private void Port_MouseDown(object sender, MouseButtonEventArgs e)
{
var port = sender as ExternalPort;
// use half of a column as margin before the line to get line centered
double width = Grid.ColumnDefinitions[0].ActualWidth;
double height = Grid.RowDefinitions[0].ActualHeight;
Point point = port.TranslatePoint(new Point(width / 2, height / 2), Grid);
WireBuilder.AddPoint(point, port.IsInput);
}
private void GatePortClicked(GateView gate, GatePortView port)
{
var point = port.TransformToAncestor(Grid).Transform(new Point(port.ActualWidth / 2, port.ActualHeight / 2));
WireBuilder.AddPoint(point, !port.IsInput);
}