fab prep

app/src/main/java/awais/instagrabber/animations/FabAnimation.java

@@ -0,0 +1,61 @@
+package awais.instagrabber.animations;
+
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.view.View;
+
+// https://medium.com/better-programming/animated-fab-button-with-more-options-2dcf7118fff6
+
+public class FabAnimation {
+    public static boolean rotateFab(final View v, boolean rotate) {
+        v.animate().setDuration(200)
+                .setListener(new AnimatorListenerAdapter() {
+                    @Override
+                    public void onAnimationEnd(Animator animation) {
+                        super.onAnimationEnd(animation);
+                    }
+                })
+                .rotation(rotate ? 135f : 0f);
+        return rotate;
+    }
+
+    public static void showIn(final View v) {
+        v.setVisibility(View.VISIBLE);
+        v.setAlpha(0f);
+        v.setTranslationY(v.getHeight());
+        v.animate()
+                .setDuration(200)
+                .translationY(0)
+                .setListener(new AnimatorListenerAdapter() {
+                    @Override
+                    public void onAnimationEnd(Animator animation) {
+                        super.onAnimationEnd(animation);
+                    }
+                })
+                .alpha(1f)
+                .start();
+    }
+
+    public static void showOut(final View v) {
+        v.setVisibility(View.VISIBLE);
+        v.setAlpha(1f);
+        v.setTranslationY(0);
+        v.animate()
+                .setDuration(200)
+                .translationY(v.getHeight())
+                .setListener(new AnimatorListenerAdapter() {
+                    @Override
+                    public void onAnimationEnd(Animator animation) {
+                        v.setVisibility(View.GONE);
+                        super.onAnimationEnd(animation);
+                    }
+                }).alpha(0f)
+                .start();
+    }
+
+    public static void init(final View v) {
+        v.setVisibility(View.GONE);
+        v.setTranslationY(v.getHeight());
+        v.setAlpha(0f);
+    }
+}

app/src/main/java/awais/instagrabber/fragments/main/FeedFragment.java

@@ -39,6 +39,7 @@ import awais.instagrabber.R;
 import awais.instagrabber.activities.MainActivity;
 import awais.instagrabber.adapters.FeedAdapterV2;
 import awais.instagrabber.adapters.FeedStoriesAdapter;
+import awais.instagrabber.animations.FabAnimation;
 import awais.instagrabber.asyncs.FeedPostFetchService;
 import awais.instagrabber.customviews.PrimaryActionModeCallback;
 import awais.instagrabber.databinding.FragmentFeedBinding;
@@ -68,6 +69,7 @@ public class FeedFragment extends Fragment implements SwipeRefreshLayout.OnRefre
     private FragmentFeedBinding binding;
     private StoriesService storiesService;
     private boolean shouldRefresh = true;
+    private final boolean isRotate = false;
     private FeedStoriesViewModel feedStoriesViewModel;
     private boolean storiesFetching;
     private ActionMode actionMode;
@@ -282,6 +284,24 @@ public class FeedFragment extends Fragment implements SwipeRefreshLayout.OnRefre
     public void onViewCreated(@NonNull final View view, @Nullable final Bundle savedInstanceState) {
         if (!shouldRefresh) return;
         binding.feedSwipeRefreshLayout.setOnRefreshListener(this);
+        /*
+        FabAnimation.init(binding.fabCamera);
+        FabAnimation.init(binding.fabStory);
+        binding.fabAdd.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                isRotate = FabAnimation.rotateFab(v, !isRotate);
+                if (isRotate) {
+                    FabAnimation.showIn(binding.fabCamera);
+                    FabAnimation.showIn(binding.fabStory);
+                }
+                else {
+                    FabAnimation.showOut(binding.fabCamera);
+                    FabAnimation.showOut(binding.fabStory);
+                }
+            }
+        });
+         */
         setupFeedStories();
         setupFeed();
         shouldRefresh = false;