tungphan-agilityio · September 24, 2019 17:28 · Jun 13, 2019 · Jun 13, 2019
diff --git a/TypefaceUtil.kt b/TypefaceUtil.kt
@@ -1,3 +1,7 @@
+import android.content.Context
+import android.graphics.Typeface
+import timber.log.Timber
+
 class TypefaceUtil{
     fun overridefonts(context: Context, defaultFontToOverride:String, customFontFileNameInAssets:String){
         try {

diff --git a/MyApp.kt b/MyApp.kt
@@ -0,0 +1,7 @@
+class MyApp : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        val typefaceUtil = TypefaceUtil()
+        typefaceUtil.overridefonts(this,"SERIF","fonts/roboto.ttf")
+    }
+}
diff --git a/TypefaceUtil.kt b/TypefaceUtil.kt
@@ -0,0 +1,12 @@
+class TypefaceUtil{
+    fun overridefonts(context: Context, defaultFontToOverride:String, customFontFileNameInAssets:String){
+        try {
+            val customTypeface = Typeface.createFromAsset(context.assets,customFontFileNameInAssets)
+            val defaultTypefaceField = Typeface::class.java.getDeclaredField(defaultFontToOverride)
+            defaultTypefaceField.isAccessible = true
+            defaultTypefaceField.set(null,customTypeface)
+        }catch (e:Exception){
+            Timber.e("Cannot set font $customFontFileNameInAssets instead of $defaultFontToOverride")
+        }
+    }
+}
diff --git a/themes.xml b/themes.xml
@@ -0,0 +1,10 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
+
+<!-- you should set typeface which you want to override with TypefaceUtil -->
+        <item name="android:typeface">serif</item>
+    </style>
+
+</resources>