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https://github.com/RGBCube/serenity
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LibGfx: Make Color(NamedColor) inline and constexpr
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43c7d7d285
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4 changed files with 86 additions and 86 deletions
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/*
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* Copyright (c) 2020, the SerenityOS developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/Debug.h>
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#include <LibGUI/JSSyntaxHighlighter.h>
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#include <LibGUI/TextEditor.h>
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#include <LibGfx/Font.h>
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#include <LibGfx/Palette.h>
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#include <LibJS/Lexer.h>
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#include <LibJS/Token.h>
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namespace GUI {
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static Syntax::TextStyle style_for_token_type(Gfx::Palette palette, JS::TokenType type)
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{
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switch (JS::Token::category(type)) {
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case JS::TokenCategory::Invalid:
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return { palette.syntax_comment() };
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case JS::TokenCategory::Number:
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return { palette.syntax_number() };
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case JS::TokenCategory::String:
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return { palette.syntax_string() };
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case JS::TokenCategory::Punctuation:
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return { palette.syntax_punctuation() };
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case JS::TokenCategory::Operator:
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return { palette.syntax_operator() };
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case JS::TokenCategory::Keyword:
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return { palette.syntax_keyword(), true };
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case JS::TokenCategory::ControlKeyword:
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return { palette.syntax_control_keyword(), true };
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case JS::TokenCategory::Identifier:
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return { palette.syntax_identifier() };
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default:
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return { palette.base_text() };
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}
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}
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bool JSSyntaxHighlighter::is_identifier(void* token) const
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{
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auto js_token = static_cast<JS::TokenType>(reinterpret_cast<size_t>(token));
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return js_token == JS::TokenType::Identifier;
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}
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bool JSSyntaxHighlighter::is_navigatable([[maybe_unused]] void* token) const
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{
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return false;
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}
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void JSSyntaxHighlighter::rehighlight(Gfx::Palette palette)
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{
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ASSERT(m_editor);
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auto text = m_editor->text();
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JS::Lexer lexer(text);
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Vector<GUI::TextDocumentSpan> spans;
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GUI::TextPosition position { 0, 0 };
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GUI::TextPosition start { 0, 0 };
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auto advance_position = [&position](char ch) {
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if (ch == '\n') {
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position.set_line(position.line() + 1);
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position.set_column(0);
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} else
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position.set_column(position.column() + 1);
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};
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auto append_token = [&](StringView str, const JS::Token& token, bool is_trivia) {
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if (str.is_empty())
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return;
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start = position;
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for (size_t i = 0; i < str.length() - 1; ++i)
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advance_position(str[i]);
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GUI::TextDocumentSpan span;
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span.range.set_start(start);
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span.range.set_end({ position.line(), position.column() });
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auto type = is_trivia ? JS::TokenType::Invalid : token.type();
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auto style = style_for_token_type(palette, type);
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span.attributes.color = style.color;
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span.attributes.bold = style.bold;
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span.is_skippable = is_trivia;
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span.data = reinterpret_cast<void*>(static_cast<size_t>(type));
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spans.append(span);
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advance_position(str[str.length() - 1]);
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dbgln<SYNTAX_HIGHLIGHTING_DEBUG>("{}{} @ '{}' {}:{} - {}:{}",
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token.name(),
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is_trivia ? " (trivia)" : "",
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token.value(),
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span.range.start().line(), span.range.start().column(),
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span.range.end().line(), span.range.end().column());
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};
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bool was_eof = false;
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for (auto token = lexer.next(); !was_eof; token = lexer.next()) {
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append_token(token.trivia(), token, true);
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append_token(token.value(), token, false);
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if (token.type() == JS::TokenType::Eof)
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was_eof = true;
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}
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m_editor->document().set_spans(spans);
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m_has_brace_buddies = false;
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highlight_matching_token_pair();
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m_editor->update();
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}
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Vector<Syntax::Highlighter::MatchingTokenPair> JSSyntaxHighlighter::matching_token_pairs() const
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{
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static Vector<Syntax::Highlighter::MatchingTokenPair> pairs;
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if (pairs.is_empty()) {
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pairs.append({ reinterpret_cast<void*>(JS::TokenType::CurlyOpen), reinterpret_cast<void*>(JS::TokenType::CurlyClose) });
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pairs.append({ reinterpret_cast<void*>(JS::TokenType::ParenOpen), reinterpret_cast<void*>(JS::TokenType::ParenClose) });
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pairs.append({ reinterpret_cast<void*>(JS::TokenType::BracketOpen), reinterpret_cast<void*>(JS::TokenType::BracketClose) });
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}
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return pairs;
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}
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bool JSSyntaxHighlighter::token_types_equal(void* token1, void* token2) const
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{
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return static_cast<JS::TokenType>(reinterpret_cast<size_t>(token1)) == static_cast<JS::TokenType>(reinterpret_cast<size_t>(token2));
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}
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JSSyntaxHighlighter::~JSSyntaxHighlighter()
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{
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}
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}
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@ -1,49 +0,0 @@
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/*
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* Copyright (c) 2020, the SerenityOS developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibSyntax/Highlighter.h>
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namespace GUI {
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class JSSyntaxHighlighter : public Syntax::Highlighter {
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public:
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JSSyntaxHighlighter() { }
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virtual ~JSSyntaxHighlighter() override;
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virtual bool is_identifier(void*) const override;
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virtual bool is_navigatable(void*) const override;
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virtual Syntax::Language language() const override { return Syntax::Language::JavaScript; }
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virtual void rehighlight(Gfx::Palette) override;
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protected:
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virtual Vector<MatchingTokenPair> matching_token_pairs() const override;
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virtual bool token_types_equal(void*, void*) const override;
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};
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}
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