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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "profilehighlighter.h"
#include "profilekeywords.h"
#include <QRegExp>
#include <QColor>
#include <QTextDocument>
#include <QTextEdit>
using namespace Qt4ProjectManager::Internal;
ProFileHighlighter::ProFileHighlighter(QTextDocument *document) :
TextEditor::SyntaxHighlighter(document)
{
}
void ProFileHighlighter::highlightBlock(const QString &text)
{
if (text.isEmpty())
return;
QString buf;
bool inCommentMode = false;
QTextCharFormat emptyFormat;
int i = 0;
for (;;) {
const QChar c = text.at(i);
if (inCommentMode) {
setFormat(i, 1, m_formats[ProfileCommentFormat]);
} else {
if (c.isLetter() || c == QLatin1Char('_') || c == QLatin1Char('.') || c.isDigit()) {
buf += c;
setFormat(i - buf.length()+1, buf.length(), emptyFormat);
if (!buf.isEmpty() && ProFileKeywords::isFunction(buf))
setFormat(i - buf.length()+1, buf.length(), m_formats[ProfileFunctionFormat]);
else if (!buf.isEmpty() && ProFileKeywords::isVariable(buf))
setFormat(i - buf.length()+1, buf.length(), m_formats[ProfileVariableFormat]);
} else if (c == QLatin1Char('(')) {
if (!buf.isEmpty() && ProFileKeywords::isFunction(buf))
setFormat(i - buf.length(), buf.length(), m_formats[ProfileFunctionFormat]);
buf.clear();
} else if (c == QLatin1Char('#')) {
inCommentMode = true;
setFormat(i, 1, m_formats[ProfileCommentFormat]);
buf.clear();
} else {
if (!buf.isEmpty() && ProFileKeywords::isVariable(buf))
setFormat(i - buf.length(), buf.length(), m_formats[ProfileVariableFormat]);
buf.clear();
}
}
i++;
if (i >= text.length())
break;
}
applyFormatToSpaces(text, m_formats[ProfileVisualWhitespaceFormat]);
}
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