protected override Geometry Convert(MultiValueConverterProvider valueProvider)
{
var begin = valueProvider.Get <Position>(0);
var end = valueProvider.Get <Position>(1);
var index = valueProvider.Get <int>(2);
begin = new Position(
begin.X + InputsXOffset + index * InputsDistance,
begin.Y + InputsYOffset);
end = new Position(
end.X,
end.Y + OutputYOffset);
return(new PathGeometry
{
Figures = new PathFigureCollection {
new PathFigure
{
StartPoint = new System.Windows.Point(begin.X, begin.Y),
IsClosed = false,
Segments = new PathSegmentCollection {
new BezierSegment
{
Point1 = new System.Windows.Point(begin.X, end.Y),
Point2 = new System.Windows.Point(end.X, begin.Y),
Point3 = new System.Windows.Point(end.X, end.Y)
}
}
}
}
});
}
protected override bool Convert(MultiValueConverterProvider valueProvider)
{
if (!valueProvider.TryGet <NodeViewModel>(0, out var from))
{
return(false);
}
if (!valueProvider.TryGet <NodeViewModel>(1, out var to))
{
return(false);
}
return(!Contains(to, from));
}
protected override Point Convert(MultiValueConverterProvider valueProvider)
{
return(new Point(
valueProvider.Get <double>(0),
valueProvider.Get <double>(1)));
}