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GlobalAtts.cpp
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GlobalAtts.cpp
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// File : GlobalAtts.cpp
// Author : Neil Massey
// Date : 15/12/08
// Purpose : Global Attributes (ncAtts)
#include "GlobalAtts.h"
#include <fstream>
#include <iostream>
//*****************************************************************************
GlobalAtts::GlobalAtts(void) : x_global_atts_list("global", 0)
{
b_loaded = false;
i_max_size = 0;
i_max_string_length = 1;
}
//*****************************************************************************
bool GlobalAtts::Valid(void) const
{
return b_loaded;
}
//*****************************************************************************
bool GlobalAtts::LoadAttributes(std::string s_file_name)
{
// load in the attributes from a plain text file
// format is: name, type, number of values, list of values
// open the file
std::ifstream x_gatts_file;
x_gatts_file.open(s_file_name.c_str(), std::ios::in);
if (!x_gatts_file)
return false;
// read the file
while (!x_gatts_file.eof())
{
// get the values from the file
std::string s_name;
std::string s_type;
int i_vals;
std::string s_value;
x_gatts_file >> s_name;
x_gatts_file >> s_type;
x_gatts_file >> i_vals;
std::list<std::string> x_values;
for (int i=0; i<i_vals; i++)
{
x_gatts_file >> s_value;
// get the maximum string length
if (s_type == "string")
// +2 for termination character \n
if (s_value.size() + 2 > i_max_string_length)
i_max_string_length = s_value.size() + 2;
x_values.push_back(s_value);
}
if (i_vals > i_max_size)
i_max_size = i_vals;
// create the attribute with the above values
Attribute x_att(s_name, x_values, s_type);
x_global_atts_list.Add(x_att);
}
b_loaded = true;
return true;
}
//*****************************************************************************
const AttributeList& GlobalAtts::GetAttributes(void) const
{
return x_global_atts_list;
}
//*****************************************************************************
int GlobalAtts::GetMaxSize(void) const
{
return i_max_size * i_max_string_length;
}