Add Google Sans fonts

google-fonts.xml

@@ -0,0 +1,11 @@
+    <family name="google-sans">
+        <font weight="400" style="normal">GoogleSans-Regular.ttf</font>
+        <font weight="400" style="italic">GoogleSans-Italic.ttf</font>
+        <font weight="500" style="normal">GoogleSans-Medium.ttf</font>
+        <font weight="500" style="italic">GoogleSans-MediumItalic.ttf</font>
+        <font weight="700" style="normal">GoogleSans-Bold.ttf</font>
+        <font weight="700" style="italic">GoogleSans-BoldItalic.ttf</font>
+    </family>
+
+    <alias name="google-sans-medium" to="google-sans" weight="500" />
+

overlay/frameworks/base/core/res/res/values/config.xml

@@ -2,4 +2,8 @@
 <resources>
   <bool name="config_useRoundIcon">true</bool>
   <string name="config_icon_mask">M50 0C77.6 0 100 22.4 100 50C100 77.6 77.6 100 50 100C22.4 100 0 77.6 0 50C0 22.4 22.4 0 50 0Z</string>
+
+  <string name="config_headlineFontFamily">google-sans</string>
+  <string name="config_headlineFontFamilyLight">google-sans</string>
+  <string name="config_headlineFontFeatureSettings">ss03</string>
 </resources>

overlay/frameworks/base/core/res/res/values/dimens.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <dimen name="config_dialogCornerRadius">8.0dip</dimen>
+    <dimen name="config_buttonCornerRadius">4.0dip</dimen>
+    <dimen name="config_progressBarCornerRadius">1000.0dip</dimen>
+</resources>

overlay/frameworks/base/core/res/res/values/donottranslate_material.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+<!--
+    <string name="font_family_display_4_material">sans-serif-light</string>
+    <string name="font_family_display_3_material">sans-serif</string>
+    <string name="font_family_display_2_material">sans-serif</string>
+    <string name="font_family_display_1_material">sans-serif</string>
+    <string name="font_family_headline_material">sans-serif</string>
+    <string name="font_family_title_material">sans-serif-medium</string>
+    <string name="font_family_subhead_material">sans-serif</string>
+    <string name="font_family_menu_material">sans-serif</string>
+    <string name="font_family_body_2_material">sans-serif-medium</string>
+    <string name="font_family_body_1_material">sans-serif</string>
+    <string name="font_family_caption_material">sans-serif</string>
+-->
+    <string name="font_family_button_material">google-sans-medium</string>
+</resources>

pixel-theme/Android.mk

@@ -24,3 +24,32 @@ LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
 #    uicommon
 
 include $(BUILD_PACKAGE)
+
+GOOGLE_FONTS := \
+    GoogleSans-Bold.ttf \
+    GoogleSans-BoldItalic.ttf \
+    GoogleSans-Italic.ttf \
+    GoogleSans-Medium.ttf \
+    GoogleSans-MediumItalic.ttf \
+    GoogleSans-Regular.ttf
+
+define define-google-font
+include $$(CLEAR_VARS)
+LOCAL_MODULE := $1
+LOCAL_MODULE_OWNER := google
+LOCAL_SRC_FILES := fonts/$1
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts
+include $$(BUILD_PREBUILT)
+endef
+
+$(foreach font,$(GOOGLE_FONTS),\
+    $(eval $(call define-google-font,$(font))))
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := GoogleFonts
+LOCAL_MODULE_OWNER := google
+LOCAL_MODULE_TAGS := optional
+LOCAL_REQUIRED_MODULES := $(GOOGLE_FONTS)
+include $(BUILD_PHONY_PACKAGE)

product.mk

@@ -31,8 +31,11 @@ DEVICE_PACKAGE_OVERLAYS += vendor/extra/overlay
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += ro.boot.vendor.overlay.theme=com.google.android.theme.pixel
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += ro.com.google.ime.theme_id=5
 PRODUCT_PACKAGES += \
+    GoogleFonts \
     PixelTheme
 
+ADDITIONAL_FONTS_FILE += vendor/extra/google-fonts.xml
+
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     ro.config.vc_call_vol_steps=7 \
     ro.config.media_vol_steps=18