Update animations for TM-QPR: OverviewSplitSelect > Home transition

The animation from OverviewSplitSelect to Home is now updated to the latest spec. See bug for details.
- New timings
- FloatingTaskView now translates out, instead of fading
- FloatingTaskView and SplitInstructionsView now disappear concurrently with the rest of Overview, instead of afterward

Fixes: 236761067
Test: Manual on tablet and phone
Change-Id: Iaa1c804a60859232f331950098b67968cc187e82

src/com/android/launcher3/touch/PortraitPagedViewHandler.java

@@ -52,9 +52,9 @@ import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.SplitConfigurationOptions;
+import com.android.launcher3.util.SplitConfigurationOptions.SplitBounds;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
 import com.android.launcher3.util.SplitConfigurationOptions.StagePosition;
-import com.android.launcher3.util.SplitConfigurationOptions.SplitBounds;
 import com.android.launcher3.views.BaseDragLayer;
 
 import java.util.List;
@@ -756,4 +756,36 @@ public class PortraitPagedViewHandler implements PagedOrientationHandler {
             return new Pair<>(secondary, primary);
         }
     }
+
+    @Override
+    public float getFloatingTaskOffscreenTranslationTarget(View floatingTask, RectF onScreenRect,
+            @StagePosition int stagePosition, DeviceProfile dp) {
+        if (dp.isLandscape) {
+            float currentTranslationX = floatingTask.getTranslationX();
+            return stagePosition == STAGE_POSITION_TOP_OR_LEFT
+                    ? currentTranslationX - onScreenRect.width()
+                    : currentTranslationX + onScreenRect.width();
+        } else {
+            float currentTranslationY = floatingTask.getTranslationY();
+            return currentTranslationY - onScreenRect.height();
+        }
+    }
+
+    @Override
+    public void setFloatingTaskPrimaryTranslation(View floatingTask, float translation,
+            DeviceProfile dp) {
+        if (dp.isLandscape) {
+            floatingTask.setTranslationX(translation);
+        } else {
+            floatingTask.setTranslationY(translation);
+        }
+
+    }
+
+    @Override
+    public Float getFloatingTaskPrimaryTranslation(View floatingTask, DeviceProfile dp) {
+        return dp.isLandscape
+                ? floatingTask.getTranslationX()
+                : floatingTask.getTranslationY();
+    }
 }