空間参照情報のテキスト出力

Public Sub subExportSpatialReference()
    'ThisDocumentの取得
    Dim pMxDocument As IMxDocument
    Set pMxDocument = ThisDocument
    
    'アクティブなデータフレームの取得
    Dim pMap As IMap
    Set pMap = pMxDocument.FocusMap
    
    'SpatalReferenceを取得
    Dim pESRISpatialReference As IESRISpatialReference
    Set pESRISpatialReference = pMap.SpatialReference
    
    Dim pBytes As Long
    Dim pBuffer As String * 512    '変数領域を確保しないとクラッシュする
    
    pESRISpatialReference.ExportToESRISpatialReference pBuffer, pBytes
    
    Debug.Print pESRISpatialReference.ESRISpatialReferenceSize
    Debug.Print pBuffer
    Debug.Print pBytes

End Sub

'参考
'http://edndoc.esri.com/arcobjects/9.2/ComponentHelp/esriGeometry/IESRISpatialReference.htm