PS-1039 - Mapbox attribution displayed

Author: edupazpix4d

res/logo.png

@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/mapbox">
+        <file>logo.png</file>
+    </qresource>
+</RCC>

res/mapbox.qrc

@@ -168,10 +168,33 @@ GeoTiledMappingManagerEngine::GeoTiledMappingManagerEngine(const QVariantMap& pa
 
 QGeoMap* GeoTiledMappingManagerEngine::createMap()
 {
-    return m_noMapTiles ? new NoGeoTiledMap(this, 0) : new QGeoTiledMap(this, 0);
+    return m_noMapTiles ? new NoGeoTiledMap(this, 0) : new CustomGeoTiledMap(this, 0);
 }
 
 QSGNode* NoGeoTiledMap::updateSceneGraph(QSGNode*, QQuickWindow*)
 {
     return nullptr;
 }
+
+CustomGeoTiledMap::CustomGeoTiledMap(GeoTiledMappingManagerEngine *engine, QObject *parent) :
+    QGeoTiledMap(engine, parent) {
+    setCopyrightVisible(true);
+}
+
+QString CustomGeoTiledMap::copyrightsStyleSheet() const
+{
+    return QStringLiteral("* { vertical-align: middle; font-weight: normal }");
+}
+
+void CustomGeoTiledMap::evaluateCopyrights(const QSet<QGeoTileSpec> &visibleTiles) {
+    Q_UNUSED(visibleTiles);
+
+    QString copyrightsHtmlFinal("© <a href='https://www.mapbox.com/about/maps/'>Mapbox</a> "
+            "© <a href='http://www.openstreetmap.org/copyright'>OpenStreetMap</a> "
+            "<strong><a href='https://www.mapbox.com/map-feedback/' target='_blank'>Improve this map</a></strong>");
+
+    copyrightsHtmlFinal = "<table><tr><th><img src='qrc:/mapboxgl/logo.png'/></th><th>"
+         + copyrightsHtmlFinal + "</th></tr></table>";
+
+    emit copyrightsChanged(copyrightsHtmlFinal);
+}

src/GeoTiledMappingManagerEngine.cpp

@@ -11,6 +11,14 @@ class NoGeoTiledMap : public QGeoTiledMap
     QSGNode* updateSceneGraph(QSGNode*, QQuickWindow* window) override;
 };
 
+class CustomGeoTiledMap: public QGeoTiledMap {
+public:
+    CustomGeoTiledMap(GeoTiledMappingManagerEngine *engine, QObject *parent);
+    virtual ~CustomGeoTiledMap() = default;
+    QString copyrightsStyleSheet() const override;
+    virtual void evaluateCopyrights(const QSet<QGeoTileSpec> &visibleTiles) override;
+};
+
 class GeoTiledMappingManagerEngine : public QGeoTiledMappingManagerEngine
 {
     Q_OBJECT

src/GeoTiledMappingManagerEngine.h

@@ -17,7 +17,9 @@ find_package(Qt5 COMPONENTS
     REQUIRED QUIET)
 find_package(QtBasemapPlugin REQUIRED QUIET)
 
-add_executable(example example.cpp)
+qt5_add_resources(IMAGES_RCC "res/mapbox.qrc")
+
+add_executable(example example.cpp ${IMAGES_RCC})
 get_property(MAP_PLUGIN TARGET qtgeoservices_basemap_pix4d PROPERTY IMPORTED_LOCATION_RELEASE)
 message(STATUS "Map plugin path ${MAP_PLUGIN}")