用j2me开发GIS程序-地图绘制1

开发环境eclipse 3.1.0+eclipseME+Sun WTK2.2
运行环境 MIDP2.0

MapMIDlet 类，很简单，负责启动和关闭
public class MapMIDlet extends MIDlet
{

private Display display;
private MapCanvas canvas;

public MapMIDlet()
{
display = Display.getDisplay(this);
canvas = new MapCanvas(this);
}

protected void startApp()
{
display.setCurrent(canvas);
}

protected void pauseApp()
{
}

protected void destroyApp(boolean flag)
{
}

public void exit()
{
destroyApp(true);
notifyDestroyed();
}
}