lab 3 start

Lab3/row.h

@@ -0,0 +1,51 @@
+#ifndef row_h
+#define row_h
+class Row{
+	public:
+		/* Parameterized constructor
+		 * Takes in length and creates a row matrix with values cleared
+		 * to zero
+		 */ 
+		Row(unsigned int length);
+
+		/* Copy constructor
+		 * Create a new row matrix with the same size and values as the
+		 * from matrix
+		 */ 
+		Row(const Row& from);
+		
+		/* Destructor
+		 * Correctly delete any heap memory
+		 */ 
+		~Row();
+		
+		/* Access operator (const version)
+		 * Allow access to row matrix data
+		 * Should return an exception if column is too large
+		*/ 
+		double operator[](unsigned int column) const;
+		
+		/* Access operator (non const version)
+		 * Allow access to row matrix data
+		 * Should return an exception if column is too large
+		 */ 
+		double& operator[] (unsigned int column);
+		
+		/* Assignment operator 
+		 * 1. Check if two sides are the same object
+		 * 2. Delete the current row matrix
+		 * 3. Create a new row matrix with the same size and values as
+		 *    the rhs matrix
+		 */ 
+		Row& operator= (const Row& rhs);
+		
+		/* Clear all data values to zero
+		 */ 
+		void clear();
+	private:
+		// Row matrix data
+		double * row_data;
+		// Size of row matrix
+		unsigned int length;
+};		
+#endif