Public Function Occurred( _
ByVal Epoch As System.Object _
) As
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Parameters
See Also
Example
Determine if epoch occurred in interval collection.
| [C#] |
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string eventCollName = "LightingIntervals";
IAgCrdnEventIntervalCollection intervalVectorCollection = provider.EventIntervalCollections[ eventCollName];
// any time that the vehicle has ephemeris its time will occur in the LightingIntervals collection (as a sunlit, penumbra or umbra time)
string dateDuringEphem = "1 Jan 2012 20:00:00";
IAgCrdnEventIntervalCollectionOccurredResult occurredResult = intervalVectorCollection.Occurred( dateDuringEphem);
Assert.IsTrue(occurredResult.IsValid);
Console.WriteLine("Occurred at {0} index", occurredResult.Index);
// Use the index from IAgCrdnEventIntervalCollectionOccurredResult as the index to IAgCrdnIntervalsVectorResult.IntervalCollections
IAgCrdnIntervalsVectorResult intervalResult = intervalVectorCollection.FindIntervalCollection();
IAgCrdnIntervalCollection intervalCollection = intervalResult.IntervalCollections[occurredResult.Index];
string dateNotDuringEphem = "1 May 1980 04:30:00.000";
IAgCrdnEventIntervalCollectionOccurredResult occurredResult2 = intervalVectorCollection.Occurred( dateNotDuringEphem);
Assert.IsFalse(occurredResult2.IsValid);
Console.WriteLine("Did not find time {0} during eventIntervalCollection {1}'s times.", dateNotDuringEphem, eventCollName);
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Determine if epoch occurred in interval collection.
| [Visual Basic .NET] |
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Dim eventCollName As String = "LightingIntervals"
Dim intervalVectorCollection As IAgCrdnEventIntervalCollection = provider.EventIntervalCollections(eventCollName)
' any time that the vehicle has ephemeris its time will occur in the LightingIntervals collection (as a sunlit, penumbra or umbra time)
Dim dateDuringEphem As String = "1 Jan 2012 20:00:00"
Dim occurredResult As IAgCrdnEventIntervalCollectionOccurredResult = intervalVectorCollection.Occurred(dateDuringEphem)
Assert.IsTrue(occurredResult.IsValid)
Console.WriteLine("Occurred at {0} index", occurredResult.Index)
' Use the index from IAgCrdnEventIntervalCollectionOccurredResult as the index to IAgCrdnIntervalsVectorResult.IntervalCollections
Dim intervalResult As IAgCrdnIntervalsVectorResult = intervalVectorCollection.FindIntervalCollection()
Dim intervalCollection As IAgCrdnIntervalCollection = intervalResult.IntervalCollections(occurredResult.Index)
Dim dateNotDuringEphem As String = "1 May 1980 04:30:00.000"
Dim occurredResult2 As IAgCrdnEventIntervalCollectionOccurredResult = intervalVectorCollection.Occurred(dateNotDuringEphem)
Assert.IsFalse(occurredResult2.IsValid)
Console.WriteLine("Did not find time {0} during eventIntervalCollection {1}'s times.", dateNotDuringEphem, eventCollName)
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