cppClear

// COM1205 Propagation Pattern for DemDraw Project.
// ***************************************************************************
//
// Created by Carlos Santiago (carlos@ccs.neu.edu)
//
//  This Propagation Pattern will clear the internal representation of the CD.
//  For cases like New and Close.
//
// ***************************************************************************
//
//
//

*operation* void cppClear()
  *wrapper* Graph
   (@
	this->get_vertices()->g_delete();
	delete (this -> get_edges());
	
	this->set_vertices(new Vertex_List());
	this->set_edges(new Edge_List());
   @)