protected override void OnRender(DrawingContext drawingContext)
{
if (HitStart)
{
drawingContext.DrawRectangle(_myFillBrush, _myPen, _model.HotSpotStart);
}
if (HitEnd)
{
drawingContext.DrawRectangle(_myFillBrush, _myPen, _model.HotSpotEnd);
}
foreach (var w in _model.Waypoints)
{
var center = ConnectorUtilities.ComputeCenter(w.Bounds);
drawingContext.DrawEllipse(_myFillBrush, _myPen, center, _waypointRadius, _waypointRadius);
}
}
public RewireConnectorOperation(ISketchItemDisplay pad, ConnectorModel model, Point p)
{
_connector = model;
_pad = pad;
IBoundedSketchItemModel ending = model.To;
if (ending == null)
{
ending = model.From;
}
var start = ConnectorUtilities.ComputeCenter(ending.Bounds);
_selector = new ConnectablePairSelector(start, p);
_pad.Canvas.Children.Add(_selector);
_selector.Visibility = Visibility.Visible;
foreach (var ch in _pad.Canvas.Children.OfType <ISketchItemUI>())
{
ch.Disable();
}
_pad.Canvas.MouseMove += HandleMouseMove;
_pad.Canvas.MouseDown += HandleMouseDown;
_pad.Canvas.KeyDown += HandleKeyDown;
}