/*
   $Id: win_scroll.h,v 1.4 2003/02/23 23:14:34 ksterker Exp $

   (C) Copyright 2000 Joel Vennin
   Part of the Adonthell Project http://adonthell.linuxgames.com

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License.
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY.

   See the COPYING file for more details
*/

#ifndef WIN_SCROLLED_H
#define WIN_SCROLLED_H

#include "win_container.h"
#include "win_scrollbar.h"

class win_scroll : public win_container, public win_scrollbar
{
  
 public:
  //constructor x,y,length,height,and a theme
  win_scroll();
  
  //return difference between the last object and the visual height, I think you don't understand, but i know you never use thisfunction just me 
  u_int16 amplitude(){return max_amplitude_;}
  
  virtual void add(win_base *);
  
  virtual void remove(win_base *);
  
  virtual void remove_all();
  
  void resize(u_int16 tl,u_int16 th);
  
  void destroy();
  
  bool draw();
  
  bool update();
  
  bool input_update();

  void set_space_between_border(u_int16 );
  
  void set_space_between_object(u_int16 );
 
  virtual void set_pos (const u_int8 pos);
    
  u_int16 cursor_y(){return cursor_y_;}
  
  void set_auto_scrollbar(bool b){auto_scrollbar_=b;}
  
  void set_auto_refresh(bool b){auto_refresh_=b;}

  void set_brightness(bool b) {win_container::set_brightness(b);set_brightness_scrollbar(b);}
    
  void set_trans(bool b) {win_container::set_trans(b); set_trans_scrollbar(b);}

  const static u_int8 PAD_DEFAULT = 5;

 protected:

  bool up();
  
  bool down();

  void find_amplitude();
  
  void update_amplitude();
  
  u_int16 max_amplitude_;
  
  u_int16 cur_amplitude_;
  
  u_int16 index_pad_;
  
  u_int16 cursor_y_;
  
  bool auto_scrollbar_;

  bool auto_refresh_;
};
#endif