PdfViewerAnnotationBuilderExtensions.AsTextMarkupAnnotationBuilder(IPdfViewerAnnotationBuilder) Method

Casts the IPdfViewerAnnotationBuilder object to the IPdfViewerTextMarkupAnnotationBuilder object.

Namespace: DevExpress.Pdf

Assembly: DevExpress.Pdf.v23.2.Drawing.dll

NuGet Package: DevExpress.Pdf.Drawing

Declaration

C#

public static IPdfViewerTextMarkupAnnotationBuilder AsTextMarkupAnnotationBuilder(
    this IPdfViewerAnnotationBuilder builder
)

VB.NET

<ExtensionAttribute>
Public Shared Function AsTextMarkupAnnotationBuilder(
    builder As IPdfViewerAnnotationBuilder
) As IPdfViewerTextMarkupAnnotationBuilder

Parameters

Name	Type	Description
builder	IPdfViewerAnnotationBuilder	Current IPdfViewerAnnotationBuilder object.

Returns

Type	Description
IPdfViewerTextMarkupAnnotationBuilder	The IPdfViewerTextMarkupAnnotationBuilder object that contains text markup annotation parameters.

Remarks

The code sample below calls the PdfViewerAnnotationBuilderExtensions.AsTextMarkupAnnotationBuilder method to specify an author for all created text markup annotations:

C#

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

    }
}

VB.NET

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.AsTextMarkupAnnotationBuilder()
        builder.Author = "John Smith"
    End If
End Sub