?? barchart3ddemo2.java
字號(hào):
/* ======================================
* JFreeChart : a free Java chart library
* ======================================
*
* Project Info: http://www.jfree.org/jfreechart/index.html
* Project Lead: David Gilbert (david.gilbert@object-refinery.com);
*
* (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* --------------------
* BarChart3DDemo2.java
* --------------------
* (C) Copyright 2002, 2003, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: BarChart3DDemo2.java,v 1.4 2003/06/30 12:14:34 mungady Exp $
*
* Changes
* -------
* 29-May-2002 : Version 1 (DG);
* 10-Oct-2002 : Fixed errors reported by Checkstyle (DG);
* 05-Nov-2002 : Renamed HorizontalBarChart3DDemo.java (DG);
* 13-May-2003 : Renamed BarChart3DDemo2.java (DG);
*
*/
package org.jfree.chart.demo;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.CategoryDataset;
import org.jfree.data.DefaultCategoryDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
/**
* A simple demonstration application showing how to create a horizontal 3D bar chart using data
* from a {@link CategoryDataset}.
*
* @author David Gilbert
*/
public class BarChart3DDemo2 extends ApplicationFrame {
/**
* Creates a new demo.
*
* @param title the frame title.
*/
public BarChart3DDemo2(String title) {
super(title);
// create the chart...
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(23.0, "Series 1", "Group 1");
dataset.addValue(14.0, "Series 1", "Group 2");
dataset.addValue(13.0, "Series 2", "Group 1");
dataset.addValue(19.0, "Series 2", "Group 2");
dataset.addValue(7.0, "Series 3", "Group 1");
dataset.addValue(9.0, "Series 3", "Group 2");
JFreeChart chart = createChart(dataset);
// add the chart to a panel...
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
setContentPane(chartPanel);
}
/**
* Creates a chart.
*
* @param dataset the dataset.
*
* @return The chart.
*/
private JFreeChart createChart(CategoryDataset dataset) {
JFreeChart chart = ChartFactory.createBarChart3D(
"3D Bar Chart Demo 2", // chart title
"Category", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.HORIZONTAL, // orientation
true, // include legend
true, // tooltips
false // urls
);
CategoryPlot plot = chart.getCategoryPlot();
plot.setForegroundAlpha(1.0f);
return chart;
}
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(String[] args) {
BarChart3DDemo2 demo = new BarChart3DDemo2("3D Bar Chart Demo 2");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -