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package org.netbeans.api.visual.graph.layout;

import org.netbeans.modules.visual.graph.layout.TreeGraphLayout;

/**
 * The factory class of all built-in GraphLayout based implementations.
 * 
 * @author David Kaspar
 * @since 2.4
 */
public class GraphLayoutFactory {

    /**
     * Creates a tree graph layout.
     * Use GraphLayoutSupport.setTreeGraphLayoutRootNode method to set the root node of the graph.
     * If not set/found, then layout is not executed.
     * Note: Use GraphLayoutSupport.setTreeGraphLayoutProperties method to set the parameters of the layout later.
     * @param originX the x-axis origin
     * @param originY the y-axis origin
     * @param verticalGap the vertical gap between cells
     * @param horizontalGap the horizontal gap between cells
     * @param vertical if true, then layout organizes the graph vertically; if false, then horizontally
     * @return the tree graph layout
     * @since 2.4
     */
    public static <N,E> GraphLayout<N,E> createTreeGraphLayout (int originX, int originY, int verticalGap, int horizontalGap, boolean vertical) {
        return new TreeGraphLayout<N,E> (originX, originY, verticalGap, horizontalGap, vertical);
    }

}
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