ScanOverlay Method

Description

Scans an overlay for Items, storing any found in a Named List.

Syntax

Public Function ScanOverlay( _
   ByVal list As String, _
   ByVal pos As Integer, _
   ByVal filter As String, _
   ByVal locus As String _
) As Long

Parameters

list

The Named List in which to store any Items found.

 

pos

The position in the overlays list of the overlay to be scanned.

 

filter

Optionally specifies a named Filter which Items must pass to be included in the scan. The Filter specified, if any, will be used in addition to any overlay drawing Filter.

 

locus

Optionally specifies a named Spatial Filter which Items must pass to be included in the scan. The Spatial Filter specified, if any, will be used in addition to any overlay drawing Spatial Filter.

Return Type

Remarks

Available: GEO MM ME MD OD OM OV SISpy

Groups:

• Item Methods
• Spatial Searching Methods
• Named List Methods

Example

NFound = sis.ScanOverlay ("OverlayList", 0, "BandB", "")

All the items on the overlay in position 0 in the current window that pass the filter BandB will be placed in the list OverlayList.

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