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scummvm-cursorfix/engines/ultima/shared/core/widgets.h
2026-02-02 04:50:13 +01:00

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C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef ULTIMA_SHARED_CORE_WIDGETS_H
#define ULTIMA_SHARED_CORE_WIDGETS_H
#include "ultima/shared/core/map.h"
#include "ultima/shared/gfx/dungeon_surface.h"
namespace Ultima {
namespace Shared {
/**
* Base class for widgets on maps other than the dungeons
*/
class StandardWidget : public MapWidget {
public:
/**
* Constructor
*/
StandardWidget(Game *game, Map::MapBase *map) : MapWidget(game, map) {}
StandardWidget(Game *game, Map::MapBase *map, const Point &pt, Direction dir = DIR_NONE) : MapWidget(game, map, pt, dir) {}
/**
* Destructor
*/
~StandardWidget() override {}
};
class Creature : public StandardWidget {
protected:
int _hitPoints;
bool _isAttacking;
protected:
/**
* Returns either the maximum attack distance for a monster, or 0 if the monster is beyond
* that distance from the player
*/
virtual uint attackDistance() const { return 0; }
/**
* Handles moving creatures
*/
virtual void movement() {}
/**
* Handles attacks
*/
virtual void attack() {}
public:
/**
* Constructor
*/
Creature(Game *game, Map::MapBase *map) : StandardWidget(game, map), _hitPoints(0), _isAttacking(false) {}
Creature(Game *game, Map::MapBase *map, int hitPoints) : StandardWidget(game, map),
_hitPoints(hitPoints), _isAttacking(false) {}
Creature(Game *game, Map::MapBase *map, int hitPoints, const Point &pt, Direction dir = DIR_NONE) :
StandardWidget(game, map, pt, dir), _hitPoints(hitPoints), _isAttacking(false) {}
/**
* Destructor
*/
~Creature() override {}
/**
* Handles loading and saving games
*/
void synchronize(Common::Serializer &s) override;
/**
* Called to update the widget at the end of a turn
* @param isPreUpdate Update is called twice in succession during the end of turn update.
* Once with true for all widgets, then with it false
*/
void update(bool isPreUpdate) override;
/**
* True true if the creature is dead
*/
bool isDead() const { return _hitPoints <= 0; }
};
/**
* Base class for things that appear within the dungeons
*/
class DungeonWidget : public MapWidget {
public:
/**
* Constructor
*/
DungeonWidget(Game *game, Map::MapBase *map) : MapWidget(game, map) {}
DungeonWidget(Game *game, Map::MapBase *map, const Point &pt, Direction dir = DIR_NONE) : MapWidget(game, map, pt, dir) {}
DungeonWidget(Game *game, Map::MapBase *map, const Common::String &name, const Point &pt, Direction dir = DIR_NONE) :
MapWidget(game, map, name, pt, dir) {}
/**
* Destructor
*/
~DungeonWidget() override {}
/**
* Draws an item
*/
virtual void draw(DungeonSurface &s, uint distance) = 0;
};
/**
* Stub class for dungeon creatures
*/
class DungeonCreature {
public:
virtual ~DungeonCreature() {}
/**
* Returns true if a monster blocks the background behind him
*/
virtual bool isBlockingView() const = 0;
/**
* Draw a monster
*/
virtual void draw(DungeonSurface &s, uint distance) = 0;
};
} // End of namespace Shared
} // End of namespace Ultima
#endif