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Modified ImageLoader to be a singleton available application-wide, fixed to search for either UID or url.

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This commit is contained in:
RyanBateman 2012-08-02 12:13:16 -04:00
parent 38b0848ad2
commit bb34a535c5
8 changed files with 40 additions and 11 deletions
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3
media/android/NewsBlur/AndroidManifest.xml
View file

@ -15,7 +15,8 @@
<application
android:icon="@drawable/logo"
android:label="@string/newsblur"
android:theme="@style/NewsBlurTheme" >
android:theme="@style/NewsBlurTheme"
android:name=".activity.NewsBlurApplication" >
<activity
android:name=".activity.Login"

20
media/android/NewsBlur/src/com/newsblur/activity/NewsBlurApplication.java Normal file
View file

@ -0,0 +1,20 @@
package com.newsblur.activity;
import android.app.Application;
import com.newsblur.util.ImageLoader;
public class NewsBlurApplication extends Application {
ImageLoader imageLoader;
public NewsBlurApplication() {
super();
imageLoader = new ImageLoader(this);
}
public ImageLoader getImageLoader() {
return imageLoader;
}
}

3
media/android/NewsBlur/src/com/newsblur/fragment/ProfileDetailsFragment.java
View file

@ -15,6 +15,7 @@ import android.widget.ImageView;
import android.widget.TextView;
import com.newsblur.R;
import com.newsblur.activity.NewsBlurApplication;
import com.newsblur.domain.UserProfile;
import com.newsblur.network.APIManager;
import com.newsblur.util.ImageLoader;
@ -37,7 +38,7 @@ public class ProfileDetailsFragment extends Fragment implements OnClickListener
super.onCreate(savedInstanceState);
noBio = getString(R.string.profile_no_bio);
noLocation = getActivity().getResources().getString(R.string.profile_no_location);
imageLoader = new ImageLoader(getActivity());
imageLoader = ((NewsBlurApplication) getActivity().getApplicationContext()).getImageLoader();
apiManager = new APIManager(getActivity());
}

8
media/android/NewsBlur/src/com/newsblur/fragment/ReadingItemFragment.java
View file

@ -21,6 +21,7 @@ import android.widget.LinearLayout;
import android.widget.TextView;
import com.newsblur.R;
import com.newsblur.activity.NewsBlurApplication;
import com.newsblur.activity.Profile;
import com.newsblur.database.FeedProvider;
import com.newsblur.domain.Comment;
@ -37,7 +38,7 @@ public class ReadingItemFragment extends Fragment {
public Story story;
private LayoutInflater inflater;
private APIManager apiManager;
private ImageLoader imageLoader = new ImageLoader(getActivity());
private ImageLoader imageLoader;
public static ReadingItemFragment newInstance(Story story) {
ReadingItemFragment readingFragment = new ReadingItemFragment();
@ -53,6 +54,7 @@ public class ReadingItemFragment extends Fragment {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
imageLoader = ((NewsBlurApplication) getActivity().getApplicationContext()).getImageLoader();
apiManager = new APIManager(getActivity());
story = getArguments() != null ? (Story) getArguments().getSerializable("story") : null;
}
@ -97,7 +99,7 @@ public class ReadingItemFragment extends Fragment {
TextView commentText = (TextView) commentView.findViewById(R.id.comment_text);
commentText.setText(comment.commentText);
ImageView commentImage = (ImageView) commentView.findViewById(R.id.comment_user_image);
imageLoader.displayImage(Integer.toString(comment.userId), commentImage);
imageLoader.displayImageByUid(Integer.toString(comment.userId), commentImage);
TextView commentSharedDate = (TextView) commentView.findViewById(R.id.comment_shareddate);
commentSharedDate.setText(comment.sharedDate);
@ -119,7 +121,7 @@ public class ReadingItemFragment extends Fragment {
GridLayout grid = (GridLayout) view.findViewById(R.id.reading_social_shareimages);
grid.addView(image);
imageLoader.displayImage(userId, image);
imageLoader.displayImageByUid(userId, image);
image.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {

