我正在创建一个使用四个布尔值的阵列列表生成的Isaac-esque Roguelike的绑定。四个布尔人是北，东，南和西。对应哪扇门是敞开的。
数组列表的问题在于它可以重叠“＃”。例如，如果我向东，而不是向南，向西，而不是北，我会在一个全新的房间，而不是原来的。
有没有办法阻止这种情况发生，或至少阻止它？如果房间1（房间2）以上的房间南边设置为真，那么房间1的北面将是真的连接两个房间。或者，如果房间2的南边设置为假，则在房间1中北方将是假的，以便停止重叠。
这是我目前的代码（我知道我的代码并不完全干净并且有很多神奇的数字，但这些对于这个问题不重要） -
游戏状态：
public class GameState extends JFrame implements KeyListener {
Container contentPane=this.getContentPane();
Graphics bufferGraphics;
int characterX=463;
int characterY=486;
int oldCharacterX=463;
int oldCharacterY=486;
int xAxis;
int yAxis;
int minimapX=1300;
int minimapY=515;
Image characterNorth = CustomImages.createImageIcon("Images/characterNorth.jpg").getImage();
Image characterEast = CustomImages.createImageIcon("Images/characterEast.jpg").getImage();
Image characterSouth = CustomImages.createImageIcon("Images/characterSouth.jpg").getImage();
Image characterWest = CustomImages.createImageIcon("Images/characterWest.jpg").getImage();
Image brickWall = CustomImages.createImageIcon("Images/brickWall.jpg").getImage();
Image brickFloor = CustomImages.createImageIcon("Images/brickFloor.jpg").getImage();
Image character=characterNorth;
boolean pressed=false;
boolean minimap=true;
ArrayList<RoomState> map = new ArrayList<RoomState>();
RoomState currentRoom = new RoomState();
RoomState currentRoomState=new RoomState();
GameState() {
this.setBounds(0, 0, 1680, 1050);
this.setVisible(true);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
addKeyListener(this);
setFocusable(true);
requestFocusInWindow();
}
public void move(int x, int y) { //Check Move
currentRoomState=currentRoomState.MoveToNextRoom(true, false, false, false);
currentRoomState=currentRoomState.MoveToNextRoom(false, true, false, false);
currentRoomState=currentRoomState.MoveToNextRoom(false, false, true, false);
currentRoomState=currentRoomState.MoveToNextRoom(false, false, false, true);
}
public void paint(Graphics g) { //Graphics
for(xAxis=58;xAxis<=858;xAxis=xAxis+50) {
for(yAxis=81;yAxis<=881;yAxis=yAxis+50) {
g.drawImage(brickFloor,xAxis,yAxis,null);
}
yAxis=31;
}
for(xAxis=8;xAxis<958;xAxis=xAxis+50) {
g.drawImage(brickWall,xAxis,yAxis,null);
}
yAxis=931;
for(xAxis=8;xAxis<=908;xAxis=xAxis+50) {
g.drawImage(brickWall,xAxis,yAxis,null);
}
xAxis=8;
for(yAxis=81;yAxis<=881;yAxis=yAxis+50) {
g.drawImage(brickWall,xAxis,yAxis,null);
}
xAxis=908;
for(yAxis=81;yAxis<=881;yAxis=yAxis+50) {
g.drawImage(brickWall,xAxis,yAxis,null);
}
if(currentRoom.northDoor) {
g.drawImage(brickFloor,458,31,null);
}
if(currentRoom.eastDoor) {
g.drawImage(brickFloor,908,481,null);
}
if(currentRoom.southDoor) {
g.drawImage(brickFloor,458,931,null);
}
if(currentRoom.westDoor) {
g.drawImage(brickFloor,8,481,null);
}
g.drawImage(character,characterX,characterY,null);
g.drawString("[ ]",minimapX,minimapY);
g.setColor(Color.RED);
g.drawString("[ ]", 1300, 515);
}
@Override
public void keyPressed(KeyEvent arg0) { //Character Rotation/Movement.
