// Oldham, Jeffrey D.
// 1999 Oct 20
// CS1320

// Frame Name Program

#include <iostream>
#include <iomanip>		// has setw()
#include <ctype.h>		// has toupper()

// Function Declarations


void obtainName(char name[], const int nameLength);
void upperCase(char name[]);
void printFramedName(const char name[]);
int stringLength(const char name[]);
void printStarLine(const int width);
void printFrameEdgeLine(const int width);
void printCenteredLine(const char name[]);
void printRepeatedChar(const char c, const int width);


int main()
{
  const int nameLength = 1000;
  char name[nameLength];

  // Input
  obtainName(name, nameLength);

  // Processing
  upperCase(name);

  // Output
  printFramedName(name);

  return 0;
}

// preconditions: nm = array to hold a name
//		  nmLength = nm's length
void obtainName(char name[], const int nameLength)
{
  cout << "Please enter your name: ";
  cin >> setw(nameLength) >> name;
  return;
}

// precondition: nm holds a null-terminated string
// postcondition: string has all uppercase characters
void upperCase(char name[]){
  int index;
  for (index = 0; name[index] != '\0'; ++index)
    name[index] = toupper(name[index]);
  return;
}


// precondition: name has a null-terminated string in uppercase
// postcondition: printed frame and centered name
void printFramedName(const char name[])
{
  int width = 4 + stringLength(name);
  printStarLine(width);
  printFrameEdgeLine(width);
  printCenteredLine(name);
  printFrameEdgeLine(width);
  printStarLine(width);
  return;
}


// precondition: width = desired number of asterisks
// postcondition: line with "width" asterisks is printed
void printStarLine(const int width)
{
  printRepeatedChar('*', width);
  cout << endl;
  return;
}


// precondition: width is positive integer
// postcondition: line starting and ending with * with length
//		 equaling "width"
void printFrameEdgeLine(const int width)
{
  cout << "*";
  printRepeatedChar(' ', width-2);
  cout << "*" << endl;
  return;
}


// precondition: name = null-terminated string
// postcondition: prints "* name *"
void printCenteredLine(const char name[])
{
  cout << "* " << name << " *" << endl;
  return;
}


// precondition: name = null-terminated string
// postcondition: returns the number of characters in name
int stringLength(const char name[])
{
  int index; 
  for (index = 0; name[index] != '\0'; ++index)
    ;
  return index;
}



// precondition: width = nonnegative integer
// postcondition: "num" copies of "c" printed
void printRepeatedChar(const char c, const int width)
{
  int index;
  for (index = 0; index < width; ++index)
    cout << c;
  return;
}