public void OnClick(PointyHexPoint point)
{
LinesCell clickedCell = grid[point];
if (isHoldingCell)
{
if (clickedCell.IsEmpty)
{
MoveCell(clickedCell);
if (!ClearLinesAroundPoint(point))
{
AddNewCells();
} //otherwise, give the player a "free" turn.
}
else if (clickedCell == cellThatIsBeingHeld)
{
DropCell();
}
}
else
{
if (!clickedCell.IsEmpty)
{
PickUpCell(clickedCell);
}
}
}
private void MoveCell(LinesCell clickedCell)
{
cellThatIsBeingHeld.HighlightOn = false;
SwapCells(cellThatIsBeingHeld, clickedCell);
cellThatIsBeingHeld = null;
isHoldingCell = false;
}
private static void SwapCells(LinesCell cell1, LinesCell cell2)
{
int tempColor = cell1.Type;
bool tempIsEmpty = cell1.IsEmpty;
cell1.SetState(cell2.IsEmpty, cell2.Type);
cell2.SetState(tempIsEmpty, tempColor);
}
private void DropCell()
{
cellThatIsBeingHeld.HighlightOn = false;
cellThatIsBeingHeld = null;
isHoldingCell = false;
}
private void PickUpCell(LinesCell clickedCell)
{
cellThatIsBeingHeld = clickedCell;
isHoldingCell = true;
clickedCell.HighlightOn = true;
}
private void SetCellToRandom(LinesCell cell)
{
int newColor = (Random.Range(0, colorCount));
cell.SetState(false, newColor);
}