001    /* ===========================================================
002     * JFreeChart : a free chart library for the Java(tm) platform
003     * ===========================================================
004     *
005     * (C) Copyright 2000-2006, by Object Refinery Limited and Contributors.
006     *
007     * Project Info:  http://www.jfree.org/jfreechart/index.html
008     *
009     * This library is free software; you can redistribute it and/or modify it 
010     * under the terms of the GNU Lesser General Public License as published by 
011     * the Free Software Foundation; either version 2.1 of the License, or 
012     * (at your option) any later version.
013     *
014     * This library is distributed in the hope that it will be useful, but 
015     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
016     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
017     * License for more details.
018     *
019     * You should have received a copy of the GNU Lesser General Public
020     * License along with this library; if not, write to the Free Software
021     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
022     * USA.  
023     *
024     * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
025     * in the United States and other countries.]
026     *
027     * -----------------
028     * ChartFactory.java
029     * -----------------
030     * (C) Copyright 2001-2006, by Object Refinery Limited and Contributors.
031     *
032     * Original Author:  David Gilbert (for Object Refinery Limited);
033     * Contributor(s):   Serge V. Grachov;
034     *                   Joao Guilherme Del Valle;
035     *                   Bill Kelemen;
036     *                   Jon Iles;
037     *                   Jelai Wang;
038     *                   Richard Atkinson;
039     *                   David Browning (for Australian Institute of Marine 
040     *                       Science);
041     *                   Benoit Xhenseval;
042     *
043     * $Id: ChartFactory.java,v 1.22.2.6 2006/01/26 11:49:44 mungady Exp $
044     *
045     * Changes
046     * -------
047     * 19-Oct-2001 : Version 1, most methods transferred from JFreeChart.java (DG);
048     * 22-Oct-2001 : Added methods to create stacked bar charts (DG);
049     *               Renamed DataSource.java --> Dataset.java etc. (DG);
050     * 31-Oct-2001 : Added 3D-effect vertical bar and stacked-bar charts, 
051     *               contributed by Serge V. Grachov (DG);
052     * 07-Nov-2001 : Added a flag to control whether or not a legend is added to 
053     *               the chart (DG);
054     * 17-Nov-2001 : For pie chart, changed dataset from CategoryDataset to 
055     *               PieDataset (DG);
056     * 30-Nov-2001 : Removed try/catch handlers from chart creation, as the 
057     *               exception are now RuntimeExceptions, as suggested by Joao 
058     *               Guilherme Del Valle (DG);
059     * 06-Dec-2001 : Added createCombinableXXXXXCharts methods (BK);
060     * 12-Dec-2001 : Added createCandlestickChart() method (DG);
061     * 13-Dec-2001 : Updated methods for charts with new renderers (DG);
062     * 08-Jan-2002 : Added import for 
063     *               com.jrefinery.chart.combination.CombinedChart (DG);
064     * 31-Jan-2002 : Changed the createCombinableVerticalXYBarChart() method to use
065     *               renderer (DG);
066     * 06-Feb-2002 : Added new method createWindPlot() (DG);
067     * 23-Apr-2002 : Updates to the chart and plot constructor API (DG);
068     * 21-May-2002 : Added new method createAreaChart() (JI);
069     * 06-Jun-2002 : Added new method createGanttChart() (DG);
070     * 11-Jun-2002 : Renamed createHorizontalStackedBarChart() 
071     *               --> createStackedHorizontalBarChart() for consistency (DG);
072     * 06-Aug-2002 : Updated Javadoc comments (DG);
073     * 21-Aug-2002 : Added createPieChart(CategoryDataset) method (DG);
074     * 02-Oct-2002 : Fixed errors reported by Checkstyle (DG);
075     * 09-Oct-2002 : Added methods including tooltips and URL flags (DG);
076     * 06-Nov-2002 : Moved renderers into a separate package (DG);
077     * 18-Nov-2002 : Changed CategoryDataset to TableDataset (DG);
078     * 21-Mar-2003 : Incorporated HorizontalCategoryAxis3D, see bug id 685501 (DG);
079     * 13-May-2003 : Merged some horizontal and vertical methods (DG);
080     * 24-May-2003 : Added support for timeline in createHighLowChart (BK);
081     * 07-Jul-2003 : Added createHistogram() method contributed by Jelai Wang (DG);
082     * 27-Jul-2003 : Added createStackedAreaXYChart() method (RA);
083     * 05-Aug-2003 : added new method createBoxAndWhiskerChart (DB);
084     * 08-Sep-2003 : Changed ValueAxis API (DG);
085     * 07-Oct-2003 : Added stepped area XY chart contributed by Matthias Rose (DG);
086     * 06-Nov-2003 : Added createWaterfallChart() method (DG);
087     * 20-Nov-2003 : Set rendering order for 3D bar charts to fix overlapping 
088     *               problems (DG);
089     * 25-Nov-2003 : Added createWaferMapChart() method (DG);
090     * 23-Dec-2003 : Renamed createPie3DChart() --> createPieChart3D for 
091     *               consistency (DG);
092     * 20-Jan-2004 : Added createPolarChart() method (DG);
093     * 28-Jan-2004 : Fixed bug (882890) with axis range in 
094     *               createStackedXYAreaChart() method (DG);
095     * 25-Feb-2004 : Renamed XYToolTipGenerator --> XYItemLabelGenerator (DG);
096     * 11-Mar-2004 : Updated for pie chart changes (DG);
097     * 27-Apr-2004 : Added new createPieChart() method contributed by Benoit 
098     *               Xhenseval (see RFE 942195) (DG);
099     * 11-May-2004 : Split StandardCategoryItemLabelGenerator 
100     *               --> StandardCategoryToolTipGenerator and
101     *               StandardCategoryLabelGenerator (DG);
102     * 06-Jan-2005 : Removed deprecated methods (DG);
103     * 27-Jan-2005 : Added new constructor to LineAndShapeRenderer (DG);
104     * 28-Feb-2005 : Added docs to createBubbleChart() method (DG);
105     * 17-Mar-2005 : Added createRingPlot() method (DG);
106     * 21-Apr-2005 : Replaced Insets with RectangleInsets (DG);
107     * 29-Nov-2005 : Removed signal chart (DG);
108     * ------------- JFREECHART 1.0.0 ---------------------------------------------
109     * 26-Jan-2006 : Corrected API docs for createScatterPlot() (DG);
110     *
111     */
112    
113    package org.jfree.chart;
114    
115    import java.awt.Color;
116    import java.awt.Font;
117    import java.text.DateFormat;
118    import java.text.NumberFormat;
119    import java.util.Iterator;
120    import java.util.List;
121    
122    import org.jfree.chart.axis.CategoryAxis;
123    import org.jfree.chart.axis.CategoryAxis3D;
124    import org.jfree.chart.axis.DateAxis;
125    import org.jfree.chart.axis.NumberAxis;
126    import org.jfree.chart.axis.NumberAxis3D;
127    import org.jfree.chart.axis.Timeline;
128    import org.jfree.chart.axis.ValueAxis;
129    import org.jfree.chart.labels.HighLowItemLabelGenerator;
130    import org.jfree.chart.labels.IntervalCategoryToolTipGenerator;
131    import org.jfree.chart.labels.ItemLabelAnchor;
132    import org.jfree.chart.labels.ItemLabelPosition;
133    import org.jfree.chart.labels.PieToolTipGenerator;
134    import org.jfree.chart.labels.StandardCategoryToolTipGenerator;
135    import org.jfree.chart.labels.StandardPieSectionLabelGenerator;
136    import org.jfree.chart.labels.StandardPieToolTipGenerator;
137    import org.jfree.chart.labels.StandardXYToolTipGenerator;
138    import org.jfree.chart.labels.StandardXYZToolTipGenerator;
139    import org.jfree.chart.labels.XYToolTipGenerator;
140    import org.jfree.chart.plot.CategoryPlot;
141    import org.jfree.chart.plot.Marker;
142    import org.jfree.chart.plot.MultiplePiePlot;
143    import org.jfree.chart.plot.PiePlot;
144    import org.jfree.chart.plot.PiePlot3D;
145    import org.jfree.chart.plot.PlotOrientation;
146    import org.jfree.chart.plot.PolarPlot;
147    import org.jfree.chart.plot.RingPlot;
148    import org.jfree.chart.plot.ValueMarker;
149    import org.jfree.chart.plot.WaferMapPlot;
150    import org.jfree.chart.plot.XYPlot;
151    import org.jfree.chart.renderer.DefaultPolarItemRenderer;
152    import org.jfree.chart.renderer.WaferMapRenderer;
153    import org.jfree.chart.renderer.category.AreaRenderer;
154    import org.jfree.chart.renderer.category.BarRenderer;
155    import org.jfree.chart.renderer.category.BarRenderer3D;
156    import org.jfree.chart.renderer.category.CategoryItemRenderer;
157    import org.jfree.chart.renderer.category.GanttRenderer;
158    import org.jfree.chart.renderer.category.LineAndShapeRenderer;
159    import org.jfree.chart.renderer.category.LineRenderer3D;
160    import org.jfree.chart.renderer.category.StackedAreaRenderer;
161    import org.jfree.chart.renderer.category.StackedBarRenderer;
162    import org.jfree.chart.renderer.category.StackedBarRenderer3D;
163    import org.jfree.chart.renderer.category.WaterfallBarRenderer;
164    import org.jfree.chart.renderer.xy.CandlestickRenderer;
165    import org.jfree.chart.renderer.xy.HighLowRenderer;
166    import org.jfree.chart.renderer.xy.StackedXYAreaRenderer;
167    import org.jfree.chart.renderer.xy.WindItemRenderer;
168    import org.jfree.chart.renderer.xy.XYAreaRenderer;
169    import org.jfree.chart.renderer.xy.XYBarRenderer;
170    import org.jfree.chart.renderer.xy.XYBoxAndWhiskerRenderer;
171    import org.jfree.chart.renderer.xy.XYBubbleRenderer;
172    import org.jfree.chart.renderer.xy.XYItemRenderer;
173    import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
174    import org.jfree.chart.renderer.xy.XYStepAreaRenderer;
175    import org.jfree.chart.renderer.xy.XYStepRenderer;
176    import org.jfree.chart.title.TextTitle;
177    import org.jfree.chart.urls.PieURLGenerator;
178    import org.jfree.chart.urls.StandardCategoryURLGenerator;
179    import org.jfree.chart.urls.StandardPieURLGenerator;
180    import org.jfree.chart.urls.StandardXYURLGenerator;
181    import org.jfree.chart.urls.StandardXYZURLGenerator;
182    import org.jfree.chart.urls.XYURLGenerator;
183    import org.jfree.data.category.CategoryDataset;
184    import org.jfree.data.category.IntervalCategoryDataset;
185    import org.jfree.data.general.DefaultPieDataset;
186    import org.jfree.data.general.PieDataset;
187    import org.jfree.data.general.WaferMapDataset;
188    import org.jfree.data.statistics.BoxAndWhiskerXYDataset;
189    import org.jfree.data.xy.IntervalXYDataset;
190    import org.jfree.data.xy.OHLCDataset;
191    import org.jfree.data.xy.TableXYDataset;
192    import org.jfree.data.xy.WindDataset;
193    import org.jfree.data.xy.XYDataset;
194    import org.jfree.data.xy.XYZDataset;
195    import org.jfree.ui.Layer;
196    import org.jfree.ui.RectangleEdge;
197    import org.jfree.ui.RectangleInsets;
198    import org.jfree.ui.TextAnchor;
199    import org.jfree.util.SortOrder;
200    import org.jfree.util.TableOrder;
201    
202    /**
203     * A collection of utility methods for creating some standard charts with 
204     * JFreeChart.
