com.itextpdf.kernel.pdf.canvas.parser

Class PdfDocumentContentParser

java.lang.Object

com.itextpdf.kernel.pdf.canvas.parser.PdfDocumentContentParser

public class PdfDocumentContentParser
extends Object

A utility class that makes it cleaner to process content from pages of a PdfDocument through a specified RenderListener.

Constructor Summary

Constructors

Constructor and Description
PdfDocumentContentParser(PdfDocument pdfDocument)

Method Summary

Modifier and Type	Method and Description
<E extends IEventListener> E	processContent(int pageNumber, E renderListener) Processes content from the specified page number using the specified listener
<E extends IEventListener> E	processContent(int pageNumber, E renderListener, Map<String,IContentOperator> additionalContentOperators) Processes content from the specified page number using the specified listener.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PdfDocumentContentParser

public PdfDocumentContentParser(PdfDocument pdfDocument)

Method Detail

processContent

public <E extends IEventListener> E processContent(int pageNumber,
                                                   E renderListener,
                                                   Map<String,IContentOperator> additionalContentOperators)

Processes content from the specified page number using the specified listener. Also allows registration of custom IContentOperators that can influence how (and whether or not) the PDF instructions will be parsed.

Type Parameters:

E - the type of the renderListener - this makes it easy to chain calls

Parameters:

pageNumber - the page number to process

renderListener - the listener that will receive render callbacks

additionalContentOperators - an optional map of custom ContentOperators for rendering instructions

Returns:

the provided renderListener

processContent

public <E extends IEventListener> E processContent(int pageNumber,
                                                   E renderListener)

Processes content from the specified page number using the specified listener

Type Parameters:

E - the type of the renderListener - this makes it easy to chain calls

Parameters:

pageNumber - the page number to process

renderListener - the listener that will receive render callbacks

Returns:

the provided renderListener