1 // Copyright 2018 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_ANDROID_FONT_UNIQUE_NAME_LOOKUP_ANDROID_H_
6 #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_ANDROID_FONT_UNIQUE_NAME_LOOKUP_ANDROID_H_
7 
8 #include "mojo/public/cpp/bindings/remote.h"
9 #include "third_party/blink/public/common/font_unique_name_lookup/font_table_matcher.h"
10 #include "third_party/blink/public/mojom/font_unique_name_lookup/font_unique_name_lookup.mojom-blink.h"
11 #include "third_party/blink/renderer/platform/fonts/font_unique_name_lookup.h"
12 #include "third_party/blink/renderer/platform/wtf/deque.h"
13 
14 #include <memory>
15 
16 namespace blink {
17 
18 class FontUniqueNameLookupAndroid : public FontUniqueNameLookup {
19  public:
20   FontUniqueNameLookupAndroid() = default;
21   ~FontUniqueNameLookupAndroid() override;
22 
23   bool IsFontUniqueNameLookupReadyForSyncLookup() override;
24 
25   void PrepareFontUniqueNameLookup(
26       NotifyFontUniqueNameLookupReady callback) override;
27 
28   sk_sp<SkTypeface> MatchUniqueName(const String& font_unique_name) override;
29 
30  private:
31   void EnsureServiceConnected();
32 
33   void ReceiveReadOnlySharedMemoryRegion(
34       base::ReadOnlySharedMemoryRegion shared_memory_region);
35 
36   mojo::Remote<mojom::blink::FontUniqueNameLookup> service_;
37   WTF::Deque<NotifyFontUniqueNameLookupReady> pending_callbacks_;
38   base::Optional<bool> sync_available_;
39 
40   DISALLOW_COPY_AND_ASSIGN(FontUniqueNameLookupAndroid);
41 };
42 
43 }  // namespace blink
44 
45 #endif
46