public void SelectStack(CardStack stack)
{
if (stack.Count > 0)
{
_currentAction = CardAction.Moving;
int top = stack.GetTopOfSequentialRun();
_cardsInAction = stack.GetCards();
_cardsInAction.RemoveRange(0, top);
_currentStack = stack.Index;
}
}
public StackExpandAnimation(Board board, CardStack stack, Point ptExpand)
{
_board = board;
_startTime = DateTime.Now;
var cardsInStack = stack.GetCards();
int top = stack.GetTopOfSequentialRun();
cardsInStack.RemoveRange(0, top);
int rows = (cardsInStack.Count + (CardsPerRow - 1)) / CardsPerRow;
int cols = (cardsInStack.Count < CardsPerRow ? cardsInStack.Count : CardsPerRow);
var bounds = board.View.GetViewArea();
var cardSize = board.View.GetCardSize();
int spacing = (bounds.Width - cardSize.X * CardsPerRow) / (CardsPerRow - 1);
spacing = Math.Min(spacing, 10);
int xAnchor = ptExpand.X - cols / 2 * cardSize.X - (cols - 1) / 2 * spacing;
xAnchor = Math.Max(xAnchor, 0); // Left edge collision
xAnchor = Math.Min(xAnchor, bounds.Width - cardSize.X * cols - spacing * (cols - 1)); // Right edge collision
int yAnchor = ptExpand.Y - cardSize.Y / 2;
yAnchor = Math.Max(yAnchor, 0); // Top edge collision
yAnchor = Math.Min(yAnchor, bounds.Height - cardSize.Y * rows - spacing * (rows - 1)); // Bottom edge collision
CardAnimations = new List <CardAnimationView>(cardsInStack.Count);
for (int i = 0; i < cardsInStack.Count; i++)
{
var card = cardsInStack[i];
card.View.Animating = true;
var startPoint = board.View.GetLocationOfCardInStack(stack, i + top);
int row = i / CardsPerRow;
int col = i % CardsPerRow;
int x = xAnchor + (cardSize.X + spacing) * col;
int y = yAnchor + (cardSize.Y + spacing) * row;
var destPoint = new Point(x, y);
var animation = new CardAnimationView(card, 0, Duration, startPoint, destPoint, cardSize.X, cardSize.Y);
CardAnimations.Add(animation);
}
_stopTime = DateTime.Now.AddSeconds(Duration);
UpdateCardAnimations();
}
public void PickFromStack(CardStack stack, Point ptExpand)
{
if (stack.Count > 0)
{
int top = stack.GetTopOfSequentialRun();
if (top < stack.Count - 1)
{
Animation expandAnimation = new StackExpandAnimation(_board, stack, ptExpand)
{
OnAnimationCompleted = OnCompletedExpandAnimation
};
_currentAnimations.Add(expandAnimation);
}
else
{
SelectStack(stack);
}
_currentStack = stack.Index;
}
}
public void StartDrag(Point pt)
{
CardStack cardStack = GetStackAtPoint(pt);
if (cardStack != null && cardStack.Count > 0 &&
(_currentAction == CardAction.None || _currentAction == CardAction.Moving))
{
_dragInfo = new DragInfo();
int top = cardStack.GetTopOfSequentialRun();
_dragInfo.CardsToDrag = cardStack.GetCards();
_dragInfo.CardsToDrag.RemoveRange(0, top);
_dragInfo.Stack = cardStack.Index;
Point cardOrigin = GetLocationOfCardInStack(cardStack, cardStack.Count - _dragInfo.CardsToDrag.Count);
_dragInfo.StartPos = pt;
_dragInfo.Offset = new Point(_dragInfo.StartPos.X - cardOrigin.X, _dragInfo.StartPos.Y - cardOrigin.Y);
}
}
