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Diffstat (limited to 'gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java')
| -rw-r--r-- | gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java | 512 |
1 files changed, 512 insertions, 0 deletions
diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java new file mode 100644 index 000000000..fa8966f26 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java @@ -0,0 +1,512 @@ +/* PlayingDesk.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath 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, or (at your option) + any later version. + + GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Color; +import java.awt.Graphics; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.event.MouseListener; +import java.rmi.RemoteException; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Iterator; + +import javax.swing.JComponent; + +import org.omg.CORBA.ORB; + +/** + * Manages actions, related to the game rules and also does all painting. + * + * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) + */ +public class PlayingDesk + extends JComponent + implements MouseListener, State +{ + /** + * Use serialVersionUID for interoperability. + */ + private static final long serialVersionUID = 1; + + /** + * Indicates that the field point state is the red oval. + */ + public static final int RED = 0; + + /** + * Indicates that the field point state is the black cross. + */ + public static final int BLACK = 1; + + /** + * Indicates that the field point state is the hint, suggested by the fan. + */ + public static final int HINT = 2; + + /** + * The access to the main frame methods. + */ + ClientFrame frame; + + /** + * The access to the player communicator. + */ + PlayerImpl player; + + /** + * The game manager. + */ + GameManager manager; + + /** + * The player ORB. + */ + ORB orb; + + /** + * The player IOR. + */ + String ior; + + /** + * True if the player ORB started ok. + */ + boolean ok; + + /** + * The grid spacing. + */ + static int W = 16; + + /** + * The radius of the dots being painted. + */ + static int R = W / 3; + + /** + * The collection of the red dots. + */ + ArrayList reds = new ArrayList(); + + /** + * The collection of the black dots. + */ + ArrayList blacks = new ArrayList(); + + /** + * The array of hints. + */ + ArrayList hints = new ArrayList(); + + /** + * When the game is completed, obtains the value of the two end points of the + * created line. + */ + Point[] endOfGame; + + public PlayingDesk() + { + try + { + player = new PlayerImpl(); + player.desk = this; + + OrbStarter.startPlayer(player, this); + + jbInit(); + } + catch (Exception e) + { + e.printStackTrace(); + } + } + + /** + * Paint this component. + */ + public void paintComponent(Graphics g) + { + int w = getWidth(); + int h = getHeight(); + + g.setColor(Color.white); + g.fillRect(0, 0, w, h); + + drawGrid(w, h, g); + drawFigures(g); + } + + /** + * Check maybe a game is finished after setting the point N + */ + public Point[] checkFinished(Collection x, Point N) + { + Iterator iter = x.iterator(); + Point p; + + // The victory, if happens, must occur inside these boundaries: + int ax = N.x - 5; + int bx = N.x + 5; + + int ay = N.y - 5; + int by = N.y + 5; + + while (iter.hasNext()) + { + p = (Point) iter.next(); + + if (p.x > ax && p.x < bx && p.y > ay && p.y < by) + { + // Check the vertical line down + if (pointPresent(p.x, p.y + 1, x)) + if (pointPresent(p.x, p.y + 2, x)) + if (pointPresent(p.x, p.y + 3, x)) + if (pointPresent(p.x, p.y + 4, x)) + return new Point[] { p, new Point(p.x, p.y + 4) }; + + // Check the horizontal line left + if (pointPresent(p.x + 1, p.y, x)) + if (pointPresent(p.x + 2, p.y, x)) + if (pointPresent(p.x + 3, p.y, x)) + if (pointPresent(p.x + 4, p.y, x)) + return new Point[] { p, new Point(p.x + 4, p.y) }; + + // Check the diagonal line right down. + if (pointPresent(p.x + 1, p.y + 1, x)) + if (pointPresent(p.x + 2, p.y + 2, x)) + if (pointPresent(p.x + 3, p.y + 3, x)) + if (pointPresent(p.x + 4, p.y + 4, x)) + return new Point[] { p, new Point(p.x + 4, p.y + 4) }; + + // Check the diagonal line left down. + if (pointPresent(p.x - 1, p.y + 1, x)) + if (pointPresent(p.x - 2, p.y + 2, x)) + if (pointPresent(p.x - 3, p.y + 3, x)) + if (pointPresent(p.x - 4, p.y + 4, x)) + return new Point[] { p, new Point(p.x - 4, p.y + 4) }; + } + } + return null; + } + + /** + * Called when the "end of the game" situation is detected. + */ + public void drawFinishLine(int xa, int ya, int xb, int yb, Graphics g) + { + g.setColor(Color.blue); + + int hW = W / 2; + g.drawLine(xa * W + hW, ya * W + hW, xb * W + hW, yb * W + hW); + } + + /** + * Check for the presence of the given point in the collection. + */ + public final boolean pointPresent(int x, int y, Collection in) + { + Iterator iter = in.iterator(); + Point p; + while (iter.hasNext()) + { + p = (Point) iter.next(); + if (p.x == x && p.y == y) + return true; + } + return false; + } + + public void drawGrid(int w, int h, Graphics