205     */
206    public abstract class ChartFactory {
207    
208        /**
209         * Creates a pie chart with default settings.
210         * <P>
211         * The chart object returned by this method uses a {@link PiePlot} instance 
212         * as the plot.
213         *
214         * @param title  the chart title (<code>null</code> permitted).
215         * @param dataset  the dataset for the chart (<code>null</code> permitted).
216         * @param legend  a flag specifying whether or not a legend is required.
217         * @param tooltips  configure chart to generate tool tips?
218         * @param urls  configure chart to generate URLs?
219         *
220         * @return A pie chart.
221         */
222        public static JFreeChart createPieChart(String title,
223                                                PieDataset dataset,
224                                                boolean legend,
225                                                boolean tooltips,
226                                                boolean urls) {
227    
228            PiePlot plot = new PiePlot(dataset);
229            plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
230            plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
231            if (tooltips) {
232                plot.setToolTipGenerator(
233                    new StandardPieToolTipGenerator(
234                        StandardPieToolTipGenerator.DEFAULT_SECTION_LABEL_FORMAT
235                    )
236                );
237            }
238            if (urls) {
239                plot.setURLGenerator(new StandardPieURLGenerator());
240            }
241            return new JFreeChart(
242                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
243            );
244    
245        }
246    
247        /**
248         * Creates a pie chart with default settings that compares 2 datasets.  
249         * The colour of each section will be determined by the move from the value
250         * for the same key in <code>previousDataset</code>. ie if value1 > value2 
251         * then the section will be in green (unless <code>greenForIncrease</code> 
252         * is <code>false</code>, in which case it would be <code>red</code>).  
253         * Each section can have a shade of red or green as the difference can be 
254         * tailored between 0% (black) and percentDiffForMaxScale% (bright 
255         * red/green).
256         * <p>
257         * For instance if <code>percentDiffForMaxScale</code> is 10 (10%), a 
258         * difference of 5% will have a half shade of red/green, a difference of 
259         * 10% or more will have a maximum shade/brightness of red/green.
260         * <P>
261         * The chart object returned by this method uses a {@link PiePlot} instance
262         * as the plot.
263         * <p>
264         * Written by <a href="mailto:opensource@objectlab.co.uk">Benoit 
265         * Xhenseval</a>.
266         *
267         * @param title  the chart title (<code>null</code> permitted).
268         * @param dataset  the dataset for the chart (<code>null</code> permitted).
269         * @param previousDataset  the dataset for the last run, this will be used 
270         *                         to compare each key in the dataset
271         * @param percentDiffForMaxScale scale goes from bright red/green to black,
272         *                               percentDiffForMaxScale indicate the change 
273         *                               required to reach top scale.
274         * @param greenForIncrease  an increase since previousDataset will be 
275         *                          displayed in green (decrease red) if true.
276         * @param legend  a flag specifying whether or not a legend is required.
277         * @param tooltips  configure chart to generate tool tips?
278         * @param urls  configure chart to generate URLs?
279         * @param subTitle displays a subtitle with colour scheme if true
280         * @param showDifference  create a new dataset that will show the % 
281         *                        difference between the two datasets. 
282         *
283         * @return A pie chart.
284         */
285        public static JFreeChart createPieChart(String title,
286                                                PieDataset dataset,
287                                                PieDataset previousDataset,
288                                                int percentDiffForMaxScale,
289                                                boolean greenForIncrease,
290                                                boolean legend,
291                                                boolean tooltips,
292                                                boolean urls,
293                                                boolean subTitle,
294                                                boolean showDifference) {
295    
296            PiePlot plot = new PiePlot(dataset);
297            plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
298            plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
299    
300            if (tooltips) {
301                plot.setToolTipGenerator(
302                    new StandardPieToolTipGenerator(
303                        StandardPieToolTipGenerator.DEFAULT_SECTION_LABEL_FORMAT
304                    )
305                );
306            }
307            if (urls) {
308                plot.setURLGenerator(new StandardPieURLGenerator());
309            }
310    
311            List keys = dataset.getKeys();
312            DefaultPieDataset series = null;
313            if (showDifference) {
314                series = new DefaultPieDataset();
315            }
316    
317            double colorPerPercent = 255.0 / percentDiffForMaxScale;
318            for (Iterator it = keys.iterator(); it.hasNext();) {
319                Comparable key = (Comparable) it.next();
320                Number newValue = dataset.getValue(key);
321                Number oldValue = previousDataset.getValue(key);
322                int section = dataset.getIndex(key);
323    
324                if (oldValue == null) {
325                    if (greenForIncrease) {
326                        plot.setSectionPaint(section, Color.green);
327                    } 
328                    else {
329                        plot.setSectionPaint(section, Color.red);
330                    }
331                    if (showDifference) {
332                        series.setValue(key + " (+100%)", newValue);
333                    }
334                }
335                else {
336                    double percentChange = (newValue.doubleValue() 
337                            / oldValue.doubleValue() - 1.0) * 100.0;
338                    double shade
339                        = (Math.abs(percentChange) >= percentDiffForMaxScale ? 255
340                        : Math.abs(percentChange) * colorPerPercent);
341                    if (greenForIncrease 
342                            && newValue.doubleValue() > oldValue.doubleValue()
343                            || !greenForIncrease && newValue.doubleValue() 
344                            < oldValue.doubleValue()) {
345                        plot.setSectionPaint(section, new Color(0, (int) shade, 0));
346                    }
347                    else {
348                        plot.setSectionPaint(section, new Color((int) shade, 0, 0));
349                    }
350                    if (showDifference) {
351                        series.setValue(
352                            key + " (" + (percentChange >= 0 ? "+" : "") 
353                            + NumberFormat.getPercentInstance().format(
354                                    percentChange / 100.0) + ")", newValue
355                        );
356                    }
357                }
358            }
359    
360            if (showDifference) {
361                plot.setDataset(series);
362            }
363    
364            JFreeChart chart =  new JFreeChart(
365                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
366            );
367    
368            if (subTitle) {
369                TextTitle subtitle = null;
370                subtitle = new TextTitle(
371                    "Bright " + (greenForIncrease ? "red" : "green")
372                    + "=change >=-" + percentDiffForMaxScale + "%, Bright "
373                    + (!greenForIncrease ? "red" : "green") + "=change >=+"
374                    + percentDiffForMaxScale + "%", 
375                    new Font("SansSerif", Font.PLAIN, 10)
376                );
377                chart.addSubtitle(subtitle);
378            }
379    
380            return chart;
381        }
382    
383        /**
384         * Creates a ring chart with default settings.
385         * <P>
386         * The chart object returned by this method uses a {@link RingPlot} 
387         * instance as the plot.
388         *
389         * @param title  the chart title (<code>null</code> permitted).
390         * @param dataset  the dataset for the chart (<code>null</code> permitted).
391         * @param legend  a flag specifying whether or not a legend is required.
392         * @param tooltips  configure chart to generate tool tips?
393         * @param urls  configure chart to generate URLs?
394         *
395         * @return A pie chart.
396         */
397        public static JFreeChart createRingChart(String title,
398                                                 PieDataset dataset,
399                                                 boolean legend,
400                                                 boolean tooltips,
401                                                 boolean urls) {
402    
403            RingPlot plot = new RingPlot(dataset);
404            plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
405            plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
406            if (tooltips) {
407                plot.setToolTipGenerator(
408                    new StandardPieToolTipGenerator(
409                        StandardPieToolTipGenerator.DEFAULT_SECTION_LABEL_FORMAT
410                    )
411                );
412            }
413            if (urls) {
414                plot.setURLGenerator(new StandardPieURLGenerator());
415            }
416            return new JFreeChart(
417                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
418            );
419    
420        }
421    
422        /**
423         * Creates a chart that displays multiple pie plots.  The chart object 
424         * returned by this method uses a {@link MultiplePiePlot} instance as the
425         * plot.
426         *
427         * @param title  the chart title (<code>null</code> permitted).
428         * @param dataset  the dataset (<code>null</code> permitted).
429         * @param order  the order that the data is extracted (by row or by column)
430         *               (<code>null</code> not permitted).
