Some transitions

app/src/main/java/app/fedilab/android/activities/BaseActivity.java

@@ -5,9 +5,12 @@ import android.app.ProgressDialog;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
+import android.os.Build;
 import android.os.Bundle;
+import android.transition.Explode;
 import android.view.ActionMode;
 import android.view.View;
+import android.view.Window;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
@@ -67,6 +70,9 @@ public class BaseActivity extends CyaneaAppCompatActivity {
                     .build());
         }*/
         canShowActionMode = true;
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            getWindow().requestFeature(Window.FEATURE_CONTENT_TRANSITIONS);
+        }
         super.onCreate(savedInstanceState);
 
     }

app/src/main/java/app/fedilab/android/activities/SlideMediaActivity.java

@@ -25,6 +25,7 @@ import android.content.IntentFilter;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.graphics.Point;
+import android.graphics.PorterDuff;
 import android.graphics.drawable.ColorDrawable;
 import android.net.Uri;
 import android.os.Build;
@@ -123,6 +124,10 @@ public class SlideMediaActivity extends BaseFragmentActivity implements OnDownlo
             default:
                 setTheme(R.style.TransparentDark);
         }
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            ActivityCompat.postponeEnterTransition(SlideMediaActivity.this);
+
+        }
         setContentView(R.layout.activity_media_pager);
 
         fullscreen = false;

app/src/main/java/app/fedilab/android/drawers/StatusListAdapter.java

@@ -16,6 +16,7 @@ package app.fedilab.android.drawers;
 
 import android.annotation.SuppressLint;
 import android.app.Activity;
+import android.app.ActivityOptions;
 import android.content.ClipData;
 import android.content.ClipboardManager;
 import android.content.Context;
@@ -3413,7 +3414,17 @@ public class StatusListAdapter extends RecyclerView.Adapter<RecyclerView.ViewHol
                             b.putInt("bgcolor", context.getResources().getColor(R.color.cyanea_primary_dark));
                             b.putInt("position", finalPosition);
                             intent.putExtras(b);
-                            context.startActivity(intent);
+                            ActivityOptions options = null;
+                            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP) {
+                                options = ActivityOptions
+                                        .makeSceneTransitionAnimation((Activity)context, imageView, attachment.getUrl());
+                                // start the new activity
+                                context.startActivity(intent, options.toBundle());
+                            }else{
+                                // start the new activity
+                                context.startActivity(intent);
+                            }
+
                         }
                     } else {
                         status.setAttachmentShown(true);

app/src/main/java/app/fedilab/android/fragments/MediaSliderFragment.java

@@ -40,6 +40,7 @@ import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
 import androidx.fragment.app.Fragment;
 
@@ -182,12 +183,7 @@ public class MediaSliderFragment extends Fragment implements MediaPlayer.OnCompl
             url = attachment.getRemote_url();
             attachment.setType(type);
         }
-
+        RelativeLayout media_fragment_container = rootView.findViewById(R.id.media_fragment_container);
-        if (bgColor != -1) {
-            RelativeLayout media_fragment_container = rootView.findViewById(R.id.media_fragment_container);
-            media_fragment_container.setBackgroundColor(bgColor);
-        }
-
         switch (type.toLowerCase()) {
             case "image":
                 pbar_inf.setScaleY(1f);
@@ -201,8 +197,15 @@ public class MediaSliderFragment extends Fragment implements MediaPlayer.OnCompl
                             new CustomTarget<Bitmap>() {
                                 @Override
                                 public void onResourceReady(@NonNull final Bitmap resource, Transition<? super Bitmap> transition) {
-                                    Bitmap imageCompressed = Helper.compressImageIfNeeded(resource);
+                                    //Bitmap imageCompressed = Helper.compressImageIfNeeded(resource);
-                                    imageView.setImageBitmap(imageCompressed);
+                                    imageView.setImageBitmap(resource);
+                                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+                                        imageView.setTransitionName(attachment.getUrl());
+                                        ActivityCompat.startPostponedEnterTransition((Activity)context);
+                                    }
+                                    if (bgColor != -1) {
+                                        media_fragment_container.setBackgroundColor(bgColor);
+                                    }
                                     Glide.with(context)
                                             .asBitmap()
                                             .load(url).into(
@@ -244,6 +247,9 @@ public class MediaSliderFragment extends Fragment implements MediaPlayer.OnCompl
                 break;
             case "video":
             case "gifv":
+                if (bgColor != -1) {
+                    media_fragment_container.setBackgroundColor(bgColor);
+                }
                 pbar_inf.setIndeterminate(false);
                 pbar_inf.setScaleY(3f);
                 try {
@@ -276,6 +282,9 @@ public class MediaSliderFragment extends Fragment implements MediaPlayer.OnCompl
                 player.setPlayWhenReady(true);
                 break;
             case "web":
+                if (bgColor != -1) {
+                    media_fragment_container.setBackgroundColor(bgColor);
+                }
                 loader.setVisibility(View.GONE);
                 CustomWebview webview_video = Helper.initializeWebview((Activity) context, R.id.webview_video, null);
                 webview_video.setVisibility(View.VISIBLE);
@@ -312,6 +321,9 @@ public class MediaSliderFragment extends Fragment implements MediaPlayer.OnCompl
                 webview_video.loadUrl(attachment.getUrl());
                 break;
             case "audio":
+                if (bgColor != -1) {
+                    media_fragment_container.setBackgroundColor(bgColor);
+                }
                 loader.setVisibility(View.GONE);
                 content_audio.setVisibility(View.VISIBLE);
                 int color = getResources().getColor(R.color.mastodonC1);

app/src/main/res/values/styles.xml

@@ -1,4 +1,4 @@
-<resources>
+<resources xmlns:tools="http://schemas.android.com/tools">
 
     <attr name="cardviewColor" type="color" />
     <attr name="iconColor" type="color" />
@@ -90,6 +90,7 @@
         <item name="android:popupMenuStyle">@style/Fedilab.PopupMenu.Dark</item>
         <item name="android:itemBackground">@drawable/menu_selector</item>
         <item name="popupWindowStyle">@style/Cyanea.PopupMenu.Dark</item>
+        <item name="android:windowContentTransitions" tools:targetApi="lollipop">true</item>
     </style>
     <style name="Cyanea.PopupMenu.Dark" parent="@style/Widget.AppCompat.PopupMenu">
         <item name="android:popupBackground">@color/cyanea_primary_dark_reference</item>
@@ -107,6 +108,7 @@
         <item name="linkColor">@color/dark_link_toot</item>
         <item name="android:popupMenuStyle">@style/Fedilab.PopupMenu.Dark</item>
         <item name="android:itemBackground">@drawable/menu_selector</item>
+        <item name="android:windowContentTransitions" tools:targetApi="lollipop">true</item>
     </style>
 
 
@@ -163,6 +165,7 @@
         <item name="android:itemBackground">@drawable/menu_selector</item>
         <item name="android:windowIsTranslucent">true</item>
         <item name="android:windowBackground">@android:color/transparent</item>
+        <item name="android:windowContentTransitions" tools:targetApi="lollipop">true</item>
     </style>
 
     <style name="TransparentBlack" parent="Theme.Cyanea.Dark">