/*
* $Id: PdfViewerPreferences.java 4784 2011-03-15 08:33:00Z blowagie $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2011 1T3XT BVBA
* 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 1T3XT,
* 1T3XT 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.
*
* For more information, please contact iText Software Corp. at this
* address: [email protected]
*/
package com.itextpdf.text.pdf.interfaces;
import com.itextpdf.text.pdf.PdfName;
import com.itextpdf.text.pdf.PdfObject;
/**
* Viewer preferences are described in section 3.6.1 and 8.1 of the
* PDF Reference 1.7 (Table 3.25 on p139-142 and Table 8.1 on p579-581).
* They are explained in section 13.1 of the book 'iText in Action'.
* The values of the different preferences were originally stored
* in class PdfWriter, but they have been moved to this separate interface
* for reasons of convenience.
*/
public interface PdfViewerPreferences {
/**
* Sets the page layout and page mode preferences by ORing one or two of these constants.
* <p>
* <ul>
* <li>The page layout to be used when the document is opened (choose one).
* <ul>
* <li><b>PageLayoutSinglePage</b> - Display one page at a time. (default)
* <li><b>PageLayoutOneColumn</b> - Display the pages in one column.
* <li><b>PageLayoutTwoColumnLeft</b> - Display the pages in two columns, with
* odd-numbered pages on the left.
* <li><b>PageLayoutTwoColumnRight</b> - Display the pages in two columns, with
* odd-numbered pages on the right.
* <li><b>PageLayoutTwoPageLeft</b> - Display the pages two at a time, with
* odd-numbered pages on the left.
* <li><b>PageLayoutTwoPageRight</b> - Display the pages two at a time, with
* odd-numbered pages on the right.
* </ul>
* <li>The page mode how the document should be displayed
* when opened (choose one).
* <ul>
* <li><b>PageModeUseNone</b> - Neither document outline nor thumbnail images visible. (default)
* <li><b>PageModeUseOutlines</b> - Document outline visible.
* <li><b>PageModeUseThumbs</b> - Thumbnail images visible.
* <li><b>PageModeFullScreen</b> - Full-screen mode, with no menu bar, window
* controls, or any other window visible.
* <li><b>PageModeUseOC</b> - Optional content group panel visible
* <li><b>PageModeUseAttachments</b> - Attachments panel visible
* </ul>
* </ul>
* For backward compatibility these values are also supported,
* but it's better to use method <code>addViewerPreference(key, value)</code>
* if you want to change the following preferences:
* <ul>
* <li><b>HideToolbar</b> - A flag specifying whether to hide the viewer application's tool
* bars when the document is active.
* <li><b>HideMenubar</b> - A flag specifying whether to hide the viewer application's
* menu bar when the document is active.
* <li><b>HideWindowUI</b> - A flag specifying whether to hide user interface elements in
* the document's window (such as scroll bars and navigation controls),
* leaving only the document's contents displayed.
* <li><b>FitWindow</b> - A flag specifying whether to resize the document's window to
* fit the size of the first displayed page.
* <li><b>CenterWindow</b> - A flag specifying whether to position the document's window
* in the center of the screen.
* <li><b>DisplayDocTitle</b> - A flag specifying whether to display the document's title
* in the top bar.
* <li>The predominant reading order for text. This entry has no direct effect on the
* document's contents or page numbering, but can be used to determine the relative
* positioning of pages when displayed side by side or printed <i>n-up</i> (choose one).
* <ul>
* <li><b>DirectionL2R</b> - Left to right
* <li><b>DirectionR2L</b> - Right to left (including vertical writing systems such as
* Chinese, Japanese, and Korean)
* </ul>
* <li>The document's page mode, specifying how to display the
* document on exiting full-screen mode. It is meaningful only
* if the page mode is <b>PageModeFullScreen</b> (choose one).
* <ul>
* <li><b>NonFullScreenPageModeUseNone</b> - Neither document outline nor thumbnail images
* visible
* <li><b>NonFullScreenPageModeUseOutlines</b> - Document outline visible
* <li><b>NNonFullScreenPageModeUseThumbs</b> - Thumbnail images visible
* <li><b>NonFullScreenPageModeUseOC</b> - Optional content group panel visible
* </ul>
* <li><b>PrintScalingNone</b> - Indicates that the print dialog should reflect no page scaling.
* </ul>
* @param preferences the viewer preferences
* @see PdfViewerPreferences#addViewerPreference
*/
public void setViewerPreferences(int preferences);
/**
* Adds a viewer preference.
* <ul>
* <li>In case the key is one of these values:
* <ul>
* <li>PdfName.<b>HIDETOOLBAR</b>
* <li>PdfName.<b>HIDEMENUBAR</b>
* <li>PdfName.<b>HIDEWINDOWUI</b>
* <li>PdfName.<b>FITWINDOW</b>
* <li>PdfName.<b>CENTERWINDOW</b>
* <li>PdfName.<b>DISPLAYDOCTITLE</b>
* </ul>
* The value must be a of type PdfBoolean (true or false).
* <li>In case the key is PdfName.<b>NONFULLSCREENPAGEMODE</b>,
* the value must be one of these names:
* <ul>
* <li>PdfName.<b>USENONE</b>
* <li>PdfName.<b>USEOUTLINES</b>
* <li>PdfName.<b>USETHUMBS</b>
* <li>PdfName.<b>USEOC</b>
* </ul>
* <li>In case the key is PdfName.DIRECTION,
* the value must be one of these names:
* <ul>
* <li>PdfName.<b>L2R</b>
* <li>PdfName.<b>R2L</b>
* </ul>
* <li>In case the key is one of these values:
* <ul>
* <li>PdfName.<b>VIEWAREA</b>
* <li>PdfName.<b>VIEWCLIP</b>
* <li>PdfName.<b>PRINTAREA</b>
* <li>PdfName.<b>PRINTCLIP</b>
* </ul>
* The value must be one of these names:
* <ul>
* <li>PdfName.<b>MEDIABOX</b>
* <li>PdfName.<b>CROPBOX</b>
* <li>PdfName.<b>BLEEDBOX</b>
* <li>PdfName.<b>TRIMBOX</b>
* <li>PdfName.<b>ARTBOX</b>
* </ul>
* <li>In case the key is PdfName.<b>PRINTSCALING</b>, the value can be
* <ul>
* <li>PdfName.<b>APPDEFAULT</b>
* <li>PdfName.<b>NONE</b>
* </ul>
* <li>In case the key is PdfName.<b>DUPLEX</b>, the value can be:
* <ul>
* <li>PdfName.<b>SIMPLEX</b>
* <li>PdfName.<b>DUPLEXFLIPSHORTEDGE</b>
* <li>PdfName.<b>DUPLEXFLIPLONGEDGE</b>
* </ul>
* <li>In case the key is PdfName.<b>PICKTRAYBYPDFSIZE</b>, the value must be of type PdfBoolean.
* <li>In case the key is PdfName.<b>PRINTPAGERANGE</b>, the value must be of type PdfArray.
* <li>In case the key is PdfName.<b>NUMCOPIES</b>, the value must be of type PdfNumber.
* <ul>
* </ul>
* @param key the name of the viewer preference
* @param value the value of the viewer preference
* @see PdfViewerPreferences#setViewerPreferences
*/
public void addViewerPreference(PdfName key, PdfObject value);
}
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