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urban-explorer
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Loading example images from panoramio using universal image loader.

master
Tomasz Półgrabia 2016-08-27 12:56:37 +02:00
parent d7bc9707d3
commit fc23e5e30a
10 changed files with 308 additions and 7 deletions
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2
app/build.gradle
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@ -25,4 +25,6 @@ dependencies {
compile 'com.android.support:appcompat-v7:21.0.3'
compile 'com.android.support:support-v4:21.0.3'
compile 'com.android.support:recyclerview-v7:21.0.3'
compile 'com.googlecode.android-query:android-query:0.25.9'
compile 'com.nostra13.universalimageloader:universal-image-loader:1.9.5'
}

3
app/src/main/AndroidManifest.xml
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@ -18,5 +18,8 @@
</application>
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
</manifest>

8
app/src/main/java/pl/tpolgrabia/urbanexplorer/AppConstants.java Normal file
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@ -0,0 +1,8 @@
package pl.tpolgrabia.urbanexplorer;
/**
* Created by tpolgrabia on 27.08.16.
*/
public class AppConstants {
public static final String GOOGLE_API_KEY = "AIzaSyDAnmEK6cgovRrefUuYojL1pxPEbIBLZUw";
}

23
app/src/main/java/pl/tpolgrabia/urbanexplorer/MainActivity.java
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@ -8,12 +8,19 @@ import android.support.v7.app.ActionBarActivity;
import android.support.v7.widget.Toolbar;
import android.view.MenuItem;
import android.widget.Toast;
import com.nostra13.universalimageloader.cache.memory.impl.WeakMemoryCache;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.ImageLoaderConfiguration;
import com.nostra13.universalimageloader.core.assist.ImageScaleType;
import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer;
import pl.tpolgrabia.urbanexplorer.fragments.HomeFragment;
public class MainActivity extends ActionBarActivity {
private static final int LOCATION_SETTINGS_REQUEST_ID = 1;
private static final String CLASS_TAG = MainActivity.class.getSimpleName();
public static DisplayImageOptions options;
@Override
protected void onCreate(Bundle savedInstanceState) {
@ -22,6 +29,22 @@ public class MainActivity extends ActionBarActivity {
// Toolbar toolbar = (Toolbar) findViewById(R.id.navbar);
// setSupportActionBar(toolbar);
// UNIVERSAL IMAGE LOADER SETUP
DisplayImageOptions defaultOptions = new DisplayImageOptions.Builder()
.cacheOnDisc(true).cacheInMemory(true)
.imageScaleType(ImageScaleType.EXACTLY)
.displayer(new FadeInBitmapDisplayer(300)).build();
options = defaultOptions;
ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(
this)
.defaultDisplayImageOptions(defaultOptions)
.memoryCache(new WeakMemoryCache())
.discCacheSize(100 * 1024 * 1024).build();
ImageLoader.getInstance().init(config);
}
@Override

72
app/src/main/java/pl/tpolgrabia/urbanexplorer/dto/PanoramioImageInfo.java Normal file
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@ -0,0 +1,72 @@
package pl.tpolgrabia.urbanexplorer.dto;
import java.util.Date;
/**
* Created by tpolgrabia on 27.08.16.
*/
public class PanoramioImageInfo {
private Double height;
private String ownerName;
private Long ownerId;
private String photoFileUrl;
private String photoTitle;
private Date uploadDate;
private Double width;
public Double getHeight() {
return height;
}
public void setHeight(Double height) {
this.height = height;
}
public String getOwnerName() {
return ownerName;
}
public void setOwnerName(String ownerName) {
this.ownerName = ownerName;
}
public Long getOwnerId() {
return ownerId;
}
public void setOwnerId(Long ownerId) {
this.ownerId = ownerId;
}
public String getPhotoFileUrl() {
return photoFileUrl;
}
public void setPhotoFileUrl(String photoFileUrl) {
this.photoFileUrl = photoFileUrl;
}
public String getPhotoTitle() {
return photoTitle;
}
public void setPhotoTitle(String photoTitle) {
this.photoTitle = photoTitle;
}
public Date getUploadDate() {
return uploadDate;
}
public void setUploadDate(Date uploadDate) {
this.uploadDate = uploadDate;
}
public Double getWidth() {
return width;
}
public void setWidth(Double width) {
this.width = width;
}
}

98
app/src/main/java/pl/tpolgrabia/urbanexplorer/fragments/HomeFragment.java
View File

