mappanel.java

来自「基于Java的地图数据管理软件。使用MySQL数据库管理系统。」· Java 代码 · 共 55 行

package net.aetherial.gis.cutAndLink;

import java.awt.Color;
import javax.swing.JMenuItem;
import net.aetherial.gis.our.ToMap;
import javax.swing.JPopupMenu;
import java.awt.Graphics;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2004</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class MapPanel
    extends DynamicPanel {
  private int countPaint =0;
  private Graphics g = null;
  private ToMap tm = new ToMap();
  private boolean init = false;
  private JPopupMenu popup = new JPopupMenu();
  private JMenuItem jMenuItemZoomIn = new JMenuItem();
  private JMenuItem jMenuItemZoomOut = new JMenuItem();
  private int baseX =0,baseY=0;
  private TempDoc tc = null;
  public MapPanel() {
    //super();

  }
  public void setTempDoc(TempDoc tc){
    this.tc = tc;
  }
  public void init(){
    this.setBackground(Color.white);
    if(g==null){
      //System.out.println("g==null");
      init =false;
      return;
    }
    if(tc.track!=null){
      tm.resetAll();
      this.tm.rollMemory();
      this.tm.determinScale(this.getWidth(), this.getHeight());
      this.tm.drawTracks(g);
      this.init = true;
    }
  }
}