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/*
* Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// This example will show how to retrieve the longitude and latitude from
// a place using the name of the city or the address. For that, we will
// use the \doxygen{otb}{PlaceNameToLonLat} class.
#include "otbPlaceNameToLonLat.h"
int main(int argc, char* argv[])
{
if (argc != 2)
{
std::cout << argv[0] << " <place name> " << std::endl;
return EXIT_FAILURE;
}
// You instantiate the class and pass the name you want to look for as a
// std::string to the SetPlaceName method.
//
// The call to evaluate will trigger the retrival process.
otb::PlaceNameToLonLat::Pointer pn2LL = otb::PlaceNameToLonLat::New();
pn2LL->SetPlaceName(std::string(argv[1]));
pn2LL->Evaluate();
// To get the data, you can simply call the GetLon and GetLat methods.
double lon = pn2LL->GetLon();
double lat = pn2LL->GetLat();
std::cout << "Latitude: " << lat << std::endl;
std::cout << "Longitude: " << lon << std::endl;
// If you tried with a string such as "Toulouse" -- a city where the
// heart of OTB relies -- you should obtain something
// like:
//
// \begin{verbatim}
// Latitude: 43.6044
// Longitude: 1.44295
// \end{verbatim}
return EXIT_SUCCESS;
}
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