tachiyomi/app/src/main/res/layout/fragment_manga_info.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.SwipeRefreshLayout
    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"
    tools:context="eu.kanade.tachiyomi.ui.catalogue.CatalogueController"
    android:id="@id/swipe_refresh"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <android.support.constraint.ConstraintLayout
        xmlns:app="http://schemas.android.com/apk/res-auto"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        xmlns:android="http://schemas.android.com/apk/res/android">

        <View
            android:id="@+id/guideline"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_marginTop="16dp"
            app:layout_constraintTop_toBottomOf="@+id/manga_cover"/>

        <android.support.constraint.Guideline
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/guideline2"
            android:orientation="vertical"
            app:layout_constraintGuide_percent="0.38"/>

        <ImageView
            android:id="@+id/backdrop"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:alpha="0.2"
            tools:background="@color/material_grey_700"
            app:layout_constraintTop_toTopOf="parent"
            app:layout_constraintBottom_toTopOf="@+id/guideline"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"/>

        <ImageView
            android:id="@+id/manga_cover"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_marginTop="16dp"
            android:layout_marginBottom="16dp"
            android:layout_marginLeft="16dp"
            android:layout_marginRight="16dp"
            android:contentDescription="@string/description_cover"
            app:layout_constraintTop_toTopOf="parent"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toLeftOf="@+id/guideline2"
            app:layout_constraintDimensionRatio="h,2:3"
            tools:background="@color/material_grey_700"/>

        <android.support.design.widget.FloatingActionButton
            android:id="@+id/fab_favorite"
            style="@style/Theme.Widget.FAB"
            app:srcCompat="@drawable/ic_bookmark_border_white_24dp"
            android:layout_marginTop="0dp"
            android:layout_marginBottom="0dp"
            android:layout_marginRight="8dp"
            app:layout_constraintTop_toBottomOf="@+id/guideline"
            app:layout_constraintBottom_toTopOf="@+id/guideline"
            app:layout_constraintRight_toRightOf="parent"/>

        <android.support.v4.widget.NestedScrollView
            android:id="@+id/info_scrollview"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_marginTop="16dp"
            android:layout_marginBottom="16dp"
            android:layout_marginLeft="0dp"
            android:layout_marginRight="16dp"
            app:layout_constraintTop_toTopOf="parent"
            app:layout_constraintBottom_toTopOf="@+id/guideline"
            app:layout_constraintLeft_toLeftOf="@+id/guideline2"
            app:layout_constraintRight_toRightOf="parent">

            <android.support.constraint.ConstraintLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent">

                <TextView
                    android:id="@+id/manga_author_label"
                    style="@style/TextAppearance.Medium.Body2"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/manga_info_author_label"
                    android:textIsSelectable="false"
                    app:layout_constraintTop_toTopOf="parent"
                    app:layout_constraintLeft_toLeftOf="parent"/>

                <TextView
                    android:id="@+id/manga_author"
                    style="@style/TextAppearance.Regular.Body1.Secondary"
                    android:layout_width="0dp"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="8dp"
                    android:ellipsize="end"
                    android:maxLines="1"
                    android:textIsSelectable="false"
                    app:layout_constraintBaseline_toBaselineOf="@+id/manga_author_label"
                    app:layout_constraintLeft_toRightOf="@+id/manga_author_label"
                    app:layout_constraintRight_toRightOf="parent"/>

                <TextView
                    android:id="@+id/manga_artist_label"
                    style="@style/TextAppearance.Medium.Body2"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/manga_info_artist_label"
                    android:textIsSelectable="false"
                    app:layout_constraintTop_toBottomOf="@+id/manga_author_label"
                    app:layout_constraintLeft_toLeftOf="parent"/>

                <TextView
                    android:id="@+id/manga_artist"
                    style="@style/TextAppearance.Regular.Body1.Secondary"
                    android:layout_width="0dp"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="8dp"
                    android:ellipsize="end"
                    android:maxLines="1"
                    android:textIsSelectable="false"
                    app:layout_constraintBaseline_toBaselineOf="@+id/manga_artist_label"
                    app:layout_constraintLeft_toRightOf="@+id/manga_artist_label"
                    app:layout_constraintRight_toRightOf="parent"/>

