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/*
* Copyright (C) 2004 Apple Computer, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_EDITING_TEXT_AFFINITY_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_EDITING_TEXT_AFFINITY_H_
#include <iosfwd>
#include "third_party/blink/renderer/core/core_export.h"
namespace blink {
enum class TextAffinity {
kUpstream,
kDownstream,
// PositionWithAffiity default affinity is downstream because the callers do
// not really care (they just want the deep position without regard to line
// position), and this is cheaper than kUpstream.
kDefault = kDownstream,
// Callers who do not know where on the line the position is, but would like
// kUpstream if at a line break or kDownstream otherwise, need a clear way to
// specify that. The constructors auto-correct kUpstream to kDownstream if the
// position is not at a line break.
kUpstreamIfPossible = kUpstream,
};
CORE_EXPORT std::ostream& operator<<(std::ostream&, TextAffinity);
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_EDITING_TEXT_AFFINITY_H_
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