it.eng.spagobi.engines.kpi.bo.charttypes.dialcharts.Thermometer.java Source code

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Here is the source code for it.eng.spagobi.engines.kpi.bo.charttypes.dialcharts.Thermometer.java

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/* SpagoBI, the Open Source Business Intelligence suite
    
 * Copyright (C) 2012 Engineering Ingegneria Informatica S.p.A. - SpagoBI Competency Center
 * This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0, without the "Incompatible With Secondary Licenses" notice. 
 * If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package it.eng.spagobi.engines.kpi.bo.charttypes.dialcharts;

import it.eng.spagobi.engines.kpi.bo.ChartImpl;
import it.eng.spagobi.engines.kpi.utils.KpiInterval;

import java.awt.BasicStroke;
import java.awt.Color;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Vector;

import org.apache.log4j.Logger;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.ThermometerPlot;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.general.ValueDataset;
import org.jfree.ui.RectangleInsets;

/**
 * 
 * @author Chiara Chiarelli
 * 
 */

public class Thermometer extends ChartImpl {

    private static transient Logger logger = Logger.getLogger(Thermometer.class);

    /**
     * Instantiates a new thermometer.
     */
    public Thermometer() {
        super();
        intervals = new Vector();
    }

    public void configureChart(HashMap conf) {
        logger.info("IN");
        super.configureChart(conf);
        logger.debug("OUT");
    }

    public void setThresholds(List thresholds) {
        super.setThresholdValues(thresholds);
    }

    /**
     * Creates a chart of type thermometer.
     * 
     * @return A chart thermometer.
     */
    public JFreeChart createChart() {
        logger.debug("IN");

        if (dataset == null) {
            logger.debug("The dataset to be represented is null");
            return null;
        }

        ThermometerPlot plot = new ThermometerPlot((ValueDataset) dataset);
        logger.debug("Created the new Thermometer Plot");
        JFreeChart chart = new JFreeChart(name, JFreeChart.DEFAULT_TITLE_FONT, plot, true);
        logger.debug("Created the new Chart");
        chart.setBackgroundPaint(color);
        logger.debug("Setted the background color of the chart");

        TextTitle title = setStyleTitle(name, styleTitle);
        chart.setTitle(title);
        logger.debug("Setted the title of the chart");
        if (subName != null && !subName.equals("")) {
            TextTitle subTitle = setStyleTitle(subName, styleSubTitle);
            chart.addSubtitle(subTitle);
            logger.debug("Setted the subtitle of the chart");
        }

        plot.setInsets(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
        plot.setPadding(new RectangleInsets(10.0, 10.0, 10.0, 10.0));
        plot.setThermometerStroke(new BasicStroke(2.0f));
        plot.setThermometerPaint(Color.lightGray);
        plot.setGap(3);
        plot.setValueLocation(3);
        plot.setRange(lower, upper);
        plot.setUnits(ThermometerPlot.UNITS_NONE);
        logger.debug("Setted all the properties of the plot");

        // set subranges   
        for (Iterator iterator = intervals.iterator(); iterator.hasNext();) {
            KpiInterval subrange = (KpiInterval) iterator.next();
            int range = 0;
            //For the thermometer the number of intervals is forced to 3 and they have to have as labels the following ones
            if (subrange.getLabel().equalsIgnoreCase("NORMAL"))
                range = (ThermometerPlot.NORMAL);
            else if (subrange.getLabel().equalsIgnoreCase("WARNING"))
                range = (ThermometerPlot.WARNING);
            else if (subrange.getLabel().equalsIgnoreCase("CRITICAL"))
                range = (ThermometerPlot.CRITICAL);

            plot.setSubrange(range, subrange.getMin(), subrange.getMax());
            if (subrange.getColor() != null) {
                plot.setSubrangePaint(range, subrange.getColor());
            }
            logger.debug("Setted new range of the plot");
        }

        logger.debug("OUT");
        return chart;
    }

}