package net.hoo2.auth.dsproject.snake;

/**
 * @class Snake
 * @brief Represent a Snake in the Board.
 * 
 * Snakes are part of the elements we place on the board and they add
 * difficulty to the game.
 * 
 * @author Christos Choutouridis AEM:8997
 * @email  cchoutou@ece.auth.gr
 */
public class Snake {
   /** @name Constructors */
   /** @{ */
   /** Default doing nothing constructor */
   Snake () {
      snakeId = headId = tailId = 0;
   }
   
   /**
    * @brief   Main constructor
    * This creates a snake on the board.
    * @param snakeId    The id of snake to create
    * @param headId     The tile of snake's head
    * @param tailId     The tile of snake's tail
    */
   Snake (int snakeId, int headId, int tailId) {
      this.snakeId = snakeId;
      this.headId  = headId;
      this.tailId  = tailId;
   }
   /** Copy constructor
    * @param s The snake we want to copy
    */
   Snake (Snake s) {
      snakeId = s.getSnakeId ();
      headId  = s.getHeadId ();
      tailId  = s.getTailId ();
   }
   /** @} */

   /** @name Get/Set interface */
   /** @{ */
    int getSnakeId ()            { return snakeId; }
   void setSnakeId (int snakeId) { this.snakeId = snakeId; }
    int getHeadId ()             { return headId; }
   void setHeadId (int headId)   { this.headId = headId; }
    int getTailId ()             { return tailId; }
   void setTailId (int tailId)   { this.tailId = tailId; }
   /** @} */

   /** @name Data members (private) */
   /** @{ */
   private int snakeId; /**< Snake's ID */
   private int headId;  /**< Snake's head tile location */
   private int tailId;  /**< Snake's tail tile location */
   /** @} */
}