protected override void OnTemplateApplied(TemplateAppliedEventArgs e)
{
base.OnTemplateApplied(e);
var canvas = e.NameScope.Get <Canvas>("PART_Canvas");
var pieceControlEasing = LinearEasing.For <double>();
var pieceControlPropertyTransitionsX = new PropertyTransition(Canvas.LeftProperty, TimeSpan.FromSeconds(0.075), pieceControlEasing);
var pieceControlPropertyTransitionsY = new PropertyTransition(Canvas.TopProperty, TimeSpan.FromSeconds(0.075), pieceControlEasing);
foreach (var piece in (PuzzlePiece[])Enum.GetValues(typeof(PuzzlePiece)))
{
if (piece != PuzzlePiece.Space)
{
var pieceControl = new PuzzlePieceControl();
pieceControl.DataContext = piece;
// Setting default values for Canvas properties since property transition doesn't work with NaN values
pieceControl.SetValue(Canvas.LeftProperty, 0.0);
pieceControl.SetValue(Canvas.TopProperty, 0.0);
pieceControl.PropertyTransitions.Add(pieceControlPropertyTransitionsX);
pieceControl.PropertyTransitions.Add(pieceControlPropertyTransitionsY);
pieceControl.Tapped += OnPieceControlTapped;
canvas.Children.Add(pieceControl);
}
}
_pieceControls = canvas.Children;
}
private void SendToLocation(DockItem dockItem, double location)
{
double activeTarget;
if (Math.Abs(_getLocation(dockItem) - location) < 1.0
||
_activeAnimationTargetLocations.TryGetValue(dockItem, out activeTarget) &&
Math.Abs(activeTarget - location) < 1.0)
{
return;
}
_activeAnimationTargetLocations[dockItem] = location;
var animation = Animate.Property(dockItem, _canvasPerspexProperty, dockItem.GetValue(_canvasPerspexProperty),
location, LinearEasing.For <double>(), TimeSpan.FromMilliseconds(200));
animation.Subscribe(_ => { }, () =>
{
_setLocation(dockItem, location);
_activeAnimationTargetLocations.Remove(dockItem);
});
}
