private void ClearSelection(IGraphMember excludedMember = null)
{
if (excludedMember != null)
{
Graph.Members.ToList().Where(x => x != excludedMember).ToList().ForEach(x => x.IsSelected = false);
}
else
{
Graph.Members.ToList().ForEach(x => x.IsSelected = false);
}
}
protected override void OnPreviewMouseLeftButtonDown(MouseButtonEventArgs e)
{
//_mouseDownPosition = e.GetPosition(this.gcontrol);
SelectionBox.MouseDownPosition = e.GetPosition(this);
if (e.OriginalSource is FrameworkElement memberElement && memberElement.DataContext is IGraphMember member)
{
_mouseDownMember = member;
_isLeftMouseDownOnElement = true;
_startPosition = _mouseDownPosition;
SetLastPositions();
}
/// <summary>
/// Initializes a new instance of the <see cref="MemberMoveUndoData"/> class.
/// </summary>
/// <param name="node">The node.</param>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
public MemberMoveUndoData(IGraphMember member, double x, double y)
{
this.Member = member;
this.X = x;
this.Y = y;
}
