The PdfText type exposes the following members.
Gets number of characters in a page or -1 for error.
Generated characters, like additional space characters, new line characters, are also counted.
Gets the Pdfium SDK handle that the PdfText is bound to
Gets a value indicating whether the object has been disposed of.
true if the control has been disposed of; otherwise, false.
Gets the instance of PdfWebLinkCollection class that represents the web link on current page