include/mtflt/mtFltGridDs.h

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/*******************************************************************************
** Copyright (c) 2005 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: mtFltGridDs.h,v $ $Revision: 1.15 $ $State: Exp $
*******************************************************************************/

#ifndef mtFltGridDs_H_
#define mtFltGridDs_H_

//
// \file mtFltGridDs.h
// \brief Represents an abstraction of a GridDataSet node inside a Metaflight file.
//

#include "mtflt/mtfltDefines.h"
#include "mtflt/mtFltDs.h"
#include <vlutil/vlConfig.h>
#include <vector>
#include <string>
class DtMtFltGridStack;

using namespace std;


// \brief Represents an abstraction of a GridDataSet node inside a Metaflight file.
// A GridDataset is an abstract class that represents a Dataset with geographic area 
// that is subdivided into a multi-leveled grid (a GridStack)
class DT_DLL_mtflt DtMtFltGridDs : public DtMtFltDataset
{
public:
   
   // Default constructor.
   DtMtFltGridDs();
   
   // Destructor
   virtual ~DtMtFltGridDs();
   
   // Copy constructor
   DtMtFltGridDs(const DtMtFltGridDs& node);
   
   // Assignment operator
   DtMtFltGridDs& operator=(const DtMtFltGridDs& orig);

   // Overrides the \p DtMtFltNode::readNode method to read the
   // common information to all GridDataSet nodes in the Metaflight file.
   // \param root pointer to the root node of the document
   // \param node pointer to the xml node that will be read
   // \return \b true if success reading the node. \b false otherwise.
   virtual bool readNode(const xmlNodePtr root, xmlNodePtr node);

   // Returns the grid stack associated with the Dataset
   virtual const DtMtFltGridStack* gridStack() const;

   // Returns a vector with the filenames that conform this dataset
   // \param mftFilename name of the metaflight file
   // \param files vector of strings containing all the filenames with the 
   // highest level of detail that match the filenamepattern in this dataset.
   virtual bool files(const DtFilename& mftFilename, vector<string>& files);
  
protected:

   DtMtFltGridStack* myGridStack;
   //list< mfCoordSys* >  m_CoordSysUsed;

   bool DtReplaceString(string& source, const string oldstr, const string newstr);

   bool DtReplaceString(string& source, const string oldstr, int newval);

   bool hasEnvironmentVariable(DtString& rootPath, DtString& envVar);

   void getRootPath(const DtFilename& mftFilename, DtString &rp);

   void solveEnvironmentVariable(DtString& rootPath, const DtString envVar);

   void solveStaticAttributesFilePattern(string& filePattern);
};

#endif