PROGRAM 19 // FILE NAME: PROG19.CPP PROGRAMMER NAME: ANTHONY F. ORTIZ // THIS PROGRAM DECLARES AN ATM AND BANK OBJECT AND CALLS MEMBER FUNCTIONS // FROM BOTH. #include "ouratm.h" #include "ourbank.h" #include "ourstuff.h" #includeint main () { atm moneymachine; bank firstbank; int customernumber; double amount; int found; moneymachine.getnameandpin (); firstbank.findcustomer (moneymachine, customernumber, found); moneymachine.showbalance (firstbank.availablebalance (customernumber)); moneymachine.getwithdrawal (amount); firstbank.recordwithdrawal (amount, customernumber); moneymachine.showbalance (firstbank.availablebalance (customernumber)); return 0; } // I DIDN'T WRITE OURATM.H, OURATM.CPP, OURBANK.H, AND OURBANK.CPP. // FILENAME: OURATM.H // THIS PROGRAM DECLARES THE CLASS ATM. #ifndef ouratm_h #define ouratm_h #include "ourstr.h" class atm { public: void atm :: getnameandpin (); // PRE: THE USER ENTERS ANY TWO STRINGS AT THE PROMPT. // POST: THE DATA MEMBERS OF THE ATM OBJECT ARE RESET. void atm :: gettransaction (char &transaction) const; // PRE: THE USER ENTERS ONE OF THESE LETTERS: W, D, B, OR Q. // POST: A MENU OF ATM OPTIONS IS DISPLAYED AND TRANSACTION IS // RETURNED AS ONE OF THESE FOUR CHARS 'W', 'D', 'B', OR 'Q'. // THE UPPERCASE CHAR REPRESENTS ONE OF THESE TRANSACTIONS: // W)ITHDRAW D)EPOSIT B)ALANCE Q)UIT. void atm :: getwithdrawal (double &amount) const; // PRE: THE USER ENTERS SOMETHING. // POST: RETURNS A VALID NUMERIC INPUT IN AN INCREMENT OF 5.00 // AS THE AMOUNT A CUSTOMER WISHES TO WITHDRAW FROM AN ATM. // IF THE CUSTOMER ENTERS AN INVALID INPUT SUCH AS A NEGATIVE // NUMBER, AN INVALID NUMBER, OR A VALID NUMERIC INPUT THAT // IS NOT AN INCREMENT OF 5.00, AMOUNT IS RETURNED AS 0.00. void atm :: getdeposit (double &amount) const; // PRE: THE USER ENTERS SOMETHING. // POST: RETURNS ANY VALID NUMERIC INPUT AS THE AMOUNT OF // MONEY THE CUSTOMER WISHES TO DEPOSIT AT AN ATM. // IF THE CUSTOMER ENTERS AN INVALID INPUT SUCH AS A NEGATIVE // NUMBER OR AN INVALID NUMBER, AMOUNT IS RETURNED AS 0.00. void atm :: showbalance (double amount) const; // POST: AMOUNT IS DISPLAYED ON THE ATM SCREEN WITH A // HEADING AND A PAUSE FOR THE CUSTOMER TO READ IT. void atm :: message (string amessage) const; // POST: AMESSAGE IS DISPLAYED ON THE ATM SCREEN. // A PAUSE OCCURS TO ALLOW CUSTOMER TO READ THE MESSAGE. string atm :: pin () const; // PRE: THE GETNAMEANDPIN FUNCTION HAS BEEN CALLED. // POST: RETURNS THE CURRENT CUSTOMER PIN. string atm :: name () const; // PRE: THE GETNAMEANDPIN FUNCTION HAS BEEN CALLED. // POST: RETURNS THE CURRENT CUSTOMER NAME. void atm :: logo () const; // POST: THE ATM LOGO IS DISPLAYED ON A CLEARED SCREEN. private: string username; string userpin; }; #include "ouratm.cpp" #endif // FILENAME: OURATM.CPP // THIS PROGRAM CONTAINS THE IMPLEMENTATION OF THE CLASS ATM. #include #include #include #include "ourstuff.h" #include "ourstr.h" void atm :: getnameandpin () { clearscreen (); logo (); cout << "\n\n\n"; cout.width (20); cout << "ENTER NAME: "; cin >> username; username.toUpper (); cout << "\n"; cout.width (20); cout << "ENTER PIN: "; cin >> userpin; } void atm :: gettransaction (char &transaction) const { clearscreen (); cout << "\n\n"; cout << " ATM ----------------------------------------" << endl << endl; cout.width (32); cout << "WITHDRAW [W]" << endl; cout.width (32); cout << " DEPOSIT [D]" << endl; cout.width (32); cout << " BALANCE [B]" << endl; cout.width (32); cout << " QUIT [Q]" << endl << endl; do { cout.width (30); cout << "SELECT [W, D, B, Q]: "; cin >> transaction; transaction = toupper (transaction); cin.ignore (80, '\n'); } while (transaction != 'W' && transaction != 'D' && transaction != 'B' && transaction != 'Q'); } void atm :: getwithdrawal (double &amount) const { clearscreen (); cout << "\n\n"; cout << " ATM ----------------------------------------" << endl << endl; cout.width (30); cout << "ENTER AMOUNT TO WITHDRAW: "; cin >> amount; if (cin.good ()) { cin.ignore (80, '\n'); if (amount < 0) { amount = 0.00; message ("NEGATIVE WITHDRAWALS NOT ALLOWED"); } else { long hundreds = long (floor (amount * 100 + 1.0e-3)); if ((hundreds % 500) != 0) { message ("MUST USE INCREMENTS OF 5.00"); amount = 0.00; } } } else { flush (cin); amount = 0.00; message ("INVALID CURRENCY INPUT"); } } void atm :: getdeposit (double &amount) const { clearscreen (); cout << "\n\n"; cout << " ATM ----------------------------------------" << endl << endl; cout.width (30); cout << "ENTER AMOUNT TO DEPOSIT: "; cin >> amount; if (cin.good ()) { cin.ignore (80, '\n'); if (amount < 0) { amount = 0.00; message ("NEGATIVE DEPOSITS NOT ALLOWED"); } } else { amount = 0.00; flush (cin); message ("INVALID CURRENCY INPUT"); } } void atm :: showbalance (double amount) const { clearscreen (); cout << "\n\n"; cout << " ATM ----------------------------------------" << endl << endl; long int oldflags = decimals (cout, 2); cout.width (30); cout << "BALANCE: " << amount << endl; cout.setf (oldflags); causeapause (); } string atm :: name () const { return username; } string atm :: pin () const { return userpin; } void atm :: message (string amessage) const { clearscreen (); cout << "\n\n"; cout << " ATM ----------------------------------------" << endl << endl; cout.width (40); cout << amessage << endl; causeapause (); } void atm :: logo () const { cout << endl; cout << " AA TTTTTTTTTT MM MM " << endl; cout << " AAAA TT MMMM MMMM " << endl; cout << " ======AUTOMATED TELLER MACHINE====== " << endl; cout << " AAAAAAAA TT MM MM MM " << endl; cout << " AA AA TT MM MM " << endl; cout << "AA AA TT MM MM " << endl; } // FILENAME: OURBANK.H // THIS PROGRAM DEFINES A CLASS NAMED BANK. #ifndef ourbank_h #define ourbank_h #include "ouracct.h" #include "ouratm.h" class bank { public: bank :: bank (); // POST: ALL BANKACCOUNT OBJECTS HAVE BEEN INITIALIZED. void bank :: findcustomer (atm moneymachine, int &customernumber, int &found) const; // POST: IF THE ATM OBJECT HAS OBTAINED A VALID NAME AND PIN: // 1. CUSTOMERNUMBER = THE INTEGER USED IN ALL BANK OPERATIONS. // 2. FOUND = 1. // IF THE ATM HAS OBTAINED AN INVALID BANK CUSTOMER: // 1. CUSTOMERNUMBER = -1. // 2. FOUND = 0. void bank :: recordwithdrawal (double amount, int customernumber); // POST: THE PROPER BANKACCOUNT OBJECT IS ADJUSTED // TO REFLECT A WITHDRAWAL THE SIZE OF AMOUNT. // WHEN CUSTOMERNUMBER DOES NOT REPRESENT A // VALID CUSTOMER, NO WITHDRAWAL IS RECORDED. void bank :: recorddeposit (double amount, int customernumber); // POST: THE PROPER BANKACCOUNT OBJECT IS ADJUSTED // TO REFLECT A DEPOSIT THE SIZE OF AMOUNT. // WHEN CUSTOMERNUMBER DOES NOT REPRESENT A // VALID CUSTOMER, NO DEPOSIT IS RECORDED. double bank :: availablebalance (int customernumber) const; // PRE: CUSTOMERNUMBER REPRESENTS A VALID CUSTOMER. private: bankaccount customer [20]; int numberofcustomers; }; #include "ourbank.cpp" #endif // FILENAME: OURBANK.CPP // THIS PROGRAM CONTAINS THE IMPLEMENTATION OF BANK. #include "ouracct.h" #include "ouratm.h" bank :: bank () { numberofcustomers = 16; customer [0] = bankaccount ("CUSTO", "0000", 000.00); customer [1] = bankaccount ("ORTIZ", "2871", 111.11); customer [2] = bankaccount ("AUSTEN", "2222", 222.22); customer [3] = bankaccount ("CHELSEA", "3333", 333.33); customer [4] = bankaccount ("KIERAN", "4444", 444.44); customer [5] = bankaccount ("CUST5", "5555", 555.55); customer [6] = bankaccount ("CUST6", "6666", 666.66); customer [7] = bankaccount ("CUST7", "7777", 777.77); customer [8] = bankaccount ("CUST8", "8888", 888.88); customer [9] = bankaccount ("CUST9", "9999", 999.99); customer [10] = bankaccount ("CUST10", "1010", 1010.10); customer [11] = bankaccount ("CUST11", "1111", 1111.11); customer [12] = bankaccount ("CUST12", "1212", 1212.12); customer [13] = bankaccount ("CUST13", "1313", 1313.13); customer [14] = bankaccount ("CUST14", "1414", 1414.14); customer [15] = bankaccount ("hall", "1234", 100.00); } void bank :: findcustomer (atm moneymachine, int &customernumber, int &found) const { bankaccount temp (moneymachine.name (), moneymachine.pin ()); found = 0; customernumber = 0; while ((!found) && (customernumber < numberofcustomers)) { if (temp == customer [customernumber]) found = 1; else customernumber++; } if (!found) customernumber = -1; } void bank :: recordwithdrawal (double amount, int customernumber) { if ((amount > 0) && (customernumber < numberofcustomers) && (amount <= customer [customernumber].balance ())) customer [customernumber].withdraw (amount); } void bank :: recorddeposit (double amount, int customernumber) { if ((amount > 0) && (customernumber > -1) && (customernumber < numberofcustomers)) customer [customernumber].deposit (amount); } double bank :: availablebalance (int customernumber) const { return customer [customernumber].balance (); } // FILENAMES: OURSTUFF.H, OURSTUFF.CPP, OURACCT.H, OURACCT.CPP // SEE PROGRAM 14. // FILENAMES: OURSTR.H, OURSTR.CPP // SEE PROGRAM 12. // OUTFILE: PROG19.OUT AA TTTTTTTTTT MM MM AAAA TT MMMM MMMM ======AUTOMATED TELLER MACHINE====== AAAAAAAA TT MM MM MM AA AA TT MM MM AA AA TT MM MM ENTER NAME: ORTIZ ENTER PIN: 2871 ATM ---------------------------------------- BALANCE: 111.11 . . . PRESS ENTER TO CONTINUE . . . ATM ---------------------------------------- ENTER AMOUNT TO WITHDRAW: 100.00 ATM ---------------------------------------- BALANCE: 11.11 . . . PRESS ENTER TO CONTINUE . . .
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