PdfViewerAnnotationBuilderExtensions.AsMarkupAnnotationBuilder(IPdfViewerAnnotationBuilder) Method

Casts the IPdfViewerAnnotationBuilder object to the IPdfViewerMarkupAnnotationBuilder object.

Assembly : DevExpress.Pdf.v25.2.Drawing.dll

NuGet Package : DevExpress.Pdf.Drawing

Declaration

C#
VB.NET

csharp

public static IPdfViewerMarkupAnnotationBuilder AsMarkupAnnotationBuilder(
    this IPdfViewerAnnotationBuilder builder
)

<ExtensionAttribute>
Public Shared Function AsMarkupAnnotationBuilder(
    builder As IPdfViewerAnnotationBuilder
) As IPdfViewerMarkupAnnotationBuilder

Parameters

Name	Type	Description
builder	IPdfViewerAnnotationBuilder

Current IPdfViewerAnnotationBuilder object.

Returns

Type	Description
IPdfViewerMarkupAnnotationBuilder

The object that contain information about the markup annotation.

Remarks

Use the AsMarkupAnnotationBuilder method to retrieve markup annotation parameters, as shown below:

C#
VB.NET

csharp

private void PdfViewer_MarkupAnnotationCreating(object sender,
PdfAnnotationCreatingEventArgs e)
{
    if (e.Builder.AnnotationType == PdfAnnotationType.TextMarkup)
    {
        IPdfViewerMarkupAnnotationBuilder builder =
        e.Builder.AsMarkupAnnotationBuilder();
        builder.Author = "John Smith";
    }
}

Private Sub PdfViewer_MarkupAnnotationCreating(ByVal sender As Object,
ByVal e As PdfAnnotationCreatingEventArgs)
  If e.Builder.AnnotationType = PdfAnnotationType.TextMarkup Then
    Dim builder As IPdfViewerMarkupAnnotationBuilder =
    e.Builder.AsMarkupAnnotationBuilder()
    builder.Author = "John Smith"
  End If
End Sub