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- /*
- * $Id$
- * ============================================================================
- * The Apache Software License, Version 1.1
- * ============================================================================
- *
- * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modifica-
- * tion, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * 3. The end-user documentation included with the redistribution, if any, must
- * include the following acknowledgment: "This product includes software
- * developed by the Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself, if
- * and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "FOP" and "Apache Software Foundation" must not be used to
- * endorse or promote products derived from this software without prior
- * written permission. For written permission, please contact
- * apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache", nor may
- * "Apache" appear in their name, without prior written permission of the
- * Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
- * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * ============================================================================
- *
- * This software consists of voluntary contributions made by many individuals
- * on behalf of the Apache Software Foundation and was originally created by
- * James Tauber <jtauber@jtauber.com>. For more information on the Apache
- * Software Foundation, please see <http://www.apache.org/>.
- */
-
- /*
- * This file is part of the RTF library of the FOP project, which was originally
- * created by Bertrand Delacretaz <bdelacretaz@codeconsult.ch> and by other
- * contributors to the jfor project (www.jfor.org), who agreed to donate jfor to
- * the FOP project.
- */
-
- package org.apache.fop.render.rtf.rtflib.rtfdoc;
-
- /**
- *
- * This context is used to manage the "keepn" RTF attribute
- * Used by ParagraphBuilder and JforCmd
- *
- */
-
- public class ParagraphKeeptogetherContext {
-
- private static int paraKeepTogetherOpen = 0;
- private static boolean paraResetProperties = false;
- private static ParagraphKeeptogetherContext instance = null;
-
- ParagraphKeeptogetherContext() {
- }
-
-
- /**
- * Singelton.
- *
- * @return The instance of ParagraphKeeptogetherContext
- */
- public static ParagraphKeeptogetherContext getInstance() {
- if (instance == null) {
- instance = new ParagraphKeeptogetherContext();
- }
- return instance;
- }
-
- /**
- * @return the level of current "keep whith next" paragraph
- */
- public static int getKeepTogetherOpenValue() {
- return paraKeepTogetherOpen;
- }
-
- /** Open a new "keep with next" paragraph */
- public static void keepTogetherOpen() {
- paraKeepTogetherOpen++;
- }
-
- /** Close a "keep with next" paragraph */
- public static void keepTogetherClose() {
- if (paraKeepTogetherOpen > 0) {
- paraKeepTogetherOpen--;
-
- //If the \pard control word is not present, the current paragraph
- //inherits all paragraph properties.
- //Also the next paragraph must reset the properties otherwise the \keepn don't stop.
- paraResetProperties = (paraKeepTogetherOpen == 0);
- }
- }
-
- /**
- * @return true if the next paragraph must reset the properties
- */
- public static boolean paragraphResetProperties() {
- return paraResetProperties;
- }
-
- /** Reset the flag if the paragraph properties have been resested */
- public static void setParagraphResetPropertiesUsed() {
- paraResetProperties = false;
- }
-
- }
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