Package com.itextpdf.kernel.pdf.canvas.parser.listener

Interface IEventListener

All Known Subinterfaces:
ILocationExtractionStrategy, ITextExtractionStrategy
All Known Implementing Classes:
FilteredEventListener, FilteredTextEventListener, GlyphEventListener, GlyphTextEventListener, LocationTextExtractionStrategy, RegexBasedLocationExtractionStrategy, SimpleTextExtractionStrategy, TaggedPdfReaderTool.MarkedContentEventListener, TextMarginFinder
public interface IEventListener
A callback interface that receives notifications from the PdfCanvasProcessor as various events occur (see EventType).

  • Method Details

    • eventOccurred

      void 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.

    • getSupportedEvents

      Set<EventType> getSupportedEvents()
      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.