# Copyright 2013 The Flutter Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

_skia_root = "//flutter/third_party/skia"

import("$_skia_root/gn/skia.gni")
import("$_skia_root/modules/skunicode/skunicode.gni")

declare_args() {
  skia_use_runtime_icu = false
  skunicode_tests_enabled = true
}

if (skia_use_icu || skia_use_client_icu || skia_use_libgrapheme) {
  config("public_config") {
    include_dirs = [ "$_skia_root/modules/skunicode/include" ]
    defines = [ "SK_UNICODE_AVAILABLE" ]
    if (skia_use_icu) {
      defines += [ "SK_UNICODE_ICU_IMPLEMENTATION" ]
    }
    if (skia_use_client_icu) {
      defines += [ "SK_UNICODE_CLIENT_IMPLEMENTATION" ]
    }
    if (skia_use_libgrapheme) {
      defines += [ "SK_UNICODE_LIBGRAPHEME_IMPLEMENTATION" ]
    }
  }

  component("skunicode") {
    # Opted out of check_includes, due to (logically) being part of skia.
    check_includes = false
    public_configs = [ ":public_config" ]
    public = skia_unicode_public
    deps = [ "../..:skia" ]
    defines = [ "SKUNICODE_IMPLEMENTATION=1" ]
    sources = skia_unicode_sources + skia_unicode_icu_bidi_sources
    defines += [ "SK_UNICODE_AVAILABLE" ]
    configs += [ "../../:skia_private" ]

    if (skia_use_icu) {
      sources += skia_unicode_icu_sources
      defines += [ "SK_UNICODE_ICU_IMPLEMENTATION" ]

      # only available for Android at the moment
      if (skia_use_runtime_icu && (is_android || is_linux)) {
        sources += skia_unicode_runtime_icu_sources
        deps += [ "//third_party/icu:headers" ]
      } else {
        sources += skia_unicode_builtin_icu_sources
        deps += [ "//third_party/icu" ]
      }
      configs += [ "$_skia_root/third_party/icu/config:no_cxx" ]
    }
    if (skia_use_client_icu) {
      sources += skia_unicode_client_icu_sources
      defines += [ "SK_UNICODE_CLIENT_IMPLEMENTATION" ]
      if (!skia_use_icu) {
        deps += [ skia_icu_bidi_third_party_dir ]
      }
    }
    if (skia_use_libgrapheme) {
      sources += skia_unicode_libgrapheme_sources
      defines += [ "SK_UNICODE_LIBGRAPHEME_IMPLEMENTATION" ]
      deps += [ skia_libgrapheme_third_party_dir ]
      if (!skia_use_icu) {
        deps += [ skia_icu_bidi_third_party_dir ]
      }
    }
  }
} else {
  group("skunicode") {
  }
  group("tests") {
  }
}