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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_CaretAssociationHint_h
#define mozilla_CaretAssociationHint_h
namespace mozilla {
template <typename PT, typename CT>
class RangeBoundaryBase;
namespace intl {
class BidiEmbeddingLevel;
};
/**
* Hint whether a caret is associated with the content before a
* given character offset (Before), or with the content after a given
* character offset (After).
*/
enum class CaretAssociationHint { Before, After };
/**
* Return better caret association hint for aCaretPoint than aDefault.
* This computes the result from layout. Therefore, you should flush pending
* layout before calling this.
*/
template <typename PT, typename CT>
CaretAssociationHint ComputeCaretAssociationHint(
CaretAssociationHint aDefault, intl::BidiEmbeddingLevel aBidiLevel,
const RangeBoundaryBase<PT, CT>& aCaretPoint);
} // namespace mozilla
#endif
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