private bool checkDestination(UtilityTools.Directions dir)
{
Tile destination = grid_ref.GetTile(index.getNeighbourPoint(dir));
if (dir == UtilityTools.Directions.upLeft || dir == UtilityTools.Directions.upRight ||
dir == UtilityTools.Directions.downRight || dir == UtilityTools.Directions.downLeft ||
destination == null)
{
return(false);
}
else
{
if (destination.isEmpty())
{
//print("destination is empty: " + index.getNeighbourPoint (dir).print());
return(true);
}
else if (destination.GetStatus() == Tile.Status.box && destination.GetBox().isInTribox()) //if destination has a box part of tribox is eligible to Move or Rotate
{
TriBox tri = destination.GetBox().GetTriBox();
/*
* if (destination.GetBox ().isCenterBox ())
* {
* print("tried to move center");
* //need to check if can move, then move
*
* return false;
* }
*/
//check if can rotate, then rotate (check already inside rotate)
//or if can move from below edges
bool clockw = true;
switch (dir)
{
case UtilityTools.Directions.up:
if (tri.IsVertical())
{
//if moving from the lowest box, need to move up
if (destination.GetBox().isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
return(tri.canMove(dir));
}
else
{
return(false);
}
}
else
{
if (destination.GetBox().isCenterBox())
{
return(tri.canMove(dir));
}
else
{
//try to rotate
//print("trying to UP, colliding box " + destination.GetBox() + " vs actual First" + tri.GetBoxes ().First ());
clockw = (destination.GetBox().isDirectionMost(UtilityTools.Directions.left));
return(tri.canRotate(clockw));
}
}
break;
case UtilityTools.Directions.upRight:
break;
case UtilityTools.Directions.right:
if (!tri.IsVertical())
{
if (destination.GetBox().isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
return(tri.canMove(dir));
}
else
{
return(false);
}
}
else
{
if (destination.GetBox().isCenterBox())
{
return(tri.canMove(dir));
}
else
{
//try to rotate
//print("trying to Right, colliding box " + destination.GetBox() + " vs actual First" + tri.GetBoxes ().First ());
clockw = (destination.GetBox().isDirectionMost(UtilityTools.Directions.up));
return(tri.canRotate(clockw));
}
}
break;
case UtilityTools.Directions.downRight:
break;
case UtilityTools.Directions.down:
if (tri.IsVertical())
{
//need to move down
if (destination.GetBox().isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
return(tri.canMove(dir));
}
else
{
return(false);
}
}
else
{
if (destination.GetBox().isCenterBox())
{
return(tri.canMove(dir));
}
else
{
//try to rotate
//print("trying to DOWN, colliding box " + destination.GetBox() + " vs actual last" + tri.GetBoxes ().Last ());
clockw = (destination.GetBox().isDirectionMost(UtilityTools.Directions.right));
return(tri.canRotate(clockw));
}
}
break;
case UtilityTools.Directions.downLeft:
break;
case UtilityTools.Directions.left:
if (!tri.IsVertical())
{
//need to move left
if (destination.GetBox().isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
return(tri.canMove(dir));
}
else
{
return(false);
}
}
else
{
if (destination.GetBox().isCenterBox())
{
return(tri.canMove(dir));
}
else
{
//try to rotate
//print("trying to LEFT, colliding box " + destination.GetBox() + " vs actual last" + tri.GetBoxes ().Last ());
clockw = (destination.GetBox().isDirectionMost(UtilityTools.Directions.down));
return(tri.canRotate(clockw));
}
}
break;
case UtilityTools.Directions.upLeft:
break;
default:
return(false);
}
return(false);
}
else
{
return(false);
}
}
}
public void Push(UtilityTools.Directions dir)
{
if (!isInTribox())
{
return;
}
bool clockw = true;
TriBox tri = tribox;
switch (dir)
{
case UtilityTools.Directions.up:
if (tri.IsVertical())
{
//if im the lowest box
if (isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
//if the upside is empty
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
}
else
{
if (isCenterBox())
{
//try to move
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
else
{
//try to rotate
clockw = (isDirectionMost(UtilityTools.Directions.left));
tribox.Rotate(clockw);
return;
}
}
break;
case UtilityTools.Directions.upRight:
break;
case UtilityTools.Directions.right:
if (!tri.IsVertical())
{
//if im the leftmost box
if (isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
//if the side is empty
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
}
else
{
if (isCenterBox())
{
//try to move
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
else
{
//try to rotate
clockw = (isDirectionMost(UtilityTools.Directions.up));
tribox.Rotate(clockw);
return;
}
}
break;
case UtilityTools.Directions.downRight:
break;
case UtilityTools.Directions.down:
if (tri.IsVertical())
{
//need to move down
//if im the toppest box
if (isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
//if the downside is empty
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
}
else
{
if (isCenterBox())
{
//try to move
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
else
{
//try to rotate
clockw = (isDirectionMost(UtilityTools.Directions.right));
tribox.Rotate(clockw);
return;
}
}
break;
case UtilityTools.Directions.downLeft:
break;
case UtilityTools.Directions.left:
if (!tri.IsVertical())
{
//if im the leftmost box
if (isDirectionMost(UtilityTools.OppositeDirection(dir)))
{
//if the side is empty
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
}
else
{
if (isCenterBox())
{
//try to move
if (tri.isSideEmpty(dir))
{
tribox.Move(dir);
}
}
else
{
//try to rotate
clockw = (isDirectionMost(UtilityTools.Directions.down));
tribox.Rotate(clockw);
return;
}
}
break;
case UtilityTools.Directions.upLeft:
break;
default:
return;
}
}