iText.Kernel.Pdf.Canvas.Parser.Listener.IEventListener Interface Reference

A callback interface that receives notifications from the iText.Kernel.Pdf.Canvas.Parser.PdfCanvasProcessor as various events occur (see iText.Kernel.Pdf.Canvas.Parser.EventType ). More...

Inheritance diagram for iText.Kernel.Pdf.Canvas.Parser.Listener.IEventListener:

Public Member Functions
void	EventOccurred (IEventData data, EventType type)
	Called when some event occurs during parsing a content stream. More...
ICollection< EventType >	GetSupportedEvents ()
	Provides the set of event types this listener supports. More...

Detailed Description

A callback interface that receives notifications from the iText.Kernel.Pdf.Canvas.Parser.PdfCanvasProcessor as various events occur (see iText.Kernel.Pdf.Canvas.Parser.EventType ).

Member Function Documentation

EventOccurred()

void iText.Kernel.Pdf.Canvas.Parser.Listener.IEventListener.EventOccurred	(	IEventData	data,
		EventType	type
	)

Called when some event occurs during parsing a content stream.

Parameters

data	Combines the data required for processing corresponding event type.
type	Event type.

Implemented in iText.Kernel.Pdf.Canvas.Parser.Listener.FilteredEventListener, iText.Kernel.Pdf.Canvas.Parser.Listener.LocationTextExtractionStrategy, iText.Kernel.Pdf.Canvas.Parser.Listener.RegexBasedLocationExtractionStrategy, iText.Kernel.Pdf.Canvas.Parser.Listener.GlyphEventListener, iText.Kernel.Pdf.Canvas.Parser.Listener.SimpleTextExtractionStrategy, and iText.Kernel.Pdf.Canvas.Parser.Listener.TextMarginFinder.

GetSupportedEvents()

ICollection<EventType> iText.Kernel.Pdf.Canvas.Parser.Listener.IEventListener.GetSupportedEvents

(

)

Provides the set of event types this listener supports.

Provides the set of event types this listener supports. Returns null if all possible event types are supported.

Returns

Set of event types supported by this listener or null if all possible event types are supported.

Implemented in iText.Kernel.Pdf.Canvas.Parser.Listener.LocationTextExtractionStrategy, iText.Kernel.Pdf.Canvas.Parser.Listener.FilteredEventListener, iText.Kernel.Pdf.Canvas.Parser.Listener.RegexBasedLocationExtractionStrategy, iText.Kernel.Pdf.Canvas.Parser.Listener.SimpleTextExtractionStrategy, iText.Kernel.Pdf.Canvas.Parser.Listener.GlyphEventListener, and iText.Kernel.Pdf.Canvas.Parser.Listener.TextMarginFinder.