431         * @param legend  include a legend?
432         * @param tooltips  generate tooltips?
433         * @param urls  generate URLs?
434         *
435         * @return A chart.
436         */
437        public static JFreeChart createMultiplePieChart(String title,
438                                                        CategoryDataset dataset,
439                                                        TableOrder order,
440                                                        boolean legend,
441                                                        boolean tooltips,
442                                                        boolean urls) {
443    
444            if (order == null) {
445                throw new IllegalArgumentException("Null 'order' argument.");
446            }
447            MultiplePiePlot plot = new MultiplePiePlot(dataset);
448            plot.setDataExtractOrder(order);
449            plot.setBackgroundPaint(null);
450            plot.setOutlineStroke(null);
451    
452            if (tooltips) {
453                PieToolTipGenerator tooltipGenerator 
454                    = new StandardPieToolTipGenerator();
455                PiePlot pp = (PiePlot) plot.getPieChart().getPlot();
456                pp.setToolTipGenerator(tooltipGenerator);
457            }
458    
459            if (urls) {
460                PieURLGenerator urlGenerator = new StandardPieURLGenerator();
461                PiePlot pp = (PiePlot) plot.getPieChart().getPlot();
462                pp.setURLGenerator(urlGenerator);
463            }
464    
465            JFreeChart chart = new JFreeChart(
466                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
467            );
468    
469            return chart;
470    
471        }
472    
473        /**
474         * Creates a 3D pie chart using the specified dataset.  The chart object 
475         * returned by this method uses a {@link PiePlot3D} instance as the
476         * plot.
477         *
478         * @param title  the chart title (<code>null</code> permitted).
479         * @param dataset  the dataset for the chart (<code>null</code> permitted).
480         * @param legend  a flag specifying whether or not a legend is required.
481         * @param tooltips  configure chart to generate tool tips?
482         * @param urls  configure chart to generate URLs?
483         *
484         * @return A pie chart.
485         */
486        public static JFreeChart createPieChart3D(String title,
487                                                  PieDataset dataset,
488                                                  boolean legend,
489                                                  boolean tooltips,
490                                                  boolean urls) {
491    
492            PiePlot3D plot = new PiePlot3D(dataset);
493            plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
494            if (tooltips) {
495                plot.setToolTipGenerator(new StandardPieToolTipGenerator());
496            }
497            if (urls) {
498                plot.setURLGenerator(new StandardPieURLGenerator());
499            }
500            return new JFreeChart(
501                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
502            );
503    
504        }
505    
506        /**
507         * Creates a chart that displays multiple pie plots.  The chart object 
508         * returned by this method uses a {@link MultiplePiePlot} instance as the
509         * plot.
510         *
511         * @param title  the chart title (<code>null</code> permitted).
512         * @param dataset  the dataset (<code>null</code> permitted).
513         * @param order  the order that the data is extracted (by row or by column) 
514         *               (<code>null</code> not permitted).
515         * @param legend  include a legend?
516         * @param tooltips  generate tooltips?
517         * @param urls  generate URLs?
518         *
519         * @return A chart.
520         */
521        public static JFreeChart createMultiplePieChart3D(String title,
522                                                          CategoryDataset dataset,
523                                                          TableOrder order,
524                                                          boolean legend,
525                                                          boolean tooltips,
526                                                          boolean urls) {
527    
528            if (order == null) {
529                throw new IllegalArgumentException("Null 'order' argument.");
530            }
531            MultiplePiePlot plot = new MultiplePiePlot(dataset);
532            plot.setDataExtractOrder(order);
533            plot.setBackgroundPaint(null);
534            plot.setOutlineStroke(null);
535    
536            JFreeChart pieChart = new JFreeChart(new PiePlot3D(null));
537            TextTitle seriesTitle = new TextTitle(
538                "Series Title", new Font("SansSerif", Font.BOLD, 12)
539            );
540            seriesTitle.setPosition(RectangleEdge.BOTTOM);
541            pieChart.setTitle(seriesTitle);
542            pieChart.removeLegend();
543            pieChart.setBackgroundPaint(null);
544            plot.setPieChart(pieChart);
545    
546            if (tooltips) {
547                PieToolTipGenerator tooltipGenerator 
548                    = new StandardPieToolTipGenerator();
549                PiePlot pp = (PiePlot) plot.getPieChart().getPlot();
550                pp.setToolTipGenerator(tooltipGenerator);
551            }
552    
553            if (urls) {
554                PieURLGenerator urlGenerator = new StandardPieURLGenerator();
555                PiePlot pp = (PiePlot) plot.getPieChart().getPlot();
556                pp.setURLGenerator(urlGenerator);
557            }
558    
559            JFreeChart chart = new JFreeChart(
560                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
561            );
562    
563            return chart;
564    
565        }
566    
567        /**
568         * Creates a bar chart.  The chart object returned by this method uses a 
569         * {@link CategoryPlot} instance as the plot, with a {@link CategoryAxis} 
570         * for the domain axis, a {@link NumberAxis} as the range axis, and a 
571         * {@link BarRenderer} as the renderer.
572         *
573         * @param title  the chart title (<code>null</code> permitted).
574         * @param categoryAxisLabel  the label for the category axis 
575         *                           (<code>null</code> permitted).
576         * @param valueAxisLabel  the label for the value axis 
577         *                        (<code>null</code> permitted).
578         * @param dataset  the dataset for the chart (<code>null</code> permitted).
579         * @param orientation  the plot orientation (horizontal or vertical) 
580         *                     (<code>null</code> not permitted).
581         * @param legend  a flag specifying whether or not a legend is required.
582         * @param tooltips  configure chart to generate tool tips?
583         * @param urls  configure chart to generate URLs?
584         *
585         * @return A bar chart.
586         */
587        public static JFreeChart createBarChart(String title,
588                                                String categoryAxisLabel,
589                                                String valueAxisLabel,
590                                                CategoryDataset dataset,
591                                                PlotOrientation orientation,
592                                                boolean legend,
593                                                boolean tooltips,
594                                                boolean urls) {
595    
596            if (orientation == null) {
597                throw new IllegalArgumentException("Null 'orientation' argument.");
598            }
599            CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
600            ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
601    
602            BarRenderer renderer = new BarRenderer();
603            if (orientation == PlotOrientation.HORIZONTAL) {
604                ItemLabelPosition position1 = new ItemLabelPosition(
605                    ItemLabelAnchor.OUTSIDE3, TextAnchor.CENTER_LEFT
606                );
607                renderer.setPositiveItemLabelPosition(position1);
608                ItemLabelPosition position2 = new ItemLabelPosition(
609                    ItemLabelAnchor.OUTSIDE9, TextAnchor.CENTER_RIGHT
610                );
611                renderer.setNegativeItemLabelPosition(position2);
612             }
613            else if (orientation == PlotOrientation.VERTICAL) {
614                ItemLabelPosition position1 = new ItemLabelPosition(
615                    ItemLabelAnchor.OUTSIDE12, TextAnchor.BOTTOM_CENTER
616                );
617                renderer.setPositiveItemLabelPosition(position1);
618                ItemLabelPosition position2 = new ItemLabelPosition(
619                    ItemLabelAnchor.OUTSIDE6, TextAnchor.TOP_CENTER
620                );
621                renderer.setNegativeItemLabelPosition(position2);
622            }
623            if (tooltips) {
624                renderer.setBaseToolTipGenerator(
625                    new StandardCategoryToolTipGenerator()
626                );
627            }
628            if (urls) {
629                renderer.setBaseItemURLGenerator(
630                    new StandardCategoryURLGenerator()
631                );
632            }
633    
634            CategoryPlot plot = new CategoryPlot(
635                dataset, categoryAxis, valueAxis, renderer
636            );
637            plot.setOrientation(orientation);
638            JFreeChart chart = new JFreeChart(
639                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
640            );
641    
642            return chart;
643    
644        }
645    
646        /**
647         * Creates a stacked bar chart with default settings.  The chart object 
648         * returned by this method uses a {@link CategoryPlot} instance as the
649         * plot, with a {@link CategoryAxis} for the domain axis, a 
650         * {@link NumberAxis} as the range axis, and a {@link StackedBarRenderer} 
651         * as the renderer.
652         *
653         * @param title  the chart title (<code>null</code> permitted).
654         * @param domainAxisLabel  the label for the category axis 
655         *                         (<code>null</code> permitted).
656         * @param rangeAxisLabel  the label for the value axis 
657         *                        (<code>null</code> permitted).
658         * @param dataset  the dataset for the chart (<code>null</code> permitted).
659         * @param orientation  the orientation of the chart (horizontal or 
660         *                     vertical) (<code>null</code> not permitted).
661         * @param legend  a flag specifying whether or not a legend is required.
662         * @param tooltips  configure chart to generate tool tips?
663         * @param urls  configure chart to generate URLs?
664         *
665         * @return A stacked bar chart.
666         */
667        public static JFreeChart createStackedBarChart(String title,
668                                                       String domainAxisLabel,
669                                                       String rangeAxisLabel,
670                                                       CategoryDataset dataset,
671                                                       PlotOrientation orientation,
672                                                       boolean legend,
673                                                       boolean tooltips,
674                                                       boolean urls) {
675    
676            if (orientation == null) {
677                throw new IllegalArgumentException("Null 'orientation' argument.");
678            }
679    
680            CategoryAxis categoryAxis = new CategoryAxis(domainAxisLabel);
681            ValueAxis valueAxis = new NumberAxis(rangeAxisLabel);
682    
683            StackedBarRenderer renderer = new StackedBarRenderer();
684            if (tooltips) {
685                renderer.setBaseToolTipGenerator(
686                    new StandardCategoryToolTipGenerator()
687                );
688            }
689            if (urls) {
690                renderer.setBaseItemURLGenerator(
691                    new StandardCategoryURLGenerator()
692                );
693            }
694    
695            CategoryPlot plot = new CategoryPlot(
696                dataset, categoryAxis, valueAxis, renderer
697            );
698            plot.setOrientation(orientation);
699            JFreeChart chart = new JFreeChart(
700                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
701            );
702    
703            return chart;
704    
705        }
706    
707        /**
708         * Creates a bar chart with a 3D effect. The chart object returned by this 
709         * method uses a {@link CategoryPlot} instance as the plot, with a 
710         * {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as 
711         * the range axis, and a {@link BarRenderer3D} as the renderer.
