108 lines
3.1 KiB
C++
108 lines
3.1 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef ULTIMA4_MAP_MOVEMENT_H
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#define ULTIMA4_MAP_MOVEMENT_H
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#include "ultima/ultima4/map/direction.h"
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#include "ultima/ultima4/map/map.h"
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namespace Ultima {
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namespace Ultima4 {
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class Object;
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class Map;
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class Tile;
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enum SlowedType {
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SLOWED_BY_NOTHING,
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SLOWED_BY_TILE,
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SLOWED_BY_WIND
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};
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enum MoveResult {
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MOVE_SUCCEEDED = 0x0001,
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MOVE_END_TURN = 0x0002,
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MOVE_BLOCKED = 0x0004,
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MOVE_MAP_CHANGE = 0x0008,
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MOVE_TURNED = 0x0010, /* dungeons and ship movement */
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MOVE_DRIFT_ONLY = 0x0020, /* balloon -- no movement */
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MOVE_EXIT_TO_PARENT = 0x0040,
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MOVE_SLOWED = 0x0080,
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MOVE_MUST_USE_SAME_EXIT = 0x0100
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};
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class MoveEvent {
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public:
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MoveEvent(Direction d, bool user) : _dir(d), _userEvent(user), _result(MOVE_SUCCEEDED) {}
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Direction _dir; /**< the direction of the move */
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bool _userEvent; /**< whether the user initiated the move */
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MoveResult _result; /**< how the movement was resolved */
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};
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/**
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* Attempt to move the avatar in the given direction. User event
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* should be set if the avatar is being moved in response to a
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* keystroke. Returns zero if the avatar is blocked.
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*/
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void moveAvatar(MoveEvent &event);
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/**
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* Moves the avatar while in dungeon view
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*/
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void moveAvatarInDungeon(MoveEvent &event);
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/**
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* Moves an object on the map according to its movement behavior
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* Returns 1 if the object was moved successfully, 0 if slowed,
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* tile direction changed, or object simply cannot move
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* (fixed objects, nowhere to go, etc.)
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*/
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int moveObject(class Map *map, class Creature *obj, MapCoords avatar);
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/**
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* Moves an object in combat according to its chosen combat action
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*/
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int moveCombatObject(int action, class Map *map, class Creature *obj, MapCoords target);
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/**
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* Moves a party member during combat screens
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*/
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void movePartyMember(MoveEvent &event);
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/**
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* Default handler for slowing movement.
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* Returns true if slowed, false if not slowed
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*/
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bool slowedByTile(const Tile *tile);
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/**
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* Slowed depending on the direction of object with respect to wind direction
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* Returns true if slowed, false if not slowed
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*/
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bool slowedByWind(int direction);
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} // End of namespace Ultima4
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} // End of namespace Ultima
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#endif
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