禁用Visio C#中的重叠形状

using Visio = Microsoft.Office.Interop.Visio;

Visio.Application visioApp = new Visio.Application();

Visio.Document visioDoc = visioApp.Documents.Open("path_to_your_visio_file.vsd");

Visio.Page visioPage = visioDoc.Pages[1];
Visio.Shapes visioShapes = visioPage.Shapes;

foreach (Visio.Shape shape in visioShapes)
{
    // 在这里进行重叠形状的处理
}

shape.AutoConnect = Visio.VisAutoConnectDir.visAutoConnectDirNone;

visioDoc.Save();
visioDoc.Close();
visioApp.Quit();

System.Runtime.InteropServices.Marshal.ReleaseComObject(visioShapes);
System.Runtime.InteropServices.Marshal.ReleaseComObject(visioPage);
System.Runtime.InteropServices.Marshal.ReleaseComObject(visioDoc);
System.Runtime.InteropServices.Marshal.ReleaseComObject(visioApp);