| /* |
| * Copyright (C) 2021 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #pragma once |
| |
| #include "RenderText.h" |
| #include "WordTrailingSpace.h" |
| |
| namespace WebCore { |
| |
| template <typename MeasureTextCallback> |
| float RenderText::measureTextConsideringPossibleTrailingSpace(bool currentCharacterIsSpace, unsigned startIndex, unsigned wordLength, WordTrailingSpace& wordTrailingSpace, HashSet<const Font*>& fallbackFonts, MeasureTextCallback&& callback) |
| { |
| std::optional<float> wordTrailingSpaceWidth; |
| if (currentCharacterIsSpace) |
| wordTrailingSpaceWidth = wordTrailingSpace.width(fallbackFonts); |
| if (wordTrailingSpaceWidth) |
| return callback(startIndex, wordLength + 1) - wordTrailingSpaceWidth.value(); |
| return callback(startIndex, wordLength); |
| } |
| |
| } // namespace WebCore |