712         *
713         * @param title  the chart title (<code>null</code> permitted).
714         * @param categoryAxisLabel  the label for the category axis 
715         *                           (<code>null</code> permitted).
716         * @param valueAxisLabel  the label for the value axis (<code>null</code> 
717         *                        permitted).
718         * @param dataset  the dataset for the chart (<code>null</code> permitted).
719         * @param orientation  the plot orientation (horizontal or vertical) 
720         *                     (<code>null</code> not permitted).
721         * @param legend  a flag specifying whether or not a legend is required.
722         * @param tooltips  configure chart to generate tool tips?
723         * @param urls  configure chart to generate URLs?
724         *
725         * @return A bar chart with a 3D effect.
726         */
727        public static JFreeChart createBarChart3D(String title,
728                                                  String categoryAxisLabel,
729                                                  String valueAxisLabel,
730                                                  CategoryDataset dataset,
731                                                  PlotOrientation orientation,
732                                                  boolean legend,
733                                                  boolean tooltips,
734                                                  boolean urls) {
735    
736            if (orientation == null) {
737                throw new IllegalArgumentException("Null 'orientation' argument.");
738            }
739            CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
740            ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
741    
742            BarRenderer3D renderer = new BarRenderer3D();
743            if (tooltips) {
744                renderer.setBaseToolTipGenerator(
745                    new StandardCategoryToolTipGenerator()
746                );
747            }
748            if (urls) {
749                renderer.setBaseItemURLGenerator(
750                    new StandardCategoryURLGenerator()
751                );
752            }
753    
754            CategoryPlot plot = new CategoryPlot(
755                dataset, categoryAxis, valueAxis, renderer
756            );
757            plot.setOrientation(orientation);
758            if (orientation == PlotOrientation.HORIZONTAL) {
759                // change rendering order to ensure that bar overlapping is the 
760                // right way around
761                plot.setRowRenderingOrder(SortOrder.DESCENDING);
762                plot.setColumnRenderingOrder(SortOrder.DESCENDING);
763            }
764            plot.setForegroundAlpha(0.75f);
765    
766            JFreeChart chart = new JFreeChart(
767                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
768            );
769    
770            return chart;
771    
772        }
773    
774        /**
775         * Creates a stacked bar chart with a 3D effect and default settings. The 
776         * chart object returned by this method uses a {@link CategoryPlot} 
777         * instance as the plot, with a {@link CategoryAxis3D} for the domain axis, 
778         * a {@link NumberAxis3D} as the range axis, and a 
779         * {@link StackedBarRenderer3D} as the renderer.
780         *
781         * @param title  the chart title (<code>null</code> permitted).
782         * @param categoryAxisLabel  the label for the category axis 
783         *                           (<code>null</code> permitted).
784         * @param valueAxisLabel  the label for the value axis (<code>null</code> 
785         *                        permitted).
786         * @param dataset  the dataset for the chart (<code>null</code> permitted).
787         * @param orientation  the orientation (horizontal or vertical) 
788         *                     (<code>null</code> not permitted).
789         * @param legend  a flag specifying whether or not a legend is required.
790         * @param tooltips  configure chart to generate tool tips?
791         * @param urls  configure chart to generate URLs?
792         *
793         * @return A stacked bar chart with a 3D effect.
794         */
795        public static JFreeChart createStackedBarChart3D(String title,
796                                                        String categoryAxisLabel,
797                                                        String valueAxisLabel,
798                                                        CategoryDataset dataset,
799                                                        PlotOrientation orientation,
800                                                        boolean legend,
801                                                        boolean tooltips,
802                                                        boolean urls) {
803    
804            if (orientation == null) {
805                throw new IllegalArgumentException("Null 'orientation' argument.");
806            }
807            CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
808            ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
809    
810            // create the renderer...
811            CategoryItemRenderer renderer = new StackedBarRenderer3D();
812            if (tooltips) {
813                renderer.setBaseToolTipGenerator(
814                    new StandardCategoryToolTipGenerator()
815                );
816            }
817            if (urls) {
818                renderer.setBaseItemURLGenerator(
819                    new StandardCategoryURLGenerator()
820                );
821            }
822    
823            // create the plot...
824            CategoryPlot plot = new CategoryPlot(
825                dataset, categoryAxis, valueAxis, renderer
826            );
827            plot.setOrientation(orientation);
828            if (orientation == PlotOrientation.HORIZONTAL) {
829                // change rendering order to ensure that bar overlapping is the 
830                // right way around
831                plot.setColumnRenderingOrder(SortOrder.DESCENDING);
832            }
833    
834            // create the chart...
835            JFreeChart chart = new JFreeChart(
836                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
837            );
838    
839            return chart;
840    
841        }
842    
843        /**
844         * Creates an area chart with default settings.  The chart object returned
845         * by this method uses a {@link CategoryPlot} instance as the plot, with a 
846         * {@link CategoryAxis} for the domain axis, a {@link NumberAxis} as the
847         * range axis, and an {@link AreaRenderer} as the renderer.
848         *
849         * @param title  the chart title (<code>null</code> permitted).
850         * @param categoryAxisLabel  the label for the category axis 
851         *                           (<code>null</code> permitted).
852         * @param valueAxisLabel  the label for the value axis (<code>null</code> 
853         *                        permitted).
854         * @param dataset  the dataset for the chart (<code>null</code> permitted).
855         * @param orientation  the plot orientation (<code>null</code> not 
856         *                     permitted).
857         * @param legend  a flag specifying whether or not a legend is required.
858         * @param tooltips  configure chart to generate tool tips?
859         * @param urls  configure chart to generate URLs?
860         *
861         * @return An area chart.
862         */
863        public static JFreeChart createAreaChart(String title,
864                                                 String categoryAxisLabel,
865                                                 String valueAxisLabel,
866                                                 CategoryDataset dataset,
867                                                 PlotOrientation orientation,
868                                                 boolean legend,
869                                                 boolean tooltips,
870                                                 boolean urls) {
871    
872            if (orientation == null) {
873                throw new IllegalArgumentException("Null 'orientation' argument.");
874            }
875            CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
876            categoryAxis.setCategoryMargin(0.0);
877    
878            ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
879    
880            AreaRenderer renderer = new AreaRenderer();
881            if (tooltips) {
882                renderer.setBaseToolTipGenerator(
883                    new StandardCategoryToolTipGenerator()
884                );
885            }
886            if (urls) {
887                renderer.setBaseItemURLGenerator(
888                    new StandardCategoryURLGenerator()
889                );
890            }
891    
892            CategoryPlot plot = new CategoryPlot(
893                dataset, categoryAxis, valueAxis, renderer
894            );
895            plot.setOrientation(orientation);
896            JFreeChart chart = new JFreeChart(
897                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
898            );
899    
900            return chart;
901    
902        }
903    
904        /**
905         * Creates a stacked area chart with default settings.  The chart object 
906         * returned by this method uses a {@link CategoryPlot} instance as the
907         * plot, with a {@link CategoryAxis} for the domain axis, a 
908         * {@link NumberAxis} as the range axis, and a {@link StackedAreaRenderer} 
909         * as the renderer.
910         *
911         * @param title  the chart title (<code>null</code> permitted).
912         * @param categoryAxisLabel  the label for the category axis 
913         *                           (<code>null</code> permitted).
914         * @param valueAxisLabel  the label for the value axis (<code>null</code> 
915         *                        permitted).
916         * @param dataset  the dataset for the chart (<code>null</code> permitted).
917         * @param orientation  the plot orientation (horizontal or vertical) 
918         *                     (<code>null</code> not permitted).
919         * @param legend  a flag specifying whether or not a legend is required.
920         * @param tooltips  configure chart to generate tool tips?
921         * @param urls  configure chart to generate URLs?
922         *
923         * @return A stacked area chart.
924         */
925        public static JFreeChart createStackedAreaChart(String title,
926                                                        String categoryAxisLabel,
927                                                        String valueAxisLabel,
928                                                        CategoryDataset dataset,
929                                                        PlotOrientation orientation,
930                                                        boolean legend,
931                                                        boolean tooltips,
932                                                        boolean urls) {
933    
934            if (orientation == null) {
935                throw new IllegalArgumentException("Null 'orientation' argument.");
936            }
937            CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
938            ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
939    
940            StackedAreaRenderer renderer = new StackedAreaRenderer();
941            if (tooltips) {
942                renderer.setBaseToolTipGenerator(
943                    new StandardCategoryToolTipGenerator()
944                );
945            }
946            if (urls) {
947                renderer.setBaseItemURLGenerator(
948                    new StandardCategoryURLGenerator()
949                );
950            }
951    
952            CategoryPlot plot = new CategoryPlot(
953                dataset, categoryAxis, valueAxis, renderer
954            );
955            plot.setOrientation(orientation);
956            JFreeChart chart = new JFreeChart(
957                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
958            );
959    
960            return chart;
961    
962        }
963    
964        /**
965         * Creates a line chart with default settings.  The chart object returned 
966         * by this method uses a {@link CategoryPlot} instance as the plot, with a 
967         * {@link CategoryAxis} for the domain axis, a {@link NumberAxis} as the 
968         * range axis, and a {@link LineAndShapeRenderer} as the renderer.
969         *
970         * @param title  the chart title (<code>null</code> permitted).
971         * @param categoryAxisLabel  the label for the category axis 
972         *                           (<code>null</code> permitted).