@ -12,10 +12,21 @@ import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import com.androidquery.AQuery;
import com.androidquery.callback.AjaxCallback;
import com.androidquery.callback.AjaxStatus;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import pl.tpolgrabia.urbanexplorer.R;
import pl.tpolgrabia.urbanexplorer.dto.PanoramioImageInfo;
import java.util.ArrayList;
import java.util.List;
import static android.content.Context.LOCATION_SERVICE;
@ -34,6 +45,8 @@ public class HomeFragment extends Fragment implements LocationListener {
private LocationManager locationService;
private String locationProvider;
private boolean locationServicesActivated = false;
private AQuery aq;
private View inflatedView;
public HomeFragment() {
// Required empty public constructor
@ -42,6 +55,7 @@ public class HomeFragment extends Fragment implements LocationListener {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
aq = new AQuery(getActivity());
locationService = (LocationManager) getActivity().getSystemService(LOCATION_SERVICE);
@ -53,14 +67,92 @@ public class HomeFragment extends Fragment implements LocationListener {
return;
}
Toast.makeText(getActivity(), "Created", Toast.LENGTH_LONG).show();
}
private Double safeParseDouble(CharSequence text) {
if (text == null) {
return null;
}
try {
return Double.parseDouble(text.toString());
} catch (NumberFormatException e) {
Log.w(CLASS_TAG, "Wrong number format", e);
return null;
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
return inflater.inflate(R.layout.fragment_home, container, false);
inflatedView = inflater.inflate(R.layout.fragment_home, container, false);
// getActivity().findViewById(R.id.update_places).setOnClickListener(
// new View.OnClickListener() {
// @Override
// public void onClick(View view) {
// Location location = locationService.getLastKnownLocation(locationProvider);
// aq.ajax("https://maps.googleapis.com/maps/api/place/nearbysearch/output?" +
// "key=" + AppConstants.GOOGLE_API_KEY
// + "&location=" + location.getLatitude() + "," + location.getLongitude()
// + "&radius" + safeParseDouble(aq.id(R.id.location_range).getText())
// + "&rankby=distance",
// JSONObject.class,
// new AjaxCallback<JSONObject>() {
// @Override
// public void callback(String url, JSONObject object, AjaxStatus status) {
// object
// }
// });
// }
// }
// );
final ListView locations = (ListView)inflatedView.findViewById(R.id.locations);
inflatedView.findViewById(R.id.update_places).setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View view) {
Location location = locationService.getLastKnownLocation(locationProvider);
aq.ajax("http://www.panoramio.com/map/get_panoramas.php?set=public" +
"&from=0&to=20&minx=-180&miny=-90&maxx=180&maxy=90&size=medium&mapfilter=true",
JSONObject.class,
new AjaxCallback<JSONObject>() {
@Override
public void callback(String url, JSONObject object, AjaxStatus status) {
try {
Log.d(CLASS_TAG, "Query code: " + status.getCode()
+ ", error: " + status.getError() + ", message: " + status.getMessage());
if (object == null) {
return;
}
JSONArray photos = object.getJSONArray("photos");
List<PanoramioImageInfo> photosInfos = new ArrayList<PanoramioImageInfo>();
int n = photos.length();
for (int i = 0; i < n; i++) {
JSONObject photo = photos.getJSONObject(i);
PanoramioImageInfo info = new PanoramioImageInfo();
info.setPhotoTitle(photo.getString("photo_title"));
info.setPhotoFileUrl(photo.getString("photo_file_url"));
info.setWidth(photo.getDouble("width"));
info.setHeight(photo.getDouble("height"));
photosInfos.add(info);
}
ArrayAdapter<PanoramioImageInfo> adapter = new PanoramioAdapter(getActivity(),
R.layout.location_item,
photosInfos);
locations.setAdapter(adapter);
} catch (JSONException e) {
Log.w(CLASS_TAG, "Json not supported format", e);
}
}
});
}
}
);
return inflatedView;
}
@Override

44
app/src/main/java/pl/tpolgrabia/urbanexplorer/fragments/PanoramioAdapter.java Normal file
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@ -0,0 +1,44 @@
package pl.tpolgrabia.urbanexplorer.fragments;
import android.content.Context;
import android.graphics.Bitmap;
import android.support.v4.app.FragmentActivity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.androidquery.AQuery;
import com.nostra13.universalimageloader.core.ImageLoader;
import pl.tpolgrabia.urbanexplorer.MainActivity;
import pl.tpolgrabia.urbanexplorer.R;
import pl.tpolgrabia.urbanexplorer.dto.PanoramioImageInfo;
import java.util.List;
/**
* Created by tpolgrabia on 27.08.16.
*/
public class PanoramioAdapter extends ArrayAdapter<PanoramioImageInfo> {
private final AQuery aq;
public PanoramioAdapter(FragmentActivity activity, int location_item, List<PanoramioImageInfo> photosDescriptions) {
super(activity, location_item, photosDescriptions);
aq = new AQuery(activity);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View itemView = inflater.inflate(R.layout.location_item, parent, false);
TextView locDesc = (TextView) itemView.findViewById(R.id.location_description);
locDesc.setText(getItem(position).getPhotoTitle());
final String photoUrl = getItem(position).getPhotoFileUrl();
ImageView photoImg = (ImageView) itemView.findViewById(R.id.photo_img);
// photoImg.setImageBitmap(bm);
// photoImg.setImageBitmap(BitmapFactory.decodeResource(getContext().getResources(), R.drawable.ic_launcher));
ImageLoader.getInstance().displayImage(photoUrl, photoImg, MainActivity.options);
return itemView;
}
}

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app/src/main/res/drawable/ic_launcher.png Normal file
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47
app/src/main/res/layout/fragment_home.xml
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@ -1,14 +1,53 @@
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context="pl.tpolgrabia.urbanexplorer.fragments.HomeFragment">
<!-- TODO: Update blank fragment layout -->
<TextView
android:id="@+id/locationInfo"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_height="wrap_content"
android:text="@string/location_info"/>
</FrameLayout>
<LinearLayout android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Location range"/>
<EditText android:id="@+id/location_range"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:inputType="numberDecimal"
android:layout_weight="1"/>
</LinearLayout>
<ListView
android:id="@+id/locations"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1">
</ListView>
<LinearLayout android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center">
<Button android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Prev"/>
<Button android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Next"/>
</LinearLayout>
<Button android:id="@+id/update_places"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Fetch interesting places" />
</LinearLayout>

18
app/src/main/res/layout/location_item.xml Normal file
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@ -0,0 +1,18 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<ImageView
android:id="@+id/photo_img"
android:layout_width="80dp"
android:layout_height="80dp" />
<TextView
android:id="@+id/location_description"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Test"/>
</LinearLayout>