Manipular los objetos OLE incrustados en Visio Diagram

Manipular el ejemplo de programación de objetos OLE incrustados

ObjetoDatos propiedad de laForeignDataclass permite a los desarrolladores manipular con objetos OLE existentes en Visio diagram. Este tema de ayuda demuestra cómo los desarrolladores pueden recuperar un objeto OLE del documento de Word, editarlo usandoAspose.Words for .NET APIy luego guárdelo como un objeto OLE en el Visio diagram.

// For complete examples and data files, please go to https://github.com/aspose-diagram/Aspose.Diagram-for-.NET
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OLEObjects();
// Load a Visio diagram
Diagram diagram = new Diagram(dataDir + "Drawing1.vsdx");
// Get page of the Visio diagram by name
Aspose.Diagram.Page page = diagram.Pages.GetPage("Page-1");
// Get shape of the Visio diagram by ID
Aspose.Diagram.Shape OLE_Shape = page.Shapes.GetShape(2);
// Filter shapes by type Foreign
if (OLE_Shape.Type == Aspose.Diagram.TypeValue.Foreign)
{
if (OLE_Shape.ForeignData.ForeignType == ForeignType.Object)
{
Stream Ole_stream = new MemoryStream(OLE_Shape.ForeignData.ObjectData);
// Get format of the OLE file object
Aspose.Words.FileFormatInfo info = Aspose.Words.FileFormatUtil.DetectFileFormat(Ole_stream);
if (info.LoadFormat == Aspose.Words.LoadFormat.Doc || info.LoadFormat == Aspose.Words.LoadFormat.Docx)
{
// Modify an OLE object
var doc = new Aspose.Words.Document(new MemoryStream(OLE_Shape.ForeignData.ObjectData));
doc.Range.Replace("testing", "Aspose", false, true);
MemoryStream outStream = new MemoryStream();
doc.Save(outStream, Aspose.Words.SaveFormat.Docx);
// Save back an OLE object
OLE_Shape.ForeignData.ObjectData = outStream.ToArray();
}
}
}
// Save Visio diagram
diagram.Save(dataDir + "ManipulateObjects_out.vsdx", SaveFileFormat.VSDX);