TimeSeriesDataQueueT Properties |
The TimeSeriesDataQueueT generic type exposes the following members.
Properties| Name | Description | |
|---|---|---|
 | Capacity |
Set or Get queue capacity (number of elements it can store) or size of sliding window if it is AutoStatic queue.
Note: if for non time period auto queue, you specify capacity equal to one then queue switch to SingleElement mode.
Note: if for non time period auto queue, you specify capacity not equal to one then queue switch to AutoStatic mode.
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| Count |
Get the number of elements stored in container.
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| First |
Get first(oldest) data element stored in container.
Note: if there is not elements in queue it returns DefaltValue.
(Inherited from HistoryDataQueueT.) |
| FirstDateTime |
Get first(oldest) data element DateTime stored in container.
Note: if there is not elements in queue it returns DefaltDateTime.
(Inherited from HistoryDataQueueT.) |
| Initialized |
This flag is set if and only if queue has already initialized (you already add something to it).
Note: you don't have to change Period or Capacity if queue already initialized.
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| ItemDateTime |
Return historically latest element with smaller or equal DateTime.
Note: do not try to use this method if you didn't specify DateTime to data elements.
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| ItemInt32 |
Get data which was store "index" steps ago.
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| Last |
Get last data element stored in container.
Note: if there is not elements in queue it returns DefaltValue.
(Inherited from HistoryDataQueueT.) |
| LastDateTime |
Get last data element DateTime stored in container.
Note: if there is no elements in the queue it returns DefaultDateTime.
(Inherited from HistoryDataQueueT.) |
| NeedDateTime |
This flag is set if and only if queue need DateTime to be specified for data elements, which you intend to add.
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| Period |
Set or Get time period, how long container will save elements (For AutoDynamic queue).
Note: As soon as you specify Time Period queue switch to Auto Dynamic mode.
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| Previous |
Get previous data element stored in container.
Note: if there is such not elements in queue it returns DefaltValue.
(Inherited from HistoryDataQueueT.) |
| Ready |
Ready flag is set if and only if queue contain something.
(Inherited from HistoryDataQueueT.) |
| Type |
Return type of queue:
SingleElement: Queue store only one single element. (Useful as default method for indicators history storing)
ManualControl: Support all typical operations specific to Dequeue. (Useful for some custom work).
AutoStatic: Store all elements in sliding window specified by number elements to store. Automatically drop element when it out of the window.
AutoDynamic: Store all elements in sliding window specified by time period. Automatically drop element when it out of the window.
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See Also