void hv_MouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
HelixViewport3D hv = e.Source as HelixViewport3D;
if (hv == null)
{
return;
}
Point3D p;
Vector3D v;
DependencyObject d;
if (hv.FindNearest(e.GetPosition(hv), out p, out v, out d))
{
ModelVisual3D mv3d = d as ModelVisual3D;
ModelVisual3D parent = mv3d.GetValue(MyProperties.MyParentProperty) as ModelVisual3D;
// object o = mv3d.GetValue(MyProperties.MyParentProperty);
string mouseDownObjName = parent != null ? _dict[parent] : _dict[mv3d];
List <DataGridObject> objs = dg_Variables.ItemsSource as List <DataGridObject>;
idxSelectedRow = objs.FindIndex(a => a.Name == mouseDownObjName);
DataGridRow row = dg_Variables.ItemContainerGenerator.ContainerFromIndex(idxSelectedRow) as DataGridRow;
row.Background = PropertyServer.SelectedRowBackground;
Logger.Log(sender, "Row background color changed - selected");
}
}
/// <summary>
/// Generates the piece 3D visual according to the piece type.
/// </summary>
/// <param name="pieceType"></param>
/// <returns></returns>
private ModelVisual3D GeneratePieceVisual(Type pieceType)
{
string pieceName = pieceType.Name.Substring(5);
string colorName = pieceType.Name.Substring(0, 5);
// get the piece geometry
MeshGeometry3D pieceGeometry = FindResource(pieceName + "Geometry") as MeshGeometry3D;
// set the geometry and the material
GeometryModel3D pieceModel = new GeometryModel3D(pieceGeometry, FindResource(colorName + "Material") as Material);
// if the piece is black, rotate the model by 180 degrees
if (colorName == "Black")
{
pieceModel.Transform = new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(0, 1, 0), 180));
}
ModelVisual3D pieceVisual = new ModelVisual3D();
pieceVisual.Content = pieceModel;
pieceVisual.SetValue(name, pieceType.Name + random.Next(100000000, 1000000000).ToString(CultureInfo.InvariantCulture));
pieceVisual.Transform = new TranslateTransform3D();
// add it to the viewable group and register its tranform
viewableGroup.Children.Add(pieceVisual);
RegisterName(pieceVisual.GetValue(name).ToString() + "Transform", pieceVisual.Transform);
return(pieceVisual);
}
internal static CollisionMask _GetCollisionMask(ModelVisual3D visual)
{
if (visual == null)
{
throw new ArgumentNullException("visual");
}
return((CollisionMask)visual.GetValue(World.CollisionMaskProperty));
}
/// <summary>
/// Sets the fading animation for the captured piece.
/// </summary>
/// <param name="moveStoryboard"></param>
/// <param name="move"></param>
/// <param name="duration"></param>
private void SetOpacityAnimation(Storyboard moveStoryboard, Move move, int duration)
{
// animate the captured piece opacity from the current value (1.0) to 0.0
// the animations and timelines will not be modified so they will be freezed
// change the material to the animatable one
ModelVisual3D capturedPieceVisual = visualPieces[move is EnPassantCaptureMove ? (move as EnPassantCaptureMove).Target : move.To];
(capturedPieceVisual.Content as GeometryModel3D).Material = FindResource("Animatable" + capturedPieceVisual.GetValue(name).ToString().Substring(0, 5) + "Material") as Material;
// set the opacity animation
DoubleAnimation opacityAnimation = new DoubleAnimation();
opacityAnimation.To = 0.0;
opacityAnimation.Duration = new Duration(TimeSpan.FromMilliseconds(duration));
opacityAnimation.BeginTime = TimeSpan.FromMilliseconds(Settings.Default.AnimationStartDelay);
Storyboard.SetTargetName(opacityAnimation, "Animatable" + capturedPieceVisual.GetValue(name).ToString().Substring(0, 5) + "Brush");
Storyboard.SetTargetProperty(opacityAnimation, new PropertyPath(Brush.OpacityProperty));
opacityAnimation.Freeze();
// add the animation to the move storyboard
moveStoryboard.Children.Add(opacityAnimation);
}
public static bool GetMaterialShared(ModelVisual3D visual)
{
return((bool)visual.GetValue(MaterialSharedProperty));
}
public static bool GetOpacityShared(ModelVisual3D visual)
{
return((bool)visual.GetValue(OpacitySharedProperty));
}