ossimLookUpTable.h

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//*******************************************************************
// Copyright (C) 2000 ImageLinks Inc.
//
// License:  MIT
// 
// See LICENSE.txt file in the top level directory for more details.
//
// Author:  David Burken
//
// Description:
//
// Contains class declaration for LookUpTable. 
//*******************************************************************
//  $Id: ossimLookUpTable.h 19448 2011-04-26 15:15:07Z dburken $

#ifndef ossimLookUpTable_HEADER
#define ossimLookUpTable_HEADER

#include <vector>

#include <ossim/base/ossimConstants.h>
#include <ossim/base/ossimString.h>
#include <ossim/base/ossimKeyword.h>

#include <initializer_list>

class ossimKeywordlist;

//*******************************************************************
// CLASS:  LookUpTable
//*******************************************************************
class OSSIMDLLEXPORT ossimLookUpTable
{
public:

   enum
   {
      NOT_FOUND    = -1
   };

   ossimLookUpTable(const std::initializer_list<ossimString>& stringInitializer);

   virtual ~ossimLookUpTable();

   virtual ossimString getEntryString(ossim_int32 entry_number) const;

   virtual ossimString getTableIndexString(ossim_uint32 table_index) const;

   virtual ossimString operator[](ossim_int32 entry_number) const;

   virtual ossimString getEntryString(const ossimKeywordlist& kwl,
                                      const char* prefix=0) const;

   virtual ossim_int32 getEntryNumber(const char* entry_string,
                                      bool case_insensitive = true) const;

   virtual ossim_int32 getEntryNumber(const ossimKeywordlist& kwl,
                                      const char* prefix=0,
                                      bool case_insensitive = true) const;

   virtual ossimKeyword getKeyword() const;

   virtual ossim_uint32 getTableSize() const;
  
  void dumpValues(std::ostream& out)const;
protected:

   ossimLookUpTable(ossim_int32 table_size);

  class ossimKeyValueMap
  {
  public:
    ossimKeyValueMap(ossim_int32 key=0, const ossimString& value=""):
    theKey(key), 
    theValue(value)
    {}
    void init (ossim_int32 key, const ossimString& value) { theKey=key; theValue=value; }

    ossim_int32  theKey;
    ossimString theValue;
  };

   std::vector<ossimKeyValueMap>  theTable;
   
   ossimLookUpTable(){}
};

#endif