otbCoordinateTransformation.h

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/*
 * Copyright (C) 2005-2022 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.
 */
#ifndef otbCoordinateTransformation_h
#define otbCoordinateTransformation_h
 
#include "otbSpatialReference.h"
 
#include "OTBGdalAdaptersExport.h"
 
#include <memory>
#include <tuple>
 
#if defined(_MSC_VER)
#pragma warning(disable : 4251)
// Disable following warning :
// warning C4251: 'otb::CoordinateTransformation::m_Transform':
// class 'std::unique_ptr<OGRCoordinateTransformation,std::default_delete<_Ty>>'
// needs to have dll-interface to be used by clients of class
// 'otb::CoordinateTransformation'
// As long as otb::CoordinateTransformation::m_Transform is private no need to
// export this type.
#endif
 
class OGRCoordinateTransformation;
 
namespace otb
{
// Destructor of OGRCoordinateTransformation
namespace internal
{
struct OTBGdalAdapters_EXPORT OGRCoordinateTransformationDeleter
{
public:
  void operator()(OGRCoordinateTransformation* del) const;
};
}
 
// Forward declaration needed for the operators declared bellow.
class CoordinateTransformation;
 
OTBGdalAdapters_EXPORT bool operator==(const CoordinateTransformation& ct1, const CoordinateTransformation& ct2) noexcept;
 
OTBGdalAdapters_EXPORT bool operator!=(const CoordinateTransformation& ct1, const CoordinateTransformation& ct2) noexcept;
 
class OTBGdalAdapters_EXPORT CoordinateTransformation
{
  OTBGdalAdapters_EXPORT friend bool operator==(const CoordinateTransformation& ct1, const CoordinateTransformation& ct2) noexcept;
  OTBGdalAdapters_EXPORT friend bool operator!=(const CoordinateTransformation& ct1, const CoordinateTransformation& ct2) noexcept;
 
public:
  typedef std::unique_ptr<OGRCoordinateTransformation, internal::OGRCoordinateTransformationDeleter> CoordinateTransformationPtr;
  CoordinateTransformation(const SpatialReference& source, const SpatialReference& destination);
 
  CoordinateTransformation(const CoordinateTransformation& other);
 
  CoordinateTransformation& operator=(const CoordinateTransformation& other) noexcept;
 
  SpatialReference GetSourceSpatialReference() const;
 
  SpatialReference GetTargetSpatialReference() const;
 
  std::tuple<double, double, double> Transform(const std::tuple<double, double, double>& in) const;
 
  std::tuple<double, double> Transform(const std::tuple<double, double>& in) const;
 
 
private:
  // unique ptr to the internal OGRCoordinateTransformation
  CoordinateTransformationPtr m_Transform;
};
 
OTBGdalAdapters_EXPORT std::ostream& operator<<(std::ostream& o, const CoordinateTransformation& i);
}
 
#endif