Tuesday, 30 October 2012

Android Draw route path between Multiple Distance

Android Draw route path between Multiple Distance

Previous Post draw route between two distance  now draw route between more the two.

Main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<com.google.android.maps.MapView
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/mapview"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:enabled="true"
android:clickable="true"
android:apiKey="0vhRtRSX4ZNpVfcGL73Z9AO23GGEzrScRkAxFng" />
</LinearLayout>


balloon_overlay.xml


<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/balloon_main_layout"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:gravity="center_vertical"
    android:orientation="horizontal" >

    <LinearLayout
        android:id="@+id/balloon_inner_layout"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="5dp"
        android:layout_marginLeft="10dp"
        android:layout_marginRight="10dp"
        android:layout_marginTop="5dp"
        android:layout_weight="1"
        android:orientation="vertical" >

        <TextView
            android:id="@+id/balloon_item_title"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:textColor="#FF000000"
            android:textSize="16dip" >
        </TextView>

        <TextView
            android:id="@+id/balloon_item_snippet"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:textColor="#FF000000"
            android:textSize="12dip" >
        </TextView>
    </LinearLayout>

</LinearLayout>


BalloonItemizedOverlay.java


package com.froger.routepathexample;
import java.util.List;
import android.graphics.drawable.Drawable;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.view.ViewGroup.LayoutParams;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.ItemizedOverlay;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.OverlayItem;

/**
 * An abstract extension of ItemizedOverlay for displaying an information balloon
 * upon screen-tap of each marker overlay.
 * 
 * @author Jeff Gilfelt
 */
public abstract class BalloonItemizedOverlay<Item extends OverlayItem> extends ItemizedOverlay<Item> {

private MapView mapView;
private BalloonOverlayView<Item> balloonView;
private View clickRegion;
private int viewOffset;
final MapController mc;
private Item currentFocussedItem;
private int currentFocussedIndex;

public BalloonItemizedOverlay(Drawable defaultMarker, MapView mapView) {
super(defaultMarker);
this.mapView = mapView;
viewOffset = 0;
mc = mapView.getController();
}


public void setBalloonBottomOffset(int pixels) {
viewOffset = pixels;
}
public int getBalloonBottomOffset() {
return viewOffset;
}


protected boolean onBalloonTap(int index, Item item) {
return false;
}


@Override
protected final boolean onTap(int index) {

currentFocussedIndex = index;
currentFocussedItem = createItem(index);

boolean isRecycled;
if (balloonView == null) {
balloonView = createBalloonOverlayView();
clickRegion = (View) balloonView.findViewById(R.id.balloon_inner_layout);
clickRegion.setOnTouchListener(createBalloonTouchListener());
isRecycled = false;
} else {
isRecycled = true;
}

balloonView.setVisibility(View.GONE);

List<Overlay> mapOverlays = mapView.getOverlays();
if (mapOverlays.size() > 1) {
hideOtherBalloons(mapOverlays);
}

balloonView.setData(currentFocussedItem);

GeoPoint point = currentFocussedItem.getPoint();
MapView.LayoutParams params = new MapView.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT, point,
MapView.LayoutParams.BOTTOM_CENTER);
params.mode = MapView.LayoutParams.MODE_MAP;
balloonView.setVisibility(View.VISIBLE);
if (isRecycled) {
balloonView.setLayoutParams(params);
} else {
mapView.addView(balloonView, params);
}

mc.animateTo(point);
return true;
}

/**
* Creates the balloon view. Override to create a sub-classed view that
* can populate additional sub-views.
*/
protected BalloonOverlayView<Item> createBalloonOverlayView() {
return new BalloonOverlayView<Item>(getMapView().getContext(), getBalloonBottomOffset());
}

/**
* Expose map view to subclasses.
* Helps with creation of balloon views. 
*/
protected MapView getMapView() {
return mapView;
}

/**
* Sets the visibility of this overlay's balloon view to GONE. 
*/
protected void hideBalloon() {
if (balloonView != null) {
balloonView.setVisibility(View.GONE);
}
}

/**
* Hides the balloon view for any other BalloonItemizedOverlay instances
* that might be present on the MapView.

