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/*
 * $Id: 3725c338b6b6b68e0736c2beab76dba06bea16f1 $
 *
 * This file is part of the iText (R) project.
 * Copyright (c) 1998-2015 iText Group NV
 * Authors: Bruno Lowagie, Paulo Soares, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS
 *
 * 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 http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
 * http://itextpdf.com/terms-of-use/
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License,
 * a covered work must retain the producer line in every PDF that is created
 * or manipulated using iText.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the iText software without
 * disclosing the source code of your own applications.
 * These activities include: offering paid services to customers as an ASP,
 * serving PDFs on the fly in a web application, shipping iText with a closed
 * source product.
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 * For more information, please contact iText Software Corp. at this
 * address: [email protected]
 */
package com.itextpdf.text.pdf.richmedia;

import com.itextpdf.text.exceptions.IllegalPdfSyntaxException;
import com.itextpdf.text.pdf.PdfDictionary;
import com.itextpdf.text.pdf.PdfIndirectReference;
import com.itextpdf.text.pdf.PdfName;
import com.itextpdf.text.pdf.PdfNumber;
import com.itextpdf.text.pdf.PdfObject;
import com.itextpdf.text.pdf.PdfString;

/**
 * A video file can contain cue points that are encoded in a video stream
 * or may be created by an associated ActionScript within the Flash content.
 * The CuePoint dictionary contains a state that relates the cue points to
 * an action that may be passed to the conforming application or may be used
 * to change the appearance. Cue points in the Flash content are matched to
 * the cue points declared in the PDF file by the values specified by the
 * Name or Time keys. (See ExtensionLevel 3 p91)
 * @since	5.0.0
 */
public class CuePoint extends PdfDictionary {

	/**
	 * Constructs a CuePoint object.
	 * A Navigation cue point is an event encoded in a Flash movie (FLV).
	 * A chapter stop may be encoded so that when the user requests to go to or skip
	 * a chapter, a navigation cue point is used to indicate the location of the chapter.
	 * An Event is a generic cue point of no specific significance other
	 * than a corresponding action is triggered.
	 * @param	subtype	possible values: PdfName.NAVIGATION or PdfName.EVENT
	 */
	public CuePoint(PdfName subtype) {
		super(PdfName.CUEPOINT);
		put(PdfName.SUBTYPE, subtype);
	}
	
	/**
	 * Set the name of the cue point to match against the cue point within
	 * Flash content and for display purposes.
	 * @param	name	the name of the cue point
	 */
	public void setName(PdfString name) {
		put(PdfName.NAME, name);
	}
	
	/**
	 * Sets the time value of the cue point in milliseconds to match against
	 * the cue point within Flash content and for display purposes.
	 * @param	time	the time value of the cue point
	 */
	public void setTime(int time) {
		put(PdfName.TIME, new PdfNumber(time));
	}

	/**
	 * Sets an action dictionary defining the action that is executed
	 * if this cue point is triggered, meaning that the Flash content
	 * reached the matching cue point during its playback.
	 * @param	action	an action
	 */
	public void setAction(PdfObject action) {
		if (action instanceof PdfDictionary || action instanceof PdfIndirectReference)
			put(PdfName.A, action);
		else
			throw new IllegalPdfSyntaxException(
				"An action should be defined as a dictionary");
	}
}




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