Zarr.h

/*
 
    Copyright 2001 - 2017  Markus Peura, Finnish Meteorological Institute (First.Last@fmi.fi)
 
 
    This file is part of Rack for C++.
 
    Rack is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    any later version.
 
    Rack is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with Rack.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
 
 
/*
#include <iostream>
#include <sstream>
#include <string.h> // plain C strlen
#include <map>
#include <list>
#include <vector>
#include <set>
*/
 
#include "JSON.h"
 
#ifndef DRAIN_ZARR
#define DRAIN_ZARR
 
namespace drain {
 
 
class Zarr3 {
 
protected:
 
    // Must be defined before referencing definitions below.
    drain::JSONtree json;
 
public:
 
    drain::Variable & zarr_format = json["zarr_format"] = 3;
    drain::Variable & node_type   = json["node_type"]   = "array";
    drain::Variable & shape       = json["shape"]       = {0,0};
    drain::JSONtree & chunk_grid  = json["chunk_grid"];
    drain::Variable & chunk_grid_type  = chunk_grid["type"] = "regular";
    drain::Variable & chunk_grid_shape = chunk_grid["chunk_shape"] = {0,0};
    drain::Variable & data_type        = json["data_type"] = "float32";
    drain::JSONtree & chunk_key_encoding = json["chunk_key_encoding"];
    drain::Variable & chunk_key_encoding_separator = chunk_key_encoding["separator"] = ".";
 
    inline
    const drain::JSONtree & getJSON() const {return json;};
 
    static
    const std::string ATTRIBUTE_PATH;
 
    static
    const std::string ARRAY_PATH;
 
    /*
    template <class ...T>
    inline
    void setDir(const T & ... args){
        dirPath.set(args...);
    }
 
    drain::FilePath dirPath;
    */
 
    // void writeAttributes() const ;
    void writeMetadata(const drain::FilePath & dirPath) const ;
 
    virtual inline
    void writeArray(const drain::FilePath & dirPath) const {
        Logger mout(__FILE__, __FUNCTION__);
        mout.unimplemented("Under constr.");
    };
};
 
}
 
#endif