DCReader.h

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//
//      $Id$
//


#ifndef _DCReader_h_
#define _DCReader_h_

#include <vector>
#include <algorithm>
#include <vapor/Metadata.h>
#include <vapor/MyBase.h>
#include <vapor/common.h>

namespace VAPoR {

//
class VDF_API DCReader : public Metadata, public VetsUtil::MyBase {
public:

 virtual ~DCReader() {};

 virtual int OpenVariableRead(
    size_t timestep, string varname, int reflevel=0, int lod=0
 ) = 0;

 //
 virtual int CloseVariable() = 0;

 //
 virtual int ReadSlice(float *slice) = 0;

 virtual bool VariableExists(
    size_t ts, string varname,int reflevel=0, int lod=0) const {
    std::vector <string> v = GetVariableNames();
    return((find(v.begin(), v.end(), varname)!=v.end())&&ts<GetNumTimeSteps());
 }

 virtual void GetLatLonExtents(
    size_t ts, double lon_exts[2], double lat_exts[2]
 ) const = 0;

 virtual std::vector <string> GetVariables2DExcluded() const = 0;
 virtual std::vector <string> GetVariables3DExcluded() const = 0;

};
};

#endif  //  _DCReader_h_