/*
* This file is part of the Haven & Hearth game client.
* Copyright (C) 2009 Fredrik Tolf <fredrik@dolda2000.com>, and
* Björn Johannessen <johannessen.bjorn@gmail.com>
*
* Redistribution and/or modification of this file is subject to the
* terms of the GNU Lesser General Public License, version 3, as
* published by the Free Software Foundation.
*
* 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.
*
* Other parts of this source tree adhere to other copying
* rights. Please see the file `COPYING' in the root directory of the
* source tree for details.
*
* A copy the GNU Lesser General Public License is distributed along
* with the source tree of which this file is a part in the file
* `doc/LPGL-3'. If it is missing for any reason, please see the Free
* Software Foundation's website at <http://www.fsf.org/>, or write
* to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA
*/
package haven;
import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.concurrent.ConcurrentLinkedQueue;
public class OCache implements Iterable<Gob> {
/* XXX: Use weak refs */
private Collection<Collection<Gob>> local = new LinkedList<Collection<Gob>>();
private Map<Integer, Gob> objs = new TreeMap<Integer, Gob>();
private Map<Integer, Integer> deleted = new TreeMap<Integer, Integer>();
public ConcurrentLinkedQueue<Coord> movequeue = new ConcurrentLinkedQueue<Coord>();
private boolean ismoving = false;
private Glob glob;
long lastctick = 0;
public OCache(Glob glob) {
this.glob = glob;
}
public synchronized void remove(int id, int frame) {
if(objs.containsKey(id)) {
objs.remove(id);
deleted.put(id, frame);
}
}
public synchronized void tick() {
for(Gob g : objs.values()) {
g.tick();
}
}
public void ctick() {
long now;
int dt;
now = System.currentTimeMillis();
if(lastctick == 0)
dt = 0;
else
dt = (int)(System.currentTimeMillis() - lastctick);
synchronized(this) {
for(Gob g : objs.values())
g.ctick(dt);
}
lastctick = now;
}
@SuppressWarnings("unchecked")
public Iterator<Gob> iterator() {
Collection<Iterator<Gob>> is = new LinkedList<Iterator<Gob>>();
for(Collection<Gob> gc : local)
is.add(gc.iterator());
return(new I2<Gob>(objs.values().iterator(), new I2<Gob>(is)));
}
public synchronized void ladd(Collection<Gob> gob) {
local.add(gob);
}
public synchronized void lrem(Collection<Gob> gob) {
local.remove(gob);
}
public synchronized Gob getgob(int id) {
return(objs.get(id));
}
public synchronized Gob getgob(int id, int frame) {
if(!objs.containsKey(id)) {
boolean r = false;
if(deleted.containsKey(id)) {
if(deleted.get(id) < frame)
deleted.remove(id);
else
r = true;
}
if(r) {
return(null);
} else {
Gob g = new Gob(glob, Coord.z, id, frame);
objs.put(id, g);
return(g);
}
} else {
return(objs.get(id));
}
/* XXX: Clean up in deleted */
}
public synchronized void move(int id, int frame, Coord c) {
Gob g = getgob(id, frame);
if(g == null)
return;
g.move(c);
}
public synchronized void cres(int id, int frame, Indir<Resource> res, Message sdt) {
Gob g = getgob(id, frame);
if(g == null)
return;
ResDrawable d = (ResDrawable)g.getattr(Drawable.class);
if((d == null) || (d.res != res) || (d.sdt.blob.length > 0) || (sdt.blob.length > 0)) {
g.setattr(new ResDrawable(g, res, sdt));
}
}
public void enqueue(Coord c){
movequeue.add(c);
}
public void clearqueue(){
movequeue.clear();
}
public void checkqueue(){
if(!ismoving && !movequeue.isEmpty()){
ismoving = true;
UI.instance.mainview.moveto = movequeue.poll();
movequeue.remove(0);
}
}
public boolean isplayerid(int id){
if((UI.instance != null)
&& (UI.instance.mainview != null)
&& (UI.instance.mainview.playergob == id)){
return true;
}
return false;
}
public synchronized void linbeg(int id, int frame, Coord s, Coord t, int c) {
Gob g = getgob(id, frame);
if(g == null)
return;
LinMove lm = new LinMove(g, s, t, c);
