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IGetPolylineAtIndex2 Method (IDisplayData)

Gets information for the specified polyline.

.NET Syntax

Visual Basic (Declaration) 
Function IGetPolylineAtIndex2( _
   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.IGetPolylineAtIndex2(Index)
C# 
System.double IGetPolylineAtIndex2( 
   System.int Index
)
C++/CLI 
System.double IGetPolylineAtIndex2( 
&   System.int Index
) 

Parameters

Index
Index of the desired polyline 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:

    [ polyLineType, DataSize, Color, LineFont, Unused, Unused, NumPolyPoints, [x,y,z] ]

    where:

    polyLineType 

    Underlying geometry type:

    • 0 - Polyline type

    • 1 - Arc or Circle type

    DataSize 

    Number of elements in the GeomData array. For Type = 0, this argument is 0.

    Color 

    Polyline color.

    LineFont 

    Polyline font information. You can use his value with IDrawingDoc::GetLineFontInfo2 and IDrawingDoc::GetLineFontName2. This value is valid only if LineStyle is -1.

    NumPolyPoints 

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

    [x,y,z]

    Array of points used to describe the polyline. This array has NumPolyPoints points. This method returns an array for every polyline regardless of its type.

     

    Use IDisplayData::GetPolyLineSizeAtIndex2 to determine the number of elements returned in this array.

     

    See Also



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