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//////////////////////////////
///////RomanTypeImp.h/////////
//////////////////////////////
#include "RomanType.h"
#include <string>
#include <iostream>
#include <sstream>
using namespace std;
//-- default constructor with no parameters
RomanType::RomanType()
{
strDecimalInput = "";
strLength = 0;
strRomanOutput = "Nada!";
}
//-- constructor with parameters
RomanType::RomanType(string strNum)
{
strDecimalInput = strNum;
strLength = strDecimalInput.length();
strRomanOutput = "";
ConvertRoman(strDecimalInput);
}
//-- ConvertRoman() decides how many digits are in the users input, and decides the most efficient route through convert functions
void RomanType::ConvertRoman(string strNum)
{
/* find how many characters. start with highest numerals,
* adding largest numerals to the string first. this function
* should get the return type, store it, pass the remaining digits
* to the next function, get the return type, append it to the
* previous numeral, and so on and so forth.
*/
if (strLength >= 4)
cout << "number is 4 or more chars!";
else if (strLength == 3)
cout << "Number is 3 chars";
else if (strLength == 2)
cout << "Number is 2 chars!";
else if (strLength == 1)
cout << "Number is 1 char";
else
strRomanOutput = "";
}
//-- OneDigitConverter() takes 0-9 and converts it to its corresponding Roman Numeral
//string RomanType::OneDigitConvert(int x)
//{
//switch (x)
//{
//case 0: return "\n"; break;
//case 1: return "I"; break;
//case 2: return "II"; break;
//case 3: return "III"; break;
//case 4: return "IV"; break;
//case 5: return "VI"; break;
//case 6: return "VII"; break;
//case 7: return "VIII"; break;
//case 9: return "IX"; break;
//}
//return "\n";
//}
////-- TwoDigitConvert() takes 2 digits. The first digit in sequence passed to this function is converted to its corresponding
//string RomanType::TwoDigitConvert(int x)
//{
//switch (x)
//{
//case 0: return ""; break;
//case 1: return "X"; break;
//case 2: return "XX"; break;
//case 3: return "XXX"; break;
//case 4: return "XL"; break;
//case 5: return "L"; break;
//case 6: return "LX"; break;
//case 7: return "LXX"; break;
//case 8: return "LXXX"; break;
//case 9: return "XC"; break;
//}
//return "";
//}
////-- ThreeDigitConvert() takes 3 digits. ThreeDigitConvert() replaces the first character in series with its corresponding roman numeral,
////-- then truncates the last two digits in series and passes them on to TwoDigitConvert().
//string RomanType::ThreeDigitConvert(int x)
//{
//switch ()
//{
//case 0: return "";
//case 1: return "C";
//case 2: return "CC";
//case 3: return "CCC";
//case 4: return "CD";
//case 5: return "D";
//case 6: return "DC";
//case 7: return "DCC";
//case 8: return "DCCC";
//case 9: return "CM";
//}
//return "";
//}
////-- FourDigitConvert() Takes 4 or more digits, truncates the last three digits of the user input and sends these characters
////-- to ThreeDigitConvert(). FourDigitConvert() then replaces every 1000 in the user input with 1 "M"
//string RomanType::FourDigitConvert(string x)
//{
//string xTemp = "";
//for (int i=0; i <= strLength; i++)
//{
//if (x.substr(i,i) != "0")
//xTemp += "M";
//}
//return xTemp;
//} // end FourDigitConvert()
//-- StrToInt() converts a string variable to type integer, returns result as integer
int RomanType::StrToInt(string s)
{
int intResult;
stringstream ss(s);
if ( !(ss >> intResult) )
intResult = 0;
return intResult;
} // end StrToInt()
//-- IntToStr() converts an integer type variable to type string, returns result as string
string RomanType::IntToStr(int i)
{
stringstream ss;
ss << i;
return ss.str();
} // end IntToStr()
////-- print() prints value of strRomanOutput
void RomanType::print() const
{
cout << strRomanOutput;
} // end print()
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