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# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("//build/config/freetype/freetype.gni")
import("//third_party/harfbuzz-ng/harfbuzz.gni")
import("//third_party/libjpeg.gni")
import("//build/config/features.gni")
if (!use_qt) {
assert(!is_ios, "This is not used on iOS, don't drag it in unintentionally")
}
if (use_system_libjpeg) {
import("//build/config/linux/pkg_config.gni")
import("//build/shim_headers.gni")
pkg_config("system_libjpeg") {
packages = [ "libjpeg" ]
}
shim_headers("libjpeg_shim") {
root_path = "libjpeg_turbo"
headers = [
"jpeglib.h"
]
}
source_set("libjpeg") {
deps = [ ":libjpeg_shim" ]
public_configs = [ ":system_libjpeg",
":system_libjpeg_config"
]
}
} else if (use_qt_libjpeg) {
# we do need shim since pdfium just includes 'system' headers
source_set("qt_libjpeg") {
public_configs = [ qt_libjpeg_config, ":system_libjpeg_config"]
}
}
config("system_libjpeg_config") {
defines = [ "USE_SYSTEM_LIBJPEG" ]
}
config("libjpeg_turbo_config") {
defines = [ "USE_LIBJPEG_TURBO=1" ]
}
# This is a meta target that forwards to the system's libjpeg,
# third_party/libjpeg, or third_party/libjpeg_turbo depending on the build args
# declared in this file.
group("jpeg") {
if (use_system_libjpeg) {
public_deps = [ ":libjpeg" ]
} else if (use_qt_libjpeg) {
public_deps = [ ":qt_libjpeg" ]
} else if (use_libjpeg_turbo) {
public_deps = [ "//third_party/libjpeg_turbo:libjpeg" ]
public_configs = [ ":libjpeg_turbo_config" ]
} else {
public_deps = [ "//third_party/libjpeg:libjpeg" ]
}
}
# This is a meta target that forwards include paths only to the system's
# libjpeg, third_party/libjpeg, or third_party/libjpeg_turbo depending on the
# build args declared in this file. This is needed, rarely, for targets that
# need to reference libjpeg without explicitly building it.
group("jpeg_includes") {
if (use_system_libjpeg) {
public_configs = [ ":system_libjpeg_config", ":system_libjpeg" ]
} else if (use_libjpeg_turbo) {
public_configs = [ "//third_party/libjpeg_turbo:libjpeg_config" ]
} else {
public_configs = [ "//third_party/libjpeg:libjpeg_config" ]
}
}
# FreeType and HarfBuzz libraries are dependent on each other. This component
# will depend on the appropriate source sets or export the system packages
# for both FreeType and HarfBuzz.
component("freetype_harfbuzz") {
public_configs = []
public_deps = []
if (use_system_freetype) {
public_configs += [ "//third_party/freetype:freetype_from_pkgconfig" ]
} else if (use_qt_freetype) {
public_configs += [ qt_freetype_config ]
} else {
public_deps += [ "//third_party/freetype:freetype_source" ]
}
if (use_system_harfbuzz) {
public_configs += [ "//third_party/harfbuzz-ng:harfbuzz_from_pkgconfig" ]
} else if (use_qt_harfbuzz) {
public_configs += [ qt_harfbuzz_config ]
} else {
public_deps += [ "//third_party/harfbuzz-ng:harfbuzz_source" ]
}
}
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