Using downloadable fonts in Compose

Jetchat/app/build.gradle

@@ -112,6 +112,7 @@ dependencies {
     implementation Libs.AndroidX.Compose.runtime
     implementation Libs.AndroidX.Compose.runtimeLivedata
     implementation Libs.AndroidX.Compose.viewBinding
+    implementation Libs.AndroidX.Compose.uiText
     debugImplementation Libs.AndroidX.Compose.tooling
 
     debugImplementation Libs.AndroidX.Compose.uiTestManifest

Jetchat/app/src/main/java/com/example/compose/jetchat/theme/Typography.kt

@@ -17,23 +17,46 @@
 package com.example.compose.jetchat.theme
 
 import androidx.compose.material3.Typography
+import androidx.compose.ui.text.ExperimentalTextApi
 import androidx.compose.ui.text.TextStyle
-import androidx.compose.ui.text.font.Font
 import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.googlefonts.Font
+import androidx.compose.ui.text.googlefonts.GoogleFont
 import androidx.compose.ui.unit.sp
 import com.example.compose.jetchat.R
 
-private val MontserratFontFamily = FontFamily(
-    Font(R.font.montserrat_regular),
-    Font(R.font.montserrat_light, FontWeight.Light),
-    Font(R.font.montserrat_medium, FontWeight.Medium),
-    Font(R.font.montserrat_semibold, FontWeight.SemiBold)
+@OptIn(ExperimentalTextApi::class)
+val provider = GoogleFont.Provider(
+    providerAuthority = "com.google.android.gms.fonts",
+    providerPackage = "com.google.android.gms",
+    certificates = R.array.com_google_android_gms_fonts_certs
 )
 
-private val KarlaFontFamily = FontFamily(
-    Font(R.font.karla_regular),
-    Font(R.font.karla_bold, FontWeight.Bold)
+@OptIn(ExperimentalTextApi::class)
+val MontserratFont = GoogleFont("Montserrat")
+
+@OptIn(ExperimentalTextApi::class)
+val KarlaFont = GoogleFont("Karla")
+
+@OptIn(ExperimentalTextApi::class)
+val MontserratFontFamily = FontFamily(
+    Font(googleFont = MontserratFont, fontProvider = provider),
+    androidx.compose.ui.text.font.Font(R.font.montserrat_regular),
+    Font(googleFont = MontserratFont, fontProvider = provider, weight = FontWeight.Light),
+    androidx.compose.ui.text.font.Font(R.font.montserrat_light, weight = FontWeight.Light),
+    Font(googleFont = MontserratFont, fontProvider = provider, weight = FontWeight.Medium),
+    androidx.compose.ui.text.font.Font(R.font.montserrat_medium, weight = FontWeight.Medium),
+    Font(googleFont = MontserratFont, fontProvider = provider, weight = FontWeight.SemiBold),
+    androidx.compose.ui.text.font.Font(R.font.montserrat_semibold, weight = FontWeight.SemiBold),
+)
+
+@OptIn(ExperimentalTextApi::class)
+val KarlaFontFamily = FontFamily(
+    Font(googleFont = KarlaFont, fontProvider = provider),
+    androidx.compose.ui.text.font.Font(R.font.karla_regular),
+    Font(googleFont = KarlaFont, fontProvider = provider, weight = FontWeight.Bold),
+    androidx.compose.ui.text.font.Font(R.font.karla_bold, weight = FontWeight.Bold),
 )
 
