/** Copyright by Barry G. Becker, 2000-2011. Licensed under MIT License: http://www.opensource.org/licenses/MIT */
package com.barrybecker4.game.twoplayer.go.persistence;
import com.barrybecker4.game.common.GameContext;
import com.barrybecker4.game.common.Move;
import com.barrybecker4.game.twoplayer.common.TwoPlayerController;
import com.barrybecker4.game.twoplayer.common.persistence.TwoPlayerGameExporter;
import com.barrybecker4.game.twoplayer.go.board.GoBoard;
import com.barrybecker4.game.twoplayer.go.board.move.GoMove;
import com.barrybecker4.game.twoplayer.go.options.GoOptions;
import java.io.IOException;
import java.io.Writer;
/**
* Exports the state of a Go game to a file.
*
* @author Barry Becker
*/
public class GoGameExporter extends TwoPlayerGameExporter {
float komi = 0.5f;
public GoGameExporter(TwoPlayerController controller) {
super(controller);
komi = ((GoOptions) controller.getOptions()).getKomi();
}
/**
* save the current state of the go game to a file in SGF (4) format
* @param fileName name of the file to save the state to
* @param ae the exception that occurred causing us to want to save state
*/
@Override
public void saveToFile( String fileName, AssertionError ae )
{
GameContext.log( 1, "saving state to :" + fileName );
GoBoard b = (GoBoard) board_;
try {
Writer out = createWriter(fileName);
//PrintWriter foo;
// SGF header info
out.write( "(;\n" );
out.write( "FF[4]\n" );
out.write( "GM[1]\n" );
out.write( "CA[UTF-8]\n" );
out.write( "ST[2]\n" );
out.write( "RU[japanese]\n" );
out.write( "SZ[" + b.getNumRows() + "]\n" );
out.write( "PB[" + players.getPlayer1().getName() + "]\n" );
out.write( "PW[" + players.getPlayer2().getName() + "]\n" );
out.write( "KM[" + komi + "]\n" );
out.write( "PC[US]\n" );
out.write( "HA[" + b.getHandicap() + "]\n" );
out.write( "GN[test1]\n" );
// out.write("PC[US]"); ?? add the handicap stones if present
writeMoves(b.getMoveList(), out);
writeExceptionIfAny(ae, out);
out.write( ')' );
out.close();
} catch (IOException ioe) {
ioe.printStackTrace();
}
}
/**
* return the SGF (4) representation of the move
* SGF stands for Smart Game Format and is commonly used for Go
*/
@Override
protected String getSgfForMove(Move move) {
GoMove m = (GoMove) move;
// passes are not represented in SGF - so just skip it if the piece is null.
if (m.getPiece() == null)
return "[]";
StringBuilder buf = new StringBuilder("");
char player = 'W';
if ( m.getPiece().isOwnedByPlayer1() ) {
player = 'B';
}
buf.append( ';' );
buf.append( player );
buf.append( '[' );
buf.append( (char) ('a' + m.getToCol() - 1) );
buf.append( (char) ('a' + m.getToRow() - 1) );
buf.append( ']' );
buf.append( '\n' );
return buf.toString();
}
}