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/**
* ===========================================
* LibLayout : a free Java layouting library
* ===========================================
*
* Project Info: http://reporting.pentaho.org/liblayout/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------
* $Id: ParagraphBreakState.java 3524 2007-10-16 11:26:31Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting.renderer.process;
import java.util.ArrayList;
import org.jfree.layouting.renderer.model.ParagraphRenderBox;
import org.jfree.layouting.renderer.process.layoutrules.InlineNodeSequenceElement;
import org.jfree.layouting.renderer.process.layoutrules.InlineSequenceElement;
import org.jfree.layouting.renderer.process.layoutrules.TextSequenceElement;
/**
* Used in the Infinite*AxisLayoutSteps.
*
* @author Thomas Morgner
*/
public class ParagraphBreakState
{
private Object suspendItem;
private ArrayList primarySequence;
private ParagraphRenderBox paragraph;
private boolean containsContent;
public ParagraphBreakState(final ParagraphRenderBox paragraph)
{
if (paragraph == null)
{
throw new NullPointerException();
}
this.paragraph = paragraph;
this.primarySequence = new ArrayList();
}
public ParagraphRenderBox getParagraph()
{
return paragraph;
}
public Object getSuspendItem()
{
return suspendItem;
}
public void setSuspendItem(final Object suspendItem)
{
this.suspendItem = suspendItem;
}
public void add(final InlineSequenceElement element)
{
primarySequence.add(element);
if (element instanceof TextSequenceElement ||
element instanceof InlineNodeSequenceElement)
{
containsContent = true;
}
}
public boolean isContainsContent()
{
return containsContent;
}
public boolean isSuspended()
{
return suspendItem != null;
}
public InlineSequenceElement[] getSequence()
{
return (InlineSequenceElement[]) primarySequence.toArray
(new InlineSequenceElement[primarySequence.size()]);
}
public void clear()
{
primarySequence.clear();
containsContent = false;
}
}
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