protected virtual void OnDownloadingImage( Infragistics.Controls.Maps.DownloadingMultiScaleImageEventArgs e )
'宣言 Protected Overridable Sub OnDownloadingImage( _ ByVal e As Infragistics.Controls.Maps.DownloadingMultiScaleImageEventArgs _ )
GeographicMapImagery クラス GeographicMapImagery メンバ Infragistics.Controls.Maps.DownloadingMultiScaleImageEventArgs DownloadingImage イベント