XYCoords examples

//from class Entity
//position is an XYCoord in Entity
public XYCoords nextCoord(int direction){
    int nextX = position.x();
    int nextY = position.y();
    if (direction == 0 || direction == 1 || direction == 7){
        nextX += 2;
    }
    if (direction == 3 || direction == 4 || direction == 5){
        nextX -= 2;
    }
    if (direction == 1 || direction == 2 || direction == 3){
        nextY -= 2;
    }
    if (direction == 5 || direction == 6 || direction == 7){
        nextY += 2;
    }

    return new XYCoords(nextX, nextY);
}


//from enemy pathing logic (simplified version)
if (lineOfSight(game.knight.position)){
    if (validMove(nextCoord(directionToTile(game.knight.position)))){
        direction = directionToTile(game.knight.position);
    }
}
position = nextCoord(direction);