# 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.

import("//flutter/build/zip_bundle.gni")
import("//flutter/impeller/tools/impeller.gni")

embed_blob("embedded_icu_data") {
  symbol_name = "embedded_icu_data"
  blob = "//flutter/third_party/icu/flutter/icudtl.dat"
  hdr = "$target_gen_dir/embedded_icu_data.h"
  cc = "$target_gen_dir/embedded_icu_data.cc"
  deps = []
}

# The public C/C++ Impeller API.
impeller_component("interop_api") {
  public = [
    "impeller.h",
    "impeller.hpp",
  ]

  sources = [
    "impeller_c.c",
    "impeller_cc.cc",
  ]
}

# The common base used by all interop backends.
impeller_component("interop_base") {
  sources = [
    "color_filter.cc",
    "color_filter.h",
    "color_source.cc",
    "color_source.h",
    "context.cc",
    "context.h",
    "dl.cc",
    "dl.h",
    "dl_builder.cc",
    "dl_builder.h",
    "formats.cc",
    "formats.h",
    "fragment_program.cc",
    "fragment_program.h",
    "glyph_info.cc",
    "glyph_info.h",
    "image_filter.cc",
    "image_filter.h",
    "line_metrics.cc",
    "line_metrics.h",
    "mask_filter.cc",
    "mask_filter.h",
    "object.cc",
    "object.h",
    "paint.cc",
    "paint.h",
    "paragraph.cc",
    "paragraph.h",
    "paragraph_builder.cc",
    "paragraph_builder.h",
    "paragraph_style.cc",
    "paragraph_style.h",
    "path.cc",
    "path.h",
    "path_builder.cc",
    "path_builder.h",
    "surface.cc",
    "surface.h",
    "texture.cc",
    "texture.h",
    "typography_context.cc",
    "typography_context.h",
  ]

  public_deps = [
    ":embedded_icu_data",
    ":interop_api",
    "../../base",
    "../../display_list",
    "../../entity",
    "../../renderer/backend",
    "//flutter/display_list",
    "//flutter/fml",
    "//flutter/txt",
  ]
}

# Wires up the public API entrypoints to the appropriate backends.
impeller_component("interop") {
  sources = [ "impeller.cc" ]
  public_deps = [
    ":interop_base",
    "backend",
  ]
}

impeller_component("library") {
  target_type = "shared_library"

  output_name = "impeller"

  deps = [ ":interop" ]
}

impeller_component("example_gl") {
  target_type = "executable"

  output_name = "impeller_interop_example_gl"

  sources = [ "example_gl.c" ]

  deps = [
    ":interop",
    "//flutter/third_party/glfw",
  ]
}

impeller_component("example_mtl") {
  target_type = "executable"

  output_name = "impeller_interop_example_mtl"

  sources = [ "example_mtl.m" ]

  deps = [
    ":interop",
    "//flutter/third_party/glfw",
  ]

  frameworks = [ "QuartzCore.framework" ]
}

impeller_component("example_vk") {
  target_type = "executable"

  output_name = "impeller_interop_example_vk"

  sources = [ "example_vk.c" ]

  deps = [
    ":interop",
    "//flutter/third_party/glfw",
  ]
}

group("example") {
  deps = []
  if (impeller_enable_opengles) {
    deps += [ ":example_gl" ]
  }

  if (impeller_enable_metal) {
    deps += [ ":example_mtl" ]
  }

  if (impeller_enable_vulkan) {
    deps += [ ":example_vk" ]
  }
}

impeller_component("interop_unittests") {
  testonly = true

  sources = [
    "impeller_unittests.cc",
    "object_unittests.cc",
    "playground_test.cc",
    "playground_test.h",
  ]

  deps = [
    ":interop",
    "../../fixtures",
    "../../playground:playground_test",
    "//flutter/testing:testing_lib",
  ]
}

zip_bundle("sdk") {
  if (is_mac) {
    zip_out_dir = "darwin-${target_cpu}"
  } else {
    zip_out_dir = "${full_target_platform_name}"
  }

  output = "${zip_out_dir}/impeller_sdk.zip"
  deps = [ ":library" ]

  files = [
    {
      source = "README.md"
      destination = "README.md"
    },
    {
      source = "impeller.h"
      destination = "include/impeller.h"
    },
    {
      source = "impeller.hpp"
      destination = "include/impeller.hpp"
    },
    {
      source = "example_gl.c"
      destination = "examples/example_gl.c"
    },
    {
      source = "example_vk.c"
      destination = "examples/example_vk.c"
    },
    {
      source = "example_mtl.m"
      destination = "examples/example_mtl.m"
    },
  ]

  if (is_mac) {
    files += [
      {
        source = "$root_build_dir/libimpeller.dylib"
        destination = "lib/libimpeller.dylib"
      },
    ]
  } else if (is_linux || is_android || is_qnx) {
    files += [
      {
        source = "$root_build_dir/libimpeller.so"
        destination = "lib/libimpeller.so"
      },
    ]
  } else if (is_win) {
    files += [
      {
        source = "$root_build_dir/impeller.dll"
        destination = "lib/impeller.dll"
      },
      {
        source = "$root_build_dir/impeller.dll.lib"
        destination = "lib/impeller.dll.lib"
      },
    ]
  }
}