JFreeChart: Marker Demo 1
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2004, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* 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., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ----------------
* MarkerDemo1.java
* ----------------
* (C) Copyright 2003, 2004, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: MarkerDemo1.java,v 1.16 2004/05/11 14:56:17 mungady Exp $
*
* Changes
* -------
* 21-May-2003 : Version 1 (DG);
*
*/
package org.jfree.chart.demo;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.annotations.XYAnnotation;
import org.jfree.chart.annotations.XYDrawableAnnotation;
import org.jfree.chart.annotations.XYPointerAnnotation;
import org.jfree.chart.axis.DateAxis;
import org.jfree.chart.axis.ValueAxis;
import org.jfree.chart.labels.StandardXYToolTipGenerator;
import org.jfree.chart.plot.Marker;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.ValueMarker;
import org.jfree.chart.plot.XYPlot;
import org.jfree.data.time.Day;
import org.jfree.data.time.Hour;
import org.jfree.data.time.Minute;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.data.xy.XYDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RectangleAnchor;
import org.jfree.ui.RefineryUtilities;
import org.jfree.ui.TextAnchor;
/**
* A demo application.
*
*/
public class MarkerDemo1 extends ApplicationFrame {
/**
* Creates a new instance.
*
* @param title the frame title.
*/
public MarkerDemo1(final String title) {
super(title);
final XYDataset data = createDataset();
final JFreeChart chart = createChart(data);
final ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
// chartPanel.setVerticalZoom(true);
// chartPanel.setHorizontalZoom(true);
setContentPane(chartPanel);
}
/**
* Creates a sample chart.
*
* @param data the sample data.
*
* @return A configured chart.
*/
private JFreeChart createChart(final XYDataset data) {
final JFreeChart chart = ChartFactory.createScatterPlot(
"Marker Demo 1",
"X",
"Y",
data,
PlotOrientation.VERTICAL,
true,
true,
false
);
// chart.getLegend().setAnchor(Legend.EAST);
// customise...
final XYPlot plot = chart.getXYPlot();
plot.getRenderer().setToolTipGenerator(StandardXYToolTipGenerator.getTimeSeriesInstance());
// set axis margins to allow space for marker labels...
final DateAxis domainAxis = new DateAxis("Time");
domainAxis.setUpperMargin(0.50);
plot.setDomainAxis(domainAxis);
final ValueAxis rangeAxis = plot.getRangeAxis();
rangeAxis.setUpperMargin(0.30);
rangeAxis.setLowerMargin(0.50);
// add a labelled marker for the bid start price...
final Marker start = new ValueMarker(200.0);
start.setPaint(Color.green);
start.setLabel("Bid Start Price");
start.setLabelAnchor(RectangleAnchor.BOTTOM_RIGHT);
start.setLabelTextAnchor(TextAnchor.TOP_RIGHT);
plot.addRangeMarker(start);
// add a labelled marker for the target price...
final Marker target = new ValueMarker(175.0);
target.setPaint(Color.red);
target.setLabel("Target Price");
target.setLabelAnchor(RectangleAnchor.TOP_RIGHT);
target.setLabelTextAnchor(TextAnchor.BOTTOM_RIGHT);
plot.addRangeMarker(target);
// add a labelled marker for the original closing time...
final Hour hour = new Hour(2, new Day(22, 5, 2003));
double millis = hour.getFirstMillisecond();
final Marker originalEnd = new ValueMarker(millis);
originalEnd.setPaint(Color.orange);
originalEnd.setLabel("Original Close (02:00)");
originalEnd.setLabelAnchor(RectangleAnchor.TOP_LEFT);
originalEnd.setLabelTextAnchor(TextAnchor.TOP_RIGHT);
plot.addDomainMarker(originalEnd);
// add a labelled marker for the current closing time...
final Minute min = new Minute(15, hour);
millis = min.getFirstMillisecond();
final Marker currentEnd = new ValueMarker(millis);
currentEnd.setPaint(Color.red);
currentEnd.setLabel("Close Date (02:15)");
currentEnd.setLabelAnchor(RectangleAnchor.TOP_RIGHT);
currentEnd.setLabelTextAnchor(TextAnchor.TOP_LEFT);
plot.addDomainMarker(currentEnd);
// ****************************************************************************
// * JFREECHART DEVELOPER GUIDE *
// * The JFreeChart Developer Guide, written by David Gilbert, is available *
// * to purchase from Object Refinery Limited: *
// * *
// * http://www.object-refinery.com/jfreechart/guide.html *
// * *
// * Sales are used to provide funding for the JFreeChart project - please *
// * support us so that we can continue developing free software. *
// ****************************************************************************
// label the best bid with an arrow and label...
final Hour h = new Hour(2, new Day(22, 5, 2003));
final Minute m = new Minute(10, h);
millis = m.getFirstMillisecond();
final CircleDrawer cd = new CircleDrawer(Color.red, new BasicStroke(1.0f), null);
final XYAnnotation bestBid = new XYDrawableAnnotation(millis, 163.0, 11, 11, cd);
plot.addAnnotation(bestBid);
final XYPointerAnnotation pointer = new XYPointerAnnotation("Best Bid", millis, 163.0,
3.0 * Math.PI / 4.0);
pointer.setBaseRadius(35.0);
pointer.setTipRadius(10.0);
pointer.setFont(new Font("SansSerif", Font.PLAIN, 9));
pointer.setPaint(Color.blue);
pointer.setTextAnchor(TextAnchor.HALF_ASCENT_RIGHT);
plot.addAnnotation(pointer);
return chart;
}
/**
* Returns a sample dataset.
*
* @return A sample dataset.
*/
private XYDataset createDataset() {
final TimeSeriesCollection result = new TimeSeriesCollection();
result.addSeries(createSupplier1Bids());
result.addSeries(createSupplier2Bids());
return result;
}
/**
* Returns a sample data series (for supplier 1).
*
* @return A sample data series.
*/
private TimeSeries createSupplier1Bids() {
final Hour hour = new Hour(1, new Day(22, 5, 2003));
final TimeSeries series1 = new TimeSeries("Supplier 1", Minute.class);
series1.add(new Minute(13, hour), 200.0);
series1.add(new Minute(14, hour), 195.0);
series1.add(new Minute(45, hour), 190.0);
series1.add(new Minute(46, hour), 188.0);
series1.add(new Minute(47, hour), 185.0);
series1.add(new Minute(52, hour), 180.0);
return series1;
}
/**
* Returns a sample data series (for supplier 2).
*
* @return A sample data series.
*/
private TimeSeries createSupplier2Bids() {
final Hour hour1 = new Hour(1, new Day(22, 5, 2003));
final Hour hour2 = (Hour) hour1.next();
final TimeSeries series2 = new TimeSeries("Supplier 2", Minute.class);
series2.add(new Minute(25, hour1), 185.0);
series2.add(new Minute(0, hour2), 175.0);
series2.add(new Minute(5, hour2), 170.0);
series2.add(new Minute(6, hour2), 168.0);
series2.add(new Minute(9, hour2), 165.0);
series2.add(new Minute(10, hour2), 163.0);
return series2;
}
/**
* Starting point for the demo application.
*
* @param args ignored.
*/
public static void main(final String[] args) {
final MarkerDemo1 demo = new MarkerDemo1("Marker Demo 1");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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