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2026-02-02 04:50:13 +01:00

110 lines
3.1 KiB
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/>.
*
*/
#include "ultima/ultima8/world/monster_egg.h"
#include "ultima/ultima8/usecode/uc_machine.h"
#include "ultima/ultima8/world/actors/actor.h"
#include "ultima/ultima8/world/item_factory.h"
#include "ultima/ultima8/world/current_map.h"
#include "ultima/ultima8/world/world.h"
#include "ultima/ultima8/world/get_object.h"
namespace Ultima {
namespace Ultima8 {
DEFINE_RUNTIME_CLASSTYPE_CODE(MonsterEgg)
MonsterEgg::MonsterEgg() {
}
MonsterEgg::~MonsterEgg() {
}
uint16 MonsterEgg::hatch() {
//!! do we need to check probability here?
//!! monster activity? combat? anything?
int shapeNum = getMonsterShape();
// CHECKME: why does this happen? (in the plane of Earth near the end)
if (shapeNum == 0)
return 0;
Actor *newactor = ItemFactory::createActor(shapeNum, 0, 0,
FLG_FAST_ONLY | FLG_DISPOSABLE | FLG_IN_NPC_LIST,
0, 0, 0, true);
if (!newactor) {
warning("MonsterEgg::hatch failed to create actor (%d).", shapeNum);
return 0;
}
uint16 objID = newactor->getObjId();
// set stats
if (!newactor->loadMonsterStats()) {
warning("MonsterEgg::hatch failed to set stats for actor (%d).", shapeNum);
}
if (!newactor->canExistAt(_x, _y, _z)) {
newactor->destroy();
return 0;
}
// mapnum has to be set to the current map. Reason: Beren teleports to
// newactor->getMapNum() when newactor is assaulted.
newactor->setMapNum(World::get_instance()->getCurrentMap()->getNum());
newactor->setNpcNum(objID);
newactor->move(_x, _y, _z);
newactor->setActivity(getActivity());
return objID;
}
void MonsterEgg::saveData(Common::WriteStream *ws) {
Item::saveData(ws);
}
bool MonsterEgg::loadData(Common::ReadStream *rs, uint32 version) {
if (!Item::loadData(rs, version)) return false;
return true;
}
uint32 MonsterEgg::I_monsterEggHatch(const uint8 *args, unsigned int /*argsize*/) {
ARG_ITEM_FROM_PTR(item);
MonsterEgg *megg = dynamic_cast<MonsterEgg *>(item);
if (!megg) return 0;
return megg->hatch();
}
uint32 MonsterEgg::I_getMonId(const uint8 *args, unsigned int /*argsize*/) {
ARG_ITEM_FROM_PTR(item);
MonsterEgg *megg = dynamic_cast<MonsterEgg *>(item);
if (!megg) return 0;
return megg->getMapNum() >> 3;
}
} // End of namespace Ultima8
} // End of namespace Ultima