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#include <fstream>
#include <iostream>
using namespace std;
const int MaxSize=500;
struct Frame //structure consisting of a Name (a string), a Width (an integer), a Length (an integer), and a Cost (a float)
{
string Name;
int Width;
int Length;
float Cost;
};
void ReadFrame(ifstream& Input, Frame Box[], int& Howmany); // pull relevant details from datafile.
void PrintPrices(Frame Box[], int Howmany); //Display contents of the "box" and calculate finished price.
void PrintArea(Frame Box[], int Howmany); //Display contents of the "box" and calculate the area of the frame.
void PrintPerimeter(Frame Box[], int Howmany); //Display contents of the "box" and calculate the perimeter.
int FindHighestCost(Frame Box[], int Howmany); // analyze the array and display the highest Cost value.
float FindAverageCost(Frame Box[], int Howmany); // Find average of all Cost values.
int FindFirst(Frame Box[], int Howmany); // Determine the box with the lowest value, alphabetically.
int FindLast(Frame Box[], int Howmany); // Determine the box with the highest value, alphabetically.
int main(int argc, char *argv[])
{
Frame Box[MaxSize];
int Largest;
int Howmany;
float Price;
int Area;
int Perimeter;
float Average = 0;
int First;
int Last;
if (argc != 2) // Verify that a datafile was provided when command was entered.
{
cerr << "Incorrect number of command line arguments given." << endl;
return -1;
}
ifstream Input;
Input.open(argv[1]);
if (!Input)
{
cerr << "Could not open file: " << argv[1] << endl;
return -1;
}
ReadFrame(Input, Box, Howmany);
cout << "The Prices:" << endl;
PrintPrices(Box , Howmany);
cout << endl << endl;
cout <<"The Areas:" << endl;
PrintArea(Box , Howmany);
cout << endl << endl;
cout<< "The Perimeters:" << endl;
PrintPerimeter(Box , Howmany);
cout << endl << endl;
Largest = FindHighestCost(Box, Howmany);
First = FindFirst(Box, Howmany);
Last = FindLast(Box, Howmany);
cout << "The greatest cost item is: " << Box[Largest].Cost << " found at position " << Largest << " and with name " << Box[Largest].Name<< endl;
Average = FindAverageCost(Box, Howmany);
cout << "The average of the cost is: " << Average << endl;
cout << "The first item on the list is: " << endl << Box[First].Name << ' ' << Box[First].Width << ' ' << Box[First].Length << ' ' << Box[First].Cost << endl;
cout << "The last item on the list is: " << endl << Box[Last].Name << ' ' << Box[Last].Width << ' ' << Box[Last].Length << ' ' << Box[Last].Cost << endl;
return 0;
}
void ReadFrame(ifstream& Input, Frame Box[], int& Howmany) //Read values from file, and input them into proper array for processing.
{
int Counter = 0;
Input >> Box[Counter].Name;
Input >> Box[Counter].Width;
Input >> Box[Counter].Length;
Input >> Box[Counter].Cost;
while (Input && Counter > -1 && Counter<MaxSize)
{
++Counter;
Input >> Box[Counter].Name;
Input >> Box[Counter].Width;
Input >> Box[Counter].Length;
Input >> Box[Counter].Cost;
}
Howmany = Counter;
}
//This function prints the Frame information (name, width, length, cost) plus price. The price for each frame is the area of the frame times the cost.
void PrintPrices( Frame Box[], int Howmany)
{
for (int i=0; i < Howmany ; i++)
cout << Box[i].Name << ' ' << Box[i].Width << ' ' << Box[i].Length << ' ' << Box[i].Cost << ' ' << Box[i].Length * Box[i].Width * Box[i].Cost << endl;
}
void PrintArea(Frame Box[], int Howmany)
{
for (int i=0; i < Howmany ; i++)
cout << Box[i].Name << ' ' << Box[i].Width << ' ' << Box[i].Length << ' ' << Box[i].Cost << ' ' << Box[i].Length * Box[i].Width << endl;
}
void PrintPerimeter(Frame Box[], int Howmany)
{
for (int i=0; i < Howmany ; i++)
cout << Box[i].Name << ' ' << Box[i].Width << ' ' << Box[i].Length << ' ' << Box[i].Cost << ' ' << 2 * (Box[i].Length + Box[i].Width) << endl;
}
int FindHighestCost(Frame Box[], int Howmany)
{
int Largest = 0;
for(int i = 0; i < Howmany; ++i)
while (Box[i].Cost > Box[Largest].Cost)
Largest = i;
return Largest;
}
float AverageCost(Frame Box[], int Howmany)
{
int Sum = 0;
float avg = 0;
for(int i=0; i< Howmany; ++i)
Sum = Sum + Box[i].Cost;
avg = float (Sum)/Howmany;
return avg;
}
int FindFirst(Frame Box[], int Howmany)
{
int least = -1;
for(int i=0; i< Howmany; ++i)
while (Box[least].Name < Box[i].Name)
least = i;
return least;
}
int FindLast(Frame Box[], int Howmany)
{
int greatest = 0;
for(int i=0; i< Howmany; ++i)
while (Box[greatest].Name > Box[i].Name)
greatest = i;
return greatest;
}
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