Differential D15129 Diff 40579 src/lib/htmlhighlighter.cpp

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src/lib/htmlhighlighter.cpp

1/* 1​/*
2 Copyright (C) 2016 Volker Krause <vkrause@kde.org> 2​ Copyright (C) 2016 Volker Krause <vkrause@kde.org>
3​ Copyright (C) 2018 Christoph Cullmann <cullmann@kde.org>
3 4​
4 Permission is hereby granted, free of charge, to any person obtaining 5​ Permission is hereby granted, free of charge, to any person obtaining
5 a copy of this software and associated documentation files (the 6​ a copy of this software and associated documentation files (the
6 "Software"), to deal in the Software without restriction, including 7​ "Software"), to deal in the Software without restriction, including
7 without limitation the rights to use, copy, modify, merge, publish, 8​ without limitation the rights to use, copy, modify, merge, publish,
8 distribute, sublicense, and/or sell copies of the Software, and to 9​ distribute, sublicense, and/or sell copies of the Software, and to
9 permit persons to whom the Software is furnished to do so, subject to 10​ permit persons to whom the Software is furnished to do so, subject to
10 the following conditions: 11​ the following conditions:
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27#include "state.h" 28​#include "state.h"
28#include "theme.h" 29​#include "theme.h"
29#include "ksyntaxhighlighting_logging.h" 30​#include "ksyntaxhighlighting_logging.h"
30 31​
31#include <QDebug> 32​#include <QDebug>
32#include <QFile> 33​#include <QFile>
33#include <QFileInfo> 34​#include <QFileInfo>
34#include <QTextStream> 35​#include <QTextStream>
36​#include <QVarLengthArray>
35 37​
36using namespace KSyntaxHighlighting; 38​using namespace KSyntaxHighlighting;
37 39​
38class KSyntaxHighlighting::HtmlHighlighterPrivate 40​class KSyntaxHighlighting::HtmlHighlighterPrivate
39{ 41​{
40public: 42​public:
41 std::unique_ptr<QTextStream> out; 43​ std::unique_ptr<QTextStream> out;
42 std::unique_ptr<QFile> file; 44​ std::unique_ptr<QFile> file;
▲ Show 20 Lines • Show All 66 Lines • ▼ Show 20 Line(s)75{
109 d->file.reset(); 111​ d->file.reset();
110} 112​}
111 113​
112void HtmlHighlighter::applyFormat(int offset, int length, const Format& format) 114​void HtmlHighlighter::applyFormat(int offset, int length, const Format& format)
113{ 115​{
114 if (length == 0) 116​ if (length == 0)
115 return; 117​ return;
116 118​
117 if (!format.isDefaultTextStyle(theme())) { 119​ // collect potential output, cheaper than thinking about "is there any?"
118 *d->out << "<span style=\""; 120​ QVarLengthArray<QString, 16> formatOutput;
119 if (format.hasTextColor(theme())) 121​ if (format.hasTextColor(theme()))
120 *d->out << "color:" << format.textColor(theme()).name() << ";"; 122​ formatOutput << QStringLiteral("color:") << format.textColor(theme()).name() << QStringLiteral(";");
121 if (format.hasBackgroundColor(theme())) 123​ if (format.hasBackgroundColor(theme()))
122 *d->out << "background-color:" << format.backgroundColor(theme()).name() << ";"; 124​ formatOutput << QStringLiteral("background-color:") << format.backgroundColor(theme()).name() << QStringLiteral(";");
123 if (format.isBold(theme())) 125​ if (format.isBold(theme()))
124 *d->out << "font-weight:bold;"; 126​ formatOutput << QStringLiteral("font-weight:bold;");
125 if (format.isItalic(theme())) 127​ if (format.isItalic(theme()))
126 *d->out << "font-style:italic;"; 128​ formatOutput << QStringLiteral("font-style:italic;");
127 if (format.isUnderline(theme())) 129​ if (format.isUnderline(theme()))
128 *d->out << "text-decoration:underline;"; 130​ formatOutput << QStringLiteral("text-decoration:underline;");
129 if (format.isStrikeThrough(theme())) 131​ if (format.isStrikeThrough(theme()))
130 *d->out << "text-decoration:line-through;"; 132​ formatOutput << QStringLiteral("text-decoration:line-through;");
133​
134​ if (!formatOutput.isEmpty()) {
135​ *d->out << "<span style=\"";
136​ for (const auto &out : qAsConst(formatOutput)) {
137​ *d->out << out;
138​ }
131 *d->out << "\">"; 139​ *d->out << "\">";
132 } 140​ }
133 141​
134 *d->out << d->currentLine.mid(offset, length).toHtmlEscaped(); 142​ *d->out << d->currentLine.mid(offset, length).toHtmlEscaped();
135 143​
136 if (!format.isDefaultTextStyle(theme())) 144​ if (!formatOutput.isEmpty()) {
137 *d->out << "</span>"; 145​ *d->out << "</span>";
138} 146​ }
147​}