/*  $Id: conversation.hpp 1206 2006-01-09 08:52:53Z grumbel $
**   __      __ __             ___        __   __ __   __
**  /  \    /  \__| ____    __| _/_______/  |_|__|  | |  |   ____
**  \   \/\/   /  |/    \  / __ |/  ___/\   __\  |  | |  | _/ __ \
**   \        /|  |   |  \/ /_/ |\___ \  |  | |  |  |_|  |_\  ___/
**    \__/\  / |__|___|  /\____ /____  > |__| |__|____/____/\___  >
**         \/          \/      \/    \/                         \/
**  Copyright (C) 2000,2005 Ingo Ruhnke <grumbel@gmx.de>
**
**  This program is free software; you can redistribute it and/or
**  modify it 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, write to the Free Software
**  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
**  02111-1307, USA.
*/

#ifndef HEADER_CONVERSATION_HXX
#define HEADER_CONVERSATION_HXX

#include <vector>
#include <string>
#include "screen.hpp"

/** Displays a list of text strings from which the user can select
    one, used to form multiple-choice dialogs */
class Conversation : public Screen
{
private:
  bool active;
  int selection;

  typedef std::vector<std::string> Choices;
  Choices choices;
  
  static Conversation* current_;
public:
  static Conversation* current() { assert(current_); return current_; }
  
  Conversation();

  void draw();
  void update(float delta, const Controller& controller);

  void add(const std::string& text);
  int  get_selection() const;
  void show();
};

#endif

/* EOF */