* @param overlays - list of overlays (including this) on the MapView.
*/
private void hideOtherBalloons(List<Overlay> overlays) {

for (Overlay overlay : overlays) {
if (overlay instanceof BalloonItemizedOverlay<?> && overlay != this) {
((BalloonItemizedOverlay<?>) overlay).hideBalloon();
}
}

}

/**
* Sets the onTouchListener for the balloon being displayed, calling the
* overridden {@link #onBalloonTap} method.
*/
private OnTouchListener createBalloonTouchListener() {
return new OnTouchListener() {
public boolean onTouch(View v, MotionEvent event) {

View l =  ((View) v.getParent()).findViewById(R.id.balloon_main_layout);
Drawable d = l.getBackground();

if (event.getAction() == MotionEvent.ACTION_DOWN) {
int[] states = {android.R.attr.state_pressed};
if (d.setState(states)) {
d.invalidateSelf();
}
return true;
} else if (event.getAction() == MotionEvent.ACTION_UP) {
int newStates[] = {};
if (d.setState(newStates)) {
d.invalidateSelf();
}
onBalloonTap(currentFocussedIndex, currentFocussedItem);
return true;
} else {
return false;
}

}
};
}

}

BalloonOverlayView.java

package com.froger.routepathexample;

import android.content.Context;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.google.android.maps.OverlayItem;

/**
 * A view representing a MapView marker information balloon.
 * <p>
 * This class has a number of Android resource dependencies:
 * <ul>
 * <li>drawable/balloon_overlay_bg_selector.xml</li>
 * <li>drawable/balloon_overlay_close.png</li>
 * <li>drawable/balloon_overlay_focused.9.png</li>
 * <li>drawable/balloon_overlay_unfocused.9.png</li>
 * <li>layout/balloon_map_overlay.xml</li>
 * </ul>
 * </p>
 * 
 * @author Jeff Gilfelt
 *
 */
public class BalloonOverlayView<Item extends OverlayItem> extends FrameLayout {

private LinearLayout layout;
private TextView title;
private TextView snippet;

/**
* Create a new BalloonOverlayView.
* @param context - The activity context.
* @param balloonBottomOffset - The bottom padding (in pixels) to be applied
* when rendering this view.
*/
public BalloonOverlayView(Context context, int balloonBottomOffset) {

super(context);

setPadding(10, 0, 10, balloonBottomOffset);
layout = new LinearLayout(context);
layout.setVisibility(VISIBLE);

LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View v = inflater.inflate(R.layout.balloon_overlay, layout);
title = (TextView) v.findViewById(R.id.balloon_item_title);
snippet = (TextView) v.findViewById(R.id.balloon_item_snippet);

FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
params.gravity = Gravity.NO_GRAVITY;

addView(layout, params);

}
/**
* Sets the view data from a given overlay item.
* @param item - The overlay item containing the relevant view data 
* (title and snippet). 
*/
public void setData(Item item) {
layout.setVisibility(VISIBLE);
if (item.getTitle() != null) {
title.setVisibility(VISIBLE);
title.setText(item.getTitle());
} else {
title.setVisibility(GONE);
}
if (item.getSnippet() != null) {
snippet.setVisibility(VISIBLE);
snippet.setText(item.getSnippet());
} else {
snippet.setVisibility(GONE);
}
}

