src/shoot_the_moon/TextObserver.java

   1 package shoot_the_moon;
   2
   3
   4 import java.io.PrintStream;
   5
   6 public class TextObserver implements Observer {
   7         PrintStream ps;
   8
   9         public TextObserver( PrintStream ps ) {
  10                 this.ps = ps;
  11                 ps.print( "**********************\n"
  12                                 + "*   SHOOT THE MOON   *\n"
  13                                 + "**********************\n\n" );
  14         }
  15
  16         public void observeEvent( Event e ) {
  17                 if ( e instanceof GameStartEvent ) {
  18                         GameStartEvent gse = (GameStartEvent) e;
  19                         ps.print( "The game is now starting. The settings are:\n" +
  20                                         "\t" + gse.getSettings().getNumPlayersPerTeam() + "\t players per team.\n" +
  21                                         "\t" + gse.getSettings().getNumDuplicateCards() + "\t copies of each card in the deck" +
  22                                                         "\n\n" );
  23                 } else if ( e instanceof RoundStartEvent ) {
  24                         RoundStartEvent rse = (RoundStartEvent) e;
  25                         ps.print( "\t" + getPositionString( rse.getDealer() )  + " deals the cards.\n" );
  26                 } else if ( e instanceof BidMadeEvent ) {
  27                         BidMadeEvent bme = (BidMadeEvent) e;
  28                         ps.print( "\t\t" + getPositionString( bme.getPosition() ) + " bids " + bme.getBid().toString() + "\n");
  29                 } else if ( e instanceof ContractMadeEvent ) {
  30                         ContractMadeEvent cme = (ContractMadeEvent) e;
  31                         ps.print( "\t" + getPositionString( cme.getWinningPosition() ) + " wins the contract at " + cme.getWinningBid().toString() +"\n\n");
  32                 } else if ( e instanceof CardPlayedEvent ) {
  33                         CardPlayedEvent cpe = (CardPlayedEvent) e;
  34                         ps.print( "\t\t\t" + getPositionString( cpe.getPosition() ) + " plays the " + cpe.getCard().getShortString() +"\n" );
  35                 } else if ( e instanceof TrickWonEvent ) {
  36                         TrickWonEvent twe = (TrickWonEvent) e;
  37                         ps.print( "\t\t" + getPositionString( twe.getWinningPlayer() ) + " won the trick.\n\n" );
  38                 } else if ( e instanceof RoundOverEvent ) {
  39                         RoundOverEvent roe = (RoundOverEvent) e;
  40                         ps.print( "The tricks taken this round were: \n");
  41                         for ( Team t: Team.allTeams ) {
  42                                 ps.print( "\t" + t.getName() + "\t: " + roe.getTricksTaken( t ) + " tricks\n" );
  43                         }
  44                         ps.print( "The contract of " + roe.getContract() + " made by " + getPositionString( roe.getContractMaker() ) + " was " +(roe.isContractMade() ? "" : "not " ) + "made. The score is now...\n" );
  45                         for ( Team t : Team.allTeams ) {
  46                                 ps.print( t.getName() + "\t: " + roe.getScore( t ) + " points\n" );
  47                         }
  48                         ps.print( '\n' );
  49                 } else if ( e instanceof GameOverEvent ) {
  50                         GameOverEvent goe = (GameOverEvent) e;
  51                         ps.print( "The game is over. ");
  52                         if ( goe.isATie() ) {
  53                                 ps.print( "The game ended in a tie." );
  54                         } else {
  55                                 ps.print( goe.getWinner().getName() + " won the game." );
  56                         }
  57                 }
  58         }
  59
  60         private String getPositionString( Position p ) {
  61                 return p.getName() + " (" + p.getTeam().getName() + ")";
  62         }
  63 }