chartfactory.java

OLAP 的客户端代码

/*
 * ====================================================================
 * This software is subject to the terms of the Common Public License
 * Agreement, available at the following URL:
 *   http://www.opensource.org/licenses/cpl.html .
 * Copyright (C) 2003-2004 TONBELLER AG.
 * All Rights Reserved.
 * You must accept the terms of that agreement to use this software.
 * ====================================================================
 */
package com.tonbeller.jpivot.chart;

import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.CategoryAxis;
import org.jfree.chart.axis.CategoryAxis3D;
import org.jfree.chart.axis.DateAxis;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.axis.NumberAxis3D;
import org.jfree.chart.axis.ValueAxis;
import org.jfree.chart.labels.CategoryToolTipGenerator;
import org.jfree.chart.labels.PieToolTipGenerator;
import org.jfree.chart.labels.StandardCategoryToolTipGenerator;
import org.jfree.chart.labels.StandardPieToolTipGenerator;
import org.jfree.chart.labels.StandardXYToolTipGenerator;
import org.jfree.chart.labels.XYToolTipGenerator;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.MultiplePiePlot;
import org.jfree.chart.plot.PiePlot;
import org.jfree.chart.plot.PiePlot3D;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.category.AreaRenderer;
import org.jfree.chart.renderer.category.BarRenderer;
import org.jfree.chart.renderer.category.BarRenderer3D;
import org.jfree.chart.renderer.category.CategoryItemRenderer;
import org.jfree.chart.renderer.category.LineAndShapeRenderer;
import org.jfree.chart.renderer.category.StackedAreaRenderer;
import org.jfree.chart.renderer.category.StackedBarRenderer;
import org.jfree.chart.renderer.category.StackedBarRenderer3D;
import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
import org.jfree.chart.urls.CategoryURLGenerator;
import org.jfree.chart.urls.PieURLGenerator;
import org.jfree.chart.urls.StandardXYURLGenerator;
import org.jfree.chart.urls.XYURLGenerator;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.xy.XYDataset;
import org.jfree.util.TableOrder;
/**
 * Utility methods for creating charts.
 * This class is derived from JFreeChart ChartFactory class.
 *
 */
public class ChartFactory {
	
	// set url prefix to empty string
	static String urlPrefix = "";
	
	/**
	 * Creates a chart containing multiple pie charts, from a TableDataset.
	 *
	 * @param title  the chart title.
	 * @param data  the dataset for the chart.
	 * @param extractType  <code>PER_ROW</code> or <code>PER_COLUMN</code> (defined in 
	 *                     {@link PiePlot}).
	 * @param legend  a flag specifying whether or not a legend is required.
	 * @param tooltips  configure chart to generate tool tips?
	 * @param urls  configure chart to generate URLs?
	 *
	 * @return a pie chart.
	 */
	public static JFreeChart createPieChart(String title, 
											java.awt.Font titleFont,
											CategoryDataset data,
											TableOrder order,
											boolean legend, 
											boolean tooltips, 
											boolean urls,
                                                                                        PieURLGenerator urlGenerator
											) {

		MultiplePiePlot plot = new MultiplePiePlot(data);         
                plot.setDataExtractOrder(order);
                
                PiePlot pp= (PiePlot) plot.getPieChart().getPlot();		
                //pp.setInsets(new Insets(0, 5, 5, 5));
                pp.setBackgroundPaint(null);
                // no outline around each piechart
                pp.setOutlineStroke(null);
                //plot.setOutlineStroke(null);
		PieToolTipGenerator tooltipGenerator = null;
		if (tooltips) {
			tooltipGenerator = new StandardPieToolTipGenerator();
		}
               
		//PieURLGenerator urlGenerator = null;
		if (!urls) {
			urlGenerator = null;
		}
                
                pp.setToolTipGenerator(tooltipGenerator);
                pp.setLabelGenerator(null);
		pp.setURLGenerator(urlGenerator);
                
		JFreeChart chart = new JFreeChart(title, titleFont, plot, legend);

		return chart;

	}
        /**
     * Creates a sample dataset for the demo.
     * 
     * @return A sample dataset.
     */
        
        public static JFreeChart create3DPieChart(String title, 
											java.awt.Font titleFont,
											CategoryDataset data,
											TableOrder order,
											boolean legend, 
											boolean tooltips, 
											boolean urls,
                                                                                        PieURLGenerator urlGenerator
											) {
       
                MultiplePiePlot plot = new MultiplePiePlot(data);
                plot.setDataExtractOrder(order);
                
