Package weka.gui.graphvisualizer

Interface LayoutEngine

  • All Known Implementing Classes:
    HierarchicalBCEngine
    public interface LayoutEngine
    This interface class has been added to facilitate the addition of other layout engines to this package. Any class that wants to lay out a graph should implement this interface.
    Version:
    $Revision: 10153 $ - 24 Apr 2003 - Initial version (Ashraf M. Kibriya)
    Author:
    Ashraf M. Kibriya (amk14@cs.waikato.ac.nz)

    • Method Detail

      • layoutGraph

        void layoutGraph()
        This method lays out the graph for better visualization

      • setNodesEdges

        void setNodesEdges​(java.util.ArrayList<GraphNode> nodes,
                   java.util.ArrayList<GraphEdge> edges)
        This method sets the nodes and edges vectors of the LayoutEngine

      • setNodeSize

        void setNodeSize​(int nodeWidth,
                 int nodeHeight)
        This method sets the allowed size of the node

      • getNodes

        java.util.ArrayList<GraphNode> getNodes()
        give access to set of graph nodes

      • getControlPanel

        javax.swing.JPanel getControlPanel()
        This method returns the extra controls panel for the LayoutEngine, if there is any.

      • getProgressBar

        javax.swing.JProgressBar getProgressBar()
        This method returns the progress bar for the LayoutEngine, which shows the progress of the layout process, if it takes a while to layout the graph

      • addLayoutCompleteEventListener

        void addLayoutCompleteEventListener​(LayoutCompleteEventListener e)
        This method adds a LayoutCompleteEventListener to the LayoutEngine.
        Parameters:
        e - - The LayoutCompleteEventListener to add

      • removeLayoutCompleteEventListener

        void removeLayoutCompleteEventListener​(LayoutCompleteEventListener e)
        This method removes a LayoutCompleteEventListener from the LayoutEngine.
        Parameters:
        e - - The LayoutCompleteEventListener to remove.

      • fireLayoutCompleteEvent

        void fireLayoutCompleteEvent​(LayoutCompleteEvent e)
        This fires a LayoutCompleteEvent once a layout has been completed.