973         * @param valueAxisLabel  the label for the value axis (<code>null</code> 
974         *                        permitted).
975         * @param dataset  the dataset for the chart (<code>null</code> permitted).
976         * @param orientation  the chart orientation (horizontal or vertical) 
977         *                     (<code>null</code> not permitted).
978         * @param legend  a flag specifying whether or not a legend is required.
979         * @param tooltips  configure chart to generate tool tips?
980         * @param urls  configure chart to generate URLs?
981         *
982         * @return A line chart.
983         */
984        public static JFreeChart createLineChart(String title,
985                                                 String categoryAxisLabel,
986                                                 String valueAxisLabel,
987                                                 CategoryDataset dataset,
988                                                 PlotOrientation orientation,
989                                                 boolean legend,
990                                                 boolean tooltips,
991                                                 boolean urls) {
992    
993            if (orientation == null) {
994                throw new IllegalArgumentException("Null 'orientation' argument.");
995            }
996            CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
997            ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
998    
999            LineAndShapeRenderer renderer = new LineAndShapeRenderer(true, false);
1000            if (tooltips) {
1001                renderer.setBaseToolTipGenerator(
1002                    new StandardCategoryToolTipGenerator()
1003                );
1004            }
1005            if (urls) {
1006                renderer.setBaseItemURLGenerator(
1007                    new StandardCategoryURLGenerator()
1008                );
1009            }
1010            CategoryPlot plot = new CategoryPlot(
1011                dataset, categoryAxis, valueAxis, renderer
1012            );
1013            plot.setOrientation(orientation);
1014            JFreeChart chart = new JFreeChart(
1015                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1016            );
1017    
1018            return chart;
1019    
1020        }
1021    
1022        /**
1023         * Creates a line chart with default settings. The chart object returned by 
1024         * this method uses a {@link CategoryPlot} instance as the plot, with a 
1025         * {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as 
1026         * the range axis, and a {@link LineRenderer3D} as the renderer.
1027         *
1028         * @param title  the chart title (<code>null</code> permitted).
1029         * @param categoryAxisLabel  the label for the category axis 
1030         *                           (<code>null</code> permitted).
1031         * @param valueAxisLabel  the label for the value axis (<code>null</code> 
1032         *                        permitted).
1033         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1034         * @param orientation  the chart orientation (horizontal or vertical) 
1035         *                     (<code>null</code> not permitted).
1036         * @param legend  a flag specifying whether or not a legend is required.
1037         * @param tooltips  configure chart to generate tool tips?
1038         * @param urls  configure chart to generate URLs?
1039         *
1040         * @return A line chart.
1041         */
1042        public static JFreeChart createLineChart3D(String title,
1043                                                   String categoryAxisLabel,
1044                                                   String valueAxisLabel,
1045                                                   CategoryDataset dataset,
1046                                                   PlotOrientation orientation,
1047                                                   boolean legend,
1048                                                   boolean tooltips,
1049                                                   boolean urls) {
1050    
1051            if (orientation == null) {
1052                throw new IllegalArgumentException("Null 'orientation' argument.");
1053            }
1054            CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
1055            ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
1056    
1057            LineRenderer3D renderer = new LineRenderer3D();
1058            if (tooltips) {
1059                renderer.setBaseToolTipGenerator(
1060                    new StandardCategoryToolTipGenerator()
1061                );
1062            }
1063            if (urls) {
1064                renderer.setBaseItemURLGenerator(
1065                    new StandardCategoryURLGenerator()
1066                );
1067            }
1068            CategoryPlot plot = new CategoryPlot(
1069                dataset, categoryAxis, valueAxis, renderer
1070            );
1071            plot.setOrientation(orientation);
1072            JFreeChart chart = new JFreeChart(
1073                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1074            );
1075    
1076            return chart;
1077    
1078        }
1079    
1080        /**
1081         * Creates a Gantt chart using the supplied attributes plus default values 
1082         * where required.  The chart object returned by this method uses a 
1083         * {@link CategoryPlot} instance as the plot, with a {@link CategoryAxis} 
1084         * for the domain axis, a {@link DateAxis} as the range axis, and a 
1085         * {@link GanttRenderer} as the renderer.
1086         *
1087         * @param title  the chart title (<code>null</code> permitted).
1088         * @param categoryAxisLabel  the label for the category axis 
1089         *                           (<code>null</code> permitted).
1090         * @param dateAxisLabel  the label for the date axis 
1091         *                       (<code>null</code> permitted).
1092         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1093         * @param legend  a flag specifying whether or not a legend is required.
1094         * @param tooltips  configure chart to generate tool tips?
1095         * @param urls  configure chart to generate URLs?
1096         *
1097         * @return A Gantt chart.
1098         */
1099        public static JFreeChart createGanttChart(String title,
1100                                                  String categoryAxisLabel,
1101                                                  String dateAxisLabel,
1102                                                  IntervalCategoryDataset dataset,
1103                                                  boolean legend,
1104                                                  boolean tooltips,
1105                                                  boolean urls) {
1106    
1107            CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
1108            DateAxis dateAxis = new DateAxis(dateAxisLabel);
1109    
1110            CategoryItemRenderer renderer = new GanttRenderer();
1111            if (tooltips) {
1112                renderer.setBaseToolTipGenerator(
1113                    new IntervalCategoryToolTipGenerator(
1114                        "{3} - {4}", DateFormat.getDateInstance()
1115                    )
1116                );
1117            }
1118            if (urls) {
1119                renderer.setBaseItemURLGenerator(
1120                    new StandardCategoryURLGenerator()
1121                );
1122            }
1123    
1124            CategoryPlot plot = new CategoryPlot(
1125                dataset, categoryAxis, dateAxis, renderer
1126            );
1127            plot.setOrientation(PlotOrientation.HORIZONTAL);
1128            JFreeChart chart = new JFreeChart(
1129                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1130            );
1131    
1132            return chart;
1133    
1134        }
1135    
1136        /**
1137         * Creates a waterfall chart.  The chart object returned by this method 
1138         * uses a {@link CategoryPlot} instance as the plot, with a 
1139         * {@link CategoryAxis} for the domain axis, a {@link NumberAxis} as the
1140         * range axis, and a {@link WaterfallBarRenderer} as the renderer.
1141         *
1142         * @param title  the chart title (<code>null</code> permitted).
1143         * @param categoryAxisLabel  the label for the category axis 
1144         *                           (<code>null</code> permitted).
1145         * @param valueAxisLabel  the label for the value axis (<code>null</code> 
1146         *                        permitted).
1147         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1148         * @param orientation  the plot orientation (horizontal or vertical) 
1149         *                     (<code>null</code> NOT permitted).
1150         * @param legend  a flag specifying whether or not a legend is required.
1151         * @param tooltips  configure chart to generate tool tips?
1152         * @param urls  configure chart to generate URLs?
1153         *
1154         * @return A waterfall chart.
1155         */
1156        public static JFreeChart createWaterfallChart(String title,
1157                                                      String categoryAxisLabel,
1158                                                      String valueAxisLabel,
1159                                                      CategoryDataset dataset,
1160                                                      PlotOrientation orientation,
1161                                                      boolean legend,
1162                                                      boolean tooltips,
1163                                                      boolean urls) {
1164    
1165            if (orientation == null) {
1166                throw new IllegalArgumentException("Null 'orientation' argument.");
1167            }
1168            CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
1169            categoryAxis.setCategoryMargin(0.0);
1170    
1171            ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
1172    
1173            WaterfallBarRenderer renderer = new WaterfallBarRenderer();
1174            if (orientation == PlotOrientation.HORIZONTAL) {
1175                ItemLabelPosition position = new ItemLabelPosition(
1176                    ItemLabelAnchor.CENTER, TextAnchor.CENTER, 
1177                    TextAnchor.CENTER, Math.PI / 2.0
1178                );
1179                renderer.setPositiveItemLabelPosition(position);
1180                renderer.setNegativeItemLabelPosition(position);
1181             }
1182            else if (orientation == PlotOrientation.VERTICAL) {
1183                ItemLabelPosition position = new ItemLabelPosition(
1184                    ItemLabelAnchor.CENTER, TextAnchor.CENTER, 
1185                    TextAnchor.CENTER, 0.0
1186                );
1187                renderer.setPositiveItemLabelPosition(position);
1188                renderer.setNegativeItemLabelPosition(position);
1189            }
1190            if (tooltips) {
1191                StandardCategoryToolTipGenerator generator 
1192                    = new StandardCategoryToolTipGenerator();
1193                renderer.setBaseToolTipGenerator(generator);
1194            }
1195            if (urls) {
1196                renderer.setBaseItemURLGenerator(
1197                    new StandardCategoryURLGenerator()
1198                );
1199            }
1200    
1201            CategoryPlot plot = new CategoryPlot(
1202                dataset, categoryAxis, valueAxis, renderer
1203            );
1204            plot.clearRangeMarkers();
1205            Marker baseline = new ValueMarker(0.0);
1206            baseline.setPaint(Color.black);
1207            plot.addRangeMarker(baseline, Layer.FOREGROUND);
1208            plot.setOrientation(orientation);
1209            JFreeChart chart = new JFreeChart(
1210                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1211            );
1212    
1213            return chart;
1214    
1215        }
1216    
1217        /**
1218         * Creates a polar plot for the specified dataset (x-values interpreted as 
1219         * angles in degrees).  The chart object returned by this method uses a 
1220         * {@link PolarPlot} instance as the plot, with a {@link NumberAxis} for 
1221         * the radial axis.
1222         *
1223         * @param title  the chart title (<code>null</code> permitted).
1224         * @param dataset  the dataset (<code>null</code> permitted).
1225         * @param legend  legend required?
1226         * @param tooltips  tooltips required?
1227         * @param urls  URLs required?
1228         *
1229         * @return A chart.
