Signal-Android/app/src/main/res/layout/stories_reaction_bar.xml

<?xml version="1.0" encoding="utf-8"?>
<merge xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="@dimen/reaction_scrubber_width"
    android:layout_height="?actionBarSize"
    tools:parentTag="androidx.constraintlayout.widget.ConstraintLayout">

    <org.thoughtcrime.securesms.components.emoji.EmojiImageView
        android:id="@+id/reaction_1"
        android:layout_width="32dp"
        android:layout_height="48dp"
        android:alpha="0"
        android:translationY="@dimen/reaction_scrubber_anim_start_translation_y"
        app:forceJumbo="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@id/reaction_2"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        tools:alpha="1"
        tools:translationY="0dp" />

    <org.thoughtcrime.securesms.components.emoji.EmojiImageView
        android:id="@+id/reaction_2"
        android:layout_width="32dp"
        android:layout_height="48dp"
        android:alpha="0"
        android:translationY="@dimen/reaction_scrubber_anim_start_translation_y"
        app:forceJumbo="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@id/reaction_3"
        app:layout_constraintStart_toEndOf="@id/reaction_1"
        app:layout_constraintTop_toTopOf="parent"
        tools:alpha="1"
        tools:translationY="0dp" />

    <org.thoughtcrime.securesms.components.emoji.EmojiImageView
        android:id="@+id/reaction_3"
        android:layout_width="32dp"
        android:layout_height="48dp"
        android:alpha="0"
        android:translationY="@dimen/reaction_scrubber_anim_start_translation_y"
        app:forceJumbo="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@id/reaction_4"
        app:layout_constraintStart_toEndOf="@id/reaction_2"
        app:layout_constraintTop_toTopOf="parent"
        tools:alpha="1"
        tools:translationY="0dp" />

    <org.thoughtcrime.securesms.components.emoji.EmojiImageView
        android:id="@+id/reaction_4"
        android:layout_width="32dp"
        android:layout_height="48dp"
        android:alpha="0"
        android:translationY="@dimen/reaction_scrubber_anim_start_translation_y"
        app:forceJumbo="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@id/reaction_5"
        app:layout_constraintStart_toEndOf="@id/reaction_3"
        app:layout_constraintTop_toTopOf="parent"
        tools:alpha="1"
        tools:translationY="0dp" />

    <org.thoughtcrime.securesms.components.emoji.EmojiImageView
        android:id="@+id/reaction_5"
        android:layout_width="32dp"
        android:layout_height="48dp"
        android:alpha="0"
        android:translationY="@dimen/reaction_scrubber_anim_start_translation_y"
        app:forceJumbo="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@id/reaction_6"
        app:layout_constraintStart_toEndOf="@id/reaction_4"
        app:layout_constraintTop_toTopOf="parent"
        tools:alpha="1"
        tools:translationY="0dp" />

    <org.thoughtcrime.securesms.components.emoji.EmojiImageView
        android:id="@+id/reaction_6"
        android:layout_width="32dp"
        android:layout_height="48dp"
        android:alpha="0"
        android:translationY="@dimen/reaction_scrubber_anim_start_translation_y"
        app:forceJumbo="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@id/reaction_7"
        app:layout_constraintStart_toEndOf="@id/reaction_5"
        app:layout_constraintTop_toTopOf="parent"
        tools:alpha="1"
        tools:translationY="0dp" />

    <org.thoughtcrime.securesms.components.emoji.EmojiImageView
        android:id="@+id/reaction_7"
        android:layout_width="32dp"
        android:layout_height="48dp"
        android:alpha="0"
        android:translationY="@dimen/reaction_scrubber_anim_start_translation_y"
        app:forceJumbo="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/reaction_6"
        app:layout_constraintTop_toTopOf="parent"
        tools:alpha="1"
        tools:translationY="0dp" />

</merge>