AndroidAPS/wear/src/main/res/layout/round_steampunk.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".watchfaces.Steampunk"
    tools:deviceIds="wear_round">

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

        <ImageView
            android:id="@+id/glucose_dial"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:src="@drawable/steampunk_dial"
            android:layout_gravity="center"
            android:gravity="center"/>

    </LinearLayout>

    <LinearLayout
        android:id="@+id/secondary_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/steampunk_gauge"
        android:orientation="vertical">

        <ImageView
            android:id="@+id/delta_gauge"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:src="@drawable/steampunk_pointer"
            android:layout_gravity="center"
            android:gravity="center"/>

    </LinearLayout>

    <LinearLayout
        android:id="@+id/tertiary_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical"
        android:weightSum="1">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0px"
            android:layout_weight="0.7"
            android:orientation="vertical"
            android:weightSum="1">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="0px"
                android:layout_gravity="center"
                android:layout_weight="0.11"
                android:gravity="center"
                android:orientation="horizontal">

            </LinearLayout>

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="0px"
                android:layout_gravity="center"
                android:layout_weight="0.2"
                android:gravity="center"
                android:orientation="horizontal"
                android:weightSum="1">

                <TextView
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.2"
                    android:gravity="center" />

                <TextView
                    android:id="@+id/cobView"
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.2"
                    android:gravity="center"
                    android:textAlignment="center"
                    android:textColor="@color/black_86p"
                    android:textSize="11sp"
                    android:textStyle="bold" />

                <TextView
                    android:id="@+id/tmpBasal"
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.2"
                    android:gravity="center"
                    android:textAlignment="center"
                    android:textColor="@color/black_86p"
                    android:textSize="11sp"
                    android:textStyle="bold" />

                <TextView
                    android:id="@+id/iobView"
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.2"
                    android:gravity="center"
                    android:textAlignment="center"
                    android:textColor="@color/black_86p"
                    android:textSize="11sp"
                    android:textStyle="bold" />

                <TextView
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.2"
                    android:gravity="center" />

            </LinearLayout>

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="0px"
                android:layout_gravity="center"
                android:layout_weight="0.21"
                android:gravity="center"
                android:orientation="horizontal"
                android:weightSum="1">

                <TextView
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.34"
                    android:gravity="center" />

                <TextView
                    android:id="@+id/loop"
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.11"
                    android:gravity="center"
                    android:textAlignment="center"
                    android:textColor="@color/black_86p"
                    android:textSize="11sp"
                    android:textStyle="bold" />

                <TextView
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.1"
                    android:gravity="center" />

                <TextView
                    android:id="@+id/timestamp"
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.11"
                    android:gravity="center"
                    android:textAlignment="center"
                    android:textColor="@color/black_86p"
                    android:textSize="11sp"
                    android:textStyle="bold" />

                <TextView
                    android:layout_width="0px"
                    android:layout_height="match_parent"
                    android:layout_gravity="center"
                    android:layout_weight="0.34"
                    android:gravity="center" />

            </LinearLayout>

        </LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0px"
            android:layout_weight="0.27"
            android:orientation="horizontal"
            android:weightSum="1">

            <LinearLayout
                android:layout_width="0px"
                android:layout_height="wrap_content"
                android:layout_weight="0.25"
                android:orientation="horizontal">
            </LinearLayout>

            <lecho.lib.hellocharts.view.LineChartView
                android:id="@+id/chart"
                android:layout_width="0px"
                android:layout_height="match_parent"
                android:layout_weight="0.5"/>

            <LinearLayout
                android:layout_width="0px"
                android:layout_height="wrap_content"
                android:layout_weight="0.25"
                android:orientation="horizontal">
            </LinearLayout>

        </LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0px"
            android:layout_weight="0.03"
            android:orientation="vertical">
        </LinearLayout>

    </LinearLayout>

    <LinearLayout
        android:id="@+id/cover_plate_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/steampunk_cover_plate"
        android:orientation="vertical">
    </LinearLayout>

    <ImageView
        android:id="@+id/hour_hand"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/steampunk_hour_hand"
        android:orientation="vertical"/>

    <ImageView
        android:id="@+id/minute_hand"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/steampunk_minute_hand"
        android:orientation="vertical"/>

</RelativeLayout>