testoverlay.java

j2me写的google地图

// Decompiled by DJ v3.7.7.81 Copyright 2004 Atanas Neshkov  Date: 2008-6-16 11:24:37
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// Decompiler options: packimports(3) 
// Source File Name:   TestOverlay.java

package com.eightmotions.test;

import com.eightmotions.map.MapCanvas;
import com.eightmotions.map.MapCustomOverlay;
import com.eightmotions.util.UtilMidp;
import javax.microedition.lcdui.Display;
import javax.microedition.midlet.MIDlet;

public class TestOverlay extends MIDlet
{
    class NewOverlay
        implements MapCustomOverlay
    {

        public String getTileURL(int x, int y, int z, int sizeSq, boolean isSat)
        {
            int ya = 1 << 17 - z;
            if(y < 0 || ya - 1 < y)
                return "http://www.google.com/mapfiles/transparent.gif";
            else
                return "http://tile.openstreetmap.org/" + (17 - z) + "/" + x + "/" + y + ".png";
        }

        public boolean isTransparent()
        {
            return false;
        }

        public String getName()
        {
            return "TestOverlay";
        }

        NewOverlay()
        {
        }
    }


    public TestOverlay()
    {
    }

    public void startApp()
    {
        UtilMidp.checkMIDP(this);
        m_map = new MapCanvas();
        m_map.setModeProxy(true);
        m_map.setOverlay(new NewOverlay());
        Display d = Display.getDisplay(this);
        d.setCurrent(m_map);
    }

    public void pauseApp()
    {
    }

    public void destroyApp(boolean flag)
    {
    }

    MapCanvas m_map;
}