private void cardView_OnDragEnd(object sender, EventArgs e)
{
lock(cardArrangeLock)
{
CardChoiceViewModel model = DataContext as CardChoiceViewModel;
if (model == null) return;
_ResetHighlightSlot();
if (_highlightedStack != null)
{
int newPos = _highlightedStack.InteractingCardIndex;
List<CardView> backup1 = new List<CardView>(_sourceDeck.Cards);
List<CardView> backup2 = null;
_sourceDeck.Cards.Remove(InteractingCard);
_highlightedStack.Cards.Insert(newPos, InteractingCard);
_sourceDeck.InteractingCard = null;
_sourceDeck.CardStatus = CardInteraction.None;
_sourceDeck.RearrangeCards(0.2d);
if (_sourceDeck != _highlightedStack)
{
backup2 = new List<CardView>(_highlightedStack.Cards);
_highlightedStack.InteractingCard = null;
_highlightedStack.CardStatus = CardInteraction.None;
_highlightedStack.RearrangeCards(0.2d);
}
_sourceDeck = null;
_highlightedStack = null;
_UpdateAnswer();
if (model.Verifier.Verify(model.Answer) == Core.UI.VerifierResult.Fail)
{
_sourceDeck.Cards.Clear();
foreach (var card in backup1) _sourceDeck.Cards.Add(card);
if (_sourceDeck != _highlightedStack)
{
Trace.Assert(backup2 != null);
_highlightedStack.Cards.Clear();
foreach (var card in backup2) _highlightedStack.Cards.Add(card);
_highlightedStack.InteractingCard = null;
_UpdateAnswer();
_highlightedStack.CardStatus = CardInteraction.None;
_highlightedStack.RearrangeCards(0.2d);
}
}
}
else if (_sourceDeck != null)
{
_sourceDeck.InteractingCard = null;
_sourceDeck.CardStatus = CardInteraction.None;
_sourceDeck.RearrangeCards(0.2d);
}
_UpdateVerifiedStatus();
}
}
private void cardView_OnDragEnd(object sender, EventArgs e)
{
CardChoiceViewModel model = DataContext as CardChoiceViewModel;
if (model == null)
{
return;
}
_ResetHighlightSlot();
if (_highlightedStack != null)
{
int newPos = _highlightedStack.InteractingCardIndex;
List <CardView> backup1 = new List <CardView>(_sourceDeck.Cards);
var backup2 = new List <CardView>(_highlightedStack.Cards);
int from = _sourceDeck.Cards.IndexOf(InteractingCard);
int to = newPos;
_sourceDeck.Cards.Remove(InteractingCard);
_highlightedStack.Cards.Insert(newPos, InteractingCard);
_sourceDeck.InteractingCard = null;
_sourceDeck.CardStatus = CardInteraction.None;
_sourceDeck.RearrangeCards();
if (_sourceDeck != _highlightedStack)
{
_highlightedStack.InteractingCard = null;
_highlightedStack.CardStatus = CardInteraction.None;
_highlightedStack.RearrangeCards();
}
_UpdateAnswer();
if (model.Verifier.Verify(model.Answer) == Core.UI.VerifierResult.Fail)
{
_sourceDeck.Cards.Clear();
foreach (var card in backup1)
{
_sourceDeck.Cards.Add(card);
}
_sourceDeck.RearrangeCards();
if (_sourceDeck != _highlightedStack)
{
Trace.Assert(backup2 != null);
_highlightedStack.Cards.Clear();
foreach (var card in backup2)
{
_highlightedStack.Cards.Add(card);
}
_highlightedStack.InteractingCard = null;
_UpdateAnswer();
_highlightedStack.CardStatus = CardInteraction.None;
_highlightedStack.RearrangeCards();
}
}
else
{
var handle = OnCardMoved;
if (handle != null)
{
int s = _allCardStacks.IndexOf(_sourceDeck);
int d = _allCardStacks.IndexOf(_highlightedStack);
Trace.Assert(s >= 0 && d >= 0 && from >= 0 && to >= 0);
handle(s, from, d, to);
}
}
_sourceDeck = null;
_highlightedStack = null;
}
else if (_sourceDeck != null)
{
_sourceDeck.InteractingCard = null;
_sourceDeck.CardStatus = CardInteraction.None;
_sourceDeck.RearrangeCards();
}
_UpdateVerifiedStatus();
}
