Use Android fonts as they are for layoutlib native
Layoutlib native can handle fonts as the Android framework does. So
simply copy the Android fonts for layoutlib.
Exempt-From-Owner-Approval: experimental branch
Bug: 143073883
Test: layoutlib tests
Change-Id: Ida2e081d1b0737c70ea8621b23b5f0e729d5df35
Merged-In: Ida2e081d1b0737c70ea8621b23b5f0e729d5df35
diff --git a/core/layoutlib_fonts.mk b/core/layoutlib_fonts.mk
new file mode 100644
index 0000000..d2a814f
--- /dev/null
+++ b/core/layoutlib_fonts.mk
@@ -0,0 +1,35 @@
+# Fonts for layoutlib
+
+FONT_TEMP := $(call intermediates-dir-for,PACKAGING,fonts,HOST,COMMON)
+
+# The font configuration files - system_fonts.xml, fallback_fonts.xml etc.
+font_config := $(sort $(wildcard frameworks/base/data/fonts/*.xml))
+font_config := $(addprefix $(FONT_TEMP)/, $(notdir $(font_config)))
+
+$(font_config): $(FONT_TEMP)/%.xml: \
+ frameworks/base/data/fonts/%.xml
+ $(hide) mkdir -p $(dir $@)
+ $(hide) cp -vf $< $@
+
+# List of fonts on the device that we want to ship. This is all .ttf, .ttc and .otf fonts.
+fonts_device := $(filter $(TARGET_OUT)/fonts/%.ttf $(TARGET_OUT)/fonts/%.ttc $(TARGET_OUT)/fonts/%.otf, $(INTERNAL_SYSTEMIMAGE_FILES))
+fonts_device := $(addprefix $(FONT_TEMP)/, $(notdir $(fonts_device)))
+
+# TODO: If the font file is a symlink, reuse the font renamed from the symlink
+# target.
+$(fonts_device): $(FONT_TEMP)/%: $(TARGET_OUT)/fonts/%
+ $(hide) mkdir -p $(dir $@)
+ $(hide) cp -vf $< $@
+
+# List of all dependencies - all fonts and configuration files.
+FONT_FILES := $(fonts_device) $(font_config)
+
+.PHONY: layoutlib layoutlib-tests
+layoutlib layoutlib-tests: $(FONT_FILES)
+
+$(call dist-for-goals, layoutlib, $(foreach m,$(FONT_FILES), $(m):layoutlib_native/fonts/$(notdir $(m))))
+
+FONT_TEMP :=
+font_config :=
+fonts_device :=
+FONT_FILES :=