void CheckLineConfiguration(IWaypoint from, IWaypoint to)
{
var startPoint = ConnectorUtilities.ComputePoint(from.Bounds, from.OutgoingDocking, from.OutgoingRelativePosition);
var endPoint = ConnectorUtilities.ComputePoint(to.Bounds, to.IncomingDocking, to.IncomingRelativePosition);
var pos = ConnectorUtilities.ComputeRelativePositionOfPoints(startPoint, endPoint);
LineType lineType = (LineType)((int)from.OutgoingDocking << 8 | (int)to.IncomingDocking);
if (AllowedRelativePositions.Table.TryGetValue(lineType, out SortedSet <RelativePosition> possibleConfigurations))
{
if (!possibleConfigurations.Contains(pos))
{
if (_model.CanMoveStart)
{
from.OutgoingDocking = ConnectorDocking.Undefined;
}
if (_model.CanMoveEnd)
{
to.IncomingDocking = ConnectorDocking.Undefined;
}
}
}
else
{
if (_model.CanMoveStart)
{
from.OutgoingDocking = ConnectorDocking.Undefined;
}
if (_model.CanMoveEnd)
{
to.IncomingDocking = ConnectorDocking.Undefined;
}
}
}
Point ProbeOtherPosition(Point start, Point end, ConnectorDocking movingDocking, Rect bounds, ref double relativePosition, ref ConnectorDocking docking)
{
_moveEndingSuccessful = false;
var probings = InitProbings(movingDocking, _initialOtherPointDocking);
bool changeOtherPointDocking = false;
var tmpDocking = docking;
Point tmpPos = end;
foreach (var d in probings) // pobe the different dockings!
{
tmpDocking = d;
LineType lt = _moveHelper.LineType;
if (_isSelfTransition)
{
tmpDocking = movingDocking;
lt = (LineType)((int)ConnectorDocking.Self << 8 | (int)movingDocking);
}
else
{
lt = (LineType)((int)tmpDocking << 8 | (int)movingDocking);
}
tmpPos = ConnectorUtilities.ComputePoint(bounds, tmpDocking, relativePosition);
GeometryGroup tmpGeomtery = new GeometryGroup();
var geometry = _moveHelper.GetGeometry(tmpGeomtery, lt, tmpPos, start, _moveHelper.Distance);
if ((_fromGeometry.FillContainsWithDetail(geometry) == IntersectionDetail.Empty &&
_toGeometry.FillContainsWithDetail(geometry) == IntersectionDetail.Empty))
{
changeOtherPointDocking = tmpDocking != docking;
_gg.Children.Clear();
foreach (var g in tmpGeomtery.Children)
{
_gg.Children.Add(g);
}
_moveEndingSuccessful = true;
break;
}
//System.Diagnostics.Trace.WriteLine("probe another setting");
}
if (changeOtherPointDocking)
{
docking = tmpDocking;
end = tmpPos;
}
return(end);
}
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 override void UpdateGeometry()
{
var myGeometry = Geometry as GeometryGroup;
myGeometry.Children.Clear();
Point[] pathPoints = new []
{
new Point(0, 0),
new Point(Bounds.Width, 0),
new Point(Bounds.Width, Bounds.Height),
new Point(0, Bounds.Height),
new Point(Bounds.Height / 2, Bounds.Height / 2)
};
var pf = ConnectorUtilities.GetPathFigureFromPoints(pathPoints);
pf.IsClosed = true; pf.IsFilled = true;
myGeometry.Children.Add(new PathGeometry(new[] { pf }));
myGeometry.Transform = Rotation;
}
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;
}
