| // Copyright 2015 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. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_FONT_FALLBACK_PRIORITY_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_FONT_FALLBACK_PRIORITY_H_ |
| |
| namespace blink { |
| |
| // http://unicode.org/reports/tr51/#Presentation_Style discusses the differences |
| // between emoji in text and the emoji in emoji presentation. In that sense, the |
| // EmojiEmoji wording is taken from there. Also compare |
| // http://unicode.org/Public/emoji/1.0/emoji-data.txt |
| enum class FontFallbackPriority { |
| // For regular non-symbols text, |
| // normal text fallback in FontFallbackIterator |
| kText, |
| // For emoji in text presentaiton |
| kEmojiText, |
| // For emoji in emoji presentation |
| kEmojiEmoji, |
| kInvalid |
| }; |
| |
| bool IsNonTextFallbackPriority(FontFallbackPriority); |
| |
| }; // namespace blink |
| |
| #endif |