1230         */
1231        public static JFreeChart createPolarChart(String title,
1232                                                  XYDataset dataset,
1233                                                  boolean legend,
1234                                                  boolean tooltips,
1235                                                  boolean urls) {
1236    
1237            PolarPlot plot = new PolarPlot();
1238            plot.setDataset(dataset);
1239            NumberAxis rangeAxis = new NumberAxis();
1240            rangeAxis.setAxisLineVisible(false);
1241            rangeAxis.setTickMarksVisible(false);
1242            rangeAxis.setTickLabelInsets(new RectangleInsets(0.0, 0.0, 0.0, 0.0));
1243            plot.setAxis(rangeAxis);
1244            plot.setRenderer(new DefaultPolarItemRenderer());
1245            JFreeChart chart = new JFreeChart(
1246                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1247            );
1248            return chart;
1249    
1250        }
1251    
1252        /**
1253         * Creates a scatter plot with default settings.  The chart object 
1254         * returned by this method uses an {@link XYPlot} instance as the plot, 
1255         * with a {@link NumberAxis} for the domain axis, a  {@link NumberAxis} 
1256         * as the range axis, and an {@link XYLineAndShapeRenderer} as the 
1257         * renderer.
1258         *
1259         * @param title  the chart title (<code>null</code> permitted).
1260         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1261         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1262         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1263         * @param orientation  the plot orientation (horizontal or vertical) 
1264         *                     (<code>null</code> NOT permitted).
1265         * @param legend  a flag specifying whether or not a legend is required.
1266         * @param tooltips  configure chart to generate tool tips?
1267         * @param urls  configure chart to generate URLs?
1268         *
1269         * @return A scatter plot.
1270         */
1271        public static JFreeChart createScatterPlot(String title, String xAxisLabel,
1272                String yAxisLabel, XYDataset dataset, PlotOrientation orientation,
1273                boolean legend, boolean tooltips, boolean urls) {
1274    
1275            if (orientation == null) {
1276                throw new IllegalArgumentException("Null 'orientation' argument.");
1277            }
1278            NumberAxis xAxis = new NumberAxis(xAxisLabel);
1279            xAxis.setAutoRangeIncludesZero(false);
1280            NumberAxis yAxis = new NumberAxis(yAxisLabel);
1281            yAxis.setAutoRangeIncludesZero(false);
1282    
1283            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
1284    
1285            XYToolTipGenerator toolTipGenerator = null;
1286            if (tooltips) {
1287                toolTipGenerator = new StandardXYToolTipGenerator();
1288            }
1289    
1290            XYURLGenerator urlGenerator = null;
1291            if (urls) {
1292                urlGenerator = new StandardXYURLGenerator();
1293            }
1294            XYItemRenderer renderer = new XYLineAndShapeRenderer(false, true);
1295            renderer.setBaseToolTipGenerator(toolTipGenerator);
1296            renderer.setURLGenerator(urlGenerator);
1297            plot.setRenderer(renderer);
1298            plot.setOrientation(orientation);
1299    
1300            JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
1301                    plot, legend);
1302            return chart;
1303    
1304        }
1305    
1306        /**
1307         * Creates and returns a default instance of an XY bar chart.
1308         * <P>
1309         * The chart object returned by this method uses an {@link XYPlot} instance
1310         * as the plot, with a {@link DateAxis} for the domain axis, a 
1311         * {@link NumberAxis} as the range axis, and a {@link XYBarRenderer} as the 
1312         * renderer.
1313         *
1314         * @param title  the chart title (<code>null</code> permitted).
1315         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1316         * @param dateAxis  make the domain axis display dates?
1317         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1318         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1319         * @param orientation  the orientation (horizontal or vertical) 
1320         *                     (<code>null</code> NOT permitted).
1321         * @param legend  a flag specifying whether or not a legend is required.
1322         * @param tooltips  configure chart to generate tool tips?
1323         * @param urls  configure chart to generate URLs?
1324         *
1325         * @return An XY bar chart.
1326         */
1327        public static JFreeChart createXYBarChart(String title,
1328                                                  String xAxisLabel,
1329                                                  boolean dateAxis,
1330                                                  String yAxisLabel,
1331                                                  IntervalXYDataset dataset,
1332                                                  PlotOrientation orientation,
1333                                                  boolean legend,
1334                                                  boolean tooltips,
1335                                                  boolean urls) {
1336    
1337            if (orientation == null) {
1338                throw new IllegalArgumentException("Null 'orientation' argument.");
1339            }
1340            ValueAxis domainAxis = null;
1341            if (dateAxis) {
1342                domainAxis = new DateAxis(xAxisLabel);
1343            }
1344            else {
1345                NumberAxis axis = new NumberAxis(xAxisLabel);
1346                axis.setAutoRangeIncludesZero(false);
1347                domainAxis = axis;
1348            }
1349            ValueAxis valueAxis = new NumberAxis(yAxisLabel);
1350    
1351            XYBarRenderer renderer = new XYBarRenderer();
1352            if (tooltips) {
1353                renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
1354            }
1355            if (urls) {
1356                renderer.setURLGenerator(new StandardXYURLGenerator());
1357            }
1358    
1359            XYPlot plot = new XYPlot(dataset, domainAxis, valueAxis, renderer);
1360            plot.setOrientation(orientation);
1361    
1362            JFreeChart chart = new JFreeChart(
1363                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1364            );
1365    
1366            return chart;
1367    
1368        }
1369    
1370        /**
1371         * Creates an area chart using an {@link XYDataset}.
1372         * <P>
1373         * The chart object returned by this method uses an {@link XYPlot} instance 
1374         * as the plot, with a {@link NumberAxis} for the domain axis, a 
1375         * {@link NumberAxis} as the range axis, and a {@link XYAreaRenderer} as 
1376         * the renderer.
1377         *
1378         * @param title  the chart title (<code>null</code> permitted).
1379         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1380         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1381         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1382         * @param orientation  the plot orientation (horizontal or vertical) 
1383         *                     (<code>null</code> NOT permitted).
1384         * @param legend  a flag specifying whether or not a legend is required.
1385         * @param tooltips  configure chart to generate tool tips?
1386         * @param urls  configure chart to generate URLs?
1387         *
1388         * @return An XY area chart.
1389         */
1390        public static JFreeChart createXYAreaChart(String title,
1391                                                   String xAxisLabel,
1392                                                   String yAxisLabel,
1393                                                   XYDataset dataset,
1394                                                   PlotOrientation orientation,
1395                                                   boolean legend,
1396                                                   boolean tooltips,
1397                                                   boolean urls) {
1398    
1399            if (orientation == null) {
1400                throw new IllegalArgumentException("Null 'orientation' argument.");
1401            }
1402            NumberAxis xAxis = new NumberAxis(xAxisLabel);
1403            xAxis.setAutoRangeIncludesZero(false);
1404            NumberAxis yAxis = new NumberAxis(yAxisLabel);
1405            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
1406            plot.setOrientation(orientation);
1407            plot.setForegroundAlpha(0.5f);
1408    
1409            XYToolTipGenerator tipGenerator = null;
1410            if (tooltips) {
1411                tipGenerator = new StandardXYToolTipGenerator();
1412            }
1413    
1414            XYURLGenerator urlGenerator = null;
1415            if (urls) {
1416                urlGenerator = new StandardXYURLGenerator();
1417            }
1418    
1419            plot.setRenderer(
1420                new XYAreaRenderer(XYAreaRenderer.AREA, tipGenerator, urlGenerator)
1421            );
1422            JFreeChart chart = new JFreeChart(
1423                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1424            );
1425    
1426            return chart;
1427    
1428        }
1429    
1430        /**
1431         * Creates a stacked XY area plot.  The chart object returned by this 
1432         * method uses an {@link XYPlot} instance as the plot, with a 
1433         * {@link NumberAxis} for the domain axis, a {@link NumberAxis} as the
1434         * range axis, and a {@link StackedXYAreaRenderer} as the renderer.
1435         *
1436         * @param title  the chart title (<code>null</code> permitted).
1437         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1438         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1439         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1440         * @param orientation  the plot orientation (horizontal or vertical) 
1441         *                     (<code>null</code> NOT permitted).
1442         * @param legend  a flag specifying whether or not a legend is required.
1443         * @param tooltips  configure chart to generate tool tips?
1444         * @param urls  configure chart to generate URLs?
1445         *
1446         * @return A stacked XY area chart.
1447         */
1448        public static JFreeChart createStackedXYAreaChart(String title,
1449                                                        String xAxisLabel,
1450                                                        String yAxisLabel,
1451                                                        TableXYDataset dataset,
1452                                                        PlotOrientation orientation,
1453                                                        boolean legend,
1454                                                        boolean tooltips,
1455                                                        boolean urls) {
1456    
1457            if (orientation == null) {
1458                throw new IllegalArgumentException("Null 'orientation' argument.");
1459            }
1460            NumberAxis xAxis = new NumberAxis(xAxisLabel);
1461            xAxis.setAutoRangeIncludesZero(false);
1462            xAxis.setLowerMargin(0.0);
1463            xAxis.setUpperMargin(0.0);
1464            NumberAxis yAxis = new NumberAxis(yAxisLabel);
1465            XYToolTipGenerator toolTipGenerator = null;
1466            if (tooltips) {
1467                toolTipGenerator = new StandardXYToolTipGenerator();
1468            }
1469    
1470            XYURLGenerator urlGenerator = null;
1471            if (urls) {
1472                urlGenerator = new StandardXYURLGenerator();
1473            }
1474            StackedXYAreaRenderer renderer = new StackedXYAreaRenderer(
1475                XYAreaRenderer.AREA, toolTipGenerator, urlGenerator
1476            );
1477            renderer.setOutline(true);
1478            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
1479            plot.setOrientation(orientation);
1480    
1481            plot.setRangeAxis(yAxis);  // forces recalculation of the axis range
1482    
1483            JFreeChart chart = new JFreeChart(
1484                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1485            );
1486            return chart;
1487    
1488        }
1489    
1490        /**
1491         * Creates a line chart (based on an {@link XYDataset}) with default 
1492         * settings.
