/**
SpagoBI - The Business Intelligence Free Platform
Copyright (C) 2005-2008 Engineering Ingegneria Informatica S.p.A.
This library 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 2.1 of the License, or (at your option) any later version.
This library 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 library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
**/
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.awt.Font;
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.DialShape;
import org.jfree.chart.plot.MeterInterval;
import org.jfree.chart.plot.MeterPlot;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.Range;
import org.jfree.data.general.ValueDataset;
/**
*
* @author Chiara Chiarelli
*
*/
public class Meter extends ChartImpl {
private static transient Logger logger=Logger.getLogger(Meter.class);
/**
* Instantiates a new meter.
*/
public Meter() {
super();
intervals=new Vector();
}
public void configureChart(HashMap conf) {
logger.debug("IN");
super.configureChart(conf);
logger.debug("OUT");
}
public void setThresholds(List thresholds) {
super.setThresholdValues(thresholds);
}
/**
* Creates the MeterChart .
*
* @return A MeterChart .
*/
public JFreeChart createChart() {
logger.debug("IN");
if (dataset==null){
logger.debug("The dataset to be represented is null");
return null;
}
MeterPlot plot = new MeterPlot((ValueDataset)dataset);
logger.debug("Created new plot");
plot.setRange(new Range(lower, upper));
logger.debug("Setted plot range");
for (Iterator iterator = intervals.iterator(); iterator.hasNext();) {
KpiInterval interval = (KpiInterval) iterator.next();
plot.addInterval(new MeterInterval(interval.getLabel(), new Range(interval.getMin(), interval.getMax()),
Color.lightGray, new BasicStroke(2.0f), interval.getColor()));
logger.debug("Added new interval to the plot");
}
plot.setNeedlePaint(Color.darkGray);
plot.setDialBackgroundPaint(Color.white);
plot.setDialOutlinePaint(Color.gray);
plot.setDialShape(DialShape.CHORD);
plot.setMeterAngle(260);
plot.setTickLabelsVisible(true);
Font f =new Font("Arial",Font.PLAIN,11);
plot.setTickLabelFont(f);
plot.setTickLabelPaint(Color.darkGray);
plot.setTickSize(5.0);
plot.setTickPaint(Color.lightGray);
plot.setValuePaint(Color.black);
plot.setValueFont(new Font("Arial", Font.PLAIN, 14));
logger.debug("Setted all properties of the plot");
JFreeChart chart = new JFreeChart(name, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);
logger.debug("Created the chart");
chart.setBackgroundPaint(color);
logger.debug("Setted 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");
}
logger.debug("OUT");
return chart;
}
}