public void insertDisc(int col, CellState player) {
if (!isFull(col)) {
// XXX getrowdepth in tmp_var speichern damit nicht 2x aufrufen?
model.setCell(col, getRowDepth(col), player);
this.isWinning(player, col, getRowDepth(col));
}
if (isFull()) {
EventSystem.getInstance().queueEvent(new GameStatusUpdateEvent(Status.DRAW));
}
}
private boolean isWinning(CellState player, int col, int row) {
// we dont have to check the (col, row) because there has to be
// currentPlayer because he set the disc there
if (checkHorizontal(player, col, row)
|| checkVertical(player, col, row)
|| checkDiagonalAscending(player, col, row)
|| checkDiagonalDescending(player, col, row)) {
eventSystem.queueEvent(new GameStatusUpdateEvent(Status.OVER));
}
return false;
}
public class Controller {
private static final EventSystem eventSystem = EventSystem.getInstance();
private Model model;
int cellsToConnect;;
// private Evaluator evaluator = new Evaluator(this.model);
public Controller(Model model) {
this(model, 4);
}
Controller(Model model, int cellsToConnect) {
this.model = model;
this.cellsToConnect = cellsToConnect;
}
// public boolean update(int col) {
// if (isSetPossible(col)) {
//
// int row = getRowDepth(col);
//
// model.setCell(col, row);
// eventSystem.queueEvent( new CellUpdateEvent(model.saveToMemento()));
//
// // if( this.checkVictory( col, row ) ){
// // if( this.isWinning(currentplayer)){ // aber woher?
// /// XXX throw event
// // this.gameOver();
// // }
// // XXX throw event
// // this.model.nextPlayer();
// return true;
// } else {
// // XXX throw event?
// System.out.println("move isn't possible");
// return false;
// }
// }
public boolean isSetPossible(int col) {
// XXX ... iwie muss ich da auf die logik zugreifen... ODER model als
// member?
return model.getCell(col, 0) == CellState.EMPTY;
}
// get lowest possible position in the specific col
public int getRowDepth(int col) {
// XXX Memento?
for (int row = 0; row < model.numOfRows(); ++row) {
if (model.getCell(col, row) != CellState.EMPTY) {
// FIXME warum -1? weil bei check horizontal muss ich wieder +1
return row - 1;
}
}
// FIXME warum -1? weil bei check horizontal muss ich wieder +1
return model.numOfRows() - 1; // if whole col is empty, return the
// lowest position
}
private boolean isWinning(CellState player, int col, int row) {
// we dont have to check the (col, row) because there has to be
// currentPlayer because he set the disc there
if (checkHorizontal(player, col, row)
|| checkVertical(player, col, row)
|| checkDiagonalAscending(player, col, row)
|| checkDiagonalDescending(player, col, row)) {
eventSystem.queueEvent(new GameStatusUpdateEvent(Status.OVER));
}
return false;
}
private boolean checkHorizontal(CellState player, int col, int row) {
int minCheck = col - (model.getWinLength() - 1);
int maxCheck = col + (model.getWinLength() - 1);
if (minCheck < 0) {
minCheck = 0;
}
if (maxCheck > model.numOfColumns() - 1) {
maxCheck = model.numOfColumns() - 1;
}
// check winLength-in-a-row
int winCounter = 0;
for (int i = minCheck; i <= maxCheck; ++i) {
// FIXME warum row+1? problem: er erkentn die ganz oberste reihe
// nicht mehr... weil -1
if (model.getCell(i, row + 1) == player) {
++winCounter;
} else {
winCounter = 0;
}
if (winCounter == model.getWinLength()) {
return true;
}
}
return false;
}
private boolean checkVertical(CellState player, int col, int row) {
// TODO das muesste doch auch funktionieren wenn man das aktuell
// gesetzen feld nicht ueberprueft, weil da
// ohnehin der aktuelle spieler drin steht...
// dann koennte man auch mode.getwinlength()-1 verwenden, oder?
// check downwards
if (row + (model.getWinLength()) < model.numOfRows()) {
if (model.getCell(col, row + 1) == player
&& model.getCell(col, row + 2) == player
&& model.getCell(col, row + 3) == player
&& model.getCell(col, row + 4) == player) {
return true;
}
}
return false;
}
private boolean checkDiagonalAscending(CellState player, int col, int row) { // diagonal-/
// check winLength-in-a-row
int winCounter = 0;
int x = 0;
int y = 0;
for (int i = -model.getWinLength() - 1; i < model.getWinLength(); ++i) {
x = col + i;
// FIXME wtf?? i+1??
y = row - i + 1;
if (isInsideBoard(x, y)) {
if (model.getCell(x, y) == player) {
++winCounter;
} else {
winCounter = 0;
}
if (winCounter == model.getWinLength()) {
return true;
}
}
}
return false;
}
private boolean checkDiagonalDescending(CellState player, int col, int row) { // diagonal-\
// check winLength-in-a-row
int winCounter = 0;
int x = 0;
int y = 0;
for (int i = -model.getWinLength() - 1; i < model.getWinLength(); ++i) {
x = col + i;
// FIXME wtf?? i+1??
y = row + i + 1;
if (isInsideBoard(x, y)) {
if (model.getCell(x, y) == player) {
++winCounter;
} else {
winCounter = 0;
}
if (winCounter == model.getWinLength()) {
return true;
}
}
}
return false;
}
// private void gameOver(){
// System.out.println("Game over. Player " + model.getCurrentPlayer() +
// " won.");
// model.setGameOver(true);
// }
private boolean isInsideBoard(int col, int row) {
if (col >= 0 && row >= 0 && col < model.numOfColumns() && row < model.numOfRows()) {
return true;
}
return false;
}
public void insertDisc(int col, CellState player) {
if (!isFull(col)) {
// XXX getrowdepth in tmp_var speichern damit nicht 2x aufrufen?
model.setCell(col, getRowDepth(col), player);
this.isWinning(player, col, getRowDepth(col));
}
if (isFull()) {
EventSystem.getInstance().queueEvent(new GameStatusUpdateEvent(Status.DRAW));
}
}
public void removeDisc(int col) {
// TODO die oberste entfernen
}
public boolean isEmpty(int col) {
return isEmpty(col, model.numOfRows() - 1); // check the lowest position
// of the column
}
public boolean isEmpty(int col, int row) {
return model.getCell(col, row) == CellState.EMPTY;
}
public boolean isFull() {
for (int i = 0; i < model.numOfColumns(); ++i) {
if (!isFull(i)) return false;
}
return true;
}
public boolean isFull(int col) {
return !isEmpty(col, 0); // topmost position is NOT empty
}
public int countConnected(CellState state, int col, int row, int dcol, int drow) {
// TODO method not used
// dcol, drow?...????
// FIXME return wert is immer -1
return -1;
}
}