chromium/skia/ext/font_utils.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "skia/ext/font_utils.h"

#include "base/check.h"
#include "build/build_config.h"
#include "third_party/skia/include/core/SkFont.h"
#include "third_party/skia/include/core/SkFontMgr.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "third_party/skia/include/core/SkTypeface.h"

#if BUILDFLAG(IS_ANDROID)
#include "third_party/skia/include/ports/SkFontMgr_android.h"
#endif

#if BUILDFLAG(IS_APPLE)
#include "third_party/skia/include/ports/SkFontMgr_mac_ct.h"
#endif

#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
#include "third_party/skia/include/ports/SkFontConfigInterface.h"
#include "third_party/skia/include/ports/SkFontMgr_FontConfigInterface.h"
#endif

#if BUILDFLAG(IS_FUCHSIA)
#include <fuchsia/fonts/cpp/fidl.h>
#include <lib/sys/cpp/component_context.h>
#include "base/fuchsia/process_context.h"
#include "third_party/skia/include/ports/SkFontMgr_fuchsia.h"
#endif

#if BUILDFLAG(IS_WIN)
#include "third_party/skia/include/ports/SkTypeface_win.h"
#endif

#if defined(SK_FONTMGR_FREETYPE_EMPTY_AVAILABLE)
#include "third_party/skia/include/ports/SkFontMgr_empty.h"
#endif

#include <mutex>

namespace {

bool g_factory_called = …;

// This is a purposefully leaky pointer that has ownership of the FontMgr.
SkFontMgr* g_fontmgr_override = …;

}  // namespace

namespace skia {

static sk_sp<SkFontMgr> fontmgr_factory() { … }

sk_sp<SkFontMgr> DefaultFontMgr() { … }

void OverrideDefaultSkFontMgr(sk_sp<SkFontMgr> fontmgr) { … }

sk_sp<SkTypeface> MakeTypefaceFromName(const char* name, SkFontStyle style) { … }

sk_sp<SkTypeface> DefaultTypeface() { … }

SkFont DefaultFont() { … }

}  // namespace skia