Start building HarfBuzz+Skia example

(prevent bitrot in example code)

tools/using_skia_and_harfbuzz.cpp was written by aam@:
  https://github.com/aam/skiaex

update HarfBuzz to latest release: 1.2.7

BUG=skia:4742
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1940393002

Review-Url: https://codereview.chromium.org/1940393002

2 files changed, 75 insertions, 0 deletions

diff --git a/gyp/harfbuzz.gyp b/gyp/harfbuzz.gyp
new file mode 100644
index 0000000000..ce7b42f27b
--- /dev/null
+++ b/gyp/harfbuzz.gyp
@@ -0,0 +1,61 @@
+# Copyright (c) 2012 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.
+
+{
+  'variables': {
+    'hb_directory': '../third_party/externals/harfbuzz',
+  },
+  'targets': [
+    {
+      'target_name': 'harfbuzz',
+      'type': 'static_library',
+      'defines': [
+        'HAVE_OT',
+        'HAVE_ICU',
+        'HAVE_ICU_BUILTIN',
+        'HB_NO_MT',
+      ],
+      'sources': [
+        '<!@(python find.py <(hb_directory)/src "*.c*")',
+      ],
+      'sources!': [
+        '<(hb_directory)/src/hb-directwrite.cc',
+        '<(hb_directory)/src/hb-ft.cc',
+        '<(hb_directory)/src/hb-glib.cc',
+        '<(hb_directory)/src/hb-gobject-structs.cc',
+        '<(hb_directory)/src/hb-graphite2.cc',
+        '<(hb_directory)/src/hb-ucdn.cc',
+        '<(hb_directory)/src/hb-uniscribe.cc',
+      ],
+      'include_dirs': [
+        '<(hb_directory)/src',
+        '../third_party/harfbuzz',
+      ],
+      'direct_dependent_settings': {
+        'include_dirs': [
+          '<(hb_directory)/src',
+          '../third_party/harfbuzz',
+        ],
+      },
+      'dependencies': [ 'icu.gyp:icuuc', ],
+      'cflags': [ '-w', ],
+      'msvs_settings': {
+        'VCCLCompilerTool': {
+          'WarningLevel': '0',
+          'AdditionalOptions': [ '/wd4189', ],
+        },
+      },
+      'xcode_settings': { 'WARNING_CFLAGS': [ '-w', ], },
+      'conditions': [
+        [ 'skia_os == "mac"',
+          {
+            'defines': [ 'HAVE_CORETEXT', ],
+          }, {
+            'sources!': [ '<(hb_directory)/src/hb-coretext.cc', ],
+          }
+        ],
+      ],
+    },
+  ],
+}
diff --git a/gyp/tools.gyp b/gyp/tools.gyp
index 1f38ef8632..a1d4deef73 100644
--- a/gyp/tools.gyp
+++ b/gyp/tools.gyp
@@ -31,6 +31,7 @@
         'skpinfo',
         'skpmaker',
         'test_public_includes',
+        'using_skia_and_harfbuzz',
         'whitelist_typefaces',
       ],
       'conditions': [
@@ -408,6 +409,19 @@
       },
     },
     {
+      'target_name': 'using_skia_and_harfbuzz',
+      'type': 'executable',
+      'sources': [ '../tools/using_skia_and_harfbuzz.cpp' ],
+      'dependencies': [
+        'skia_lib.gyp:skia_lib',
+        'pdf.gyp:pdf',
+        'harfbuzz.gyp:harfbuzz',
+      ],
+      'cflags': [ '-w', ],
+      'msvs_settings': { 'VCCLCompilerTool': { 'WarningLevel': '0', }, },
+      'xcode_settings': { 'WARNING_CFLAGS': [ '-w', ], },
+    },
+    {
       'target_name': 'whitelist_typefaces',
       'type': 'executable',
       'sources': [