"Using multi-weighted custom fonts on Android" for blog.jakelee.co.uk

styles.xml

    <style name="Font_Regular" tools:keep="@style/Font_Regular">
        <item name="android:fontFamily">@font/the_sans_c4s</item>
    </style>

    <style name="Font_Regular_Italic" parent="Font_Regular" tools:keep="@style/Font_Regular_Italic">
        <item name="android:textStyle">italic</item>
    </style>

    <style name="Font_Bold" parent="Font_Regular" tools:keep="@style/Font_Bold">
        <item name="android:textStyle">bold</item>
    </style>

    <style name="Font_Bold_Italic" parent="Font_Regular" tools:keep="@style/Font_Bold_Italic">
        <item name="android:textStyle">bold|italic</item>
    </style>

    <style name="Font_SemiLight">
        <item name="android:fontFamily">@font/the_sans_c4s_semi</item>
    </style>

    <style name="Font_SemiLight_Italic" parent="Font_SemiLight" tools:keep="@style/Font_SemiLight_Italic">
        <item name="android:textStyle">italic</item>
    </style>

    <style name="Font_SemiBold" parent="Font_SemiLight" tools:keep="@style/Font_SemiBold">
        <item name="android:textStyle">bold</item>
    </style>

    <style name="Font_SemiBold_Italic" parent="Font_SemiLight">
        <item name="android:textStyle">bold|italic</item>
    </style>

the_sans_c4s.xml

<?xml version="1.0" encoding="utf-8"?>
<font-family
    xmlns:app="http://schemas.android.com/apk/res-auto">
    <font
        app:fontStyle="normal"
        app:fontWeight="400"
        app:font="@font/the_sans_c4s_regular"/>

    <font
        app:fontStyle="italic"
        app:fontWeight="400"
        app:font="@font/the_sans_c4s_regular_italic"/>

    <font
        app:fontStyle="normal"
        app:fontWeight="700"
        app:font="@font/the_sans_c4s_bold"/>

    <font
        app:fontStyle="italic"
        app:fontWeight="700"
        app:font="@font/the_sans_c4s_bold_italic"/>
</font-family>

the_sans_c4s_semi.xml

<?xml version="1.0" encoding="utf-8"?>
<font-family
    xmlns:app="http://schemas.android.com/apk/res-auto">
    <font
        app:fontStyle="normal"
        app:fontWeight="400"
        app:font="@font/the_sans_c4s_semilight"/>

    <font
        app:fontStyle="italic"
        app:fontWeight="400"
        app:font="@font/the_sans_c4s_semilight_italic"/>

    <font
        app:fontStyle="normal"
        app:fontWeight="700"
        app:font="@font/the_sans_c4s_semibold"/>

    <font
        app:fontStyle="italic"
        app:fontWeight="700"
        app:font="@font/the_sans_c4s_semibold_italic"/>
</font-family>