                <TextView
                    android:id="@+id/manga_chapters_label"
                    style="@style/TextAppearance.Medium.Body2"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/manga_info_last_chapter_label"
                    android:textIsSelectable="false"
                    app:layout_constraintTop_toBottomOf="@+id/manga_artist_label"
                    app:layout_constraintLeft_toLeftOf="parent"/>

                <TextView
                    android:id="@+id/manga_chapters"
                    style="@style/TextAppearance.Regular.Body1.Secondary"
                    android:layout_width="0dp"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="8dp"
                    android:ellipsize="end"
                    android:maxLines="1"
                    android:textIsSelectable="false"
                    app:layout_constraintBaseline_toBaselineOf="@+id/manga_chapters_label"
                    app:layout_constraintLeft_toRightOf="@+id/manga_chapters_label"
                    app:layout_constraintRight_toRightOf="parent"/>

                <TextView
                    android:id="@+id/manga_status_label"
                    style="@style/TextAppearance.Medium.Body2"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/manga_info_status_label"
                    android:textIsSelectable="false"
                    app:layout_constraintTop_toBottomOf="@+id/manga_chapters_label"
                    app:layout_constraintLeft_toLeftOf="parent"/>

                <TextView
                    android:id="@+id/manga_status"
                    style="@style/TextAppearance.Regular.Body1.Secondary"
                    android:layout_width="0dp"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="8dp"
                    android:ellipsize="end"
                    android:maxLines="1"
                    android:textIsSelectable="false"
                    app:layout_constraintBaseline_toBaselineOf="@+id/manga_status_label"
                    app:layout_constraintLeft_toRightOf="@+id/manga_status_label"
                    app:layout_constraintRight_toRightOf="parent"/>

                <TextView
                    android:id="@+id/manga_source_label"
                    style="@style/TextAppearance.Medium.Body2"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/manga_info_source_label"
                    android:textIsSelectable="false"
                    app:layout_constraintTop_toBottomOf="@+id/manga_status_label"
                    app:layout_constraintLeft_toLeftOf="parent"/>

                <TextView
                    android:id="@+id/manga_source"
                    style="@style/TextAppearance.Regular.Body1.Secondary"
                    android:layout_width="0dp"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="8dp"
                    android:ellipsize="end"
                    android:maxLines="1"
                    android:textIsSelectable="false"
                    app:layout_constraintBaseline_toBaselineOf="@+id/manga_source_label"
                    app:layout_constraintLeft_toRightOf="@+id/manga_source_label"
                    app:layout_constraintRight_toRightOf="parent"/>

                <TextView
                    android:id="@+id/manga_genres_label"
                    style="@style/TextAppearance.Medium.Body2"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/manga_info_genres_label"
                    android:textIsSelectable="false"
                    app:layout_constraintTop_toBottomOf="@+id/manga_source_label"
                    app:layout_constraintLeft_toLeftOf="parent"/>

                <TextView
                    android:id="@+id/manga_genres"
                    style="@style/TextAppearance.Regular.Body1.Secondary"
                    android:layout_width="0dp"
                    android:layout_height="wrap_content"
                    android:textIsSelectable="false"
                    app:layout_constraintTop_toBottomOf="@+id/manga_genres_label"
                    app:layout_constraintLeft_toLeftOf="parent"
                    app:layout_constraintRight_toRightOf="parent"/>

            </android.support.constraint.ConstraintLayout>

        </android.support.v4.widget.NestedScrollView>

        <android.support.v4.widget.NestedScrollView
            android:id="@+id/description_scrollview"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_marginBottom="16dp"
            android:layout_marginEnd="8dp"
            android:layout_marginLeft="16dp"
            android:layout_marginRight="16dp"
            android:layout_marginStart="8dp"
            android:layout_marginTop="16dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"
            app:layout_constraintTop_toTopOf="@+id/guideline">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical">

                <TextView
                    android:id="@+id/manga_summary_label"
                    style="@style/TextAppearance.Medium.Body2"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:text="@string/description"
                    android:textIsSelectable="false"/>

                <TextView
                    android:id="@+id/manga_summary"
                    style="@style/TextAppearance.Regular.Body1.Secondary"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:textIsSelectable="false"/>

            </LinearLayout>

        </android.support.v4.widget.NestedScrollView>

    </android.support.constraint.ConstraintLayout>

</android.support.v4.widget.SwipeRefreshLayout>