myfirstmap.java

MapXtreme 用于电子地图制作与分析

package barchant;

import java.io.OutputStream;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.mapinfo.mapj.*;
import com.mapinfo.mapdefcontainer.*;
import com.mapinfo.mapxtreme.client.MapXtremeImageRenderer;
import com.mapinfo.util.DoubleRect;
import com.mapinfo.xmlprot.mxtj.ImageRequestComposer;

import java.util.*;
import com.mapinfo.xmlprot.mxtj.SvgConditions;

/*
 该实例显示了两种加载地图定义的方法，一种是从本地的.mdf地图定义文件中加载，另一种是从数据库的mapdefinition表中加载
 */
public class MyFirstMap extends JFrame {
  JPanel contentPane;
  BorderLayout borderLayout1 = new BorderLayout();
  public MapJ myMap;

  //Construct the frame
  public MyFirstMap() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
      //创建MapJ对象
      myMap=new MapJ();
     //1.加载地图定义，要想加载地图定义必须先要创建MapDefContainer，下面是本地文件加载的例子,成功了
      //MapDefContainer mdc=new FileMapDefContainer("d:\\program files\\MapInfo\\MapXtreme-4.7.0\\examples\\server\\data\\local");
     //2.下面是数据库的例子,从mapdefinition表中获得地图定义，成功
      MapDefContainer mdc=new OraSoMapDefContainer("oracle.jdbc.driver.OracleDriver","jdbc:oracle:thin:@172.23.206.229:1521:lk","system","manager");
      myMap.loadMapDefinition(mdc,"asia");

    //设置地图大小
      myMap.setDeviceBounds(new DoubleRect(0, 0, 800, 600));
      String mapxtremeServletUrl="http://localhost:8088/mapxtreme47/mapxtreme";

    //8888888888888888888888
      Map eventMap=new HashMap();
      eventMap.put("onmouseover", "OnMouseOver_Event");
     // create an SvgConditions object
      SvgConditions svgConditions = new SvgConditions(eventMap);

      //产生背景图片
      ImageRequestComposer imageRC=ImageRequestComposer.create(myMap,256,Color.red,"image/svg+xml");
      //创建MapXtremeImageRenderer类，该类就是用于与servlet打交道
      MapXtremeImageRenderer renderer=new MapXtremeImageRenderer(mapxtremeServletUrl);
      imageRC.setSvgConditions(svgConditions);
      //从servlet上下载空间数据
      renderer.render(imageRC);
      renderer.toFile("e:\\songqian.gif");
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    contentPane = (JPanel) this.getContentPane();
    contentPane.setLayout(borderLayout1);
    this.setSize(new Dimension(400, 300));
    this.setTitle("Frame Title");
  }
  //Overridden so we can exit when window is closed
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }
  public static void main(String args[]){
   MyFirstMap map=new MyFirstMap();
 }

}