public LineConnection (IFigure fig1, IFigure fig2): this () {
if (fig1 != null) {
ConnectStart (fig1.ConnectorAt (0.0, 0.0));
}
if (fig2 != null) {
ConnectEnd (fig2.ConnectorAt (0.0, 0.0));
}
}
public LineConnection(IFigure fig1, IFigure fig2) : this()
{
if (fig1 != null)
{
ConnectStart(fig1.ConnectorAt(0.0, 0.0));
}
if (fig2 != null)
{
ConnectEnd(fig2.ConnectorAt(0.0, 0.0));
}
}
public override void MouseDown(MouseEvent ev)
{
IDrawingView view = ev.View;
IFigure figure = view.Drawing.FindFigure(ev.X, ev.Y);
if (figure != null)
{
_connection.EndPoint = new PointD(ev.X, ev.Y);
_connection.StartPoint = new PointD(ev.X, ev.Y);
_connection.ConnectStart(figure.ConnectorAt(ev.X, ev.Y));
_connection.UpdateConnection();
view.Drawing.Add(_connection);
view.ClearSelection();
view.AddToSelection(_connection);
_handle = _connection.EndHandle;
CreateUndoActivity();
}
else
{
Editor.Tool = new SelectionTool(Editor);
}
}
private IConnector FindConnectionTarget(double x, double y, IDrawing drawing)
{
IFigure target = FindConnectableFigure(x, y, drawing);
return(target != null?target.ConnectorAt(x, y) : null);
}