private void AssignTopAndBottom(LinkedGameObject l)
{
int i = 0;
var temp = l;
while (temp.ObjectPrevious != null)
{
temp = temp.ObjectPrevious;
i++;
}
var match = FirstInPreviousRow;
for (int x = 0; x < i; x++)
{
if (match.ObjectNext == null)
{
break;
}
match = match.ObjectNext;
}
l.ObjectAbove = match;
match.ObjectBelow = l;
}
// move with chest
private void SwapTwo(LinkedGameObject first, LinkedGameObject second, bool withChest)
{
var temp = first.GameObject;
first.GameObject = second.GameObject;
second.GameObject = temp;
}
// normal move
private void SwapTwo(LinkedGameObject first, LinkedGameObject second)
{
var temp = first.GameObject;
first.GameObject = second.GameObject;
second.GameObject = temp;
_playerObject = second;
}
private bool NormalMove(LinkedGameObject move)
{
if (move.GameObject.GetChar() == (char)Characters.Tile)
{
if (_isOnSpecialSquare)
{
move.GameObject.SetChar((char)Characters.Player);
_playerObject.GameObject.SetChar(_tempChar);
_playerObject = move;
_isOnSpecialSquare = false; // reset object
return(true);
}
SwapTwo(_playerObject, move);
return(true);
}
return(false);
}
// set PlayerObject
public void SetPlayer(LinkedList currentLevel)
{
var rows = currentLevel.First;
var columns = currentLevel.First;
while (rows != null)
{
while (columns != null)
{
if (columns.GameObject.GetChar() == (char)Characters.Player)
{
_playerObject = columns;
return;
}
columns = columns.ObjectNext;
}
rows = rows.ObjectBelow;
columns = rows;
}
}
private bool MoveOntoDestinationOrTrap(LinkedGameObject move)
{
if (move.GameObject.GetChar() == (char)Characters.Destination ||
move.GameObject.GetChar() == (char)Characters.Trap ||
move.GameObject.GetChar() == (char)Characters.OpenTrap)
{
if (_isOnSpecialSquare)
{
_playerObject.GameObject.SetChar(_tempChar); // player becomes a tile
}
else
{
_playerObject.GameObject.SetChar((char)Characters.Tile); // player becomes a tile
}
_isOnSpecialSquare = true;
SetChar(move.GameObject.GetChar());
move.GameObject.SetChar((char)Characters.Player);
_playerObject = move;
return(true);
}
return(false);
}
public void InsertInRow(BaseObject obj, int currRow)
{
// first row
if (First == null)
{
First = new LinkedGameObject();
First.GameObject = obj;
Last = First;
FirstInCurrentRow = First;
return;
}
else if (currRow == 0)
{
Last.ObjectNext = new LinkedGameObject();
Last.ObjectNext.GameObject = obj;
Last.ObjectNext.ObjectPrevious = Last;
Last = Last.ObjectNext;
_prevRow = currRow;
return;
}
// new row
if (_prevRow != currRow)
{
FirstInPreviousRow = FirstInCurrentRow;
FirstInCurrentRow = null;
_prevRow = currRow;
}
var mostRightObj = new LinkedGameObject();
// find most right element in current row
if (FirstInCurrentRow != null)
{
mostRightObj = FirstInCurrentRow;
while (mostRightObj.ObjectNext != null)
{
mostRightObj = mostRightObj.ObjectNext;
}
}
LinkedGameObject l = new LinkedGameObject();
if (FirstInCurrentRow == null)
{
// first object in new row
FirstInCurrentRow = l;
Last = l;
}
else
{
// current object(l) has a neighbor to his left
mostRightObj.ObjectNext = l;
l.ObjectPrevious = mostRightObj;
Last = l;
}
// set game object
l.GameObject = obj;
// Assign top neighbor
if (l == FirstInCurrentRow)
{
l.ObjectAbove = FirstInPreviousRow;
FirstInPreviousRow.ObjectBelow = l;
}
else
{
AssignTopAndBottom(l);
}
}
private bool CheckCrateMove(LinkedGameObject move, LinkedGameObject moveAfter)
{
if (move.GameObject.GetChar() == (char)Characters.Crate &&
moveAfter.GameObject.GetChar() == (char)Characters.Tile)
{
SwapTwo(move, moveAfter, true);
if (_isOnSpecialSquare)
{
move.GameObject.SetChar(_tempChar);
_isOnSpecialSquare = false;
}
SwapTwo(_playerObject, move);
return(true);
}
if (move.GameObject.HasChest)
{
if (moveAfter.GameObject.GetChar() == (char)Characters.CrateOnDestination)
{
return(false);
}
if (moveAfter.GameObject.GetChar() == (char)Characters.Destination)
{
// SITUATION:
// @-0-X
SwapTwo(move, moveAfter, true);
_isOnSpecialSquare = true;
_tempChar = (char)Characters.Destination;
move.GameObject.SetChar((char)Characters.Tile);
SwapTwo(_playerObject, move);
return(true);
}
if (_isOnSpecialSquare)
{
move.GameObject.SetChar(_tempChar);
}
else
{
_isOnSpecialSquare = true;
_tempChar = (char)Characters.Destination;
move.GameObject.SetChar((char)Characters.Tile);
}
_tempChar = (char)Characters.Destination;
move.GameObject.HasChest = false;
SwapTwo(_playerObject, move);
moveAfter.GameObject.SetChar((char)Characters.Crate);
}
if (move.GameObject.GetChar() == (char)Characters.Crate &&
moveAfter.GameObject.GetChar() == (char)Characters.Destination)
{
moveAfter.GameObject.HasChest = true;
moveAfter.GameObject.SetChar((char)Characters.CrateOnDestination);
if (_isOnSpecialSquare)
{
move.GameObject.SetChar(_tempChar);
_isOnSpecialSquare = false;
}
else
{
move.GameObject.SetChar((char)Characters.Tile);
}
SwapTwo(_playerObject, move);
return(true);
}
return(false);
}