1493         *
1494         * @param title  the chart title (<code>null</code> permitted).
1495         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1496         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1497         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1498         * @param orientation  the plot orientation (horizontal or vertical) 
1499         *                     (<code>null</code> NOT permitted).
1500         * @param legend  a flag specifying whether or not a legend is required.
1501         * @param tooltips  configure chart to generate tool tips?
1502         * @param urls  configure chart to generate URLs?
1503         *
1504         * @return The chart.
1505         */
1506        public static JFreeChart createXYLineChart(String title,
1507                                                   String xAxisLabel,
1508                                                   String yAxisLabel,
1509                                                   XYDataset dataset,
1510                                                   PlotOrientation orientation,
1511                                                   boolean legend,
1512                                                   boolean tooltips,
1513                                                   boolean urls) {
1514    
1515            if (orientation == null) {
1516                throw new IllegalArgumentException("Null 'orientation' argument.");
1517            }
1518            NumberAxis xAxis = new NumberAxis(xAxisLabel);
1519            xAxis.setAutoRangeIncludesZero(false);
1520            NumberAxis yAxis = new NumberAxis(yAxisLabel);
1521            XYItemRenderer renderer = new XYLineAndShapeRenderer(true, false);
1522            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
1523            plot.setOrientation(orientation);
1524            if (tooltips) {
1525                renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
1526            }
1527            if (urls) {
1528                renderer.setURLGenerator(new StandardXYURLGenerator());
1529            }
1530    
1531            JFreeChart chart = new JFreeChart(
1532                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1533            );
1534    
1535            return chart;
1536    
1537        }
1538    
1539        /**
1540         * Creates a stepped XY plot with default settings.
1541         *
1542         * @param title  the chart title (<code>null</code> permitted).
1543         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1544         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1545         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1546         * @param orientation  the plot orientation (horizontal or vertical) 
1547         *                     (<code>null</code> NOT permitted).
1548         * @param legend  a flag specifying whether or not a legend is required.
1549         * @param tooltips  configure chart to generate tool tips?
1550         * @param urls  configure chart to generate URLs?
1551         *
1552         * @return A chart.
1553         */
1554        public static JFreeChart createXYStepChart(String title,
1555                                                   String xAxisLabel,
1556                                                   String yAxisLabel,
1557                                                   XYDataset dataset,
1558                                                   PlotOrientation orientation,
1559                                                   boolean legend,
1560                                                   boolean tooltips,
1561                                                   boolean urls) {
1562    
1563            if (orientation == null) {
1564                throw new IllegalArgumentException("Null 'orientation' argument.");
1565            }
1566            DateAxis xAxis = new DateAxis(xAxisLabel);
1567            NumberAxis yAxis = new NumberAxis(yAxisLabel);
1568            yAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
1569    
1570            XYToolTipGenerator toolTipGenerator = null;
1571            if (tooltips) {
1572                toolTipGenerator = new StandardXYToolTipGenerator();
1573            }
1574    
1575            XYURLGenerator urlGenerator = null;
1576            if (urls) {
1577                urlGenerator = new StandardXYURLGenerator();
1578            }
1579            XYItemRenderer renderer 
1580                = new XYStepRenderer(toolTipGenerator, urlGenerator);
1581    
1582            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
1583            plot.setRenderer(renderer);
1584            plot.setOrientation(orientation);
1585            plot.setDomainCrosshairVisible(false);
1586            plot.setRangeCrosshairVisible(false);
1587            JFreeChart chart = new JFreeChart(
1588                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1589            );
1590            return chart;
1591    
1592        }
1593    
1594        /**
1595         * Creates a filled stepped XY plot with default settings.
1596         *
1597         * @param title  the chart title (<code>null</code> permitted).
1598         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1599         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1600         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1601         * @param orientation  the plot orientation (horizontal or vertical) 
1602         *                     (<code>null</code> NOT permitted).
1603         * @param legend  a flag specifying whether or not a legend is required.
1604         * @param tooltips  configure chart to generate tool tips?
1605         * @param urls  configure chart to generate URLs?
1606         *
1607         * @return A chart.
1608         */
1609        public static JFreeChart createXYStepAreaChart(String title,
1610                                                       String xAxisLabel,
1611                                                       String yAxisLabel,
1612                                                       XYDataset dataset,
1613                                                       PlotOrientation orientation,
1614                                                       boolean legend,
1615                                                       boolean tooltips,
1616                                                       boolean urls) {
1617    
1618            if (orientation == null) {
1619                throw new IllegalArgumentException("Null 'orientation' argument.");
1620            }
1621            NumberAxis xAxis = new NumberAxis(xAxisLabel);
1622            xAxis.setAutoRangeIncludesZero(false);
1623            NumberAxis yAxis = new NumberAxis(yAxisLabel);
1624    
1625            XYToolTipGenerator toolTipGenerator = null;
1626            if (tooltips) {
1627                toolTipGenerator = new StandardXYToolTipGenerator();
1628            }
1629    
1630            XYURLGenerator urlGenerator = null;
1631            if (urls) {
1632                urlGenerator = new StandardXYURLGenerator();
1633            }
1634            XYItemRenderer renderer = new XYStepAreaRenderer(
1635                XYStepAreaRenderer.AREA_AND_SHAPES, toolTipGenerator, urlGenerator
1636            );
1637    
1638            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
1639            plot.setRenderer(renderer);
1640            plot.setOrientation(orientation);
1641            plot.setDomainCrosshairVisible(false);
1642            plot.setRangeCrosshairVisible(false);
1643            JFreeChart chart = new JFreeChart(
1644                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1645            );
1646            return chart;
1647        }
1648    
1649        /**
1650         * Creates and returns a time series chart.  A time series chart is an 
1651         * {@link XYPlot} with a {@link DateAxis} for the x-axis and a 
1652         * {@link NumberAxis} for the y-axis.  The default renderer is an
1653         * {@link XYLineAndShapeRenderer}.
1654         * <P>
1655         * A convenient dataset to use with this chart is a 
1656         * {@link org.jfree.data.time.TimeSeriesCollection}.
1657         *
1658         * @param title  the chart title (<code>null</code> permitted).
1659         * @param timeAxisLabel  a label for the time axis (<code>null</code> 
1660         *                       permitted).
1661         * @param valueAxisLabel  a label for the value axis (<code>null</code> 
1662         *                        permitted).
1663         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1664         * @param legend  a flag specifying whether or not a legend is required.
1665         * @param tooltips  configure chart to generate tool tips?
1666         * @param urls  configure chart to generate URLs?
1667         *
1668         * @return A time series chart.
1669         */
1670        public static JFreeChart createTimeSeriesChart(String title,
1671                                                       String timeAxisLabel,
1672                                                       String valueAxisLabel,
1673                                                       XYDataset dataset,
1674                                                       boolean legend,
1675                                                       boolean tooltips,
1676                                                       boolean urls) {
1677    
1678            ValueAxis timeAxis = new DateAxis(timeAxisLabel);
1679            timeAxis.setLowerMargin(0.02);  // reduce the default margins 
1680            timeAxis.setUpperMargin(0.02);
1681            NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
1682            valueAxis.setAutoRangeIncludesZero(false);  // override default
1683            XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, null);
1684    
1685            XYToolTipGenerator toolTipGenerator = null;
1686            if (tooltips) {
1687                toolTipGenerator 
1688                    = StandardXYToolTipGenerator.getTimeSeriesInstance();
1689            }
1690    
1691            XYURLGenerator urlGenerator = null;
1692            if (urls) {
1693                urlGenerator = new StandardXYURLGenerator();
1694            }
1695    
1696            XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer(true, 
1697                    false);
1698            renderer.setBaseToolTipGenerator(toolTipGenerator);
1699            renderer.setURLGenerator(urlGenerator);
1700            plot.setRenderer(renderer);
1701            
1702            JFreeChart chart = new JFreeChart(
1703                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1704            );
1705            return chart;
1706    
1707        }
1708    
1709        /**
1710         * Creates and returns a default instance of a candlesticks chart.
1711         *
1712         * @param title  the chart title (<code>null</code> permitted).
1713         * @param timeAxisLabel  a label for the time axis (<code>null</code> 
1714         *                       permitted).
1715         * @param valueAxisLabel  a label for the value axis (<code>null</code> 
1716         *                        permitted).
1717         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1718         * @param legend  a flag specifying whether or not a legend is required.
1719         *
1720         * @return A candlestick chart.
1721         */
1722        public static JFreeChart createCandlestickChart(String title,
1723                                                        String timeAxisLabel,
1724                                                        String valueAxisLabel,
1725                                                        OHLCDataset dataset,
1726                                                        boolean legend) {
1727    
1728            ValueAxis timeAxis = new DateAxis(timeAxisLabel);
1729            NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
1730            XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, null);
1731            plot.setRenderer(new CandlestickRenderer());
1732            JFreeChart chart = new JFreeChart(
1733                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1734            );
1735            return chart;
1736    
1737        }
1738    
1739        /**
1740         * Creates and returns a default instance of a high-low-open-close chart.
1741         *
1742         * @param title  the chart title (<code>null</code> permitted).
1743         * @param timeAxisLabel  a label for the time axis (<code>null</code> 
1744         *                       permitted).
1745         * @param valueAxisLabel  a label for the value axis (<code>null</code> 
1746         *                        permitted).
1747         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1748         * @param legend  a flag specifying whether or not a legend is required.
1749         *
1750         * @return A high-low-open-close chart.
