Lung-Yu,Tsai 的部落格

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private void import_dwg(ExternalCommandData commandData, string dwg_filepath, ImportUnit unit)
{
    UIDocument uidoc = commandData.Application.ActiveUIDocument;
    Document document = uidoc.Document;

    Transaction transaction = new Transaction(document, "Create Schedules");
    transaction.Start();

    ElementId elementid = null;
    DWGImportOptions options = new DWGImportOptions();

    //options.SetRefPoint(new XYZ(0, 0, 0));
    options.Placement = Autodesk.Revit.DB.ImportPlacement.Centered;
    options.OrientToView = true;
    options.Unit = unit;

    document.Import(dwg_filepath, options, document.ActiveView, out elementid);

    transaction.Commit();
}