/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * JavaWorld Library, Copyright 2011 Bryan Chadwick * * * * FILE: ./universe/Universe.java * * * * This file is part of JavaWorld. * * * * JavaWorld 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. * * * * JavaWorld 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 JavaWorld. If not, see . * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ package universe; import image.Scene; import java.io.Serializable; import universe.base.*; /** A Class representing a Universe (a collection of Worlds) of some type, and related methods * and Function Objects for handling messages and events */ public abstract class Universe{ /** Makes Java/Eclipse Happy */ private static final long serialVersionUID = 1; /** Default Tick rate for the world */ public static double DEFAULT_TICK_RATE = 0.033; /** Empty Default Constructor */ public Universe(){} public abstract Scene onDraw(); public Bundle onTick(){ return new Bundle(this); } /** Return the tick rate for this World. This is only accessed at the * initial Universe creation. */ public double tickRate(){ return DEFAULT_TICK_RATE; } public Bundle onNew(IWorld w){ return new Bundle(this); } public Bundle onDisconnect(IWorld w){ return new Bundle(this); } public Bundle onMsg(IWorld w, Msg msg){ return new Bundle(this); } public Universe universe(){ return new UniverseBase(this) .onNew(new UnivNew()) .onDraw(new UnivDraw()) .onTick(new UnivTick(), this.tickRate()) .onMsg(new UnivMsg()) .onDisconnect(new UnivDis()) .universe(); } /** Wrapper for OnDraw callback */ private class UnivDraw implements OnDraw{ public Scene apply(Universe u){ return u.onDraw(); } } /** Wrapper for OnMsg callback */ private class UnivMsg implements OnMsg{ public Bundle apply(Universe u, IWorld w, Msg m){ return u.onMsg(w, m); } } /** Wrapper for OnTick callback */ private class UnivTick implements OnTick{ public Bundle apply(Universe u){ return u.onTick(); } } /** Wrapper for OnNew callback */ private class UnivNew implements OnNew{ public Bundle apply(Universe u, IWorld w) { return u.onNew(w); } } /** Wrapper for OnNew callback */ private class UnivDis implements OnDisconnect{ public Bundle apply(Universe u, IWorld w) { return u.onDisconnect(w); } } }