                //plot.setOutlineStroke(null);
                
                JFreeChart pieChart = new JFreeChart(new PiePlot3D(null));                                                          
		pieChart.setBackgroundPaint(null);
                plot.setPieChart(pieChart);
                
                PiePlot3D pp = (PiePlot3D) plot.getPieChart().getPlot();
                pp.setBackgroundPaint(null);
                //pp.setInsets(new Insets(0, 5, 5, 5));
               
                // no outline around each piechart
		pp.setOutlineStroke(null);               
                
                PieToolTipGenerator tooltipGenerator = null;
		if (tooltips) {
			tooltipGenerator = new StandardPieToolTipGenerator();
		}
                
                if (!urls) {
			urlGenerator = null;
		}
                
                pp.setToolTipGenerator(tooltipGenerator);
                pp.setLabelGenerator(null);
		pp.setURLGenerator(urlGenerator);
		JFreeChart chart = new JFreeChart(title, titleFont, plot, legend);

		return chart;

	}
	/**
	 * Creates a vertical bar chart with default settings.
	 *
	 * @param title  the chart title.
	 * @param categoryAxisLabel  the label for the category axis.
	 * @param valueAxisLabel  the label for the value axis.
	 * @param data  the dataset for the chart.
	 * @param legend  a flag specifying whether or not a legend is required.
	 * @param tooltips  configure chart to generate tool tips?
	 * @param urls  configure chart to generate URLs?
	 *
	 * @return a vertical bar chart.
	 */
	public static JFreeChart createBarChart(String title,
													java.awt.Font titleFont,
													String categoryAxisLabel,
													String valueAxisLabel,
													CategoryDataset data,
													PlotOrientation orientation,
													boolean legend,
													boolean tooltips,
													boolean urls,
													CategoryURLGenerator urlGenerator
													) {

		CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
		ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
		BarRenderer renderer = new BarRenderer();

		if (tooltips) {
			renderer.setToolTipGenerator(new StandardCategoryToolTipGenerator());
		}
		if (urls) {
			renderer.setItemURLGenerator(urlGenerator);
		}
		CategoryPlot plot = new CategoryPlot(data, categoryAxis, valueAxis, renderer);
		plot.setOrientation(orientation);
		JFreeChart chart = new JFreeChart(title, titleFont, plot, legend);

		return chart;

	}

	/**
	 * Creates a vertical 3D-effect bar chart with default settings.
	 *
	 * @param title  the chart title.
	 * @param categoryAxisLabel  the label for the category axis.
	 * @param valueAxisLabel  the label for the value axis.
	 * @param data  the dataset for the chart.
	 * @param legend  a flag specifying whether or not a legend is required.
	 * @param tooltips  configure chart to generate tool tips?
	 * @param urls  configure chart to generate URLs?
	 *
	 * @return a vertical 3D-effect bar chart.
	 */
	public static JFreeChart createBarChart3D(String title,
													  java.awt.Font titleFont,
													  String categoryAxisLabel,
													  String valueAxisLabel,
													  CategoryDataset data,
													  PlotOrientation orientation,
													  boolean legend,
													  boolean tooltips,
													  boolean urls,
													  CategoryURLGenerator urlGenerator) {

		CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
		ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);

		BarRenderer3D renderer = new BarRenderer3D();
                
                //renderer.setLabelGenerator(new StandardCategoryLabelGenerator());
		if (tooltips) {			
                        renderer.setToolTipGenerator(new StandardCategoryToolTipGenerator());
		}
		if (urls) {
			renderer.setItemURLGenerator(urlGenerator);
		}

		CategoryPlot plot = new CategoryPlot(data, categoryAxis, valueAxis, renderer);
		plot.setOrientation(orientation);
		plot.setForegroundAlpha(0.75f);

		JFreeChart chart = new JFreeChart(title, titleFont, plot, legend);

		return chart;

	}
    
	/**
	 * Creates a stacked vertical bar chart with default settings.
	 *
	 * @param title  the chart title.
	 * @param domainAxisLabel  the label for the category axis.
	 * @param rangeAxisLabel  the label for the value axis.
	 * @param data   the dataset for the chart.
	 * @param legend  a flag specifying whether or not a legend is required.
	 * @param tooltips  configure chart to generate tool tips?
	 * @param urls  configure chart to generate URLs?
	 *
	 * @return The chart.
	 */
	public static JFreeChart createStackedBarChart(String title,
														   java.awt.Font titleFont,
														   String domainAxisLabel,
														   String rangeAxisLabel,