update

fonts/Android.bp

@@ -1,14 +0,0 @@
-prebuilt_etc {
-    name: "my_fonts",
-    srcs: [
-        "fonts/LXGWWenKai-Light.ttf",
-        "fonts/LXGWWenKai-Medium.ttf",
-        "fonts/LXGWWenKai-Regular.ttf",
-        "fonts/LXGWWenKaiMono-Light.ttf",
-        "fonts/LXGWWenKaiMono-Medium.ttf",
-        "fonts/LXGWWenKaiMono-Regular.ttf",
-    ],
-    dst: "fonts/",
-    installable: true,
-    permissions: "0644",
-}

fonts/fonts.xml

@@ -1,23 +0,0 @@
-<family>
-    <nameset>
-        <name>LXGWWenKai</name>
-    </nameset>
-    <fileset>
-        <file>LXGWWenKai-Light.ttf</file>
-        <file weight="300">LXGWWenKai-Light.ttf</file>
-        <file weight="400">LXGWWenKai-Regular.ttf</file>
-        <file weight="700">LXGWWenKai-Medium.ttf</file>
-    </fileset>
-</family>
-
-<family>
-    <nameset>
-        <name>LXGWWenKaiMono</name>
-    </nameset>
-    <fileset>
-        <file>LXGWWenKaiMono-Light.ttf</file>
-        <file weight="300">LXGWWenKaiMono-Light.ttf</file>
-        <file weight="400">LXGWWenKaiMono-Regular.ttf</file>
-        <file weight="700">LXGWWenKaiMono-Medium.ttf</file>
-    </fileset>
-</family>

overlay/fonts/AndroidManifest.xml

@@ -0,0 +1,8 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.custom.fonts">
+    <application android:hasCode="false">
+        <overlay android:targetPackage="android"
+            android:priority="1"
+            android:isStatic="true" />
+    </application>
+</manifest>

overlay/fonts/res/values/fonts.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<font-family>
+    <font android:fontFamily="@font/>LXGWWenKai-Light.ttf" android:weight="300" android:style="normal" />
+    <font android:fontFamily="@font/>LXGWWenKai-Regular.ttf" android:weight="400" android:style="normal" />
+    <font android:fontFamily="@font/LXGWWenKai-Medium.ttf" android:weight="700" android:style="normal" />
+
+    <font android:fontFamily="@font/LXGWWenKaiMono-Light.ttf" android:weight="300" android:style="normal" />
+    <font android:fontFamily="@font/LXGWWenKaiMono-Regular.ttf" android:weight="400" android:style="normal" />
+    <font android:fontFamily="@font/LXGWWenKaiMono-Medium.ttf" android:weight="700" android:style="normal" />
+</font-family>