pointsreader.cpp

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#include "pointsreader.h"
 
#include <QDebug>
#include <QFile>
 
// Qt5/Qt6 Compatibility
#include <QtCompat.h>
 
namespace VtkUtils {
 
PointsReader::PointsReader(const QString& file) : m_file(file) {}
 
void PointsReader::run() {
    QFile file(m_file);
    if (!file.open(QIODevice::ReadOnly)) {
        qDebug() << QString("PointsReader::run() : cannot open file \"%1\" for "
                            "reading.")
                            .arg(m_file);
        return;
    }
 
    QTextStream ts(&file);
    QString line;
    QStringList parts;
    while (!ts.atEnd()) {
        line = ts.readLine();
        parts = line.split('\t');    // separated by tab
        parts.removeAll(QString());  // remove empty strings
 
        if (parts.size() == 3)
            m_points.append(Point3F{parts.at(0).toDouble(),
                                    parts.at(1).toDouble(),
                                    parts.at(2).toDouble()});
    }
 
    emit finished();
}
 
const QList<Point3F>& PointsReader::points() const { return m_points; }
 
}  // namespace VtkUtils