menulist.h

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/*
 *  Copyright (C) 2000-2001  The Exult Team
 *
 *  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 MENULIST_H
#define MENULIST_H

#include <string>
#include <vector>
#include "SDL_events.h"

class Game_window;
class Shape_frame;
class Font;
class Mouse;

class MenuObject {
public:
  Shape_frame ;
  int x, y, x1, y1, x2, y2;
  bool selected;
  bool dirty;

  MenuObject() { };
  virtual ~MenuObject() { }
  
  void set_selected(bool sel) { 
            dirty |= (selected != sel);
          selected = sel;
  }
  bool is_selected() { return selected; }
  bool is_mouse_over(int mx, int my) 
    { return ((mx>=x1)&&(mx<=x2)&&(my>=y1)&&(my<=y2)); };
  
  virtual void paint(Game_window *gwin) =0;
  virtual bool handle_event(SDL_Event& event) =0;
};

class MenuEntry: public MenuObject {
public:
  MenuEntry(Shape_frame *on, Shape_frame *off, int xpos, int ypos);
  virtual ~MenuEntry() { }

  virtual void paint(Game_window *gwin);
  virtual bool handle_event(SDL_Event& event);
};

class MenuChoice: public MenuObject {
private:
  std::vector<std::string> *choices;
  int choice;
  Font *font;
  int max_choice_width;
public:
  MenuChoice(Shape_frame *on, Shape_frame *off, int xpos, int ypos, Font *fnt);
  virtual ~MenuChoice() { delete choices; }
  void add_choice(const char *s);
  int get_choice() { return choice; }
  void set_choice(int c) { choice = c; }
  
  virtual void paint(Game_window *gwin);
  virtual bool handle_event(SDL_Event& event);
};

class MenuList {
private:
  std::vector<MenuObject*> *entries;
  bool selected;
  int selection;
public:
  MenuList(): selected(false), selection(0) { entries = new std::vector<MenuObject*>(); }
  ~MenuList();
  int add_entry(MenuObject *entry) { entries->push_back(entry); return (entries->size()-1);}
  void paint(Game_window *gwin);
  int handle_events(Game_window *gwin, Mouse *mouse);
  int get_selection() { return selection; }
  void set_selection(int sel);
  void set_selection(int x, int y);
};

#endif

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