#pragma once

#include <napi.h>

// stl

#include <string>

#include <memory>

namespace mapnik {

class proj_transform;

}

namespace mapnik {

class projection;

}

using proj_ptr = std::shared_ptr<mapnik::projection>;

class Projection : public Napi::ObjectWrap<Projection>

{

friend class ProjTransform;

public:

// initializer

static Napi::Object Initialize(Napi::Env env, Napi::Object exports, napi_property_attributes prop_attr);

// ctorx

explicit Projection(Napi::CallbackInfo const& info);

// methods

Napi::Value inverse(Napi::CallbackInfo const& info);

Napi::Value forward(Napi::CallbackInfo const& info);

Napi::Value definition(Napi::CallbackInfo const& info);

Napi::Value description(Napi::CallbackInfo const& info);

Napi::Value area_of_use(Napi::CallbackInfo const& info);

private:

static Napi::FunctionReference constructor;

proj_ptr projection_;

};

using proj_tr_ptr = std::shared_ptr<mapnik::proj_transform>;

class ProjTransform : public Napi::ObjectWrap<ProjTransform>

{

friend class Geometry;

public:

// initializer

static Napi::Object Initialize(Napi::Env env, Napi::Object exports, napi_property_attributes prop_attr);

// ctor

explicit ProjTransform(Napi::CallbackInfo const& info);

// methods

Napi::Value forward(Napi::CallbackInfo const& info);

Napi::Value backward(Napi::CallbackInfo const& info);

inline proj_tr_ptr impl() { return proj_transform_; }

private:

static Napi::FunctionReference constructor;

proj_tr_ptr proj_transform_;

};