public SlidePuzzle(int width, int height, String puzzle) {
history = new History();
this.width = width;
this.height = height;
this.puzzle = puzzle;
correctPuzzle = Util.createAnswerPanel(puzzle);
distance = new Distance(width, height, correctPuzzle);
char[][] chars = Util.createBoard(width, height, puzzle);
board = new Board(width, height, puzzle);
int distInt = distance.getAllDistance(chars);
int maxDistInt = distance.getMaxDistance(chars);
history.putHistory(puzzle, "", distInt, maxDistInt);
answerBoard = new AnswerBoard();
answerBoard.put(puzzle, distInt, distance.getMaxDistance(chars));
}
/**
* * 移動とその距離をhistoryに加える処理。
*
* @param operation
* @param position
* @param currentDistance
* @param currentMaxDistance
*/
private void move(
String operation, MovedPosition position, int currentDistance, int currentMaxDistance) {
String boardStr = board.getBoardString();
char changedChar = position.getC();
int oldX = position.getOldX();
int oldY = position.getOldY();
int newX = position.getNewX();
int newY = position.getNewY();
if (history.getOperationHistory(boardStr) == null) {
char[][] c = Util.createBoard(width, height, boardStr);
int newDistance =
distance.getNewDistance(changedChar, oldX, oldY, newX, newY, currentDistance);
int newMaxDistance = distance.getMaxDistance(c);
answerBoard.put(boardStr, newDistance, newMaxDistance);
history.putHistory(boardStr, operation, newDistance, newMaxDistance);
}
}