text: /*
   *  FSMTransition.cc
   *  
   *  Created by René Hexel on 23/09/11.
   *  Copyright (c) 2011 Rene Hexel.
   *  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above
   *    copyright notice, this list of conditions and the following
   *    disclaimer in the documentation and/or other materials
   *    provided with the distribution.
   *
   * 3. All advertising materials mentioning features or use of this
   *    software must display the following acknowledgement:
   *
   *        This product includes software developed by Rene Hexel.
   *
   * 4. Neither the name of the author nor the names of contributors
   *    may be used to endorse or promote products derived from this
   *    software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
   * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
   * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
   * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * -----------------------------------------------------------------------
   * This program is free software; you can redistribute it and/or
   * modify it under the above terms or under the terms of the GNU
   * General Public License as published by the Free Software Foundation;
   * either version 2 of the License, or (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, see http://www.gnu.org/licenses/
   * or write to the Free Software Foundation, Inc., 51 Franklin Street,
   * Fifth Floor, Boston, MA  02110-1301, USA.
   *
   */
  #ifndef gufsm_FSMTransition_h
  #define gufsm_FSMTransition_h
  
  #include <string>
  
  namespace FSM
  {
          class Expression;
          class State;
          
          class Transition
          {
                  State *_source;              /// source state
                  State *_target;              /// destination state
                  Expression *_expression;     /// expression to evaluate
                  
          public:
                  /** default constructor */
                  Transition(State *s = NULL, State *t = NULL, Expression *e = NULL):
                                  _source(s), _target(t), _expression(e) {}
                  /** source state getter */
                  State *source() { return _source; }
  
                  /** source state setter */
                  void setSource(State *s) { _source = s; }
  
                  /** target state getter */
                  State *target() { return _target; }
  
                  /** target state setter */
                  void setTarget(State *t) { _target = t; }
  
                  /** get the current expression */
                  Expression *expression() { return _expression; }
  
                  /** set the current expression */
                  void setExpression(Expression *e) { _expression = e; }
  
                  /** print the current transition */
                  std::string description();
          };
  }
  #endif
  