package MaxFlowApplet.graph;


public class FlowVertex extends Vertex  {
    // returns the color in BFS alg.
    public int getBFSColor()
    {
        return BFSColor;
    };
     // sets the color in BFS
    public void setBFSColor(int color)
    {
        BFSColor = color;
    };
    // returns the predecessor in BFS tree
    public FlowVertex getPredecessor()
    {
        return (FlowVertex) predecessor;
    };
    // sets the predecessor in BFS tree
    public void setPredecessor(FlowVertex v)
    {
        predecessor = v;
    };
    // returns the index=th neighbour (starting from 0)
    public FlowVertex getNeighbour(int index)
    {
        return (FlowVertex) getEdgeOut(index).getVertexTo();
    };
    // returns the number of neighbours
    public int numberOfNeighbours()
    {
        return edgeOut.size();
    };
     // the predecessor in the BFS tree
    protected FlowVertex predecessor;
    // the color in the BFS algorithm
    protected int BFSColor;
};