private void InitialiseGrid()
{
if (!_viewModel.Tiles.Any())
{
return;
}
TileGrid.ColumnDefinitions.Clear();
TileGrid.RowDefinitions.Clear();
TileGrid.Children.Clear();
for (var x = 0; x < _viewModel.NumColumns; x++)
{
TileGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
}
var numRows = (int)Math.Ceiling((decimal)_viewModel.Tiles.Count / _viewModel.NumColumns);
for (var y = 0; y < numRows; y++)
{
TileGrid.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
});
}
var n = 0;
foreach (var tile in _viewModel.Tiles)
{
var ucTile = new TileUserControl(tile);
ucTile.SetValue(Grid.RowProperty, n / _viewModel.NumColumns);
ucTile.SetValue(Grid.ColumnProperty, n % _viewModel.NumColumns);
TileGrid.Children.Insert(0, ucTile);
n++;
}
}
private void InitializeAndBeginAnimation(TileUserControl selectedTileControl)
{
var absoluteTilePosition = selectedTileControl.TransformToAncestor(this).Transform(new Point(0, 0));
var tileViewModel = selectedTileControl.DataContext as TileViewModel;
var selectedTile = new TileUserControl(tileViewModel)
{
Width = selectedTileControl.ActualWidth,
Height = selectedTileControl.ActualHeight
};
Canvas.SetLeft(selectedTile, absoluteTilePosition.X);
Canvas.SetTop(selectedTile, absoluteTilePosition.Y);
var targetXPos = ActualWidth * 0.5d - WinnerTileTargetWidth * 0.5d;
var targetYPos = ActualHeight * 0.5d - WinnerTileTargetHeight * 0.5d;
var animWidth = new DoubleAnimation
{
From = selectedTile.Width,
To = 800,
Duration = new Duration(TimeSpan.FromSeconds(2))
};
var animHeight = new DoubleAnimation
{
From = selectedTile.Height,
To = 500,
Duration = new Duration(TimeSpan.FromSeconds(2))
};
var animXPos = new DoubleAnimation
{
From = absoluteTilePosition.X,
To = targetXPos,
Duration = new Duration(TimeSpan.FromSeconds(2))
};
var animYPos = new DoubleAnimation
{
From = absoluteTilePosition.Y,
To = targetYPos,
Duration = new Duration(TimeSpan.FromSeconds(2))
};
Storyboard.SetTarget(animWidth, selectedTile);
Storyboard.SetTarget(animHeight, selectedTile);
Storyboard.SetTarget(animXPos, selectedTile);
Storyboard.SetTarget(animYPos, selectedTile);
Storyboard.SetTargetProperty(animWidth, new PropertyPath(WidthProperty));
Storyboard.SetTargetProperty(animHeight, new PropertyPath(HeightProperty));
Storyboard.SetTargetProperty(animXPos, new PropertyPath(LeftProperty));
Storyboard.SetTargetProperty(animYPos, new PropertyPath(TopProperty));
var storyboard = new Storyboard();
storyboard.Children.Add(animWidth);
storyboard.Children.Add(animHeight);
storyboard.Children.Add(animXPos);
storyboard.Children.Add(animYPos);
Canvas.Children.Add(selectedTile);
storyboard.Begin(this);
}
