examples/manual/deque.cpp

/**************************************************************************
 *
 * deque.cpp - Example program for deque class.
 *
 * $Id$
 *
 ***************************************************************************
 *
 * Licensed to the Apache Software  Foundation (ASF) under one or more
 * contributor  license agreements.  See  the NOTICE  file distributed
 * with  this  work  for  additional information  regarding  copyright
 * ownership.   The ASF  licenses this  file to  you under  the Apache
 * License, Version  2.0 (the  "License"); you may  not use  this file
 * except in  compliance with the License.   You may obtain  a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the  License is distributed on an  "AS IS" BASIS,
 * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY  KIND, either  express or
 * implied.   See  the License  for  the  specific language  governing
 * permissions and limitations under the License.
 *
 * Copyright 1994-2006 Rogue Wave Software.
 * 
 **************************************************************************/

#include <deque>
#include <iostream>
#include <string>

#include <examples.h>

typedef std::deque<std::string, std::allocator<std::string> > Deque;

Deque deck_of_cards;
Deque current_hand;


void initialize_cards (Deque &cards)
{
    cards.push_front ("ace of spades");
    cards.push_front ("king of spades");
    cards.push_front ("queen of spades");
    cards.push_front ("jack of spades");
    cards.push_front ("ten of spades");
    //
    // etc.
    //
}


template <class It, class It2> 
void print_current_hand (It start, It2 end) 
{
    while (start < end) 
        std::cout << *start++ << std::endl;
}


template <class It, class It2>
void deal_cards (It, It2 end)
{
    for (int i = 0; i < 5; i++) {
        current_hand.insert (current_hand.begin (), *end);
        deck_of_cards.erase (end++);
    }
}


void play_poker ()
{
    initialize_cards (deck_of_cards);
    deal_cards (current_hand.begin (), deck_of_cards.begin ()); 
}


int main () 
{
    play_poker ();

    print_current_hand (current_hand.begin (), current_hand.end ());

    return 0;
}