Initial commit

2019-11-15 12:59:38 +01:00
parent 40a414d210
commit b880c3ccde
6814 changed files with 379441 additions and 0 deletions
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+QueueAr.h - Header file for queue - array version
+	
+	#ifndef QUEUEAR_H
+        #define QUEUEAR_H
+
+        #include "vector.h"
+        #include "dsexceptions.h"
+
+        // Queue class -- array implementation
+        //
+        // CONSTRUCTION: with or without a capacity; default is 10
+        //
+        // ******************PUBLIC OPERATIONS*********************
+        // void enqueue( x )      --> Insert x
+        // void dequeue( )        --> Return and remove least recently inserted item
+        // Object getFront( )     --> Return least recently inserted item
+        // bool isEmpty( )        --> Return true if empty; else false
+        // bool isFull( )         --> Return true if full; else false
+        // void makeEmpty( )      --> Remove all items
+        // ******************ERRORS********************************
+        // Overflow and Underflow thrown as needed
+
+        template <class Object>
+        class Queue
+        {
+          public:
+            explicit Queue( int capacity = 10 );
+
+            bool isEmpty( ) const;
+            bool isFull( ) const;
+            const Object & getFront( ) const;
+
+            void makeEmpty( );
+            Object dequeue( );
+            void enqueue( const Object & x );
+
+          private:
+            vector<Object> theArray;
+            int            currentSize;
+            int            front;
+            int            back;
+
+            void increment( int & x );
+        };
+
+        #include "QueueAr.cpp"
+        #endif