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/*
* $Id$
* Copyright (C) 2002 The Apache Software Foundation. All rights reserved.
* For details on use and redistribution please refer to the
* LICENSE file included with these sources.
*/
package org.apache.fop.area;
/**
* This is the model for the area tree object.
* The model implementation can handle the page sequence,
* page and extensions.
*/
public abstract class AreaTreeModel {
/**
* Start a page sequence on this model.
* @param title the title of the new page sequence
*/
public abstract void startPageSequence(Title title);
/**
* Add a page to this moel.
* @param page the page to add to the model.
*/
public abstract void addPage(PageViewport page);
/**
* Add an extension to this model.
* @param ext the extension to add
* @param when when the extension should be handled
*/
public abstract void addExtension(TreeExt ext, int when);
/**
* Signal the end of the document for any processing.
*/
public abstract void endDocument();
}
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