jsonhelpers.cpp File Reference

#include <iostream>
#include <exception>
#include <string>
#include "libjson.h"

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Functions
int	sumArrayInt (JSONNode node, int count)
int	getIntFromArray (JSONNode node, char *name)
void	getStringArray (JSONNode &array, int len, std::string *s)
void	getFloatArray (JSONNode &array, double *data, int len)
void	prepareTestSettings (int width, int height, int ncolors, const char *extension, const char *fileroot, const char *serial_number, const char *part_number, int crop_borders[4], json_string &test_settings)

Function Documentation

void getFloatArray	(	JSONNode &	array,
		double *	data,
		int	len
	)

References JSONNode::as_float().

{
   int   i;

   if (data != NULL)
   {
      for  (i = 0; i < len; i++)
      {
         data[i] = array[i].as_float();
      }
   }
}

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int getIntFromArray	(	JSONNode	node,
		char *	name
	)

References JSONNode::as_array(), and JSONNode::as_int().

                                               {
  try {
     return node.at(name).as_array()[0].as_int();

    } catch(exception& e) {
      cout << " Parse error" << e.what() << endl; 
    }
   return -65535;
}

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void getStringArray	(	JSONNode &	array,
		int	len,
		std::string *	s
	)

{
   int   i;

   for  (i = 0; i < len; i++)
   {
      if (i > 0)
      {
         s->append(", ");
      }

      s->append(array[i].as_string());
   }
}

void prepareTestSettings	(	int	width,
		int	height,
		int	ncolors,
		const char *	extension,
		const char *	fileroot,
		const char *	serial_number,
		const char *	part_number,
		int	crop_borders[4],
		json_string &	test_settings
	)

References JSON_ARRAY, JSON_NODE, JSONNode::push_back(), JSONNode::set_name(), and JSONNode::write_formatted().

                                                                                                                        {
   // Construct JSON that Serial # and Model # info to the JSON options string
   
   JSONNode n(JSON_NODE);
   n.push_back(JSONNode("width", width));
   n.push_back(JSONNode("height", height));
   n.push_back(JSONNode("extension", extension));
   n.push_back(JSONNode("fileroot", fileroot));
   n.push_back(JSONNode("serial_number", serial_number));
   n.push_back(JSONNode("part_number", part_number));
   n.push_back(JSONNode("ncolors", ncolors));
   JSONNode cbn(JSON_ARRAY);
   cbn.set_name("crop_borders");
   cbn.push_back(JSONNode("",crop_borders[0]));
   cbn.push_back(JSONNode("",crop_borders[1]));
   cbn.push_back(JSONNode("",crop_borders[2]));
   cbn.push_back(JSONNode("",crop_borders[3]));
   n.push_back(cbn);
   n.set_name("jstr");
   JSONNode j(JSON_NODE);
   j.push_back(n);
   test_settings = j.write_formatted();
   // std::cout << "TEST SETTINGS:" << std::endl;
   // std::cout << test_settings << std::endl;
}

int sumArrayInt	(	JSONNode	node,
		int	count
	)

References JSONNode::as_int().

                                           {
    int sum=0;
    for (int i=0; i<count; ++i) {
        sum += node[i].as_int();
    }
    return sum;
}

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