private void VertexMouseUp(object sender, MouseEventArgs e)
{
if (GraphMode == GraphMode.InsertingMode)
{
UIElement element = sender as UIElement;
Line line = sender as Line;
addedEdge.Visibility = Visibility.Hidden;
if (line == null)
{
Vertex currentVertex = VertexDict[element];
if (currentVertex != clickedVertex)
{
clickedEdge = Core.CreateEdge(currentVertex, clickedVertex);
}
}
}
}