}

GoogleParser.java

package com.froger.routepathexample;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.util.Log;

import com.google.android.maps.GeoPoint;

public class GoogleParser extends XMLParser implements Parser {
    /** Distance covered. **/
    private int distance;

    public GoogleParser(String feedUrl) {
            super(feedUrl);
    }

    /**
     * Parses a url pointing to a Google JSON object to a Route object.
     * @return a Route object based on the JSON object.
     */

    public Route parse() {
            // turn the stream into a string
            final String result = convertStreamToString(this.getInputStream());
            //Create an empty route
            final Route route = new Route();
            //Create an empty segment
            final Segment segment = new Segment();
            try {
                    //Tranform the string into a json object
                    final JSONObject json = new JSONObject(result);
                    //Get the route object
                    final JSONObject jsonRoute = json.getJSONArray("routes").getJSONObject(0);
                    //Get the leg, only one leg as we don't support waypoints
                    final JSONObject leg = jsonRoute.getJSONArray("legs").getJSONObject(0);
                    //Get the steps for this leg
                    final JSONArray steps = leg.getJSONArray("steps");
                    //Number of steps for use in for loop
                    final int numSteps = steps.length();
                    //Set the name of this route using the start & end addresses
                    route.setName(leg.getString("start_address") + " to " + leg.getString("end_address"));
                    //Get google's copyright notice (tos requirement)
                    route.setCopyright(jsonRoute.getString("copyrights"));
                    //Get the total length of the route.
                    route.setLength(leg.getJSONObject("distance").getInt("value"));
                    //Get any warnings provided (tos requirement)
                    if (!jsonRoute.getJSONArray("warnings").isNull(0)) {
                            route.setWarning(jsonRoute.getJSONArray("warnings").getString(0));
                    }
                    /* Loop through the steps, creating a segment for each one and
                     * decoding any polylines found as we go to add to the route object's
                     * map array. Using an explicit for loop because it is faster!
                     */
                    for (int i = 0; i < numSteps; i++) {
                            //Get the individual step
                            final JSONObject step = steps.getJSONObject(i);
                            //Get the start position for this step and set it on the segment
                            final JSONObject start = step.getJSONObject("start_location");
                            final GeoPoint position = new GeoPoint((int) (start.getDouble("lat")*1E6), 
                                    (int) (start.getDouble("lng")*1E6));
                            segment.setPoint(position);
                            //Set the length of this segment in metres
                            final int length = step.getJSONObject("distance").getInt("value");
                            distance += length;
                            segment.setLength(length);
                            segment.setDistance(distance/1000);
                            //Strip html from google directions and set as turn instruction
                            segment.setInstruction(step.getString("html_instructions").replaceAll("<(.*?)*>", ""));
                            //Retrieve & decode this segment's polyline and add it to the route.
                            route.addPoints(decodePolyLine(step.getJSONObject("polyline").getString("points")));
                            //Push a copy of the segment to the route
                            route.addSegment(segment.copy());
                    }
            } catch (JSONException e) {
                    Log.e(e.getMessage(), "Google JSON Parser - " + feedUrl);
            }
            return route;
    }

    /**
     * Convert an inputstream to a string.
     * @param input inputstream to convert.
     * @return a String of the inputstream.
     */

    private static String convertStreamToString(final InputStream input) {
    final BufferedReader reader = new BufferedReader(new InputStreamReader(input));
    final StringBuilder sBuf = new StringBuilder();

    String line = null;
    try {
        while ((line = reader.readLine()) != null) {
            sBuf.append(line);
        }
    } catch (IOException e) {
            Log.e(e.getMessage(), "Google parser, stream2string");
    } finally {
        try {
            input.close();
        } catch (IOException e) {
            Log.e(e.getMessage(), "Google parser, stream2string");
        }
    }
    return sBuf.toString();
}

    /**
     * Decode a polyline string into a list of GeoPoints.
     * @param poly polyline encoded string to decode.
     * @return the list of GeoPoints represented by this polystring.
     */

    private List<GeoPoint> decodePolyLine(final String poly) {
            int len = poly.length();
            int index = 0;
            List<GeoPoint> decoded = new ArrayList<GeoPoint>();
            int lat = 0;
            int lng = 0;

            while (index < len) {
            int b;
            int shift = 0;
            int result = 0;
            do {
                    b = poly.charAt(index++) - 63;
                    result |= (b & 0x1f) << shift;
                    shift += 5;
            } while (b >= 0x20);
            int dlat = ((result & 1) != 0 ? ~(result >> 1) : (result >> 1));
            lat += dlat;

