private void CardPanelMouseDown(object sender, MouseEventArgs e)
{
CardPanel clickedCardPanel = (CardPanel)sender;
Spot cardSpot = clickedCardPanel.GetCard().GetSpot();
_followerCardPanels.Clear();
//markers cannot move
if (!clickedCardPanel.GetCard().IsMarker)
{
if (cardSpot.GetPile() == Card.Pile.Stock)
{
clickedCardPanel.GetCard().SetSpot(new Spot(Card.Pile.Waste, FindTopCardInPile(new Spot(Card.Pile.Waste)).GetSpot().GetHeight() + 1));
clickedCardPanel.GetCard().SetFaceUp();
}
//if (clickedCardPanel.GetCard() == FindTopCardInPile(cardSpot))
if (!clickedCardPanel.GetCard().GetFaceDown())
{
_heldCardPanel = clickedCardPanel;
_mouseOffset = e.Location;
//finds all follower cards, revealed cards on top of the held card
for (int i = cardSpot.GetHeight() + 1; i <= FindTopCardInPile(
cardSpot).GetSpot().GetHeight(); i++)
{
Card?c = FindCardInSpot(new Spot(cardSpot.GetPile(),
i, cardSpot.GetColumn()));
if (c != null)
{
CardPanel?cPanel = FindCardPanelByCard(c);
if (cPanel != null)
{
_followerCardPanels.Add(cPanel);
}
}
}
}
}
else
{
//when stock marker is clicked return waste cards to stock
int j = FindTopCardInPile(new Spot(Card.Pile.Waste)).GetSpot().GetHeight();
for (int i = j; i > 0; i--)
{
Card?c = FindCardInSpot(new Spot(Card.Pile.Waste, i));
c?.SetSpot(new Spot(Card.Pile.Stock, j - i + 1));
c?.SetFaceDown();
}
Score -= 100;
}
}
private void CardDroppedByPlayer(ref CardPanel cardPanelMoved, bool isFollower)
{
List <Spot> possibleSpots = GeneratePossibleSpots(cardPanelMoved.GetCard());
bool invalidDrop = true;
foreach (Spot s in possibleSpots)
{
//other card is one below where the new card will be if checks complete successfully
Card?otherCard = FindCardInSpot(new Spot(s.GetPile(), s.GetHeight() - 1, s.GetColumn()));
if (otherCard != null)
{
CardPanel?otherCardPanel = FindCardPanelByCard(otherCard);
if (otherCardPanel != null)
{
if (CheckForCardPanelOverlap(cardPanelMoved, otherCardPanel))
{
//valid move
Spot oldSpot = cardPanelMoved.GetCard().GetSpot();
cardPanelMoved.GetCard().SetSpot(s);
invalidDrop = false;
//adds one move if top of cards being moved
if (!isFollower)
{
Moves += 1;
}
Card topOfOldSpot = FindTopCardInPile(oldSpot);
if (topOfOldSpot.GetSpot().GetPile() == Card.Pile.Tableau && !topOfOldSpot.IsMarker)
{
//reveals card under card moved
topOfOldSpot.SetFaceUp();
}
MoveMade(oldSpot, s);
break;
}
}
}
}
if (invalidDrop)
{
cardPanelMoved.UpdateLocation(cardPanelMoved, null);
}
}
private Card FindTopCardInPile(Spot spotToCheck)
{
Card topInPile;
switch (spotToCheck.GetPile())
{
case Card.Pile.Stock:
topInPile = _stockMarker.GetCard();
break;
case Card.Pile.Waste:
topInPile = _wasteMarker.GetCard();
break;
case Card.Pile.Tableau:
topInPile = _tableauMarkers[spotToCheck.GetColumn() - 1].GetCard();
break;
case Card.Pile.Foundation:
topInPile = _foundationMarkers[spotToCheck.GetColumn() - 1].GetCard();
break;
default:
return(_stockMarker.GetCard());
//this is just a fallback, this shouldn't be triggered as player can only move cards to foundation and tableau
}
foreach (Card c in _deck)
{
if (c.GetSpot().GetPile() == spotToCheck.GetPile() && c.GetSpot().GetColumn() == spotToCheck.GetColumn() && c.GetSpot().GetHeight() > topInPile.GetSpot().GetHeight())
{
topInPile = c;
}
}
return(topInPile);
}
private void MoveCardToLocation(object sender, EventArgs e)
{
const int cardPanelSplitFactor = 3;
Point dest;
CardPanel cardPanelToMove = (CardPanel)sender;
Card cardToMove = cardPanelToMove.GetCard();
if (_heldCardPanel != null && _followerCardPanels.Contains(cardPanelToMove))
{
dest = new Point(_heldCardPanel.Location.X,
_heldCardPanel.Location.Y + (_followerCardPanels.IndexOf(cardPanelToMove) + 1) * CardSize.Height /
cardPanelSplitFactor);
}
else
{
switch (cardToMove.GetSpot().GetPile())
{
case Card.Pile.Stock:
dest = _stockMarker.Location;
break;
case Card.Pile.Waste:
dest = _wasteMarker.Location;
break;
case Card.Pile.Tableau:
dest = _tableauMarkers[cardToMove.GetSpot().GetColumn() - 1].Location;
dest.Y += (cardToMove.GetSpot().GetHeight() - 1) * CardSize.Height / cardPanelSplitFactor;
break;
case Card.Pile.Foundation:
dest = _foundationMarkers[(int)cardToMove.GetSuite() - 1].Location;
break;
default:
dest = new Point(0, 0);
break;
}
}
cardPanelToMove.Location = dest;
cardPanelToMove.BringToFront();
}