package org.skzr.chart4me.demo.time;
import java.awt.Dimension;
import java.text.SimpleDateFormat;
import org.jfree.chart.*;
import org.jfree.chart.axis.*;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
import org.jfree.chart.renderer.xy.XYBarRenderer;
import org.jfree.data.time.*;
import org.jfree.data.xy.XYDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
/**
* 时间段 value：描述了一个时间段内的值
* @jdk 1.6
* @author skzr.org(E-mail:skzr.org@gmail.com)
* @version 1.0.0
*/
public class TimePeriodValuesDemo1 extends ApplicationFrame {
private static final long serialVersionUID = 1L;
public TimePeriodValuesDemo1(String s) {
super(s);
XYDataset xydataset = createDataset1();
XYBarRenderer xybarrenderer = new XYBarRenderer();
DateAxis dateaxis = new DateAxis("Date");
dateaxis.setVerticalTickLabels(true);
dateaxis.setTickUnit(new DateTickUnit(DateTickUnitType.HOUR, 1));
dateaxis.setDateFormatOverride(new SimpleDateFormat("hh:mm"));
dateaxis.setLowerMargin(0.01D);
dateaxis.setUpperMargin(0.01D);
NumberAxis numberaxis = new NumberAxis("Value");
XYPlot xyplot = new XYPlot(xydataset, dateaxis, numberaxis,
xybarrenderer);
XYDataset xydataset1 = createDataset2();
StandardXYItemRenderer standardxyitemrenderer = new StandardXYItemRenderer(
3);
standardxyitemrenderer.setBaseShapesFilled(true);
xyplot.setDataset(1, xydataset1);
xyplot.setRenderer(1, standardxyitemrenderer);
JFreeChart jfreechart = new JFreeChart("Supply and Demand", xyplot);
ChartUtilities.applyCurrentTheme(jfreechart);
ChartPanel chartpanel = new ChartPanel(jfreechart);
chartpanel.setPreferredSize(new Dimension(500, 270));
chartpanel.setMouseZoomable(true);
setContentPane(chartpanel);
}
public XYDataset createDataset1() {
TimePeriodValues timeperiodvalues = new TimePeriodValues("Supply");
TimePeriodValues timeperiodvalues1 = new TimePeriodValues("Demand");
Day day = new Day();
for (int i = 0; i < 24; i++) {
Minute minute = new Minute(0, new Hour(i, day));
Minute minute1 = new Minute(15, new Hour(i, day));
Minute minute2 = new Minute(30, new Hour(i, day));
Minute minute3 = new Minute(45, new Hour(i, day));
Minute minute4 = new Minute(0, new Hour(i + 1, day));
timeperiodvalues.add(new SimpleTimePeriod(minute.getStart(),
minute1.getStart()), Math.random());
timeperiodvalues1.add(new SimpleTimePeriod(minute1.getStart(),
minute2.getStart()), Math.random());
timeperiodvalues.add(new SimpleTimePeriod(minute2.getStart(),
minute3.getStart()), Math.random());
timeperiodvalues1.add(new SimpleTimePeriod(minute3.getStart(),
minute4.getStart()), Math.random());
}
TimePeriodValuesCollection timeperiodvaluescollection = new TimePeriodValuesCollection();
timeperiodvaluescollection.addSeries(timeperiodvalues);
timeperiodvaluescollection.addSeries(timeperiodvalues1);
return timeperiodvaluescollection;
}
public XYDataset createDataset2() {
TimePeriodValues timeperiodvalues = new TimePeriodValues("WebCOINS");
Day day = new Day();
for (int i = 0; i < 24; i++) {
Minute minute = new Minute(0, new Hour(i, day));
Minute minute1 = new Minute(30, new Hour(i, day));
Minute minute2 = new Minute(0, new Hour(i + 1, day));
timeperiodvalues.add(new SimpleTimePeriod(minute.getStart(),
minute1.getStart()), Math.random() * 2D);
timeperiodvalues.add(new SimpleTimePeriod(minute1.getStart(),
minute2.getStart()), Math.random() * 2D);
}
TimePeriodValuesCollection timeperiodvaluescollection = new TimePeriodValuesCollection();
timeperiodvaluescollection.addSeries(timeperiodvalues);
return timeperiodvaluescollection;
}
public static void main(String args[]) {
TimePeriodValuesDemo1 timeperiodvaluesdemo1 = new TimePeriodValuesDemo1(
"Time Period Values Demo 1");
timeperiodvaluesdemo1.pack();
RefineryUtilities.centerFrameOnScreen(timeperiodvaluesdemo1);
timeperiodvaluesdemo1.setVisible(true);
}
}