AWT之—画图
package edu.ch4;
import java.awt.Color;
import java.awt.Font;
import java.awt.Frame;
import java.util.Calendar;
import java.util.Date;
import org.eclipse.jface.window.ApplicationWindow;
import org.eclipse.swt.SWT;
import org.eclipse.swt.awt.SWT_AWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TabFolder;
import org.eclipse.swt.widgets.TabItem;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PiePlot;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.category.IntervalCategoryDataset;
import org.jfree.data.gantt.Task;
import org.jfree.data.gantt.TaskSeries;
import org.jfree.data.gantt.TaskSeriesCollection;
import org.jfree.data.general.DefaultPieDataset;
public class Test extends ApplicationWindow {
/** *//**
* Create the application window
*/
public Test() {
super(null);
addToolBar(SWT.FLAT | SWT.WRAP);
addMenuBar();
addStatusLine();
}
/** *//**
* Create contents of the application window
*
* @param parent
*/
@Override
protected Control createContents(Composite parent) {
TabFolder tf = new TabFolder(parent, SWT.TOP);
TabItem ti = new TabItem(tf, SWT.NULL);
ti.setText("分类");
Composite composite = new Composite(tf, SWT.NO_BACKGROUND
| SWT.EMBEDDED);
Frame frame = SWT_AWT.new_Frame(composite);
frame.add(new ChartPanel(createBarChart()));
ti.setControl(composite);
TabItem ti1 = new TabItem(tf, SWT.NULL);
ti1.setText("项目组");
Composite composite1 = new Composite(tf, SWT.NO_BACKGROUND
| SWT.EMBEDDED);
Frame frame1 = SWT_AWT.new_Frame(composite1);
frame1.add(new ChartPanel(createGanttChart()));
ti1.setControl(composite1);
tf.setSelection(0);
return tf;
}
/** *//**
* 方法名称： 内容摘要：
*
* @return
* @return JFreeChart
* @throws
*/
private JFreeChart createGanttChart() {
String title = "Gantt测试";
IntervalCategoryDataset dataset = createSampleDataset();
JFreeChart jfc = ChartFactory.createGanttChart(title, "项目各阶段详细实施计划",
"项目周期", dataset, false, false, false);
return jfc;
}
/** *//**
* 方法名称：
* 内容摘要：创建gantt内容
*
* @return
* @return IntervalCategoryDataset
* @throws
*/
private IntervalCategoryDataset createSampleDataset() {
TaskSeries s1 = new TaskSeries("日程表");
Task t1 = new Task("项目立项", date(1, Calendar.APRIL, 2001), date(5,
Calendar.APRIL, 2001));
t1.setPercentComplete(1.00);
Task t2 = new Task("项目立项讨论", date(6, Calendar.APRIL, 2001), date(19,
Calendar.APRIL, 2001));
s1.add(t1);
s1.add(t2);
final Task t3 = new Task(
"需求分析",
date(10, Calendar.APRIL, 2001), date(5, Calendar.MAY, 2001)
);
final Task st31 = new Task(
"需求1",
date(10, Calendar.APRIL, 2001), date(25, Calendar.APRIL, 2001)
);
st31.setPercentComplete(1.0);
final Task st32 = new Task(
"需求2",
date(1, Calendar.MAY, 2001), date(5, Calendar.MAY, 2001)
);
st32.setPercentComplete(1.0);
t3.addSubtask(st31);
t3.addSubtask(st32);
s1.add(t3);
final TaskSeriesCollection collection = new TaskSeriesCollection();
collection.add(s1);
return collection;
}
/** *//** */
/** *//**
* Utility method for creating <code>Date</code> objects.
*
* @param day
* 日
* @param month
* 月
* @param year
* 年
*
* @return a date.
*/
private static Date date(final int day, final int month, final int year) {
final Calendar calendar = Calendar.getInstance();
calendar.set(year, month, day);
final Date result = calendar.getTime();
return result;
}
/** *//**
* 方法名称： 内容摘要：饼图测试
*
* @return
* @return JFreeChart
* @throws
*/
private JFreeChart createBarChart() {
String title = "空调2002年市场占有率";
DefaultPieDataset piedata = new DefaultPieDataset();
piedata.setValue("联想", 27.3);
piedata.setValue("长城", 12.2);
piedata.setValue("海尔", 5.5);
piedata.setValue("美的", 17.1);
piedata.setValue("松下", 9.0);
piedata.setValue("科龙", 19.0);
JFreeChart chart = ChartFactory.createPieChart(title, piedata, true,
true, true);
chart.setTitle(new TextTitle(title, new Font("隶书", Font.ITALIC, 15)));
chart.addSubtitle(new TextTitle("2002财年分析", new Font("隶书", Font.ITALIC,
12)));
chart.setBackgroundPaint(Color.white);
PiePlot pie = (PiePlot) chart.getPlot();
pie.setBackgroundPaint(Color.white);
pie.setBackgroundAlpha(0.6f);
pie.setForegroundAlpha(0.90f);
return chart;
}
/** *//**
* Launch the application
*
* @param args
*/
public static void main(String args[]) {
try {
Test window = new Test();
window.setBlockOnOpen(true);
window.open();
Display.getCurrent().dispose();
} catch (Exception e) {
e.printStackTrace();
}
}
/** *//**
* Configure the shell
*
* @param newShell
*/
@Override
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText("New Application");
}
/** *//**
* Return the initial size of the window
*/
@Override
protected Point getInitialSize() {
return new Point(500, 375);
}
}
