Package com.itextpdf.forms.fields

Class PdfFormAnnotationUtil

java.lang.Object

com.itextpdf.forms.fields.PdfFormAnnotationUtil

public final class PdfFormAnnotationUtil
extends java.lang.Object

Utility class to work with widget annotations PdfFormAnnotation and its dictionaries.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	PdfFormAnnotationUtil()

Method Summary

Modifier and Type	Method	Description
private static void	addNewWidgetToPage(PdfPage currentPage, PdfDictionary field, int annotIndex)
static void	addWidgetAnnotationToPage(PdfPage page, PdfAnnotation annotation)	Add widget annotation to the specified page.
static void	addWidgetAnnotationToPage(PdfPage page, PdfAnnotation annotation, int index)	Add widget annotation to the specified page.
static boolean	isPureWidget(PdfDictionary fieldDict)	Check that <PdfDictionary> object is pure widget annotation.
static boolean	isPureWidgetOrMergedField(PdfDictionary fieldDict)	Check that <PdfDictionary> object is widget annotation or merged field.
static void	mergeWidgetWithParentField(PdfFormField field)	Merge single widget annotation with its parent field.
private static void	replaceAnnotationOnPage(PdfDictionary oldAnnotDict, PdfDictionary newAnnotDict)
static void	separateWidgetAndField(PdfFormField field)	Separate merged field to form field and pure widget annotation.

Methods inherited from class java.lang.Object

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

Constructor Detail

PdfFormAnnotationUtil

private PdfFormAnnotationUtil()

Method Detail

isPureWidgetOrMergedField

public static boolean isPureWidgetOrMergedField(PdfDictionary fieldDict)

Check that <PdfDictionary> object is widget annotation or merged field.

Parameters:

fieldDict - field dictionary to check.

Returns:

true if passed dictionary is a widget or merged field, false otherwise.

isPureWidget

public static boolean isPureWidget(PdfDictionary fieldDict)

Check that <PdfDictionary> object is pure widget annotation.

Parameters:

fieldDict - field dictionary to check.

Returns:

true if passed dictionary is a widget, false otherwise.

addWidgetAnnotationToPage

public static void addWidgetAnnotationToPage(PdfPage page,
                                             PdfAnnotation annotation)

Add widget annotation to the specified page.

Parameters:

page - to which annotation should be added.

annotation - widget annotation to add.

addWidgetAnnotationToPage

public static void addWidgetAnnotationToPage(PdfPage page,
                                             PdfAnnotation annotation,
                                             int index)

Add widget annotation to the specified page.

Parameters:

page - to which annotation should be added.

annotation - widget annotation to add.

index - the index at which specified annotation will be added. If -1 then annotation will be added to the end of an array.

mergeWidgetWithParentField

public static void mergeWidgetWithParentField(PdfFormField field)

Merge single widget annotation with its parent field.

Parameters:

field - parent field.

separateWidgetAndField

public static void separateWidgetAndField(PdfFormField field)

Separate merged field to form field and pure widget annotation. Do nothing if the incoming field is not merged field.

Parameters:

field - to separate.

replaceAnnotationOnPage

private static void replaceAnnotationOnPage(PdfDictionary oldAnnotDict,
                                            PdfDictionary newAnnotDict)

addNewWidgetToPage

private static void addNewWidgetToPage(PdfPage currentPage,
                                       PdfDictionary field,
                                       int annotIndex)