Use SubsamplingScaleImageView in ViewImgurImageFragment. Probably fix gif too small in AspectRatioGifImageView.

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewImageOrGifActivity.java

@@ -11,7 +11,6 @@ import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.text.Html;
-import android.util.DisplayMetrics;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
@@ -155,16 +154,6 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
             setTitle("");
         }
 
-        DisplayMetrics displayMetrics = new DisplayMetrics();
-        getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
-        int windowHeight = displayMetrics.heightPixels;
-
-        /*mHaulerView.setOnDragDismissedListener(dragDirection -> {
-            int slide = dragDirection == DragDirection.UP ? R.anim.slide_out_up : R.anim.slide_out_down;
-            finish();
-            overridePendingTransition(0, slide);
-        });*/
-
         mLoadErrorLinearLayout.setOnClickListener(view -> {
             mProgressBar.setVisibility(View.VISIBLE);
             mLoadErrorLinearLayout.setVisibility(View.GONE);

app/src/main/java/ml/docilealligator/infinityforreddit/Adapter/CommentAndPostRecyclerViewAdapter.java

@@ -1248,7 +1248,7 @@ public class CommentAndPostRecyclerViewAdapter extends RecyclerView.Adapter<Recy
             if ((mPost.isNSFW() && mNeedBlurNsfw  && !(mPost.getPostType() == Post.GIF_TYPE && mAutoplayNsfwVideos)) || (mPost.isSpoiler() && mNeedBlurSpoiler)) {
                 imageRequestBuilder.apply(RequestOptions.bitmapTransform(new BlurTransformation(50, 10))).into(((PostDetailImageAndGifAutoplayViewHolder) holder).mImageView);
             } else {
-                if (mImageViewWidth > mPost.getPreviewWidth()) {
+                if (mImageViewWidth > mPost.getPreviewWidth() && mPost.getPostType() == Post.IMAGE_TYPE) {
                     imageRequestBuilder.override(Target.SIZE_ORIGINAL).into(((PostDetailImageAndGifAutoplayViewHolder) holder).mImageView);
                 } else {
                     imageRequestBuilder.into(((PostDetailImageAndGifAutoplayViewHolder) holder).mImageView);

app/src/main/java/ml/docilealligator/infinityforreddit/Adapter/PostRecyclerViewAdapter.java

@@ -875,7 +875,7 @@ public class PostRecyclerViewAdapter extends PagedListAdapter<Post, RecyclerView
                 imageRequestBuilder.apply(RequestOptions.bitmapTransform(new BlurTransformation(50, 10)))
                         .into(((PostImageAndGifAutoplayViewHolder) holder).imageView);
             } else {
-                if (mImageViewWidth > post.getPreviewWidth()) {
+                if (mImageViewWidth > post.getPreviewWidth() && post.getPostType() == Post.IMAGE_TYPE) {
                     imageRequestBuilder.override(Target.SIZE_ORIGINAL).into(((PostImageAndGifAutoplayViewHolder) holder).imageView);
                 } else {
                     imageRequestBuilder.into(((PostImageAndGifAutoplayViewHolder) holder).imageView);

app/src/main/java/ml/docilealligator/infinityforreddit/Fragment/ViewImgurImageFragment.java

@@ -26,7 +26,6 @@ import androidx.core.content.ContextCompat;
 import androidx.core.content.FileProvider;
 import androidx.fragment.app.Fragment;
 
-import com.alexvasilkov.gestures.views.GestureImageView;
 import com.bumptech.glide.Glide;
 import com.bumptech.glide.RequestManager;
 import com.bumptech.glide.load.DataSource;
@@ -35,6 +34,8 @@ import com.bumptech.glide.request.RequestListener;
 import com.bumptech.glide.request.target.CustomTarget;
 import com.bumptech.glide.request.target.Target;
 import com.bumptech.glide.request.transition.Transition;
+import com.davemorrissey.labs.subscaleview.ImageSource;
+import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView;
 
 import java.io.File;
 
@@ -58,7 +59,7 @@ public class ViewImgurImageFragment extends Fragment {
     @BindView(R.id.progress_bar_view_imgur_image_fragment)
     ProgressBar progressBar;
     @BindView(R.id.image_view_view_imgur_image_fragment)
-    GestureImageView imageView;
+    SubsamplingScaleImageView imageView;
     @BindView(R.id.load_image_error_linear_layout_view_imgur_image_fragment)
     LinearLayout errorLinearLayout;
 
@@ -110,20 +111,30 @@ public class ViewImgurImageFragment extends Fragment {
     }
 
     private void loadImage() {
-        glide.load(imgurMedia.getLink()).listener(new RequestListener<Drawable>() {
+        glide.asBitmap().load(imgurMedia.getLink()).listener(new RequestListener<Bitmap>() {
             @Override
-            public boolean onLoadFailed(@Nullable GlideException e, Object model, Target<Drawable> target, boolean isFirstResource) {
+            public boolean onLoadFailed(@Nullable GlideException e, Object model, Target<Bitmap> target, boolean isFirstResource) {
                 progressBar.setVisibility(View.GONE);
                 errorLinearLayout.setVisibility(View.VISIBLE);
                 return false;
             }
 
             @Override
-            public boolean onResourceReady(Drawable resource, Object model, Target<Drawable> target, DataSource dataSource, boolean isFirstResource) {
+            public boolean onResourceReady(Bitmap resource, Object model, Target<Bitmap> target, DataSource dataSource, boolean isFirstResource) {
                 progressBar.setVisibility(View.GONE);
                 return false;
             }
-        }).override(Target.SIZE_ORIGINAL).into(imageView);
+        }).into(new CustomTarget<Bitmap>() {
+            @Override
+            public void onResourceReady(@NonNull Bitmap resource, @Nullable Transition<? super Bitmap> transition) {
+                imageView.setImage(ImageSource.bitmap(resource));
+            }
+
+            @Override
+            public void onLoadCleared(@Nullable Drawable placeholder) {
+
+            }
+        });
     }
 
     @Override

app/src/main/res/anim/slide_out_down.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<set xmlns:android="http://schemas.android.com/apk/res/android">
-    <translate
-        android:duration="@android:integer/config_shortAnimTime"
-        android:fromYDelta="0"
-        android:toYDelta="+50%p" />
-    <alpha
-        android:duration="@android:integer/config_shortAnimTime"
-        android:fromAlpha="1.0"
-        android:toAlpha="0.0" />
-</set>

app/src/main/res/anim/slide_out_up.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<set xmlns:android="http://schemas.android.com/apk/res/android">
-    <translate
-        android:duration="@android:integer/config_shortAnimTime"
-        android:fromYDelta="0"
-        android:toYDelta="-50%p" />
-    <alpha
-        android:duration="@android:integer/config_shortAnimTime"
-        android:fromAlpha="1.0"
-        android:toAlpha="0.0" />
-</set>

app/src/main/res/layout/fragment_view_imgur_images.xml

@@ -13,13 +13,11 @@
         android:layout_height="wrap_content"
         android:layout_centerInParent="true" />
 
-    <com.alexvasilkov.gestures.views.GestureImageView
+    <com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
         android:id="@+id/image_view_view_imgur_image_fragment"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:adjustViewBounds="true"
+        app:quickScaleEnabled="false" />
-        android:scaleType="fitCenter"
-        app:gest_fillViewport="true" />
 
     <LinearLayout
         android:id="@+id/load_image_error_linear_layout_view_imgur_image_fragment"