it.openyoureyes.test.panoramio.Panoramio.java Source code

Introduction

Here is the source code for it.openyoureyes.test.panoramio.Panoramio.java

Source

/*
 *  openyoureyes - Augmented Reality for android
 *  Copyright (C) 2011 Pasquale Paola
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 *  openyoureyes  Copyright (C) 2011  Pasquale Paola
 *  This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
 *  This is free software, and you are welcome to redistribute it
 *  under certain conditions; type `show c' for details.
 *  
 *  Contact info: pasquale.paola@gmail.com
 */

package it.openyoureyes.test.panoramio;

import it.openyoureyes.business.AbstractGeoItem;
import it.openyoureyes.iface.GeoItem;
import it.openyoureyes.util.Util;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.client.ClientProtocolException;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.location.Location;
import android.os.Bundle;
import android.util.Log;

/**
 * 
 * @author <a href="mailto:pasquale.paola@gmail.com">Pasquale Paola</a>
 * 
 */
public class Panoramio {

    public List<GeoItem> examinePanoramio(Location current, double distance, Drawable myImage, Intent intent) {
        ArrayList<GeoItem> result = new ArrayList<GeoItem>();

        /*
         * var requiero_fotos = new Json.Remote(
         * "http://www.panoramio.com/map/get_panoramas.php?order=popularity&
         * set=
         * full&from=0&to=10&minx=-5.8&miny=42.59&maxx=-5.5&maxy=42.65&size=
         * medium "
         */
        Location loc1 = new Location("test");
        Location loc2 = new Location("test_");
        AbstractGeoItem.calcDestination(current.getLatitude(), current.getLongitude(), 225, distance / 2, loc1);
        AbstractGeoItem.calcDestination(current.getLatitude(), current.getLongitude(), 45, distance / 2, loc2);
        try {
            URL url = new URL(
                    "http://www.panoramio.com/map/get_panoramas.php?order=popularity&set=full&from=0&to=10&minx="
                            + loc1.getLongitude() + "&miny=" + loc1.getLatitude() + "&maxx=" + loc2.getLongitude()
                            + "&maxy=" + loc2.getLatitude() + "&size=thumbnail");
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            conn.setDoInput(true);
            conn.connect();
            InputStream is = conn.getInputStream();

            String line;
            BufferedReader reader = new BufferedReader(new InputStreamReader(is));
            StringBuffer buf = new StringBuffer();
            while ((line = reader.readLine()) != null) {
                buf.append(line + " ");
            }
            reader.close();
            is.close();
            conn.disconnect();
            // while (is.read(buffer) != -1);
            String jsontext = buf.toString();
            Log.d("Json Panoramio", jsontext);
            JSONObject entrie = new JSONObject(jsontext);
            JSONArray arr = entrie.getJSONArray("photos");
            for (int i = 0; i < arr.length(); i++) {
                JSONObject panoramioObj = arr.getJSONObject(i);
                double longitude = panoramioObj.getDouble("longitude");
                double latitude = panoramioObj.getDouble("latitude");
                String urlFoto = panoramioObj.getString("photo_file_url");
                String idFoto = panoramioObj.getString("photo_id");
                Bundle bu = intent.getExtras();
                if (bu == null)
                    bu = new Bundle();
                bu.putString("id", idFoto);
                intent.replaceExtras(bu);
                BitmapDrawable bb = new BitmapDrawable(downloadFile(urlFoto));
                PanoramioItem item = new PanoramioItem(latitude, longitude, false, bb, intent);
                result.add(item);
            }

        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (JSONException e) {
            e.printStackTrace();
        }
        return result;

    }

    private Bitmap downloadFile(String url) {
        Bitmap bmImg = null;
        URL myFileUrl = null;
        if (Util.isEmpty(url))
            return null;
        try {
            myFileUrl = new URL(url);
        } catch (MalformedURLException e) {

            e.printStackTrace();
        }
        try {
            HttpURLConnection conn = (HttpURLConnection) myFileUrl.openConnection();
            conn.setDoInput(true);
            conn.connect();
            InputStream is = conn.getInputStream();
            // BitmapFactory.Options op=new BitmapFactory.Options();
            // op.inSampleSize = 3;
            bmImg = BitmapFactory.decodeStream(is);// ,null,op);
            conn.disconnect();

        } catch (IOException e) {

            e.printStackTrace();
        }
        return bmImg;
    }

}