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a2acda5669
Range's member variables are stored in AbstractRange as per the spec, as they are also shared with StaticRange.
54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
/*
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* Copyright (c) 2022, Luke Wilde <lukew@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/RefCounted.h>
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#include <LibWeb/Bindings/Wrappable.h>
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namespace Web::DOM {
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class AbstractRange
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: public RefCounted<AbstractRange>
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, public Bindings::Wrappable {
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public:
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using WrapperType = Bindings::AbstractRangeWrapper;
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virtual ~AbstractRange() override = default;
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Node* start_container() { return m_start_container; }
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const Node* start_container() const { return m_start_container; }
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unsigned start_offset() const { return m_start_offset; }
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Node* end_container() { return m_end_container; }
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const Node* end_container() const { return m_end_container; }
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unsigned end_offset() const { return m_end_offset; }
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// https://dom.spec.whatwg.org/#range-collapsed
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bool collapsed() const
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{
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// A range is collapsed if its start node is its end node and its start offset is its end offset.
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return start_container() == end_container() && start_offset() == end_offset();
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}
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protected:
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AbstractRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
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: m_start_container(start_container)
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, m_start_offset(start_offset)
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, m_end_container(end_container)
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, m_end_offset(end_offset)
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{
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}
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NonnullRefPtr<Node> m_start_container;
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u32 m_start_offset;
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NonnullRefPtr<Node> m_end_container;
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u32 m_end_offset;
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};
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}
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