GoBoard board = (GoBoard) controller.getBoard();
boolean player1sTurn = controller.isPlayer1sTurn();
GameContext.log( 3, "BoardViewer: mousePressed: player1sTurn()=" + player1sTurn);
GoMove m = new GoMove( loc, 0, new GoStone(player1sTurn));
// if there is already a piece where the user clicked, or its
// out of bounds, or its a suicide move, then return without doing anything
GoBoardPosition stone = (GoBoardPosition) board.getPosition( loc );