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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qgeofiletilecachenokia.h"
#include <QtLocation/private/qgeotilespec_p.h>
#include <QDir>
QT_BEGIN_NAMESPACE
QGeoFileTileCacheNokia::QGeoFileTileCacheNokia(int ppi, const QString &directory, QObject *parent)
:QGeoFileTileCache(directory, parent)
{
m_ppi = QString::number(ppi) + QLatin1String("p");
}
QGeoFileTileCacheNokia::~QGeoFileTileCacheNokia()
{
}
QString QGeoFileTileCacheNokia::tileSpecToFilename(const QGeoTileSpec &spec, const QString &format, const QString &directory) const
{
QString filename = spec.plugin();
filename += QLatin1String("-");
filename += QString::number(spec.mapId());
filename += QLatin1String("-");
filename += QString::number(spec.zoom());
filename += QLatin1String("-");
filename += QString::number(spec.x());
filename += QLatin1String("-");
filename += QString::number(spec.y());
//Append version if real version number to ensure backwards compatibility and eviction of old tiles
if (spec.version() != -1) {
filename += QLatin1String("-");
filename += QString::number(spec.version());
}
filename += QLatin1String("-");
filename += m_ppi;
filename += QLatin1String(".");
filename += format;
QDir dir = QDir(directory);
return dir.filePath(filename);
}
QGeoTileSpec QGeoFileTileCacheNokia::filenameToTileSpec(const QString &filename) const
{
QGeoTileSpec emptySpec;
const QStringList parts = filename.split('.');
if (parts.length() != 2)
return emptySpec;
const QString name = parts.at(0);
const QStringList fields = name.split('-');
const qsizetype length = fields.length();
if (length != 6 && length != 7)
return emptySpec;
else if (fields.last() != m_ppi)
return QGeoTileSpec();
QList<int> numbers;
bool ok = false;
for (qsizetype i = 1; i < length-1; ++i) { // skipping -<ppi>
ok = false;
int value = fields.at(i).toInt(&ok);
if (!ok)
return emptySpec;
numbers.append(value);
}
//File name without version, append default
if (numbers.length() < 5)
numbers.append(-1);
return QGeoTileSpec(fields.at(0),
numbers.at(0),
numbers.at(1),
numbers.at(2),
numbers.at(3),
numbers.at(4));
}
QT_END_NAMESPACE
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