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Add utils like juggle() to be called from GameConfig; always keep max

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number of LocalPlayer instances around so they can be filled from jni
code (which is easier than making the jni construct new instances.)
This commit is contained in:
ehouse 2010-01-20 06:38:29 +00:00
parent 531ae8ea1a
commit 7eccde84e3
1 changed files with 80 additions and 5 deletions
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85
xwords4/android/XWords4/src/org/eehouse/android/xw4/jni/CurGameInfo.java
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@ -1,10 +1,14 @@
/* -*- compile-command: "cd ../../../../../../; ant reinstall"; -*- */
package org.eehouse.android.xw4.jni;
import java.util.Random;
import org.eehouse.android.xw4.Utils;
public class CurGameInfo {
private static final String BUILTIN_DICT = "OWL2_2to9.xwd";
public static final int MAX_NUM_PLAYERS = 4;
public enum XWPhoniesChoice { PHONIES_IGNORE, PHONIES_WARN, PHONIES_DISALLOW };
public enum DeviceRole { SERVER_STANDALONE, SERVER_ISSERVER, SERVER_ISCLIENT };
@ -28,27 +32,98 @@ public class CurGameInfo {
public CurGameInfo() {
nPlayers = 2;
boardSize = 15;
players = new LocalPlayer[nPlayers];
players = new LocalPlayer[MAX_NUM_PLAYERS];
serverRole = DeviceRole.SERVER_STANDALONE;
dictName = BUILTIN_DICT;
hintsNotAllowed = false;
players[0] = new LocalPlayer( "Player 1");
players[1] = new LocalPlayer( "Player 2", true );
// Always create MAX_NUM_PLAYERS so jni code doesn't ever have
// to cons up a LocalPlayer instance.
int ii;
for ( ii = 0; ii < MAX_NUM_PLAYERS; ++ii ) {
players[ii] = new LocalPlayer(ii);
}
}
public CurGameInfo( CurGameInfo src ) {
nPlayers = src.nPlayers;
boardSize = src.boardSize;
players = new LocalPlayer[nPlayers];
players = new LocalPlayer[MAX_NUM_PLAYERS];
serverRole = src.serverRole;
dictName = src.dictName;
hintsNotAllowed = src.hintsNotAllowed;
int ii;
for ( ii = 0; ii < nPlayers; ++ii ) {
for ( ii = 0; ii < MAX_NUM_PLAYERS; ++ii ) {
players[ii] = new LocalPlayer( src.players[ii] );
}
}
public boolean addPlayer()
{
boolean canAdd = nPlayers < MAX_NUM_PLAYERS;
if ( canAdd ) {
// LocalPlayer newPlayer = new LocalPlayer( nPlayers );
// players[nPlayers++] = newPlayer;
++nPlayers;
}
return canAdd;
}
public boolean moveUp( int which )
{
boolean canMove = which > 0 && which < nPlayers;
if ( canMove ) {
LocalPlayer tmp = players[which-1];
players[which-1] = players[which];
players[which] = tmp;
}
return canMove;
}
public boolean moveDown( int which )
{
return moveUp( which + 1 );
}
public boolean delete( int which )
{
boolean canDelete = nPlayers > 1;
if ( canDelete ) {
int ii;
for ( ii = which; ii < nPlayers - 1; ++ii ) {
moveDown( ii );
}
--nPlayers;
players[nPlayers] = new LocalPlayer(nPlayers);
}
return canDelete;
}
public boolean juggle()
{
boolean canJuggle = nPlayers > 1;
if ( canJuggle ) {
// for each element, exchange with randomly chocsen from
// range <= to self.
Random rgen = new Random();
Utils.logf( "nPlayers: " + nPlayers );
Utils.logf( "players.length: " + players.length );
for ( int ii = nPlayers - 1; ii > 0; --ii ) {
// Contrary to docs, nextInt() comes back negative!
int rand = Math.abs(rgen.nextInt());
int indx = rand % (ii+1);
if ( indx != ii ) {
LocalPlayer tmp = players[ii];
players[ii] = players[indx];
players[indx] = tmp;
}
}
}
return canJuggle;
}
}