            shift = 0;
            result = 0;
            do {
                    b = poly.charAt(index++) - 63;
                    result |= (b & 0x1f) << shift;
                    shift += 5;
            } while (b >= 0x20);
                    int dlng = ((result & 1) != 0 ? ~(result >> 1) : (result >> 1));
                    lng += dlng;

            decoded.add(new GeoPoint(
                    (int) (lat*1E6 / 1E5), (int) (lng*1E6 / 1E5)));
            }

            return decoded;
            }
}

MainActivity.java

package com.froger.routepathexample;
import java.util.List;
import android.graphics.Color;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.OverlayItem;

public class MainActivity extends MapActivity {
private MapView mapView;
GeoPoint SourceGeoPoint,DescGeoPoint,thirdGeoPoint;
Drawable drawable;
MyItemizedOverlay itemizedOverlay;
@Override
protected boolean isRouteDisplayed() { return false; }
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);        
        setContentView(R.layout.main);
        mapView = (MapView)findViewById(R.id.mapview);       
        mapView.setBuiltInZoomControls(true);
        SourceGeoPoint = new GeoPoint((int) (13.0473735 * 1E6), (int) (80.2442964 * 1E6));// First point
        DescGeoPoint= new GeoPoint((int) (13.005485 * 1E6), (int) (77.5840933 * 1E6));// Second point
        thirdGeoPoint= new GeoPoint((int) (11.6523558 * 1E6), (int) (78.1566461 * 1E6));//Third Point              
        List<Overlay> mapOverlays = mapView.getOverlays();
drawable = getResources().getDrawable(R.drawable.first);
itemizedOverlay = new MyItemizedOverlay(drawable, mapView);
OverlayItem overlayItem = new OverlayItem(SourceGeoPoint, "","");
OverlayItem overlayItem2 = new OverlayItem(DescGeoPoint, "","");
OverlayItem overlayItem3 = new OverlayItem(thirdGeoPoint, "","");
itemizedOverlay.addOverlay(overlayItem);
itemizedOverlay.addOverlay(overlayItem2);
itemizedOverlay.addOverlay(overlayItem3);
mapOverlays.add(itemizedOverlay);
final MapController mc = mapView.getController();
mc.animateTo(SourceGeoPoint);
mc.setZoom(16);
        Route route = directions(SourceGeoPoint,DescGeoPoint);
        Route route1 = directions(DescGeoPoint,thirdGeoPoint);
        RouteOverlay routeOverlay = new RouteOverlay(route, Color.BLUE);
        RouteOverlay routeOverlay1 = new RouteOverlay(route1, Color.BLUE);
        mapView.getOverlays().add(routeOverlay);
        mapView.getOverlays().add(routeOverlay1);
      }
    
      
    private Route directions(final GeoPoint start, final GeoPoint dest) {
        Parser parser;
        String jsonURL = "http://maps.google.com/maps/api/directions/json?";
        final StringBuffer sBuf = new StringBuffer(jsonURL);
        sBuf.append("origin=");
        sBuf.append(start.getLatitudeE6()/1E6);
        sBuf.append(',');
        sBuf.append(start.getLongitudeE6()/1E6);
        sBuf.append("&destination=");
        sBuf.append(dest.getLatitudeE6()/1E6);
        sBuf.append(',');
        sBuf.append(dest.getLongitudeE6()/1E6);
        sBuf.append("&sensor=true&mode=driving");
        parser = new GoogleParser(sBuf.toString());
        Route r =  parser.parse();
        return r;
    }    
}

MyItemizedOverlay.java

package com.froger.routepathexample;

import java.util.ArrayList;
import android.content.Context;
import android.graphics.drawable.Drawable;
import com.google.android.maps.MapView;
import com.google.android.maps.OverlayItem;


public class MyItemizedOverlay extends BalloonItemizedOverlay<OverlayItem> {

private ArrayList<OverlayItem> m_overlays = new ArrayList<OverlayItem>();
private Context c;
public MyItemizedOverlay(Drawable defaultMarker, MapView mapView) {
super(boundCenter(defaultMarker), mapView);
c = mapView.getContext();
}

public void addOverlay(OverlayItem overlay) {
   m_overlays.add(overlay);
   populate();
}