 val JetchatTypography = Typography(

Jetchat/app/src/main/res/values-v23/font_certs.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2022 The Android Open Source Project
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+<resources>
+    <array name="com_google_android_gms_fonts_certs">
+        <item>@array/com_google_android_gms_fonts_certs_dev</item>
+        <item>@array/com_google_android_gms_fonts_certs_prod</item>
+    </array>
+    <string-array name="com_google_android_gms_fonts_certs_dev">
+        <item>
+            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
+        </item>
+    </string-array>
+    <string-array name="com_google_android_gms_fonts_certs_prod">
+        <item>
+            MIIEQzCCAyugAwIBAgIJAMLgh0ZkSjCNMA0GCSqGSIb3DQEBBAUAMHQxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpDYWxpZm9ybmlhMRYwFAYDVQQHEw1Nb3VudGFpbiBWaWV3MRQwEgYDVQQKEwtHb29nbGUgSW5jLjEQMA4GA1UECxMHQW5kcm9pZDEQMA4GA1UEAxMHQW5kcm9pZDAeFw0wODA4MjEyMzEzMzRaFw0zNjAxMDcyMzEzMzRaMHQxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpDYWxpZm9ybmlhMRYwFAYDVQQHEw1Nb3VudGFpbiBWaWV3MRQwEgYDVQQKEwtHb29nbGUgSW5jLjEQMA4GA1UECxMHQW5kcm9pZDEQMA4GA1UEAxMHQW5kcm9pZDCCASAwDQYJKoZIhvcNAQEBBQADggENADCCAQgCggEBAKtWLgDYO6IIrgqWbxJOKdoR8qtW0I9Y4sypEwPpt1TTcvZApxsdyxMJZ2JORland2qSGT2y5b+3JKkedxiLDmpHpDsz2WCbdxgxRczfey5YZnTJ4VZbH0xqWVW/8lGmPav5xVwnIiJS6HXk+BVKZF+JcWjAsb/GEuq/eFdpuzSqeYTcfi6idkyugwfYwXFU1+5fZKUaRKYCwkkFQVfcAs1fXA5V+++FGfvjJ/CxURaSxaBvGdGDhfXE28LWuT9ozCl5xw4Yq5OGazvV24mZVSoOO0yZ31j7kYvtwYK6NeADwbSxDdJEqO4k//0zOHKrUiGYXtqw/A0LFFtqoZKFjnkCAQOjgdkwgdYwHQYDVR0OBBYEFMd9jMIhF1Ylmn/Tgt9r45jk14alMIGmBgNVHSMEgZ4wgZuAFMd9jMIhF1Ylmn/Tgt9r45jk14aloXikdjB0MQswCQYDVQQGEwJVUzETMBEGA1UECBMKQ2FsaWZvcm5pYTEWMBQGA1UEBxMNTW91bnRhaW4gVmlldzEUMBIGA1UEChMLR29vZ2xlIEluYy4xEDAOBgNVBAsTB0FuZHJvaWQxEDAOBgNVBAMTB0FuZHJvaWSCCQDC4IdGZEowjTAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEBBAUAA4IBAQBt0lLO74UwLDYKqs6Tm8/yzKkEu116FmH4rkaymUIE0P9KaMftGlMexFlaYjzmB2OxZyl6euNXEsQH8gjwyxCUKRJNexBiGcCEyj6z+a1fuHHvkiaai+KL8W1EyNmgjmyy8AW7P+LLlkR+ho5zEHatRbM/YAnqGcFh5iZBqpknHf1SKMXFh4dd239FJ1jWYfbMDMy3NS5CTMQ2XFI1MvcyUTdZPErjQfTbQe3aDQsQcafEQPD+nqActifKZ0Np0IS9L9kR/wbNvyz6ENwPiTrjV2KRkEjH78ZMcUQXg0L3BYHJ3lc69Vs5Ddf9uUGGMYldX3WfMBEmh/9iFBDAaTCK
+        </item>
+    </string-array>
+</resources>

Jetchat/buildSrc/src/main/java/com/example/compose/jetchat/buildsrc/dependencies.kt

@@ -29,7 +29,7 @@ object Libs {
     const val material3 = "com.google.android.material:material:1.6.0-alpha03"
 
     object Kotlin {
-        private const val version = "1.6.10"
+        private const val version = "1.6.20"
         const val stdlib = "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$version"
         const val gradlePlugin = "org.jetbrains.kotlin:kotlin-gradle-plugin:$version"
         const val extensions = "org.jetbrains.kotlin:kotlin-android-extensions:$version"
@@ -52,7 +52,7 @@ object Libs {
 
         object Compose {
             const val snapshot = ""
-            const val version = "1.2.0-alpha06"
+            const val version = "1.2.0-alpha08"
 
             const val foundation = "androidx.compose.foundation:foundation:$version"
             const val layout = "androidx.compose.foundation:foundation-layout:$version"
@@ -64,6 +64,7 @@ object Libs {
             const val toolingPreview = "androidx.compose.ui:ui-tooling-preview:$version"
             const val test = "androidx.compose.ui:ui-test:$version"
             const val uiTest = "androidx.compose.ui:ui-test-junit4:$version"
+            const val uiText = "androidx.compose.ui:ui-text-google-fonts:$version"
             const val uiTestManifest = "androidx.compose.ui:ui-test-manifest:$version"
             const val uiUtil = "androidx.compose.ui:ui-util:${version}"
             const val viewBinding = "androidx.compose.ui:ui-viewbinding:$version"