org.icepdf.core.events

Interface PageLoadingListener

All Known Implementing Classes:

PageLoadingAdapter

public interface PageLoadingListener

The PageProcessingListener can be used to listen for a variety of Page level vents pertaining to the loading of the PDF page. The hierarchy and ordering of the events is as follows. PageImageEvent can happen at any point between the PageLoadingEvent.

• pageLoadingStarted(v event);
• pageInitializationStarted(PageProcessingEvent event);
• pageImageLoaded(PageImageEvent event)
• pageInitializationEnded(PageProcessingEvent event)
• pagePaintingStarted(PagePaintingEvent event)
• pageImageLoaded(PageImageEvent event)
• pagePaintingEnded(PagePaintingEvent event)
• pageLoadingEnded(PageLoadingEvent event)

Since:

5.1.0

Method Summary

Modifier and Type	Method and Description
void	pageImageLoaded(PageImageEvent event) A pages images has been parsed.
void	pageInitializationEnded(PageInitializingEvent event) Page initialization has be ended via successful parse or an interrupt exception.
void	pageInitializationStarted(PageInitializingEvent event) Page initialization has started which is the parsing of the Page's content stream.
void	pageLoadingEnded(PageLoadingEvent event) Page loading has completed and all images have been loaded, no further page processing will take place.
void	pageLoadingStarted(PageLoadingEvent event) Page loading has started.
void	pagePaintingEnded(PagePaintingEvent event) Page painting has stopped.
void	pagePaintingStarted(PagePaintingEvent event) Page painting has begun.

Method Detail

pageLoadingStarted

void pageLoadingStarted(PageLoadingEvent event)

Page loading has started. PageLoadingEvent can be used to get the total number content streams and image streams that will be parsed.

Parameters:

event - PageLoadingEvent is fired populated with data.

pageInitializationStarted

void pageInitializationStarted(PageInitializingEvent event)

Page initialization has started which is the parsing of the Page's content stream.

Parameters:

event - PageProcessingEvent with data set to false.

pageInitializationEnded

void pageInitializationEnded(PageInitializingEvent event)

Page initialization has be ended via successful parse or an interrupt exception. The PageProcessingEvent can be used to determine if the page was successfully parsed.

Parameters:

event - PageProcessingEvent can be used to see if page was successfully parsed or was interrupted.

pageImageLoaded

void pageImageLoaded(PageImageEvent event)

A pages images has been parsed. The PageImageEvent can be used to find out if the parse was successful, image index and total number of images associated with the page.

Parameters:

event - PageImageEvent

pagePaintingStarted

void pagePaintingStarted(PagePaintingEvent event)

Page painting has begun. The PagePaintingEvent can be used to find out the number of shapes being painted.

Parameters:

event - PagePaintingEvent

pagePaintingEnded

void pagePaintingEnded(PagePaintingEvent event)

Page painting has stopped. Teh PagePaintingEvent can be used to find out if the paint was completed or if there was an interrupt.

Parameters:

event - PagePaintingEvent

pageLoadingEnded

void pageLoadingEnded(PageLoadingEvent event)

Page loading has completed and all images have been loaded, no further page processing will take place.

Parameters:

event - PageLoadingEvent