@Override
protected OverlayItem createItem(int i) {
return m_overlays.get(i);
}

@Override
public int size() {
return m_overlays.size();
}

@Override
protected boolean onBalloonTap(int index, OverlayItem item) {
/*Toast.makeText(c, "LOCATION " + index,
Toast.LENGTH_LONG).show();*/
return true;
}
}

Parser.java

package com.froger.routepathexample;

public interface Parser {
public Route parse();
}

Route.java

package com.froger.routepathexample;

import java.util.ArrayList;
import java.util.List;

import com.google.android.maps.GeoPoint;

public class Route {
private String name;
    private final List<GeoPoint> points;
    private List<Segment> segments;
    private String copyright;
    private String warning;
    private String country;
    private int length;
    private String polyline;

    public Route() {
            points = new ArrayList<GeoPoint>();
            segments = new ArrayList<Segment>();
    }

    public void addPoint(final GeoPoint p) {
            points.add(p);
    }

    public void addPoints(final List<GeoPoint> points) {
            this.points.addAll(points);
    }

    public List<GeoPoint> getPoints() {
            return points;
    }

    public void addSegment(final Segment s) {
            segments.add(s);
    }

    public List<Segment> getSegments() {
            return segments;
    }

    /**
     * @param name the name to set
     */
    public void setName(final String name) {
            this.name = name;
    }

    /**
     * @return the name
     */
    public String getName() {
            return name;
    }

    /**
     * @param copyright the copyright to set
     */
    public void setCopyright(String copyright) {
            this.copyright = copyright;
    }

    /**
     * @return the copyright
     */
    public String getCopyright() {
            return copyright;
    }

    /**
     * @param warning the warning to set
     */
    public void setWarning(String warning) {
            this.warning = warning;
    }

    /**
     * @return the warning
     */
    public String getWarning() {
            return warning;
    }

    /**
     * @param country the country to set
     */
    public void setCountry(String country) {
            this.country = country;
    }

    /**
     * @return the country
     */
    public String getCountry() {
            return country;
    }

    /**
     * @param length the length to set
     */
    public void setLength(int length) {
            this.length = length;
    }

    /**
     * @return the length
     */
    public int getLength() {
            return length;
    }


    /**
     * @param polyline the polyline to set
     */
    public void setPolyline(String polyline) {
            this.polyline = polyline;
    }

    /**
     * @return the polyline
     */
    public String getPolyline() {
            return polyline;
    }

}


RouteOverlay.java

package com.froger.routepathexample;

import java.util.Iterator;
import java.util.List;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Point;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.Projection;

class RouteOverlay extends Overlay {
    /** GeoPoints representing this routePoints. **/
    private final List<GeoPoint> routePoints;
    /** Colour to paint routePoints. **/
    private int colour;
    /** Alpha setting for route overlay. **/
    private static final int ALPHA = 120;
    /** Stroke width. **/
    private static final float STROKE = 4.5f;
    /** Route path. **/
    private final Path path;
    /** Point to draw with. **/
    private final Point p;
    /** Paint for path. **/
    private final Paint paint;


    /**
     * Public constructor.
     * 
     * @param route Route object representing the route.
     * @param defaultColour default colour to draw route in.
     */

    public RouteOverlay(final Route route, final int defaultColour) {
            super();
            routePoints = route.getPoints();
            colour = defaultColour;
            path = new Path();
            p = new Point();
            paint = new Paint();
    }

