public bool CheckTopNum(node_view top)
{
foreach (node_view model in TopList)
if (top.TopNum == model.TopNum && model != top)
return false;
return true;
}
public graphNodeCS(node_view parentView)
{
InitializeComponent();
this.parentView = parentView;
Canvas.SetZIndex(this, 2);
this.point.Width = this.point.Height = NodeRadius;
opaqueBrush = new SolidColorBrush(Colors.Black);
opaqueBrush.Opacity = 0;
}
public void AddTop(bool center)
{
node_view top = new node_view(this);
if (center)
top.CNTRPosition();
else
OnPointPositionChanged(top);
}
public void DeleteNode(node_view top)
{
if (TopList.Contains(top))
{
for (int i = edgeList.Count-1; i >=0; i--)
if (edgeList[i].From == top || edgeList[i].To == top)
DeleteEdge(edgeList[i]);
TopList.Remove(top);
canvas.Children.Remove(top.View);
}
}
public void OnPointPositionChanged(node_view top)
{
top.UpdPos();
Canvas.SetLeft(top.GRNode, top.RELPos.X);
Canvas.SetTop(top.GRNode, top.RELPos.Y);
}
public void AddTop(double X, double Y, string id)
{
node_view top = new node_view(this);
top.GivenPosition(X, Y, id);
}
public void EndAddEdge()
{
edgeAdd = false;
FirstTop = null;
}
public void AddEdge(int index_from, int index_to)
{
bool isExist = false;
node_view from_node = TopList[index_from];
node_view to_node = TopList[index_to];
foreach (edge_view line0 in edgeList)
if ((line0.From == from_node && line0.To == to_node) || (line0.To == from_node && line0.From == to_node))
{
MessageBox.Show("Дуга вже існує");
isExist = true;
}
if (!isExist)
{
edge_view line = new edge_view(this, from_node, to_node);
edgeList.Add(line);
FirstTop = null;
EndAddEdge();
}
}
