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/*
* Copyright (C) 2020 Apple 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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.
*/
#pragma once
#include "Node.h"
namespace WebCore {
struct BoundaryPoint {
Ref<Node> container;
unsigned offset { 0 };
BoundaryPoint(Ref<Node>&&, unsigned);
// Unlike Ref, we allow copying a BoundaryPoint without an explicit copyRef().
BoundaryPoint(const BoundaryPoint&);
BoundaryPoint(BoundaryPoint&&) = default;
BoundaryPoint& operator=(const BoundaryPoint&);
BoundaryPoint& operator=(BoundaryPoint&&) = default;
Document& document() const;
};
bool operator==(const BoundaryPoint&, const BoundaryPoint&);
inline BoundaryPoint::BoundaryPoint(Ref<Node>&& container, unsigned offset)
: container(WTFMove(container))
, offset(offset)
{
}
inline BoundaryPoint::BoundaryPoint(const BoundaryPoint& other)
: container(other.container.copyRef())
, offset(other.offset)
{
}
inline BoundaryPoint& BoundaryPoint::operator=(const BoundaryPoint& other)
{
container = other.container.copyRef();
offset = other.offset;
return *this;
}
inline Document& BoundaryPoint::document() const
{
return container->document();
}
inline bool operator==(const BoundaryPoint& a, const BoundaryPoint& b)
{
return a.container.ptr() == b.container.ptr() && a.offset == b.offset;
}
}