java代码类

import java.awt.BorderLayout;
import java.awt.EventQueue;

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.event.AncestorListener;
import javax.swing.event.AncestorEvent;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import javax.swing.*;
import java.awt.*;


static {

     System.loadLibrary("JMapTest");
  }
public static native boolean loadDll();
public static native void releaseDll();
public static native boolean InitMapData(String workdir);
public static native boolean CreateMap(long nMap);

public static native boolean DrawMaps(long hDC,long left, long top, long right,long bottom,long nMap);
public static native void MoveToCenter(long x, long y,long nMap);