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- // Copyright 2016 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 UI_GFX_FONT_FALLBACK_LINUX_H_
- #define UI_GFX_FONT_FALLBACK_LINUX_H_
- #include <string>
- #include "base/files/file_path.h"
- #include "third_party/icu/source/common/unicode/uchar.h"
- #include "ui/gfx/gfx_export.h"
- namespace gfx {
- // Exposed fallback font caches methods for testing.
- GFX_EXPORT size_t GetFallbackFontEntriesCacheSizeForTesting();
- GFX_EXPORT size_t GetFallbackFontListCacheSizeForTesting();
- GFX_EXPORT void ClearAllFontFallbackCachesForTesting();
- struct GFX_EXPORT FallbackFontData {
- std::string name;
- base::FilePath filepath;
- int fontconfig_interface_id = 0;
- int ttc_index = 0;
- bool is_bold = false;
- bool is_italic = false;
- FallbackFontData();
- FallbackFontData(const FallbackFontData& other);
- FallbackFontData& operator=(const FallbackFontData& other);
- };
- // Return a font family which provides a glyph for the Unicode code point
- // specified by character.
- // c: an UTF-32 code point
- // preferred_locale: preferred locale identifier for |c|
- // (e.g. "en", "ja", "zh-CN")
- //
- // Return whether the request was successful or not.
- GFX_EXPORT bool GetFallbackFontForChar(UChar32 c,
- const std::string& preferred_locale,
- FallbackFontData* fallback_font);
- } // namespace gfx
- #endif // UI_GFX_FONT_FALLBACK_LINUX_H_
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