Reader working. Yay!

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

@@ -5,9 +5,12 @@ import android.content.Intent;
 import android.os.Bundle;
 import android.support.v4.view.ViewPager;
 
+import java.util.List;
+
 import butterknife.Bind;
 import butterknife.ButterKnife;
 import eu.kanade.mangafeed.R;
+import eu.kanade.mangafeed.data.models.Page;
 import eu.kanade.mangafeed.presenter.ReaderPresenter;
 import eu.kanade.mangafeed.ui.adapter.ReaderPageAdapter;
 import nucleus.factory.RequiresPresenter;
@@ -26,10 +29,11 @@ public class ReaderActivity extends BaseActivity<ReaderPresenter> {
     @Override
     public void onCreate(Bundle savedState) {
         super.onCreate(savedState);
-        setContentView(R.layout.activity_viewer);
+        setContentView(R.layout.activity_reader);
         ButterKnife.bind(this);
 
         createAdapter();
+        viewPager.setOffscreenPageLimit(3);
     }
 
     private void createAdapter() {
@@ -37,4 +41,11 @@ public class ReaderActivity extends BaseActivity<ReaderPresenter> {
         viewPager.setAdapter(adapter);
     }
 
+    public void onPageList(List<Page> pages) {
+        adapter.setPages(pages);
+    }
+
+    public void onPageDownloaded(Page page) {
+        adapter.replacePage(page.getPageNumber(), page);
+    }
 }

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

@@ -5,11 +5,12 @@ import android.support.v4.app.FragmentManager;
 
 import java.util.List;
 
+import eu.kanade.mangafeed.data.models.Page;
 import eu.kanade.mangafeed.ui.fragment.ReaderPageFragment;
 
 public class ReaderPageAdapter extends SmartFragmentStatePagerAdapter {
 
-    private List<String> imageUrls;
+    private List<Page> pages;
 
     public ReaderPageAdapter(FragmentManager fragmentManager) {
         super(fragmentManager);
@@ -17,23 +18,30 @@ public class ReaderPageAdapter extends SmartFragmentStatePagerAdapter {
 
     @Override
     public int getCount() {
-        if (imageUrls != null)
-            return imageUrls.size();
+        if (pages != null)
+            return pages.size();
 
         return 0;
     }
 
     @Override
     public Fragment getItem(int position) {
-        return ReaderPageFragment.newInstance(imageUrls.get(position), position);
+        return ReaderPageFragment.newInstance(pages.get(position));
     }
 
-    public List<String> getImageUrls() {
-        return imageUrls;
+    public void setPages(List<Page> pages) {
+        this.pages = pages;
+        notifyDataSetChanged();
     }
 
-    public void setImageUrls(List<String> imageUrls) {
-        this.imageUrls = imageUrls;
+    public void replacePage(int position, Page page) {
+        pages.set(position, page);
+        notifyDataSetChanged();
+
+        ReaderPageFragment fragment = (ReaderPageFragment)getRegisteredFragment(position);
+        if (fragment != null) {
+            fragment.setPage(page);
+        }
     }
 
 }

app/src/main/java/eu/kanade/mangafeed/ui/fragment/ReaderPageFragment.java

@@ -11,6 +11,7 @@ import com.bumptech.glide.Glide;
 import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView;
 
 import eu.kanade.mangafeed.R;
+import eu.kanade.mangafeed.data.models.Page;
 import eu.kanade.mangafeed.util.PageFileTarget;
 
 public class ReaderPageFragment extends Fragment {
@@ -20,10 +21,10 @@ public class ReaderPageFragment extends Fragment {
 
     private String mUrl;
 
-    public static ReaderPageFragment newInstance(String url, int position) {
+    public static ReaderPageFragment newInstance(Page page) {
         ReaderPageFragment newInstance = new ReaderPageFragment();
         Bundle arguments = new Bundle();
-        arguments.putString(URL_ARGUMENT_KEY, url);
+        arguments.putString(URL_ARGUMENT_KEY, page.getImageUrl());
         newInstance.setArguments(arguments);
         return newInstance;
     }
@@ -40,10 +41,20 @@ public class ReaderPageFragment extends Fragment {
         }
     }
 
+    public void setPage(Page page) {
+        mUrl = page.getImageUrl();
+        loadImage();
+    }
+
+    private void loadImage() {
+        Glide.with(getActivity())
+                .load(mUrl)
+                .downloadOnly(new PageFileTarget(mPageImageView));
+    }
+
     @Override
     public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
         mPageImageView = (SubsamplingScaleImageView)inflater.inflate(R.layout.fragment_page, container, false);
-        mPageImageView.setVisibility(View.INVISIBLE);
         mPageImageView.setDoubleTapZoomStyle(SubsamplingScaleImageView.ZOOM_FOCUS_FIXED);
         mPageImageView.setPanLimit(SubsamplingScaleImageView.PAN_LIMIT_INSIDE);
         mPageImageView.setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_CENTER_INSIDE);
@@ -76,9 +87,6 @@ public class ReaderPageFragment extends Fragment {
     @Override
     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
-
-        Glide.with(getActivity())
-                .load(mUrl)
-                .downloadOnly(new PageFileTarget(mPageImageView));
+        loadImage();
     }
 }