5
media/android/NewsBlur/src/com/newsblur/util/ImageLoader.java
View file

@ -39,6 +39,9 @@ public class ImageLoader {
public void displayImage(String url, String uid, ImageView imageView) {
imageViews.put(imageView, uid);
Bitmap bitmap = memoryCache.get(uid);
if (bitmap == null) {
bitmap = memoryCache.get(url);
}
if (bitmap != null) {
bitmap = UIUtils.roundCorners(bitmap, 10f);
imageView.setImageBitmap(bitmap);
@ -49,7 +52,7 @@ public class ImageLoader {
}
// Display an image assuming it's in cache
public void displayImage(String uid, ImageView imageView) {
public void displayImageByUid(String uid, ImageView imageView) {
Bitmap bitmap = memoryCache.get(uid);
if (bitmap != null) {
bitmap = UIUtils.roundCorners(bitmap, 10f);

4
media/android/NewsBlur/src/com/newsblur/util/MemoryCache.java
View file

@ -13,8 +13,8 @@ public class MemoryCache {
private static final String TAG = "MemoryCache";
private Map<String, Bitmap> cache = Collections.synchronizedMap(new LinkedHashMap<String, Bitmap>(10, 1.5f, true));
private long size = 0;//current allocated size
private long limit = 1000000;//max memory in bytes
private long size = 0; //current allocated size
private long limit = 1000000; //max memory in bytes
public MemoryCache(){
setLimit(Runtime.getRuntime().maxMemory()/4);

3
media/android/NewsBlur/src/com/newsblur/view/ActivitiesAdapter.java
View file

@ -17,6 +17,7 @@ import android.widget.ImageView;
import android.widget.TextView;
import com.newsblur.R;
import com.newsblur.activity.NewsBlurApplication;
import com.newsblur.activity.Profile;
import com.newsblur.network.domain.ActivitiesResponse;
import com.newsblur.util.ImageLoader;
@ -33,7 +34,7 @@ public class ActivitiesAdapter extends ArrayAdapter<ActivitiesResponse> {
public ActivitiesAdapter(final Context context, final ActivitiesResponse[] activities) {
super(context, R.id.row_activity_text);
inflater = LayoutInflater.from(context);
imageLoader = new ImageLoader(context);
imageLoader = ((NewsBlurApplication) context.getApplicationContext()).getImageLoader();
this.context = context;
for (ActivitiesResponse response : activities) {

5
media/android/NewsBlur/src/com/newsblur/view/SocialFeedViewBinder.java
View file

@ -8,6 +8,7 @@ import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import com.newsblur.activity.NewsBlurApplication;
import com.newsblur.database.DatabaseConstants;
import com.newsblur.util.AppConstants;
import com.newsblur.util.ImageLoader;
@ -18,7 +19,7 @@ public class SocialFeedViewBinder implements ViewBinder {
private ImageLoader imageLoader;
public SocialFeedViewBinder(final Context context) {
imageLoader = new ImageLoader(context);
imageLoader = ((NewsBlurApplication) context.getApplicationContext()).getImageLoader();
}
@Override
@ -43,7 +44,7 @@ public class SocialFeedViewBinder implements ViewBinder {
return true;
} else if (TextUtils.equals(cursor.getColumnName(columnIndex), DatabaseConstants.SOCIAL_FEED_ICON)) {
String url = cursor.getString(columnIndex);
imageLoader.displayImage(url, (ImageView) view);
imageLoader.displayImage(url, url, (ImageView) view);
return true;
} else if (TextUtils.equals(cursor.getColumnName(columnIndex), DatabaseConstants.SOCIAL_FEED_NEGATIVE_COUNT)) {
int feedNegative = cursor.getInt(columnIndex);