de.unibayreuth.bayeos.goat.chart.DefaultItemRenderer.java Source code

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Here is the source code for de.unibayreuth.bayeos.goat.chart.DefaultItemRenderer.java

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/*******************************************************************************
 * Copyright (c) 2011 University of Bayreuth - BayCEER.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     University of Bayreuth - BayCEER - initial API and implementation
 ******************************************************************************/
/*
 * StatusRenderer.java
 *
 * Created on 11. November 2002, 16:26
 */

package de.unibayreuth.bayeos.goat.chart;

import java.awt.geom.GeneralPath;
import java.util.prefs.Preferences;

import org.jfree.chart.labels.TimeSeriesToolTipGenerator;
import org.jfree.chart.renderer.DefaultXYItemRenderer;
import org.jfree.chart.renderer.StandardXYItemRenderer;

import de.unibayreuth.bayeos.goat.JMainFrame;

/**
 *
 * @author  oliver
 */
public class DefaultItemRenderer extends StandardXYItemRenderer {

    private final static Preferences pref = Preferences.userNodeForPackage(JMainFrame.class);
    private static GeneralPath p;

    /** Creates a new instance of StatusRenderer */
    public DefaultItemRenderer() {
        super();
        float size = (float) (pref.getInt("shapesize", 8) / 2);

        p = new GeneralPath(GeneralPath.WIND_NON_ZERO);
        p.moveTo(-size, size / 4);
        p.lineTo(-size / 4, size / 4);
        p.lineTo(-size / 4, size);
        p.lineTo(+size / 4, size);
        p.lineTo(+size / 4, size / 4);
        p.lineTo(+size, size / 4);
        p.lineTo(+size, -size / 4);
        p.lineTo(+size / 4, -size / 4);
        p.lineTo(+size / 4, -size);
        p.lineTo(-size / 4, -size);
        p.lineTo(-size / 4, -size / 4);
        p.lineTo(-size, -size / 4);
        p.closePath();
        setShape(p);
        int rend = pref.getInt("xyitemrenderer", DefaultXYItemRenderer.LINES);
        if (rend == DefaultXYItemRenderer.LINES) {
            setPlotLines(true);
            setPlotShapes(false);
        } else if (rend == DefaultXYItemRenderer.SHAPES_AND_LINES) {
            setPlotLines(true);
            setPlotShapes(true);
        } else if (rend == DefaultXYItemRenderer.SHAPES) {
            setPlotLines(false);
            setPlotShapes(true);
        }

        if (pref.getBoolean("charttooltips", false)) {
            setToolTipGenerator(new TimeSeriesToolTipGenerator());
        } else {
            setToolTipGenerator(null);

        }

        setGapThreshold(pref.getDouble("chartthreshold", 0.0));

    }

}