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/****************************************************************************
**
** Copyright (C) 2016 Jochen Becher
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "stringtextsource.h"
#include "sourcepos.h"
#include "qmt/infrastructure/qmtassert.h"
namespace qmt {
StringTextSource::StringTextSource()
: m_sourceId(-1),
m_index(-1),
m_lineNumber(-1),
m_columnNumber(-1)
{
}
StringTextSource::~StringTextSource()
{
}
void StringTextSource::setText(const QString &text)
{
m_text = text;
m_index = 0;
m_lineNumber = 1;
m_columnNumber = 1;
}
void StringTextSource::setSourceId(int sourceId)
{
m_sourceId = sourceId;
}
SourceChar StringTextSource::readNextChar()
{
QMT_CHECK(m_sourceId >= 0);
QMT_CHECK(m_index >= 0);
QMT_CHECK(m_lineNumber >= 0);
QMT_CHECK(m_columnNumber >= 0);
if (m_index >= m_text.length())
return SourceChar(QChar(), SourcePos(m_sourceId, m_lineNumber, m_columnNumber));
SourcePos pos(m_sourceId, m_lineNumber, m_columnNumber);
QChar ch(m_text.at(m_index));
++m_index;
if (ch == QChar::LineFeed) {
++m_lineNumber;
m_columnNumber = 1;
} else {
++m_columnNumber;
}
return SourceChar(ch, pos);
}
} // namespace qmt
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