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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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
* any later version.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <cassert>
#include "beingmanager.h"
#include "localplayer.h"
#include "monster.h"
#include "npc.h"
#include "player.h"
#include "net/protocol.h"
#include "utils/dtor.h"
class FindBeingFunctor
{
public:
bool operator() (Being *being)
{
Uint16 other_y = y + ((being->getType() == Being::NPC) ? 1 : 0);
const Vector &pos = being->getPosition();
return ((int) pos.x / 32 == x &&
((int) pos.y / 32 == y || (int) pos.y / 32 == other_y) &&
being->mAction != Being::DEAD &&
(type == Being::UNKNOWN || being->getType() == type));
}
Uint16 x, y;
Being::Type type;
} beingFinder;
void BeingManager::setMap(Map *map)
{
mMap = map;
if (player_node)
player_node->setMap(map);
}
void BeingManager::setPlayer(LocalPlayer *player)
{
player_node = player;
mBeings.push_back(player);
}
Being* BeingManager::createBeing(int id, int type, int subtype)
{
Being *being;
switch (type)
{
case OBJECT_PLAYER:
being = new Player(id, subtype, mMap);
break;
case OBJECT_NPC:
being = new NPC(id, subtype, mMap);
break;
case OBJECT_MONSTER:
being = new Monster(id, subtype, mMap);
break;
default:
assert(false);
}
mBeings.push_back(being);
return being;
}
void BeingManager::destroyBeing(Being *being)
{
mBeings.remove(being);
if(being == player_node->getTarget())
player_node->setTarget(NULL);
delete being;
}
Being* BeingManager::findBeing(Uint16 id)
{
for (BeingIterator i = mBeings.begin(); i != mBeings.end(); i++)
{
Being *being = (*i);
if (being->getId() == id) {
return being;
}
}
return NULL;
}
Being* BeingManager::findBeing(Uint16 x, Uint16 y, Being::Type type)
{
beingFinder.x = x;
beingFinder.y = y;
beingFinder.type = type;
BeingIterator i = find_if(mBeings.begin(), mBeings.end(), beingFinder);
return (i == mBeings.end()) ? NULL : *i;
}
Being* BeingManager::findBeingByPixel(Uint16 x, Uint16 y)
{
BeingIterator itr = mBeings.begin();
BeingIterator itr_end = mBeings.end();
for (; itr != itr_end; ++itr)
{
Being *being = (*itr);
int xtol = being->getWidth() / 2;
int uptol = being->getHeight();
if ((being != player_node) &&
(being->getPixelX() - xtol <= x) &&
(being->getPixelX() + xtol >= x) &&
(being->getPixelY() - uptol <= y) &&
(being->getPixelY() >= y))
{
return being;
}
}
return NULL;
}
Beings& BeingManager::getAll()
{
return mBeings;
}
void BeingManager::logic()
{
BeingIterator i = mBeings.begin();
while (i != mBeings.end())
{
Being *being = (*i);
being->logic();
/*
if (being->mAction == Being::DEAD && being->mFrame >= 20)
{
delete being;
i = mBeings.erase(i);
}
else*/ {
i++;
}
}
}
void BeingManager::clear()
{
if (player_node)
{
mBeings.remove(player_node);
}
delete_all(mBeings);
mBeings.clear();
if (player_node)
{
mBeings.push_back(player_node);
}
}
Being* BeingManager::findNearestLivingBeing(Uint16 x, Uint16 y, int maxdist,
Being::Type type)
{
Being *closestBeing = NULL;
int dist = 0;
//Why do we do this:
//For some reason x,y passed to this function is always
//in map coords, while down below its in pixels
//
//I believe there is a deeper problem under this, but
//for a temp solution we'll convert to coords to pixels
x = x * 32;
y = y * 32;
maxdist = maxdist * 32;
for (BeingIterator i = mBeings.begin(); i != mBeings.end(); i++)
{
Being *being = (*i);
const Vector &pos = being->getPosition();
int d = abs(((int) pos.x) - x) + abs(((int) pos.y) - y);
if ((being->getType() == type || type == Being::UNKNOWN)
&& (d < dist || closestBeing == NULL) // it is closer
&& being->mAction != Being::DEAD // no dead beings
)
{
dist = d;
closestBeing = being;
}
}
return (maxdist >= dist) ? closestBeing : NULL;
}
Being* BeingManager::findNearestLivingBeing(Being *aroundBeing, int maxdist,
Being::Type type)
{
const Vector &aroundBeingPos = aroundBeing->getPosition();
return findNearestLivingBeing((int) aroundBeingPos.x,(int) aroundBeingPos.y,maxdist,type);
}
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