if(pressed==false) {
pressed=true;
oldCharacterX=characterX;
oldCharacterY=characterY;
if(arg0.getKeyCode() == KeyEvent.VK_W || arg0.getKeyCode() == KeyEvent.VK_UP) {
if(character==characterNorth) {
if(characterY>86 && characterX>13 && characterX<913) {
characterY=characterY-50;
}else if(currentRoom.northDoor && characterX==463) {
oldCharacterY=characterY;
characterY=characterY-50;
if(characterY==-14) {
if(currentRoom.rs_NorthDoor != null) {
currentRoom=currentRoom.rs_NorthDoor;
}else {
RoomState nextRoom = new RoomState(currentRoom,false, false, true, false);
currentRoom.rs_NorthDoor = nextRoom;
map.add(nextRoom);
currentRoom = nextRoom;
nextRoom = null;
}
minimapY=minimapY-10;
characterX=463;
characterY=936;
repaint();
}
}
}else {
character=characterNorth;
}
}
if(arg0.getKeyCode() == KeyEvent.VK_A || arg0.getKeyCode() == KeyEvent.VK_LEFT) {
if(character==characterWest && characterY>36 && characterY<926) {
if(characterX>63) {
oldCharacterX=characterX;
characterX=characterX-50;
}else if(currentRoom.westDoor && characterY==486) {
oldCharacterX=characterX;
characterX=characterX-50;
if(characterX==-37) {
if(currentRoom.rs_WestDoor != null) {
currentRoom = currentRoom.rs_WestDoor;
}else {
RoomState nextRoom = new RoomState(currentRoom,false, true, false, false);
currentRoom.rs_WestDoor = nextRoom;
map.add(nextRoom);
currentRoom = nextRoom;
nextRoom = null;
}
minimapX=minimapX-8;
characterX=913;
characterY=486;
repaint();
}
}
}else {
character=characterWest;
}
}
if(arg0.getKeyCode() == KeyEvent.VK_S || arg0.getKeyCode() == KeyEvent.VK_DOWN) {
if(character==characterSouth) {
if(characterY<871 && characterX>13 && characterX<913) {
oldCharacterY=characterY;
characterY=characterY+50;
}else if(currentRoom.southDoor && characterX==463) {
oldCharacterY=characterY;
characterY=characterY+50;
if(characterY==986) {
if(currentRoom.rs_SouthDoor != null) {
currentRoom=currentRoom.rs_SouthDoor;
}else {
RoomState nextRoom = new RoomState(currentRoom,true, false, false, false);
currentRoom.rs_SouthDoor = nextRoom;
map.add(nextRoom);
currentRoom = nextRoom;
nextRoom = null;
}
minimapY=minimapY+10;
characterX=463;
characterY=36;
repaint();
}
}
}else {
character=characterSouth;
}
}
if(arg0.getKeyCode() == KeyEvent.VK_D || arg0.getKeyCode() == KeyEvent.VK_RIGHT) {
if(character==characterEast && characterY>36 && characterY<926) {
if(characterX<848) {
oldCharacterX=characterX;
characterX=characterX+50;
}else if(currentRoom.eastDoor && characterY==486) {
oldCharacterX=characterX;
characterX=characterX+50;
if(characterX==963) {
if(currentRoom.rs_EastDoor != null) {
currentRoom = currentRoom.rs_EastDoor;
}else {
RoomState nextRoom = new RoomState(currentRoom,false, false, false, true);
currentRoom.rs_EastDoor = nextRoom;
map.add(nextRoom);
currentRoom = nextRoom;
nextRoom = null;
}
minimapX=minimapX+8;
characterX=13;
characterY=486;
repaint();
}
}
}else {
character=characterEast;
}
}
if(oldCharacterX != characterX || oldCharacterY != characterY) {
repaint(oldCharacterX,oldCharacterY,40,40);
}
repaint(characterX,characterY,40,40);
}
}
@Override
public void keyReleased(KeyEvent arg0) { //Prevents Holding Down Keys.
if(arg0.getKeyCode() == KeyEvent.VK_W || arg0.getKeyCode() == KeyEvent.VK_UP) {
pressed=false;
}
if(arg0.getKeyCode() == KeyEvent.VK_A || arg0.getKeyCode() == KeyEvent.VK_LEFT) {
pressed=false;
}
if(arg0.getKeyCode() == KeyEvent.VK_S || arg0.getKeyCode() == KeyEvent.VK_DOWN) {
pressed=false;
}
if(arg0.getKeyCode() == KeyEvent.VK_D || arg0.getKeyCode() == KeyEvent.VK_RIGHT) {
pressed=false;
}
}
@Override
public void keyTyped(KeyEvent arg0) {
}
}
RoomState：
public class RoomState {
boolean northDoor;
boolean eastDoor;
boolean southDoor;
boolean westDoor;
boolean doorsOpen;
int northRoll;
int eastRoll;
int southRoll;
int westRoll;
Random r=new Random();
//Reference to the adjacent rooms
RoomState rs_NorthDoor=null;
RoomState rs_EastDoor=null;
RoomState rs_SouthDoor=null;
RoomState rs_WestDoor=null;
RoomState() { //Initial
while(!doorsOpen) {
northRoll=r.nextInt(6)+1;
eastRoll=r.nextInt(6)+1;
southRoll=r.nextInt(6)+1;
westRoll=r.nextInt(6)+1;
if(northRoll==1) {
northDoor=true;
}else {
northDoor=false;
}
if(eastRoll==1) {
eastDoor=true;
}else {
eastDoor=false;
}
if(southRoll==1) {
southDoor=true;
}else {
southDoor=false;
}
if(westRoll==1) {
westDoor=true;
}else {
westDoor=false;
}
if(northDoor==false && eastDoor==false && southDoor==false && westDoor==false) {
doorsOpen=false;
}else {
doorsOpen=true;
}
}
}
RoomState(RoomState previousState, boolean north, boolean east, boolean south, boolean west) {
this();
if(north) {
rs_NorthDoor=previousState;
northDoor=true;
}else if(east) {
rs_EastDoor=previousState;
eastDoor=true;
}else if(south) {
rs_SouthDoor=previousState;
southDoor=true;
}else if(west) {
rs_WestDoor=previousState;
westDoor=true;
}
}
public RoomState MoveToNextRoom(boolean north, boolean east, boolean south, boolean west) {
if(north) {
if(rs_NorthDoor==null) {
rs_NorthDoor=new RoomState(this,north,east,south,west);
}
return rs_NorthDoor;
}
if(east) {
if(rs_EastDoor==null) {
rs_EastDoor=new RoomState(this,north,east,south,west);
}
return rs_EastDoor;
}
if(south) {
if(rs_SouthDoor==null) {
rs_SouthDoor=new RoomState(this,north,east,south,west);
}
return rs_SouthDoor;
}
if(west) {
if(rs_WestDoor==null) {
rs_WestDoor=new RoomState(this,north,east,south,west);
}
return rs_WestDoor;
}
return null;
}
}