private void Graphs_MouseUp(object sender, MouseEventArgs e)//линия ребра
{
if (AddAnEdgeRBtn.Checked)
{
int n = da.FindNode(e.X, e.Y);
if (n != -1)
{
graph.AddEdge(graph.nodeIn, n);
}
Graphics gr = CreateGraphics();
gr.Clear(DefaultBackColor);
da.ShowGraph(gr, DefaultBackColor);
gr.Dispose();
graph.DrawEdge = false;
}
}
