Load catalogue with thumbnails

app/src/main/java/eu/kanade/mangafeed/ui/activity/CatalogueListActivity.java

@@ -4,7 +4,11 @@ import android.os.Bundle;
 import android.support.v7.widget.SearchView;
 import android.support.v7.widget.Toolbar;
 import android.view.Menu;
-import android.widget.ListView;
+import android.view.View;
+import android.widget.GridView;
+import android.widget.ImageView;
+
+import com.bumptech.glide.Glide;
 
 import butterknife.Bind;
 import butterknife.ButterKnife;
@@ -19,11 +23,13 @@ public class CatalogueListActivity extends BaseActivity implements CatalogueList
     @Bind(R.id.toolbar)
     Toolbar toolbar;
 
-    @Bind(R.id.catalogue_manga_list)
-    ListView manga_list;
+    @Bind(R.id.gridView)
+    GridView manga_list;
 
     private CatalogueListPresenter presenter;
 
+    private EndlessScrollListener scrollListener;
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -75,13 +81,34 @@ public class CatalogueListActivity extends BaseActivity implements CatalogueList
     }
 
     public void setScrollListener() {
-        manga_list.setOnScrollListener(new EndlessScrollListener() {
+        scrollListener = new EndlessScrollListener() {
             @Override
             public boolean onLoadMore(int page, int totalItemsCount) {
                 presenter.loadMoreMangas(page);
                 return true;
             }
-        });
+        };
+
+        manga_list.setOnScrollListener(scrollListener);
     }
 
+    public void resetScrollListener() {
+        scrollListener.resetScroll();
+    }
+
+    @Override
+    public void updateImage(int position, String thumbnail) {
+        View v = manga_list.getChildAt(position -
+                manga_list.getFirstVisiblePosition());
+
+        if(v == null)
+            return;
+
+        ImageView imageView = (ImageView) v.findViewById(R.id.catalogue_thumbnail);
+
+        Glide.with(getActivity())
+                .load(thumbnail)
+                .centerCrop()
+                .into(imageView);
+    }
 }

app/src/main/java/eu/kanade/mangafeed/ui/adapter/CatalogueListHolder.java

@@ -1,8 +1,12 @@
 package eu.kanade.mangafeed.ui.adapter;
 
 import android.view.View;
+import android.widget.ImageView;
 import android.widget.TextView;
 
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.engine.DiskCacheStrategy;
+
 import eu.kanade.mangafeed.R;
 import eu.kanade.mangafeed.data.models.Manga;
 import uk.co.ribot.easyadapter.ItemViewHolder;
@@ -16,6 +20,9 @@ public class CatalogueListHolder extends ItemViewHolder<Manga> {
     @ViewId(R.id.catalogue_title)
     TextView title;
 
+    @ViewId(R.id.catalogue_thumbnail)
+    ImageView image;
+
     public CatalogueListHolder(View view) {
         super(view);
     }
@@ -23,5 +30,17 @@ public class CatalogueListHolder extends ItemViewHolder<Manga> {
     @Override
     public void onSetValues(Manga manga, PositionInfo positionInfo) {
         title.setText(manga.title);
+
+        String thumbnail;
+        if (manga.thumbnail_url != null)
+            thumbnail = manga.thumbnail_url;
+        else
+            thumbnail = "http://img1.wikia.nocookie.net/__cb20090524204255/starwars/images/thumb/1/1a/R2d2.jpg/400px-R2d2.jpg";
+
+        Glide.with(getContext())
+                .load(thumbnail)
+                .diskCacheStrategy(DiskCacheStrategy.RESULT)
+                .centerCrop()
+                .into(image);
     }
 }