g.setattr(lm);
if(isplayerid(id))
ismoving = true;
}
public synchronized void linstep(int id, int frame, int l) {
boolean isplayer = isplayerid(id);
Gob g = getgob(id, frame);
if(g == null)
return;
Moving m = g.getattr(Moving.class);
if((m == null) || !(m instanceof LinMove))
return;
LinMove lm = (LinMove)m;
if((l < 0) || (l >= lm.c)) {
g.delattr(Moving.class);
if(isplayer){
ismoving = false;
checkqueue();
}
} else {
lm.setl(l);
if(isplayer){
ismoving = true;
}
}
}
public synchronized void speak(int id, int frame, Coord off, String text) {
Gob g = getgob(id, frame);
if(g == null)
return;
if(text.length() < 1) {
g.delattr(Speaking.class);
} else {
Speaking m = g.getattr(Speaking.class);
if(m == null) {
g.setattr(new Speaking(g, off, text));
} else {
m.off = off;
m.update(text);
}
}
}
public synchronized void layers(int id, int frame, Indir<Resource> base, List<Indir<Resource>> layers) {
Gob g = getgob(id, frame);
if(g == null)
return;
Layered lay = (Layered)g.getattr(Drawable.class);
if((lay == null) || (lay.base != base)) {
lay = new Layered(g, base);
g.setattr(lay);
}
lay.setlayers(layers);
}
public synchronized void avatar(int id, int frame, List<Indir<Resource>> layers) {
Gob g = getgob(id, frame);
if(g == null)
return;
Avatar ava = g.getattr(Avatar.class);
if(ava == null) {
ava = new Avatar(g);
g.setattr(ava);
}
ava.setlayers(layers);
}
public synchronized void drawoff(int id, int frame, Coord off) {
Gob g = getgob(id, frame);
if(g == null)
return;
if((off.x == 0) && (off.y == 0)) {
g.delattr(DrawOffset.class);
} else {
DrawOffset dro = g.getattr(DrawOffset.class);
if(dro == null) {
dro = new DrawOffset(g, off);
g.setattr(dro);
} else {
dro.off = off;
}
}
}
public synchronized void lumin(int id, int frame, Coord off, int sz, int str) {
Gob g = getgob(id, frame);
if(g == null)
return;
g.setattr(new Lumin(g, off, sz, str));
}
public synchronized void follow(int id, int frame, int oid, Coord off, int szo) {
Gob g = getgob(id, frame);
if(g == null)
return;
if(oid == -1) {
g.delattr(Following.class);
} else {
Following flw = g.getattr(Following.class);
if(flw == null) {
flw = new Following(g, oid, off, szo);
g.setattr(flw);
} else {
flw.tgt = oid;
flw.doff = off;
flw.szo = szo;
}
}
}
public synchronized void homostop(int id, int frame) {
Gob g = getgob(id, frame);
if(g == null)
return;
g.delattr(Homing.class);
}
public synchronized void homing(int id, int frame, int oid, Coord tc, int v) {
Gob g = getgob(id, frame);
if(g == null)
return;
g.setattr(new Homing(g, oid, tc, v));
}
public synchronized void homocoord(int id, int frame, Coord tc, int v) {
Gob g = getgob(id, frame);
if(g == null)
return;
Homing homo = g.getattr(Homing.class);
if(homo != null) {
homo.tc = tc;
homo.v = v;
}
}
public synchronized void overlay(int id, int frame, int olid, boolean prs, Indir<Resource> resid, Message sdt) {
Gob g = getgob(id, frame);
if(g == null)
return;
Gob.Overlay ol = g.findol(olid);
if(resid != null) {
if(ol == null) {
g.ols.add(ol = new Gob.Overlay(olid, resid, sdt));
} else if(!ol.sdt.equals(sdt)) {
g.ols.remove(ol);
g.ols.add(ol = new Gob.Overlay(olid, resid, sdt));
}
ol.delign = prs;
} else {
if((ol != null) && (ol.spr instanceof Gob.Overlay.CDel))
((Gob.Overlay.CDel)ol.spr).delete();
else
g.ols.remove(ol);
}
}
public synchronized void health(int id, int frame, int hp) {
Gob g = getgob(id, frame);
if(g == null)
return;
g.setattr(new GobHealth(g, hp));
}
public synchronized void buddy(int id, int frame, String name, int group, int type) {
Gob g = getgob(id, frame);
if(g == null)
return;
if((name.length() == 0) && (group == 0) && (type == 0)) {
g.delattr(KinInfo.class);
} else {
KinInfo b = g.getattr(KinInfo.class);
if(b == null) {
g.setattr(new KinInfo(g, name, group, type));
} else {
b.update(name, group, type);
}
}
}
}