g) + { + g.setColor(Color.lightGray); + + // Draw vertical lines: + for (int x = 0; x < w; x += W) + { + g.drawLine(x, 0, x, h); + } + + // Draw horizontal lines: + for (int y = 0; y < h; y += W) + { + g.drawLine(0, y, w, y); + } + + g.setColor(Color.gray); + g.drawRect(0,0, frame.DESK_SIZE.width, frame.DESK_SIZE.height); + g.drawRect(0,0, frame.DESK_SIZE.width+3, frame.DESK_SIZE.height+3); + } + + public void drawFigures(Graphics g) + { + g.setColor(Color.red); + drawDots(reds, g, RED); + + g.setColor(Color.black); + drawDots(blacks, g, BLACK); + + g.setColor(Color.lightGray); + drawDots(hints, g, HINT); + + if (endOfGame != null) + drawFinishLine(endOfGame[0].x, endOfGame[0].y, endOfGame[1].x, + endOfGame[1].y, g); + } + + public Point makePoint(int x, int y) + { + return new Point(x / W, y / W); + } + + /** + * Draw a collection of dots (the collor must be set before calling the + * method). + */ + public void drawDots(Collection dots, Graphics g, int mode) + { + Iterator iter = dots.iterator(); + int x; + int y; + + int hW = W / 2; + int RR = R * 2; + int hR = R / 2; + Point p; + while (iter.hasNext()) + { + p = (Point) iter.next(); + x = p.x * W + hW; + y = p.y * W + hW; + + if (mode == RED) + g.drawOval(x - R, y - R, RR, RR); + else if (mode == BLACK) + { + g.drawLine(x - R, y - R, x + R, y + R); + g.drawLine(x - R, y + R, x + R, y - R); + } + else + { + // Hint. + g.drawOval(x - hR, y - hR, R, R); + } + } + } + + private void jbInit() + throws Exception + { + addMouseListener(this); + } + + public void mouseClicked(MouseEvent e) + { + try + { + int state = player.get_current_state(); + + // Check if the state is correct. + if (state == I_WAIT_FOR_YOUR_MOVE) + { + frame.talk(Color.black, + "It is now time for our partner's move, not ours. Please wait."); + } + else if (state == DISCONNECTED) + { + frame.talk(Color.black, + "We are not connected to the playing partner yet."); + } + else if (state == I_HAVE_LOST) + { + frame.talk(Color.black, + "We have already lost this battle, but why not to try again?"); + } + else if (state == I_HAVE_WON) + { + frame.talk(Color.black, + "The victory is ours, nothing more to do here."); + } + else if (player.partner == null) + frame.talk(Color.black, "No other player so far."); + else + { + int x = e.getX(); + int y = e.getY(); + + if (x>frame.DESK_SIZE.width || + y>frame.DESK_SIZE.height) + { + frame.talk(Color.black,"Outside the game area."); + return; + } + + Point p = makePoint(x, y); + + // Ignore clicks on the occupied cells. + if (pointPresent(p.x, p.y, reds) + || (pointPresent(p.x, p.y, blacks))) + { + frame.talk(Color.black, + "This is against the rules, select the unoccupied cell."); + return; + } + + reds.add(p); + + endOfGame = checkFinished(reds, p); + repaint(); + + if (endOfGame != null) + { + frame.talk(Color.red, "Our move " + p.x + "-" + p.y + + " and we win!"); + player.set_current_state(I_HAVE_WON); + } + else + { + frame.talk(Color.black, "Our move " + p.x + "-" + p.y + + ". Waiting for the other side move..."); + player.set_current_state(I_WAIT_FOR_YOUR_MOVE); + } + + player.partner.receive_move(p.x, p.y, endOfGame); + } + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application + // that may be modified for learning purposes. + ex.printStackTrace(); + } + } + + /** + * Handle the move of the other playing side. + */ + public void friendsMove(int x, int y, Point[] victory) + { + try + { + int state = player.get_current_state(); + if (state != I_WAIT_FOR_YOUR_MOVE || pointPresent(x, y, blacks)) + { + stateFailed("Move " + x + "-" + y); + } + else + { + blacks.add(new Point(x, y)); + + if (victory != null) + { + frame.talk(Color.red, + " We have lost this time, unfortunately.."); + player.set_current_state(I_HAVE_LOST); + endOfGame = victory; + } + else + { + frame.talk(Color.black, "Partner goes " + x + "-" + y + + ". Your move?"); + player.set_current_state(I_THINK); + } + repaint(); + } + } + catch (RemoteException rex) + { + rex.printStackTrace(); + } + } + + /** + * Prepare for the new game. + */ + public void reset() + { + blacks.clear(); + reds.clear(); + hints.clear(); + endOfGame = null; + repaint(); + } + + public void mouseEntered(MouseEvent m) + { + // Nothing to do. + } + + public void mousePressed(MouseEvent m) + { + // Nothing to do. + } + + public void mouseReleased(MouseEvent m) + { + // Nothing to do. + } + + public void mouseExited(MouseEvent m) + { + // Nothing to do. + } + + /** + * The systems detected the error conditions. The game cannot continue (the + * chat is still possible). + */ + public void stateFailed(String reason) + { + try + { + player.receive_chat(ChatConstants.REMOTE_PLAYER, + "Wrong move, game cannot continue (our state was " + + player.get_current_state() + ")"); + frame.talk(Color.red, "The remote side violates communicating rules."); + player.set_current_state(State.ERROR); + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application + // that may be modified for learning purposes. + ex.printStackTrace(); + } + } +}
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