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IGetPolygonAtIndex Method (IDisplayData)

Gets information for the specified polygon.

.NET Syntax

Visual Basic (Declaration) 
Function IGetPolygonAtIndex( _
   ByVal Index As System.Integer _
) As System.Double
Visual Basic (Usage) 
Dim instance As IDisplayData
Dim Index As System.Integer
Dim value As System.Double
value = instance.IGetPolygonAtIndex(Index)
System.double IGetPolygonAtIndex( 
   System.int Index
System.double IGetPolygonAtIndex( 
&   System.int Index



Index of the desired polygon where the index begins at zero

Return Value

  • in-process, unmanaged C++: Pointer to an array of doubles (see Remarks)
  • VBA, VB.NET, C#, and C++/CLI: Not supported

    See In-process Methods for details about this type of method.

  • Remarks

    Format of return values is an array of doubles with the format:

    [ Color, LineType, Unused, Unused, NumPolyPoints, [x,y,z] ]



    Polygon color


    Line type as defined in swLineTypes_e. You can use this index value with IDrawingDoc::GetLineFontInfo2 and IDrawingDoc::GetLineFontName2


    Number of XYZ points found in the [x,y,z] return value


    Array of NumPolyPoints points used to describe the polygon


    Use IDisplayData::GetPolygonSizeAtIndex to determine the number of elements in this array.


    See Also

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