diff options
Diffstat (limited to 'src/plugins/geoservices/esri/geotiledmappingmanagerengine_esri.cpp')
-rw-r--r-- | src/plugins/geoservices/esri/geotiledmappingmanagerengine_esri.cpp | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/src/plugins/geoservices/esri/geotiledmappingmanagerengine_esri.cpp b/src/plugins/geoservices/esri/geotiledmappingmanagerengine_esri.cpp new file mode 100644 index 00000000..396d0f57 --- /dev/null +++ b/src/plugins/geoservices/esri/geotiledmappingmanagerengine_esri.cpp @@ -0,0 +1,215 @@ +/**************************************************************************** +** +** Copyright (C) 2013-2016 Esri <contracts@esri.com> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtLocation module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** 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-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "geotiledmappingmanagerengine_esri.h" +#include "geotiledmap_esri.h" +#include "geotilefetcher_esri.h" + +#include <QtLocation/private/qgeocameracapabilities_p.h> +#include <QtLocation/private/qgeomaptype_p.h> +#include <QtLocation/private/qgeotiledmap_p.h> +#include <QtLocation/private/qgeofiletilecache_p.h> + +#include <QFileInfo> +#include <QDir> +#include <QUrl> +#include <QFile> +#include <QJsonDocument> +#include <QJsonObject> + +static void initResources() +{ + Q_INIT_RESOURCE(esri); +} + +QT_BEGIN_NAMESPACE + +static const QString kPrefixEsri(QStringLiteral("esri.")); +static const QString kParamUserAgent(kPrefixEsri + QStringLiteral("useragent")); +static const QString kParamToken(kPrefixEsri + QStringLiteral("token")); +static const QString kPrefixMapping(kPrefixEsri + QStringLiteral("mapping.")); +static const QString kParamMinimumZoomLevel(kPrefixMapping + QStringLiteral("minimumZoomLevel")); +static const QString kParamMaximumZoomLevel(kPrefixMapping + QStringLiteral("maximumZoomLevel")); + +static const QString kPropMapSources(QStringLiteral("mapSources")); +static const QString kPropStyle(QStringLiteral("style")); +static const QString kPropName(QStringLiteral("name")); +static const QString kPropDescription(QStringLiteral("description")); +static const QString kPropMobile(QStringLiteral("mobile")); +static const QString kPropNight(QStringLiteral("night")); +static const QString kPropUrl(QStringLiteral("url")); +static const QString kPropMapId(QStringLiteral("mapId")); +static const QString kPropCopyright(QStringLiteral("copyrightText")); + +GeoTiledMappingManagerEngineEsri::GeoTiledMappingManagerEngineEsri(const QVariantMap ¶meters, + QGeoServiceProvider::Error *error, + QString *errorString) : + QGeoTiledMappingManagerEngine() +{ + QGeoCameraCapabilities cameraCaps; + + double minimumZoomLevel = 0; + double maximumZoomLevel = 19; + + if (parameters.contains(kParamMinimumZoomLevel)) + minimumZoomLevel = parameters[kParamMinimumZoomLevel].toDouble(); + + if (parameters.contains(kParamMaximumZoomLevel)) + maximumZoomLevel = parameters[kParamMaximumZoomLevel].toDouble(); + + cameraCaps.setMinimumZoomLevel(minimumZoomLevel); + cameraCaps.setMaximumZoomLevel(maximumZoomLevel); + + setCameraCapabilities(cameraCaps); + + setTileSize(QSize(256, 256)); + + if (!initializeMapSources(error, errorString)) + return; + + QList<QGeoMapType> mapTypes; + + foreach (GeoMapSource *mapSource, m_mapSources) { + mapTypes << QGeoMapType( + mapSource->style(), + mapSource->name(), + mapSource->description(), + mapSource->mobile(), + mapSource->night(), + mapSource->mapId()); + } + + setSupportedMapTypes(mapTypes); + + GeoTileFetcherEsri *tileFetcher = new GeoTileFetcherEsri(this); + + if (parameters.contains(kParamUserAgent)) + tileFetcher->setUserAgent(parameters.value(kParamUserAgent).toString().toLatin1()); + + if (parameters.contains(kParamToken)) + tileFetcher->setToken(parameters.value(kParamToken).toString()); + + setTileFetcher(tileFetcher); + + *error = QGeoServiceProvider::NoError; + errorString->clear(); +} + +GeoTiledMappingManagerEngineEsri::~GeoTiledMappingManagerEngineEsri() +{ + qDeleteAll(m_mapSources); +} + +QGeoMap *GeoTiledMappingManagerEngineEsri::createMap() +{ + return new GeoTiledMapEsri(this); +} + +// ${z} = Zoom +// ${x} = X +// ${y} = Y +// ${token} = Token + +// template = 'http://services.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/{{z}}/{{y}}/{{x}}.png' + +bool GeoTiledMappingManagerEngineEsri::initializeMapSources(QGeoServiceProvider::Error *error, + QString *errorString) +{ + initResources(); + QFile mapsFile(":/maps.json"); + + if (!mapsFile.open(QIODevice::ReadOnly)) { + *error = QGeoServiceProvider::NotSupportedError; + *errorString = Q_FUNC_INFO + QStringLiteral("Unable to open: ") + mapsFile.fileName(); + + return false; + } + + QByteArray mapsData = mapsFile.readAll(); + mapsFile.close(); + + QJsonParseError parseError; + + QJsonDocument mapsDocument = QJsonDocument::fromJson(mapsData, &parseError); + + if (!mapsDocument.isObject()) { + *error = QGeoServiceProvider::NotSupportedError; + *errorString = Q_FUNC_INFO + QStringLiteral("JSON error: ") + (int)parseError.error + + ", offset: " + parseError.offset + + ", details: " + parseError.errorString(); + return false; + } + + QVariantMap maps = mapsDocument.object().toVariantMap(); + + QVariantList mapSources = maps["mapSources"].toList(); + + foreach (QVariant mapSourceElement, mapSources) { + QVariantMap mapSource = mapSourceElement.toMap(); + + int mapId = mapSource[kPropMapId].toInt(); + if (mapId <= 0) + mapId = m_mapSources.count() + 1; + + m_mapSources << new GeoMapSource( + GeoMapSource::mapStyle(mapSource[kPropStyle].toString()), + mapSource[kPropName].toString(), + mapSource[kPropDescription].toString(), + mapSource[kPropMobile].toBool(), + mapSource[kPropMapId].toBool(), + mapId, + GeoMapSource::toFormat(mapSource[kPropUrl].toString()), + mapSource[kPropCopyright].toString() + ); + } + + return true; +} + +GeoMapSource *GeoTiledMappingManagerEngineEsri::mapSource(int mapId) const +{ + foreach (GeoMapSource *mapSource, mapSources()) { + if (mapSource->mapId() == mapId) + return mapSource; + } + + return Q_NULLPTR; +} + +QT_END_NAMESPACE |