Hi everyone,
I use Qt and Argis SDK 100.13
I need zoom to extent my graphic (ex: a polyline), but I don't know how to get good scale.
PolylineBuilder* polyline_builder = new PolylineBuilder(spatialReference, this);
polyline_builder->addPoint(.....);
Graphic* polyline_graphic = new Graphic(polyline_builder->toGeometry(), this);
overlay->graphics()->append(polyline_graphic);
m_mapView->graphicsOverlays()->append(overlay);
m_mapView->setViewpointCenter(polyline_builder->extent().center(),50000);
Thank you for support