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/*
This file is part of the iText (R) project.
Copyright (c) 1998-2023 Apryse Group NV
Authors: Apryse Software.
This program is offered under a commercial and under the AGPL license.
For commercial licensing, contact us at https://itextpdf.com/sales. For AGPL licensing, see below.
AGPL licensing:
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see .
*/
package com.itextpdf.kernel.pdf.action;
import com.itextpdf.kernel.pdf.PdfDictionary;
import com.itextpdf.kernel.pdf.PdfName;
import com.itextpdf.kernel.pdf.PdfObject;
import com.itextpdf.kernel.pdf.PdfObjectWrapper;
import java.util.ArrayList;
import java.util.List;
/**
* A wrapper for annotations additional actions dictionaries.
* See section 12.6.3 Table 197 of ISO 32000-1.
* An annotation additional actions dictionary defines the event handlers for annotations
*/
public class PdfAnnotationAdditionalActions extends PdfObjectWrapper {
private static final PdfName[] Events = {PdfName.E, PdfName.X, PdfName.D, PdfName.U, PdfName.Fo,
PdfName.Bl, PdfName.PO, PdfName.PC, PdfName.PV,
PdfName.PI};
public PdfAnnotationAdditionalActions(PdfDictionary pdfObject) {
super(pdfObject);
}
/**
* Returns the {@link PdfAction} for the OnEnter event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnEnter() {
return getPdfActionForEvent(PdfName.E);
}
/**
* Sets the {@link PdfAction} to perform on the OnEnter event, or removes it when action is null.
*
* @param action The {@link PdfAction} to set or null to remove the action
*/
public void setOnEnter(PdfAction action) {
setPdfActionForEvent(PdfName.E, action);
}
/**
* Returns the {@link PdfAction} for the OnExit event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnExit() {
return getPdfActionForEvent(PdfName.X);
}
/**
* Sets the {@link PdfAction} to perform on the OnExit event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnExit(PdfAction action) {
setPdfActionForEvent(PdfName.X, action);
}
/**
* Returns the {@link PdfAction} for the OnMouseDown event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnMouseDown() {
return getPdfActionForEvent(PdfName.D);
}
/**
* Sets the {@link PdfAction} to perform on the OnMouseDown event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnMouseDown(PdfAction action) {
setPdfActionForEvent(PdfName.D, action);
}
/**
* Returns the {@link PdfAction} for the OnMouseUp event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnMouseUp() {
return getPdfActionForEvent(PdfName.U);
}
/**
* Sets the {@link PdfAction} to perform on the OnMouseUp event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnMouseUp(PdfAction action) {
setPdfActionForEvent(PdfName.U, action);
}
/**
* Returns the {@link PdfAction} for the OnFocus event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnFocus() {
return getPdfActionForEvent(PdfName.Fo);
}
/**
* Sets the {@link PdfAction} to perform on the OnFocus event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnFocus(PdfAction action) {
setPdfActionForEvent(PdfName.Fo, action);
}
/**
* Returns the {@link PdfAction} for the OnLostFocus event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnLostFocus() {
return getPdfActionForEvent(PdfName.Bl);
}
/**
* Sets the {@link PdfAction} to perform on the OnLostFocus event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnLostFocus(PdfAction action) {
setPdfActionForEvent(PdfName.Bl, action);
}
/**
* Returns the {@link PdfAction} for the OnPageOpened event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnPageOpened() {
return getPdfActionForEvent(PdfName.PO);
}
/**
* Sets the {@link PdfAction} to perform on the OnPageOpened event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnPageOpened(PdfAction action) {
setPdfActionForEvent(PdfName.PO, action);
}
/**
* Returns the {@link PdfAction} for the OnPageClosed event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnPageClosed() {
return getPdfActionForEvent(PdfName.PC);
}
/**
* Sets the {@link PdfAction} to perform on the OnPageClosed event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnPageClosed(PdfAction action) {
setPdfActionForEvent(PdfName.PC, action);
}
/**
* Returns the {@link PdfAction} for the OnPageVisible event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnPageVisible() {
return getPdfActionForEvent(PdfName.PV);
}
/**
* Sets the {@link PdfAction} to perform on the OnPageVisible event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnPageVisible(PdfAction action) {
setPdfActionForEvent(PdfName.PV, action);
}
/**
* Returns the {@link PdfAction} for the OnPageLostView event if there is any, or null.
*
* @return {@link PdfAction} or null
*/
public PdfAction getOnPageLostView() {
return getPdfActionForEvent(PdfName.PI);
}
/**
* Sets the {@link PdfAction} to perform on the OnPageLostView event, or removes it when action is null.
*
* @param action {@link PdfAction} The action to set or null to remove the action
*/
public void setOnPageLostView(PdfAction action) {
setPdfActionForEvent(PdfName.PI, action);
}
/**
* Lists every {@link PdfAction} for all documented events for an annotation's additional actions.
* See section 12.6.3 Table 197 of ISO 32000-1
*
* @return The list of actions
*/
public List getAllKnownActions() {
final List result = new ArrayList<>();
for (final PdfName event : Events) {
final PdfAction action = getPdfActionForEvent(event);
if (action != null) {
result.add(action);
}
}
return result;
}
/**
* If exists, returns the {@link PdfAction} for this event, otherwise returns null.
*
* @param eventName The {@link PdfName} for the event.
*
* @return the {@link PdfAction} or null
*/
public PdfAction getPdfActionForEvent(PdfName eventName) {
final PdfObject action = getPdfObject().get(eventName);
if (action == null || !action.isDictionary()) {
return null;
}
return new PdfAction((PdfDictionary) action);
}
/**
* Sets the action for an event, or removes it when the action is null.
*
* @param event the event to set or remove the action for
* @param action the {@link PdfAction} to set or null
*/
public void setPdfActionForEvent(PdfName event, PdfAction action) {
if (action == null) {
getPdfObject().remove(event);
} else {
getPdfObject().put(event, action.getPdfObject());
}
setModified();
}
/**
* {@inheritDoc}
*/
@Override
protected boolean isWrappedObjectMustBeIndirect() {
return true;
}
}
