/// <summary>
/// Creates a wire that's unattched to a model.
/// </summary>
public Wire(Terminal startTerminal, double x1, double y1)
{
X2 = startTerminal.Model.X;
Y2 = startTerminal.Model.Y;
BannedDirectionForEnd = DirectionHelpers.OppositeDirection(startTerminal.Model.Direction);
BannedDirectionForStart = Direction.None;
X1 = x1;
Y1 = y1;
_wirePathingAlgorithum.FallbackSourceTerminal = startTerminal.Model.Kind == TerminalKind.Input ? startTerminal : null;
_wirePathingAlgorithum.FallbackSinkTerminal = startTerminal.Model.Kind == TerminalKind.Output ? startTerminal : null;
LineColorBrush = new SolidColorBrush(Colors.White);
}
public Point[] GetWirePoints(WireModel model, double x1, double y1, double x2, double y2, Direction bannedDirectionForStart, Direction bannedDirectionForEnd)
{
_wireModel = model;
var start = new Point(x1, y1);
var end = new Point(x2, y2);
var stubStart = TranslatePointInDirection(start, DirectionHelpers.OppositeDirection(bannedDirectionForStart), WireDistanceOutOfTerminal);
var stubEnd = TranslatePointInDirection(end, DirectionHelpers.OppositeDirection(bannedDirectionForEnd), WireDistanceOutOfTerminal);
if (_wireModel != null)
{
bannedDirectionForStart = DirectionHelpers.OppositeDirection(_wireModel.SinkTerminal.Direction);
bannedDirectionForEnd = DirectionHelpers.OppositeDirection(_wireModel.SourceTerminal.Direction);
stubStart = TranslatePointInDirection(start, _wireModel.SinkTerminal.Direction, WireDistanceOutOfTerminal);
stubEnd = TranslatePointInDirection(end, _wireModel.SourceTerminal.Direction, WireDistanceOutOfTerminal);
}
if (StubsAreTooCloseTogether(stubStart, stubEnd))
{
return(new Point[] { start, stubStart, stubEnd, end });
}
_uTurned = false;
var backwardPoints = new List <Point> {
end
};
WireTwoPoints(stubEnd, stubStart, bannedDirectionForEnd, bannedDirectionForStart, backwardPoints, 2, true);
if (_uTurned)
{
bannedDirectionForEnd = GetBannedDirectionFromPoints(backwardPoints[1], backwardPoints[2]);
stubEnd = backwardPoints[2];
}
var points = new List <Point> {
start
};
WireTwoPoints(stubStart, stubEnd, bannedDirectionForStart, bannedDirectionForEnd, points);
if (_uTurned)
{
points.Add(backwardPoints[1]);
}
points.Add(end);
return(points.ToArray());
}