/// <summary>
/// Metoda usuwająca efekt cienia pod puzzlami
/// </summary>
/// <param name="cluster">Klaster z którego cień usunąć</param>
/// <param name="zindex"></param>
public void DeleteShadowEffect(IPuzzleCluster cluster, ref int zindex)
{
if (cluster == null)
{
return;
}
foreach (Piece piece in cluster.Pieces)
{
piece.PieceImage.ClearValue(UIElement.EffectProperty);
Panel.SetZIndex(piece.PieceImage, zindex);
}
zindex++;
}
/// <summary>
/// Event odpowiadający za wykrycie i przygotowanie "złapanego" puzzla do przesuwania
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void PieceCluster_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
Mouse.OverrideCursor = Cursors.Hand;
Image pieceImage = sender as Image;
int pieceId = int.Parse(pieceImage.Name.Substring(1)); // id z nazwy
_currentCluster = GetClusterContainsPiece(pieceId);
_previousMousePosition = e.GetPosition(this);
_canMovePiece = true;
_engine.DropShadowEffect(_currentCluster);
}
/// <summary>
/// Metoda odpowiadająca za wyrównywanie scalonych puzzli
/// </summary>
/// <param name="cluster">Referencja do klastra w których puzzle mają być wyrównane</param>
public void AlignPiecesPositions(IPuzzleCluster cluster)
{
var mainPiece = cluster.Pieces[0] as Piece;
foreach (Piece piece in cluster.Pieces)
{
int differenceX = mainPiece.Location.X - piece.Location.X;
int differenceY = mainPiece.Location.Y - piece.Location.Y;
double canvasLeft = Canvas.GetLeft(mainPiece.PieceImage) - mainPiece.Width * differenceX;
double canvasTop = Canvas.GetTop(mainPiece.PieceImage) - mainPiece.Height * differenceY;
canvasTop -= PuzzleSettings.SPACE_BETWEEN_PIECES * differenceY;
canvasLeft -= PuzzleSettings.SPACE_BETWEEN_PIECES * differenceX;
Canvas.SetTop(piece.PieceImage, canvasTop);
Canvas.SetLeft(piece.PieceImage, canvasLeft);
}
}
/// <summary>
/// Metoda pokazująca cień pod puzzlami
/// </summary>
/// <param name="cluster">Klaster puzzli dla których pokazać cień</param>
public void DropShadowEffect(IPuzzleCluster cluster)
{
if (cluster == null)
{
return;
}
foreach (Piece piece in cluster.Pieces)
{
piece.PieceImage.Effect = new DropShadowEffect()
{
Color = new System.Windows.Media.Color()
{
A = 2, R = 0, G = 0, B = 0
},
Direction = piece.Rotation - 90,
ShadowDepth = 1.5d,
Opacity = 2,
};
Panel.SetZIndex(piece.PieceImage, int.MaxValue);
}
}
