/*
 *  Licensed to GraphHopper and Peter Karich under one or more contributor
 *  license agreements. See the NOTICE file distributed with this work for 
 *  additional information regarding copyright ownership.
 * 
 *  GraphHopper licenses this file to you under the Apache License, 
 *  Version 2.0 (the "License"); you may not use this file except in 
 *  compliance with the License. You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.graphhopper.ui;

import com.graphhopper.routing.Dijkstra;
import com.graphhopper.routing.util.FlagEncoder;
import com.graphhopper.routing.util.Weighting;
import com.graphhopper.storage.Graph;
import com.graphhopper.storage.EdgeEntry;
import java.awt.Color;
import java.awt.Graphics2D;

/**
 * @author Peter Karich
 */
public class DebugDijkstraSimple extends Dijkstra implements DebugAlgo
{
    private GraphicsWrapper mg;
    private Graphics2D g2;

    public DebugDijkstraSimple( Graph graph, FlagEncoder encoder, Weighting weighting, GraphicsWrapper mg )
    {
        super(graph, encoder, weighting);
        this.mg = mg;
    }

    @Override
    public void setGraphics2D( Graphics2D g2 )
    {
        this.g2 = g2;
    }

    @Override
    public void updateShortest( EdgeEntry shortestDE, int currLoc )
    {
        if (g2 != null)
        {
            mg.plotNode(g2, currLoc, Color.YELLOW);
        }
        super.updateShortest(shortestDE, currLoc);
    }
}
