149 lines
4.9 KiB
C++
149 lines
4.9 KiB
C++
//
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// main.cpp -- Project02, CPE212 Fall 2010 -- Classes
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//
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// Driver program for Card program which is used to test each
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// class member function.
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//
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// DO NOT MODIFY OR SUBMIT THIS FILE
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//
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// List of allowed include files appear below
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#include <iostream>
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#include <fstream>
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#include <string>
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#include "card.h"
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#include "heart.h"
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#include "diamond.h"
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#include "club.h"
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#include "spade.h"
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using namespace std; // Global using declaration
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void Bar(); // Prototype for Bar function
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void Print(Card* someCard); // Prototype for Print function
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// Start of main() function
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int main (int argc, char * const argv[]) // Command-line arguments (more on this later)
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{
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ifstream inputs; // Input file stream variable for test file
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char op, ch; // Hold operation and optional char input from test file
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string comment; // Holds comment string input from test file
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Card* ptr = NULL; // Pointer to the current card
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int v; // Holds card value input from test file
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// Output usage message if test input file name is not provided
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if (argc != 2)
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{
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cout << "Usage:\n project02 <inputfile>\n";
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return 1;
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}
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// Attempt to open test input file -- terminate if file does not open
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inputs.open(argv[1]);
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if (!inputs)
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{
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cout << "Error - unable to open input file" << endl;
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return 1;
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}
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// Process comment line from input file
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getline(inputs, comment); // Input file header comment
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cout << endl << comment << endl << endl; // Output file header comment
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// Below is the primary loop that processes each operation appearing within the test file.
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// Starts with an initial priming read of first operation
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inputs >> op; // Attempt to input first test operation from file
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while (inputs) // While Not-EOF
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{
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switch (op) // Process operation input from test file
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{
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case '#': // Test file comment
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getline(inputs, comment); // Input and echo the comment appearing in the test file
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cout << '#' << comment << endl;
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break;
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case 'p': // Print Card
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Print(ptr);
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cout << endl;
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break;
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case 'b': // Print Bar
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Bar(); // Function definition appears at the end of this file
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break;
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case '+': // Constructor
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inputs >> op; // Input card type into op
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try
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{
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switch (op) // Invoke requested constructor with argument as required
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{
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case 'h': inputs >> v; cout << "Heart(" << v << ") -- "; ptr = new Heart(v); break;
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case 'd': inputs >> v; cout << "Diamond(" << v << ") -- "; ptr = new Diamond(v); break;
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case 'c': inputs >> v; cout << "Club(" << v << ") -- "; ptr = new Club(v); break;
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case 's': inputs >> v; cout << "Spade(" << v << ") -- "; ptr = new Spade(v); break;
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case 'b': inputs >> v; cout << "BlackCard(" << v << ") -- "; ptr = new BlackCard(v); break;
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case 'r': inputs >> v; cout << "RedCard(" << v << ") -- "; ptr = new RedCard(v); break;
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case 'x': inputs >> v; cout << "Card(" << v << ") -- "; ptr = new Card(v); break;
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case 'z': cout << "Card() -- "; ptr = new Card; break;
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default: cout << "Error: Unknown Card Type"; ptr = NULL; break;
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}
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cout << "Successful";
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}
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catch ( ... ) // Catch any exception thrown above
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{
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cout << "Failed";
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}
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cout << endl;
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break;
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case '-': // Destructor
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delete ptr; // Deallocate card
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ptr = NULL; // Make sure that ptr is not a dangling pointer
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break;
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default: // Error
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cout << "Error - unrecognized operation '" << op << "'" << endl;
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cout << "Terminating now..." << endl;
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return 1;
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break;
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}
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//cout << endl;
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inputs >> op; // Attempt to input next command
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}
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return 0;
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}
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/************** Implementation of Print() and Bar() functions ********************/
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// DO NOT MODIFY THIS CODE
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void Bar()
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// Bar() -- prints horizontal bar
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{
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cout << "#################################################################" << endl;
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} // End Bar()
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void Print(Card* someCard)
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// Writes description of card to stdout
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{
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cout << someCard->Description(); // Hint: Polymorphic function
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}
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/************** End of main.cpp ***************/
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