de.d3web.empiricaltesting.casevisualization.jung.EdgeStrokeTransformer.java Source code

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Here is the source code for de.d3web.empiricaltesting.casevisualization.jung.EdgeStrokeTransformer.java

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/*
 * Copyright (C) 2009 Chair of Artificial Intelligence and Applied Informatics
 * Computer Science VI, University of Wuerzburg
 * 
 * This is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 3 of the License, or (at your option) any
 * later version.
 * 
 * This software is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this software; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA, or see the FSF
 * site: http://www.fsf.org.
 */

package de.d3web.empiricaltesting.casevisualization.jung;

import java.awt.BasicStroke;
import java.awt.Stroke;

import org.apache.commons.collections15.Transformer;

import de.d3web.empiricaltesting.casevisualization.ConfigLoader;
import de.d3web.empiricaltesting.RatedTestCase;

/**
 * This class specifies the strength of the edges / strokes depending on the
 * state of the next RatedTestCase.
 * 
 * @author Sebastian Furth
 * 
 */
public class EdgeStrokeTransformer implements Transformer<EdgeFinding, Stroke> {

    /**
     * The underlying graph
     */
    private final CaseTree<RatedTestCase, EdgeFinding> graph;

    /**
     * Default Constructor
     * 
     * @param g CaseTree the underlying graph
     */
    public EdgeStrokeTransformer(CaseTree<RatedTestCase, EdgeFinding> g) {
        this.graph = g;
    }

    /**
     * Transforms a Finding to color depending on the state of the next
     * RatedTestCase
     */
    @Override
    public Stroke transform(EdgeFinding f) {

        RatedTestCase rtc = graph.getDest(f);
        String strength = ConfigLoader.getInstance().getProperty("edgeWidthNewCase");

        if (rtc.wasTestedBefore()) {
            strength = ConfigLoader.getInstance().getProperty("edgeWidthOldCase");
        }

        return new BasicStroke(Float.parseFloat(strength) / 2, BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER);

    }

}