BorderLengthToClipboard.rvb

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' BorderLengthToClipboard.rvb -- September 2008
' If this code works, it was written by Mary Fugier.
' If not, I don't know who wrote it.
' Works with Rhino 4.0.
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Option Explicit

Sub BorderLengthToClipboard()
  
  ' Declare local variables
  Dim obj, borders, crv, sum, length
  
  ' Pick object
  obj = Rhino.GetObject("Select surface or polysurface", 24)
  If IsNull(obj) Then Exit Sub

  ' Try to duplicate border    
  borders = Rhino.DuplicateSurfaceBorder(obj)
  If IsNull(borders) Then
    Call Rhino.Print("Unable to duplicate surface border.")
    Exit Sub
  End If
  
  ' Sum up border curves
  sum = 0
  For Each crv In borders
    length = Rhino.CurveLength(crv)
    sum = sum + length
  Next
  
  ' Delete border curves
  Call Rhino.DeleteObjects(borders)
  
  ' Copy sum to clipboard
  Call Rhino.ClipboardText(CStr(sum))
  
  ' Optional - popup sum
  ' Call MsgBox("Sum = " & CStr(sum))
  ' Call Rhino.Print("Sum = " & CStr(sum))
  
End Sub