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122 lines
4 KiB
C++
122 lines
4 KiB
C++
/*******************************************************************************
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* util/RsSyntaxHighlighter.cpp *
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* *
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* Copyright (c) 2014 Retroshare Team <retroshare.project@gmail.com> *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU Affero General Public License as *
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* published by the Free Software Foundation, either version 3 of the *
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* License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Affero General Public License for more details. *
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* *
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* You should have received a copy of the GNU Affero General Public License *
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* along with this program. If not, see <https://www.gnu.org/licenses/>. *
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* *
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*******************************************************************************/
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#include <QRegularExpression>
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#include "RsSyntaxHighlighter.h"
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RsSyntaxHighlighter::RsSyntaxHighlighter(QTextEdit *parent)
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: QSyntaxHighlighter(parent)
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{
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quotationFormats.append(QTextCharFormat());
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}
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QColor RsSyntaxHighlighter::textColorQuote () const
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{
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return quotationFormats.at(0).foreground().color();
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}
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QVariant RsSyntaxHighlighter::textColorQuotes() const
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{
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QList<QVariant> l;
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foreach(auto i, quotationFormats)
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l.append(QVariant(i.foreground().color()));
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return QVariant(l);
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}
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void RsSyntaxHighlighter::setTextColorQuote(QColor textColorQuote)
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{
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quotationFormats[0].setForeground(textColorQuote);
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this->rehighlight();
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}
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void RsSyntaxHighlighter::setTextColorQuotes(QVariant textColorQuotes)
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{
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QStringList parList = textColorQuotes.toStringList();
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if ((parList.size() == 2) && (parList.at(0).toLower() == "colorlist"))
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{
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QStringList colList = parList.at(1).split(" ");
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quotationFormats.clear();
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for(int i = 0; i < colList.size(); i++)
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{
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quotationFormats.append(QTextCharFormat());
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quotationFormats[i].setForeground(QColor(colList[i]));
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}
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}
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this->rehighlight();
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}
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void RsSyntaxHighlighter::highlightBlock(const QString &text)
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{
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if (text == "") return;
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QRegularExpression endl("[\\r\\n\\N{U+2028}]"); //Usually 0x2028 character is used for newline, no idea why
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int index = 0;
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QStringList lines = text.split(endl);
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foreach (const QString &cLine, lines) {
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QString line =cLine;
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line.replace(QChar::Nbsp,QChar::Space);
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int count = 0;
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for( int i=0; i<line.length(); i++ ){
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if( line[i] == '>' )
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count++;
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else if( line[i] != QChar::Space )
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break;
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}
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//Make it work with the compact chat style
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int start = line.indexOf(": >");
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if( start != -1 )
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start += 2; // Start at ">" not ":"
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else
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start = 0;
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if(count && start > count ) {
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// Found but already quotted
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start = 0;
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} else {
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if (start && !count) {
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// Start to count after name: >
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for(int i=start; i<line.length(); i++){
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if( line[i] == '>' )
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count++;
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else if( line[i] != QChar::Space )
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break;
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}
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}
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}
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if(count) {
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setFormat(index + start, line.length() - start, quotationFormats.at(qMin(count-1,quotationFormats.size()-1)));
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}
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index += line.length() + 1;
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}
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}
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//Dumping the raw unicode string into the console in Base64 encoding
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/*
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QByteArray uniline;
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const QChar* qca = line.unicode();
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for(int i=0; qca[i]!='\0' ;++i)
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{
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uniline.append(qca[i].row());
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uniline.append(qca[i].cell());
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}
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std::cout << "Line: " << uniline.toBase64().toStdString() << std::endl;
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*/
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