mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 17:42:43 +00:00
59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Max Wipfli <mail@maxwipfli.ch>
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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/Error.h>
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#include <AK/RefPtr.h>
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#include <AK/String.h>
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#include <LibJS/Heap/Heap.h>
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#include <LibWeb/DOM/Node.h>
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#include <LibWeb/Forward.h>
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namespace Web::DOM {
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class Position final : public JS::Cell {
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JS_CELL(Position, JS::Cell);
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public:
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[[nodiscard]] static JS::NonnullGCPtr<Position> create(JS::Realm& realm, JS::NonnullGCPtr<Node> node, unsigned offset)
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{
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return realm.heap().allocate<Position>(realm, node, offset);
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}
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JS::GCPtr<Node> node() { return m_node; }
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JS::GCPtr<Node const> node() const { return m_node; }
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unsigned offset() const { return m_offset; }
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bool offset_is_at_end_of_node() const;
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void set_offset(unsigned value) { m_offset = value; }
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bool increment_offset();
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bool decrement_offset();
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bool equals(JS::NonnullGCPtr<Position> other) const
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{
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return m_node.ptr() == other->m_node.ptr() && m_offset == other->m_offset;
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}
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ErrorOr<String> to_string() const;
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private:
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Position(JS::GCPtr<Node>, unsigned offset);
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JS::GCPtr<Node> m_node;
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unsigned m_offset { 0 };
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};
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}
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template<>
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struct AK::Formatter<Web::DOM::Position> : Formatter<StringView> {
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ErrorOr<void> format(FormatBuilder& builder, Web::DOM::Position const& value)
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{
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return Formatter<StringView>::format(builder, TRY(value.to_string()));
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}
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};
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