1751         */
1752        public static JFreeChart createHighLowChart(String title,
1753                                                    String timeAxisLabel,
1754                                                    String valueAxisLabel,
1755                                                    OHLCDataset dataset,
1756                                                    boolean legend) {
1757    
1758            ValueAxis timeAxis = new DateAxis(timeAxisLabel);
1759            NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
1760            HighLowRenderer renderer = new HighLowRenderer();
1761            renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
1762            XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
1763            JFreeChart chart = new JFreeChart(
1764                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1765            );
1766            return chart;
1767    
1768        }
1769    
1770        /**
1771         * Creates and returns a default instance of a high-low-open-close chart 
1772         * with a special timeline. This timeline can be a 
1773         * {@link org.jfree.chart.axis.SegmentedTimeline} such as the Monday 
1774         * through Friday timeline that will remove Saturdays and Sundays from
1775         * the axis.
1776         *
1777         * @param title  the chart title (<code>null</code> permitted).
1778         * @param timeAxisLabel  a label for the time axis (<code>null</code> 
1779         *                       permitted).
1780         * @param valueAxisLabel  a label for the value axis (<code>null</code> 
1781         *                        permitted).
1782         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1783         * @param timeline  the timeline.
1784         * @param legend  a flag specifying whether or not a legend is required.
1785         *
1786         * @return A high-low-open-close chart.
1787         */
1788        public static JFreeChart createHighLowChart(String title,
1789                                                    String timeAxisLabel,
1790                                                    String valueAxisLabel,
1791                                                    OHLCDataset dataset,
1792                                                    Timeline timeline,
1793                                                    boolean legend) {
1794    
1795            DateAxis timeAxis = new DateAxis(timeAxisLabel);
1796            timeAxis.setTimeline(timeline);
1797            NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
1798            HighLowRenderer renderer = new HighLowRenderer();
1799            renderer.setBaseToolTipGenerator(new HighLowItemLabelGenerator());
1800            XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
1801            JFreeChart chart = new JFreeChart(
1802                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1803            );
1804            return chart;
1805    
1806        }
1807    
1808        /**
1809         * Creates a bubble chart with default settings.  The chart is composed of
1810         * an {@link XYPlot}, with a {@link NumberAxis} for the domain axis,
1811         * a {@link NumberAxis} for the range axis, and an {@link XYBubbleRenderer}
1812         * to draw the data items.
1813         *
1814         * @param title  the chart title (<code>null</code> permitted).
1815         * @param xAxisLabel  a label for the X-axis (<code>null</code> permitted).
1816         * @param yAxisLabel  a label for the Y-axis (<code>null</code> permitted).
1817         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1818         * @param orientation  the orientation (horizontal or vertical) 
1819         *                     (<code>null</code> NOT permitted).
1820         * @param legend  a flag specifying whether or not a legend is required.
1821         * @param tooltips  configure chart to generate tool tips?
1822         * @param urls  configure chart to generate URLs?
1823         *
1824         * @return A bubble chart.
1825         */
1826        public static JFreeChart createBubbleChart(String title,
1827                                                   String xAxisLabel,
1828                                                   String yAxisLabel,
1829                                                   XYZDataset dataset,
1830                                                   PlotOrientation orientation,
1831                                                   boolean legend,
1832                                                   boolean tooltips,
1833                                                   boolean urls) {
1834    
1835            if (orientation == null) {
1836                throw new IllegalArgumentException("Null 'orientation' argument.");
1837            }
1838            NumberAxis xAxis = new NumberAxis(xAxisLabel);
1839            xAxis.setAutoRangeIncludesZero(false);
1840            NumberAxis yAxis = new NumberAxis(yAxisLabel);
1841            yAxis.setAutoRangeIncludesZero(false);
1842    
1843            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, null);
1844    
1845            XYItemRenderer renderer = new XYBubbleRenderer(
1846                XYBubbleRenderer.SCALE_ON_RANGE_AXIS
1847            );
1848            if (tooltips) {
1849                renderer.setBaseToolTipGenerator(new StandardXYZToolTipGenerator());
1850            }
1851            if (urls) {
1852                renderer.setURLGenerator(new StandardXYZURLGenerator());
1853            }
1854            plot.setRenderer(renderer);
1855            plot.setOrientation(orientation);
1856    
1857            JFreeChart chart = new JFreeChart(
1858                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1859            );
1860    
1861            return chart;
1862    
1863        }
1864    
1865        /**
1866         * Creates a histogram chart.  This chart is constructed with an 
1867         * {@link XYPlot} using an {@link XYBarRenderer}.  The domain and range 
1868         * axes are {@link NumberAxis} instances.
1869         *
1870         * @param title  the chart title (<code>null</code> permitted).
1871         * @param xAxisLabel  the x axis label (<code>null</code> permitted).
1872         * @param yAxisLabel  the y axis label (<code>null</code> permitted).
1873         * @param dataset  the dataset (<code>null</code> permitted).
1874         * @param orientation  the orientation (horizontal or vertical) 
1875         *                     (<code>null</code> NOT permitted).
1876         * @param legend  create a legend?
1877         * @param tooltips  display tooltips?
1878         * @param urls  generate URLs?
1879         *
1880         * @return The chart.
1881         */
1882        public static JFreeChart createHistogram(String title,
1883                                                 String xAxisLabel,
1884                                                 String yAxisLabel,
1885                                                 IntervalXYDataset dataset,
1886                                                 PlotOrientation orientation,
1887                                                 boolean legend,
1888                                                 boolean tooltips,
1889                                                 boolean urls) {
1890    
1891            if (orientation == null) {
1892                throw new IllegalArgumentException("Null 'orientation' argument.");
1893            }
1894            NumberAxis xAxis = new NumberAxis(xAxisLabel);
1895            xAxis.setAutoRangeIncludesZero(false);
1896            ValueAxis yAxis = new NumberAxis(yAxisLabel);
1897    
1898            XYItemRenderer renderer = new XYBarRenderer();
1899            if (tooltips) {
1900                renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
1901            }
1902            if (urls) {
1903                renderer.setURLGenerator(new StandardXYURLGenerator());
1904            }
1905    
1906            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
1907            plot.setOrientation(orientation);
1908            JFreeChart chart = new JFreeChart(
1909                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1910            );
1911            return chart;
1912    
1913        }
1914    
1915        /**
1916         * Creates and returns a default instance of a box and whisker chart.
1917         *
1918         * @param title  the chart title (<code>null</code> permitted).
1919         * @param timeAxisLabel  a label for the time axis (<code>null</code> 
1920         *                       permitted).
1921         * @param valueAxisLabel  a label for the value axis (<code>null</code> 
1922         *                        permitted).
1923         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1924         * @param legend  a flag specifying whether or not a legend is required.
1925         *
1926         * @return A box and whisker chart.
1927         */
1928        public static JFreeChart createBoxAndWhiskerChart(String title,
1929                                                     String timeAxisLabel,
1930                                                     String valueAxisLabel,
1931                                                     BoxAndWhiskerXYDataset dataset,
1932                                                     boolean legend) {
1933    
1934            ValueAxis timeAxis = new DateAxis(timeAxisLabel);
1935            NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
1936            valueAxis.setAutoRangeIncludesZero(false);
1937            XYBoxAndWhiskerRenderer renderer = new XYBoxAndWhiskerRenderer(10.0);
1938            XYPlot plot = new XYPlot(dataset, timeAxis, valueAxis, renderer);
1939            return new JFreeChart(
1940                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1941            );
1942    
1943        }
1944    
1945        /**
1946         * Creates a wind plot with default settings.
1947         *
1948         * @param title  the chart title (<code>null</code> permitted).
1949         * @param xAxisLabel  a label for the x-axis (<code>null</code> permitted).
1950         * @param yAxisLabel  a label for the y-axis (<code>null</code> permitted).
1951         * @param dataset  the dataset for the chart (<code>null</code> permitted).
1952         * @param legend  a flag that controls whether or not a legend is created.
1953         * @param tooltips  configure chart to generate tool tips?
1954         * @param urls  configure chart to generate URLs?
1955         *
1956         * @return A wind plot.
1957         *
1958         */
1959        public static JFreeChart createWindPlot(String title,
1960                                                String xAxisLabel,
1961                                                String yAxisLabel,
1962                                                WindDataset dataset,
1963                                                boolean legend,
1964                                                boolean tooltips,
1965                                                boolean urls) {
1966    
1967            ValueAxis xAxis = new DateAxis(xAxisLabel);
1968            ValueAxis yAxis = new NumberAxis(yAxisLabel);
1969            yAxis.setRange(-12.0, 12.0);
1970    
1971            WindItemRenderer renderer = new WindItemRenderer();
1972            if (tooltips) {
1973                renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
1974            }
1975            if (urls) {
1976                renderer.setURLGenerator(new StandardXYURLGenerator());
1977            }
1978            XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
1979            JFreeChart chart = new JFreeChart(
1980                title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend
1981            );
1982    
1983            return chart;
1984    
1985        }
1986    
1987        /**
1988         * Creates a wafer map chart.
1989         *
1990         * @param title  the chart title (<code>null</code> permitted).
1991         * @param dataset  the dataset (<code>null</code> permitted).
1992         * @param orientation  the plot orientation (horizontal or vertical) 
1993         *                     (<code>null</code> NOT permitted.
1994         * @param legend  display a legend?
1995         * @param tooltips  generate tooltips?
1996         * @param urls  generate URLs?
1997         *
1998         * @return A wafer map chart.
1999         */
2000        public static JFreeChart createWaferMapChart(String title,
2001                                                     WaferMapDataset dataset,
2002                                                     PlotOrientation orientation,
2003                                                     boolean legend,
2004                                                     boolean tooltips,
2005                                                     boolean urls) {
2006    
2007            if (orientation == null) {
2008                throw new IllegalArgumentException("Null 'orientation' argument.");
2009            }
2010            WaferMapPlot plot = new WaferMapPlot(dataset);
2011            WaferMapRenderer renderer = new WaferMapRenderer();
2012            plot.setRenderer(renderer);
2013    
2014            JFreeChart chart = new JFreeChart(
2015                title,
2016                JFreeChart.DEFAULT_TITLE_FONT,
2017                plot,
2018                legend
2019            );
2020    
2021            return chart;
2022        }
2023    
2024    }