mirror of
https://github.com/RGBCube/serenity
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5e1499d104
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
$ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
Meta Ports Ladybird Tests Kernel)
$ perl -pie 's/\bDeprecatedString\b/ByteString/g;
s/deprecated_string/byte_string/g' $xs
$ clang-format --style=file -i \
$(git diff --name-only | grep \.cpp\|\.h)
$ gn format $(git ls-files '*.gn' '*.gni')
101 lines
3.4 KiB
C++
101 lines
3.4 KiB
C++
/*
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* Copyright (c) 2023, Ali Mohammad Pur <mpfard@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/HashMap.h>
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#include <AK/Utf32View.h>
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#include <LibGfx/TextAttributes.h>
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#include <LibSyntax/Forward.h>
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#include <LibSyntax/TextRange.h>
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namespace Syntax {
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struct TextDocumentSpan {
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TextRange range;
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Gfx::TextAttributes attributes;
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u64 data { 0 };
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bool is_skippable { false };
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};
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struct TextDocumentFoldingRegion {
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TextRange range;
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bool is_folded { false };
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// This pointer is only used to identify that two TDFRs are the same.
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RawPtr<class TextDocumentLine> line_ptr;
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};
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class TextDocumentLine {
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public:
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explicit TextDocumentLine(Document&);
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explicit TextDocumentLine(Document&, StringView);
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ByteString to_utf8() const;
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Utf32View view() const { return { code_points(), length() }; }
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u32 const* code_points() const { return m_text.data(); }
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size_t length() const { return m_text.size(); }
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bool set_text(Document&, StringView);
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void set_text(Document&, Vector<u32>);
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void append(Document&, u32);
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void prepend(Document&, u32);
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void insert(Document&, size_t index, u32);
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void remove(Document&, size_t index);
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void append(Document&, u32 const*, size_t);
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void truncate(Document&, size_t length);
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void clear(Document&);
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void remove_range(Document&, size_t start, size_t length);
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void keep_range(Document&, size_t start_index, size_t end_index);
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size_t first_non_whitespace_column() const;
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Optional<size_t> last_non_whitespace_column() const;
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bool ends_in_whitespace() const;
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bool can_select() const;
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bool is_empty() const { return length() == 0; }
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size_t leading_spaces() const;
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private:
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// NOTE: This vector is null terminated.
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Vector<u32> m_text;
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};
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class Document : public RefCounted<Document> {
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public:
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Document() = default;
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virtual ~Document() = default;
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void set_spans(u32 span_collection_index, Vector<TextDocumentSpan> spans);
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bool has_spans() const { return !m_spans.is_empty(); }
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Vector<TextDocumentSpan>& spans() { return m_spans; }
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Vector<TextDocumentSpan> const& spans() const { return m_spans; }
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void set_span_at_index(size_t index, TextDocumentSpan span) { m_spans[index] = move(span); }
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TextDocumentSpan const* span_at(TextPosition const&) const;
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void set_folding_regions(Vector<TextDocumentFoldingRegion>);
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bool has_folding_regions() const { return !m_folding_regions.is_empty(); }
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Vector<TextDocumentFoldingRegion>& folding_regions() { return m_folding_regions; }
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Vector<TextDocumentFoldingRegion> const& folding_regions() const { return m_folding_regions; }
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Optional<TextDocumentFoldingRegion&> folding_region_starting_on_line(size_t line);
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// Returns all folded FoldingRegions that are not contained inside another folded region.
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Vector<TextDocumentFoldingRegion const&> currently_folded_regions() const;
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// Returns true if any part of the line is currently visible. (Not inside a folded FoldingRegion.)
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bool line_is_visible(size_t line) const;
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virtual TextDocumentLine const& line(size_t line_index) const = 0;
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virtual TextDocumentLine& line(size_t line_index) = 0;
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virtual void update_views(Badge<TextDocumentLine>) = 0;
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protected:
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HashMap<u32, Vector<TextDocumentSpan>> m_span_collections;
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Vector<TextDocumentSpan> m_spans;
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Vector<TextDocumentFoldingRegion> m_folding_regions;
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private:
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void merge_span_collections();
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};
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}
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