    @Override
    public final void draw(final Canvas c, final MapView mv,
                    final boolean shadow) {
            super.draw(c, mv, shadow);

            paint.setColor(colour);
            paint.setAlpha(ALPHA);
            paint.setAntiAlias(true);
            paint.setStrokeWidth(STROKE);
            paint.setStyle(Paint.Style.STROKE);

            redrawPath(mv);
            c.drawPath(path, paint);
    }

    /**
     * Set the colour to draw this route's overlay with.
     * 
     * @param c  Int representing colour.
     */
    public final void setColour(final int c) {
            colour = c;
    }

    /**
     * Clear the route overlay.
     */
    public final void clear() {
            routePoints.clear();
    }

    /**
     * Recalculate the path accounting for changes to
     * the projection and routePoints.
     * @param mv MapView the path is drawn to.
     */

    private void redrawPath(final MapView mv) {
            final Projection prj = mv.getProjection();
            path.rewind();
            final Iterator<GeoPoint> it = routePoints.iterator();
            prj.toPixels(it.next(), p);
            path.moveTo(p.x, p.y);
            while (it.hasNext()) {
                    prj.toPixels(it.next(), p);
                    path.lineTo(p.x, p.y);
            }
            path.setLastPoint(p.x, p.y);
    }

}

Segment.java

package com.froger.routepathexample;

import com.google.android.maps.GeoPoint;

public class Segment {
/** Points in this segment. **/
    private GeoPoint start;
    /** Turn instruction to reach next segment. **/
    private String instruction;
    /** Length of segment. **/
    private int length;
    /** Distance covered. **/
    private double distance;

    /**
     * Create an empty segment.
     */

    public Segment() {
    }


    /**
     * Set the turn instruction.
     * @param turn Turn instruction string.
     */

    public void setInstruction(final String turn) {
            this.instruction = turn;
    }

    /**
     * Get the turn instruction to reach next segment.
     * @return a String of the turn instruction.
     */

    public String getInstruction() {
            return instruction;
    }

    /**
     * Add a point to this segment.
     * @param point GeoPoint to add.
     */

    public void setPoint(final GeoPoint point) {
            start = point;
    }

    /** Get the starting point of this 
     * segment.
     * @return a GeoPoint
     */

    public GeoPoint startPoint() {
            return start;
    }

    /** Creates a segment which is a copy of this one.
     * @return a Segment that is a copy of this one.
     */

    public Segment copy() {
            final Segment copy = new Segment();
            copy.start = start;
            copy.instruction = instruction;
            copy.length = length;
            copy.distance = distance;
            return copy;
    }

    /**
     * @param length the length to set
     */
    public void setLength(final int length) {
            this.length = length;
    }

    /**
     * @return the length
     */
    public int getLength() {
            return length;
    }

    /**
     * @param distance the distance to set
     */
    public void setDistance(double distance) {
            this.distance = distance;
    }

    /**
     * @return the distance
     */
    public double getDistance() {
            return distance;
    }

}


XMLParser.java

package com.froger.routepathexample;

import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;

public class XMLParser {
// names of the XML tags
    protected static final String MARKERS = "markers";
    protected static final String MARKER = "marker";

    protected URL feedUrl;

    protected XMLParser(final String feedUrl) {
            try {
                    this.feedUrl = new URL(feedUrl);
            } catch (MalformedURLException e) {
                    //Log.e(e.getMessage(), "XML parser - " + feedUrl);
            }
    }

    protected InputStream getInputStream() {
            try {
                    return feedUrl.openConnection().getInputStream();
            } catch (IOException e) {
                    //Log.e(e.getMessage(), "XML parser - " + feedUrl);
                    return null;
            }
    }
}

AndroidManifest.xml


<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
      package="com.froger.routepathexample"
      android:versionCode="1"
      android:versionName="1.0">
    <application android:icon="@drawable/icon" android:label="@string/app_name">
    <uses-library android:name="com.google.android.maps" />
        <activity android:name=".MainActivity"
                  android:label="@string/app_name">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
    <uses-sdk android:minSdkVersion="7" />
<uses-permission android:name="android.permission.INTERNET" />
</manifest> 

First.png Image


Output screen.






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