/*
* Copyright (c) 2005, David Benson
*
* All rights reserved.
*
* This file is licensed under the JGraph software license, a copy of which
* will have been provided to you in the file LICENSE at the root of your
* installation directory. If you are unable to locate this file please
* contact JGraph sales for another copy.
*/
package com.jgraph.layout.hierarchical;
import com.jgraph.layout.JGraphFacade;
import com.jgraph.layout.hierarchical.model.JGraphHierarchyModel;
/**
* The specific layout interface for hierarchical layouts. It adds a
* <code>run</code> method with a parameter for the hierarchical layout model
* that is shared between the layout stages.
*/
public interface JGraphHierarchicalLayoutStep {
/**
* Takes the graph detail and configuration information within the facade
* and creates the resulting laid out graph within that facade for further
* use
*
* @param graph
* The layout facade that the layout will use as input
* @param model
* The internal model of the hierarchical layout created to store
* details of inverted edges and dummy node placement. The model
* persists for the duration of the layout object to enable
* incremental layouts.
* @return the updated hierarchy model
*/
public JGraphHierarchyModel run(JGraphFacade graph, JGraphHierarchyModel model);
}
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