public BoardDisplay()
{
// Initialize from XAML and get references to child elements
_root = XamlReader.Load(Utility.GetXamlResource("SilverlightSudokuHelper.BoardDisplay.xaml")) as Canvas;
_fadeStoryboard = _root.FindName("FadeStoryboard") as Storyboard;
_fadeAnimation = _root.FindName("FadeAnimation") as DoubleAnimation;
// Create the board frame
_frame = new Rectangle();
_frame.Fill = new SolidColorBrush { Color = Colors.White };
_frame.Stroke = new SolidColorBrush { Color = Colors.Black };
_frame.StrokeThickness = 2;
_frame.RadiusX = 5;
_frame.RadiusY = 5;
_root.Children.Add(_frame);
// Create the board lines
_verticalLines = new Line[Board.Size - 1];
_horizontalLines = new Line[Board.Size - 1];
for (var i = 0; i < _verticalLines.Length; i++)
{
bool majorLine = (0 == ((i + 1) % 3));
var verticalLine = new Line();
verticalLine.Stroke = new SolidColorBrush { Color = (majorLine ? Colors.Black : Colors.Gray) };
verticalLine.StrokeThickness = 2;
verticalLine.SetValue(Canvas.ZIndexProperty, (majorLine ? 1 : 0));
_root.Children.Add(verticalLine);
_verticalLines[i] = verticalLine;
var horizontalLine = new Line();
horizontalLine.Stroke = new SolidColorBrush { Color = (majorLine ? Colors.Black : Colors.Gray) };
horizontalLine.StrokeThickness = 2;
horizontalLine.SetValue(Canvas.ZIndexProperty, (majorLine ? 1 : 0));
_root.Children.Add(horizontalLine);
_horizontalLines[i] = horizontalLine;
}
// Create the selection marker
_marker = new Marker("SilverlightSudokuHelper.MarkerSelection.xaml");
_root.Children.Add(_marker);
_markerPosition = new Point(4, 4);
// Create the conflict marker
_conflict = new Marker("SilverlightSudokuHelper.MarkerConflict.xaml");
_root.Children.Add(_conflict);
// Create the value and candidate text blocks
_values = new TextBlock[Board.Size, Board.Size];
_candidates = new TextBlock[Board.Size, Board.Size, 9];
for (var y = 0; y < Board.Size; y++)
{
for (var x = 0; x < Board.Size; x++)
{
var value = new TextBlock { FontFamily = FontFamily };
_root.Children.Add(value);
_values[x, y] = value;
for (var z = 0; z < 9; z++)
{
var candidate = new TextBlock { FontFamily = FontFamily, Foreground = new SolidColorBrush { Color = Colors.Gray } };
_root.Children.Add(candidate);
_candidates[x, y, z] = candidate;
}
}
}
// Handle the Loaded event to do layout
Loaded += new RoutedEventHandler(HandleLoaded);
// Attach the constructed object to make it visible
Content = _root;
}
private void LayoutMarker(Marker marker, Point position)
{
// Update the marker's size and position
marker.Visibility = Visibility.Visible;
var cellRect = GetCellRect((int)position.X, (int)position.Y);
marker.SetValue(Canvas.LeftProperty, cellRect.Left + MarkerMargin);
marker.SetValue(Canvas.TopProperty, cellRect.Top + MarkerMargin);
marker.Width = cellRect.Width - (2 * MarkerMargin);
marker.Height = cellRect.Height - (2 * MarkerMargin);
// Tell the marker to lay itself out
marker.Layout();
}