vectorgraph.java

基于Java的地图数据管理软件。使用MySQL数据库管理系统。

package net.aetherial.gis.vectorgraph;
import net.aetherial.gis.garmin.*;
import net.aetherial.gis.surface.*;
import org.w3c.dom.*;

public class Vectorgraph {
  String str ="";
  public Vectorgraph() {
  }
  public void drawTracks(){
   int[] pos = ItemValue.getPosition("track");
   if(pos == null)
     return;

   Node node  = null;
   NodeList nl = null;
   for(int i=0;i<pos.length;i++){
     node = ItemValue.getTracks(pos[i]);
     nl = ItemValue.getTracksPoint(node);
     str = str + "pline\n";
     for(int j=0;j<nl.getLength();j++){
       str = str + ItemValue.getTracksPointY(nl.item(j)) + "," +
           ItemValue.getTracksPointX(nl.item(j)) + "\n";
     }
     str = str + "c\n";
   }

  }
  public void printStr(){
    System.out.println(str);
  }
}