/// <summary>
/// Catch the input of the mouse and use it
/// to select an object
/// </summary>
void Update()
{
//Fire1 is the button for selecting
if (Input.GetButtonDown("Fire1"))
{
bool aSelectionHasBeenDone = select[0].LaunchSelect(Input.mousePosition);
//If we select a pawn, the possible movement will have a special color
if (aSelectionHasBeenDone)
{
//a new selection has been done, so we remove the previous one
ResetPossibleMovementColor();
if (select[0].HasSthSelected)
{
PawnElement element1 = select[0].LastSelected.GetComponent <PawnElement>();
//put a special color on the squares you can move
foreach (Position pos in element1.MoveCases)
{
pos.board.GetSquare(pos.coo).GetComponent <Renderer>().material.color = possibleSquaresColor;
}
}
}
//we need to have the first select activated to select a second gameobject
//and we need to have selected a gameobject before this frame
if (select[0].HasSthSelected && !aSelectionHasBeenDone)
{
select[1].LaunchSelect(Input.mousePosition);
}
//we remove the selection of the second gameobject if the first is unselected and
//if a second gameobject has been selected
else if (select[1].HasSthSelected)
{
select[1].RemoveSelection();
}
}
//Submit is the button for the validation of our movement
if (Input.GetButtonDown("Submit"))
{
//we have to select 2 gameobject before the validation of the movement
if (select[0].HasSthSelected && select[1].HasSthSelected)
{
PawnElement element1 = select[0].LastSelected.GetComponent <PawnElement>();
if (element1.GetTeam == teamTurn.GetTeamTurn)
{
SquareElement element2 = select[1].LastSelected.GetComponent <SquareElement>();
//do the move; eat the pawn at the selected square if needed
if (move.Move(element1, element2))
{
//we notify to all the observers that a move has been done
NotifyAll();
}
ResetAllSelection();
}
}
}
}
/// <summary>
/// Updates the list of selectable cases for the current pawn,
/// according to the relative cases, the expansion, if it can jump
/// and if it can dig.
/// </summary>
public void UpdateSelectableCases()
{
moveCases.Clear();
foreach (Move mv in moveCasesIn)
{
if (!mv.expansion) // No expansion, just once
{
Position posFinale = this.Position.board.GetPositionFromTo(this.Position.coo, mv.position);
moveCases.Add(posFinale);
}
else // Expansion, so as many times as the limit
{
Position current = new Position(this.Position.board, this.Position.coo);
bool canContinue = true;
int[,] convert = new int[2, 2] {
{ 1, 0 },
{ 0, 1 }
};
int[,] tmpMatrix = new int[2, 2];
Vector2 newMove;
int moveX;
int moveY;
IList <int[, ]> convertMatrices;
for (int i = 0; i < mv.limit && canContinue; i++)
{
//convert the vector into the new coordinate system
moveX = (int)(mv.position.x * convert[0, 0] + mv.position.y * convert[1, 0]);
moveY = (int)(mv.position.x * convert[0, 1] + mv.position.y * convert[1, 1]);
newMove = new Vector2(moveX, moveY);
//prepare the list of matrices
convertMatrices = new List <int[, ]>();
current = current.board.GetPositionFromTo(current.coo, newMove, ref convertMatrices);
moveCases.Add(current);
//rebuild the convert matrix for the next movement
foreach (int[,] convertMatrix in convertMatrices)
{
tmpMatrix[0, 0] = convert[0, 0] * convertMatrix[0, 0] + convert[0, 1] * convertMatrix[1, 0];
tmpMatrix[0, 1] = convert[0, 0] * convertMatrix[0, 1] + convert[0, 1] * convertMatrix[1, 1];
tmpMatrix[1, 0] = convert[1, 0] * convertMatrix[0, 0] + convert[1, 1] * convertMatrix[1, 0];
tmpMatrix[1, 1] = convert[1, 0] * convertMatrix[0, 1] + convert[1, 1] * convertMatrix[1, 1];
convert = (int[, ])tmpMatrix.Clone();
}
if (pp != null)
{
if ((pp.IsThereAPawn(current)) && !canJump) // if the pawn can't jump, then we don't go further in this position
{
canContinue = false;
}
}
}
}
}
// if canDig is activated for this pawn, then the square at the opposite of the current position is also an available movement
if (canDig)
{
Vector3 origin = this.transform.position; // position of the current game object (pawn)
Vector3 direction = this.Position.board.SquaresOfTheBoard[this.Position.coo].transform.up; // up of the square where the pawn is placed
Ray rayToSelect = new Ray(origin, direction); // origin + direction make the ray
RaycastHit hit = new RaycastHit(); // future object hit
LayerMask mask = -1;
if (Physics.Raycast(rayToSelect, out hit, float.MaxValue, mask.value)) // hit game object
{
SquareElement ce = hit.transform.gameObject.GetComponent <SquareElement>(); // the element just hit must be a square element
if (ce.Position.board != this.Position.board) // the square element juste hit must be on a different board
{
moveCases.Add(new Position(ce.Position.board, ce.Position.coo)); // we add it to the possible move cases.
}
}
}
}
