1# Copyright (C) 2011 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15# We have to use BUILD_PREBUILT instead of PRODUCT_COPY_FIES,
16# because SMALLER_FONT_FOOTPRINT is only available in Android.mks.
17
18LOCAL_PATH := $(call my-dir)
19
20##########################################
21# create symlink for given font
22# $(1): new font $(2): link target
23# should be used with eval: $(eval $(call ...))
24define create-font-symlink
25$(PRODUCT_OUT)/system/fonts/$(1) : $(PRODUCT_OUT)/system/fonts/$(2)
26	@echo "Symlink: $$@ -> $$<"
27	@mkdir -p $$(dir $$@)
28	@rm -rf $$@
29	$(hide) ln -sf $$(notdir $$<) $$@
30# this magic makes LOCAL_REQUIRED_MODULES work
31ALL_MODULES.$(1).INSTALLED := \
32    $(ALL_MODULES.$(1).INSTALLED) $(PRODUCT_OUT)/system/fonts/$(1)
33endef
34
35##########################################
36# The following fonts are just symlinks, for backward compatibility.
37##########################################
38$(eval $(call create-font-symlink,DroidSans.ttf,Roboto-Regular.ttf))
39$(eval $(call create-font-symlink,DroidSans-Bold.ttf,Roboto-Bold.ttf))
40$(eval $(call create-font-symlink,DroidSerif-Regular.ttf,NotoSerif-Regular.ttf))
41$(eval $(call create-font-symlink,DroidSerif-Bold.ttf,NotoSerif-Bold.ttf))
42$(eval $(call create-font-symlink,DroidSerif-Italic.ttf,NotoSerif-Italic.ttf))
43$(eval $(call create-font-symlink,DroidSerif-BoldItalic.ttf,NotoSerif-BoldItalic.ttf))
44
45extra_font_files := \
46    DroidSans.ttf \
47    DroidSans-Bold.ttf
48
49################################
50# Use DroidSansMono to hang extra_font_files on
51include $(CLEAR_VARS)
52LOCAL_MODULE := DroidSansMono.ttf
53LOCAL_SRC_FILES := $(LOCAL_MODULE)
54LOCAL_MODULE_CLASS := ETC
55LOCAL_MODULE_TAGS := optional
56LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts
57LOCAL_REQUIRED_MODULES := $(extra_font_files)
58include $(BUILD_PREBUILT)
59extra_font_files :=
60
61################################
62# Include the DroidSansFallback subset on SMALLER_FONT_FOOTPRINT build
63ifeq ($(SMALLER_FONT_FOOTPRINT),true)
64
65include $(CLEAR_VARS)
66LOCAL_MODULE := DroidSansFallback.ttf
67LOCAL_SRC_FILES := $(LOCAL_MODULE)
68LOCAL_MODULE_CLASS := ETC
69LOCAL_MODULE_TAGS := optional
70LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts
71include $(BUILD_PREBUILT)
72droidsans_fallback_src :=
73
74endif  # SMALLER_FONT_FOOTPRINT
75
76################################
77# Build the rest of font files as prebuilt.
78
79# $(1): The source file name in LOCAL_PATH.
80#       It also serves as the module name and the dest file name.
81define build-one-font-module
82$(eval include $(CLEAR_VARS))\
83$(eval LOCAL_MODULE := $(1))\
84$(eval LOCAL_SRC_FILES := $(1))\
85$(eval LOCAL_MODULE_CLASS := ETC)\
86$(eval LOCAL_MODULE_TAGS := optional)\
87$(eval LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts)\
88$(eval include $(BUILD_PREBUILT))
89endef
90
91font_src_files := \
92    AndroidClock.ttf
93
94$(foreach f, $(font_src_files), $(call build-one-font-module, $(f)))
95
96build-one-font-module :=
97font_src_files :=
98
99
100# Run sanity tests on fonts on checkbuild
101checkbuild: fontchain_lint
102
103FONTCHAIN_LINTER := frameworks/base/tools/fonts/fontchain_lint.py
104ifeq ($(SMALLER_FONT_FOOTPRINT),true)
105CHECK_EMOJI := false
106else
107CHECK_EMOJI := true
108endif
109
110.PHONY: fontchain_lint
111fontchain_lint: $(FONTCHAIN_LINTER) $(TARGET_OUT)/etc/fonts.xml $(PRODUCT_OUT)/system.img
112	PYTHONPATH=$$PYTHONPATH:external/fonttools/Lib \
113	python $(FONTCHAIN_LINTER) $(TARGET_OUT) $(CHECK_EMOJI) external/unicode
114