Behold Vilya, Ring of Air and repository for our game and virtual worldly
extensions to the distributed environment provided by Narya. git-svn-id: svn+ssh://src.earth.threerings.net/vilya/trunk@1 c613c5cb-e716-0410-b11b-feb51c14d237
This commit is contained in:
Michael Bayne
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//
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// $Id: PointSet.java 4191 2006-06-13 22:42:20Z ray $
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//
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// Narya library - tools for developing networked games
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// Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
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// http://www.threerings.net/code/narya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.puzzle.util;
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import java.awt.Point;
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import java.util.Iterator;
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import com.threerings.puzzle.Log;
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/**
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* The point set class provides an efficient implementation of a set
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* containing two-dimensional point values as <code>(x, y)</code>.
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*/
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public class PointSet
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{
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/**
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* Creates a point set that can contain points within the given range
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* of values.
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*
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* @param rangeX the maximum x-axis range.
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* @param rangeY the maximum y-axis range.
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*/
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public PointSet (int rangeX, int rangeY)
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{
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_rangeX = rangeX;
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_rangeY = rangeY;
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_points = new boolean[rangeX][rangeY];
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}
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/**
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* Adds a point to the set and returns whether the point was already
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* present in the set.
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*
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* @param x the point x-coordinate.
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* @param y the point y-coordinate.
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*
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* @return true if the point was already present, false if not.
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*/
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public boolean add (int x, int y)
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{
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boolean present = _points[x][y];
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_points[x][y] = true;
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if (!present) {
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_count++;
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}
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return present;
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}
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/**
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* Adds all points in the given set to this set.
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*
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* @param set the set containing points to add.
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*/
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public void addAll (PointSet set)
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{
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Iterator iter = set.iterator();
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Point pt;
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while ((pt = (Point)iter.next()) != null) {
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add(pt.x, pt.y);
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}
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}
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/**
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* Clears all points from this set.
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*/
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public void clear ()
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{
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if (_count == 0) {
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// no need to clear anything
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return;
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}
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for (int xx = 0; xx < _rangeX; xx++) {
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for (int yy = 0; yy < _rangeY; yy++) {
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_points[xx][yy] = false;
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}
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}
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_count = 0;
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}
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/**
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* Returns whether this set contains the given point.
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*
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* @param x the point x-coordinate.
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* @param y the point y-coordinate.
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*
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* @return true if the set contains the point, false if not.
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*/
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public boolean contains (int x, int y)
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{
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return (_points[x][y]);
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}
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/**
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* Returns whether this set is empty.
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*
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* @return true if the set is empty, false if not.
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*/
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public boolean isEmpty ()
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{
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return (_count == 0);
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}
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/**
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* Returns an iterator that iterates over the points in this set,
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* returning them as {@link Point} objects. Note that the iterator
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* uses a single point object internally, and so callers should create
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* their own copy of the point if they plan to do something fancy with
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* it.
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*
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* @return the iterator over the set's points.
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*/
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public Iterator iterator ()
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{
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return new PointIterator();
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}
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/**
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* Removes the given point from the set and returns whether the point
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* was present in the set.
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*
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* @param x the point x-coordinate.
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* @param y the point y-coordinate.
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*
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* @return true if the point was present, false if not.
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*/
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public boolean remove (int x, int y)
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{
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boolean present = _points[x][y];
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_points[x][y] = false;
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if (present) {
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_count--;
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}
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return present;
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}
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/**
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* Returns the number of points in the set.
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*
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* @return the number of points.
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*/
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public int size ()
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{
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return _count;
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}
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/**
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* Returns a string representation of the point set.
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*/
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public String toString ()
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{
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StringBuilder buf = new StringBuilder();
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buf.append("[");
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Iterator iter = iterator();
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Point val;
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while ((val = (Point)iter.next()) != null) {
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buf.append("(").append(val.x);
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buf.append(",").append(val.y);
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buf.append(")");
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if (iter.hasNext()) {
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buf.append(", ");
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}
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}
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return buf.append("]").toString();
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}
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protected class PointIterator implements Iterator
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{
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public boolean hasNext ()
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{
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return (_curCount < _count);
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}
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public Object next ()
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{
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if (_curCount == _count) {
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return null;
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}
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while (!_points[_curX][_curY]) {
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advance();
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}
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_curCount++;
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_point.setLocation(_curX, _curY);
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if (_curCount < _count) {
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advance();
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}
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return _point;
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}
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public void remove ()
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{
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throw new UnsupportedOperationException();
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}
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protected void advance ()
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{
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if ((++_curX) >= _rangeX) {
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_curX = 0;
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_curY++;
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}
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if (_curY >= _rangeY) {
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Log.warning("Advanced past point range.");
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_curY = 0;
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}
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}
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protected int _curCount = 0;
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protected int _curX = 0, _curY = 0;
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protected Point _point = new Point();
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}
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/** The dimensions of the point array. */
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protected int _rangeX, _rangeY;
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/** The points in the set. */
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protected boolean _points[][];
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/** The number of points in the set. */
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protected int _count;
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}
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@@ -0,0 +1,62 @@
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//
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// $Id: PuzzleContext.java 3524 2005-04-25 21:08:52Z mdb $
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//
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// Narya library - tools for developing networked games
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// Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
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// http://www.threerings.net/code/narya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.puzzle.util;
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import com.threerings.util.KeyDispatcher;
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import com.threerings.util.KeyboardManager;
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import com.threerings.util.MessageManager;
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import com.threerings.util.Name;
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import com.threerings.media.FrameManager;
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import com.threerings.parlor.util.ParlorContext;
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/**
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* Provides access to entities needed by the puzzle services.
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*/
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public interface PuzzleContext extends ParlorContext
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{
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/**
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* Returns the username of the local user.
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*/
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public Name getUsername ();
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/**
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* Returns a reference to the message manager used by the client.
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*/
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public MessageManager getMessageManager ();
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/**
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* Provides access to the frame manager.
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*/
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public FrameManager getFrameManager ();
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/**
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* Provides access to the keyboard manager.
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*/
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public KeyboardManager getKeyboardManager ();
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/**
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* Provides access to the key dispatcher.
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*/
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public KeyDispatcher getKeyDispatcher ();
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}
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@@ -0,0 +1,51 @@
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//
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// $Id: PuzzleGameUtil.java 4191 2006-06-13 22:42:20Z ray $
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//
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// Narya library - tools for developing networked games
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// Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
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// http://www.threerings.net/code/narya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.puzzle.util;
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import java.awt.event.KeyEvent;
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import com.threerings.util.KeyTranslatorImpl;
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import com.threerings.puzzle.client.PuzzleController;
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import com.threerings.puzzle.client.PuzzlePanel;
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/**
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* Puzzle game related utilities.
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*/
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public class PuzzleGameUtil
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{
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/**
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* Returns a key translator configured with basic puzzle game
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* mappings.
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*/
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public static KeyTranslatorImpl getKeyTranslator ()
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{
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KeyTranslatorImpl xlate = new KeyTranslatorImpl();
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if (!PuzzlePanel.isRobotTesting()) {
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// add the standard pause keys
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xlate.addPressCommand(
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KeyEvent.VK_P, PuzzleController.TOGGLE_CHATTING);
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}
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return xlate;
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}
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}
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Reference in New Issue
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