Spellbook_gump.h

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/*
Copyright (C) 2000 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 _SPELLBOOK_GUMP_H_
#define _SPELLBOOK_GUMP_H_

#include "Gump.h"

class Spellbook_object;
class Bookmark_button;

/*
 *  Abstract base class for spellbook, spell-scrolls:
 */
class Spelltype_gump : public Gump
  {
public:
  Spelltype_gump(int shnum) : Gump(0, shnum) {  }
  virtual ~Spelltype_gump() {  }
          // Perform spell.
  virtual void do_spell(int spell) = 0;
          // Set bookmark.
  virtual void select_spell(int spell) = 0;
  };

/*
 *  Open spellbook.  The spells are drawn in the object area.
 */
class Spellbook_gump : public Spelltype_gump
  {
  int page;     // Starting with 0 (= circle #).
  int turning_page;   // 1 if turning forward, -1 backward,
          //   0 if not turning.
  int turning_frame;    // Next frame to show.
  short avail[9*8];   // For each spell, # which the
          //   available reagents make possible.
  Spellbook_object *book;   // Book this shows.
  Game_object *book_owner;  // Top-owner of book.
          // Page turners:
  Gump_button *leftpage, *rightpage;
  Bookmark_button *bookmark;
  Gump_button *spells[9*8]; // ->spell 'buttons'.
  int spwidth, spheight;    // Dimensions of a spell shape.
  void set_avail();   // Set up counts.
public:
  friend class Bookmark_button;
  Spellbook_gump(Spellbook_object *b);
  ~Spellbook_gump();
  virtual void do_spell(int spell); // Perform spell.
  void change_page(int delta);  // Page forward/backward.
  virtual void select_spell(int spell); // Set bookmark.
  virtual Game_object *get_owner();// Get object this belongs to.
          // Is a given point on a button?
  virtual Gump_button *on_button(int mx, int my);
          // Paint button.
  virtual void paint_button(Gump_button *btn);
          // Paint it and its contents.
  virtual void paint();
  };

/*
 *  Open spell-scroll in Serpent Isle.
 */
class Spellscroll_gump : public Spelltype_gump
  {
  Game_object *scroll;    // Scroll clicked on.
  Gump_button *spell;
  int spwidth, spheight;    // Dimensions of a spell shape.
public:
  Spellscroll_gump(Game_object *s);
  ~Spellscroll_gump();
  virtual void do_spell(int spell); // Perform spell.
  virtual void select_spell(int)
    {  }
  virtual Game_object *get_owner();// Get object this belongs to.
          // Is a given point on a button?
  virtual Gump_button *on_button(int mx, int my);
          // Paint button.
  virtual void paint_button(Gump_button *btn);
          // Paint it and its contents.
  virtual void paint();
  };

#endif

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