public RemoveLinkMenuItem Create(LinkControl link, NodeControl toNode)
{
BindOppositeNodeCaptionTextChangeNotifier(toNode);
SetHeader(toNode.Caption.Text);
link.RemoveAssociatedElements += Remove;
this.link = link;
return this;
}
protected void BindOppositeNodeCaptionTextChangeNotifier(NodeControl toNode)
{
oppositeNodeCaptionTextChangeNotifier = new PropertyChangeNotifier(toNode.Caption, "Text");
oppositeNodeCaptionTextChangeNotifier.ValueChanged +=
delegate(object sender, EventArgs e)
{
oppositeNodeCaptionTextChangeHandler();
};
}
protected void AddLink(Point linkPosition, NodeControl nodeControl)
{
log.Debug("Now adding user link, first link control is: " + nodeControl.Caption.Text);
var linkControl = new LinkControl().Create();
linkControl.BindNode1(nodeControl);
linkControl.BindPoint2MouseMove(Canvas);
Canvas.Children.Add(linkControl.TheLine);
new MouseDrop<NodeControl>().Create(Cursors.Pen,
(Point linkPosition2, NodeControl nodeControl2) =>
AddLinkFinal(linkControl, new Tuple<NodeControl, NodeControl>(nodeControl, nodeControl2)),
() => AddLinkCancel(linkControl)
).Drop(Canvas);
}
protected void UserAddItem(Point nodePosition, Canvas canvas)
{
var nodeControl = new NodeControl();
if (nodeControl.UserRename(this))
{
canvas.Children.Add(nodeControl);
Canvas.SetLeft(nodeControl, nodePosition.X);
Canvas.SetTop(nodeControl, nodePosition.Y);
}
}
protected void TestGenerateLargeDocument(int count, int countOfLinks)
{
ClearContent();
log.Debug(() => "Now generating document: count of nodes: " + count + "; count of links: " + countOfLinks);
var nodes = new List<NodeControl>(count);
var random = new Random();
for (int i = 0; i < count; ++i)
{
//log.Debug(() => "Node #" + i + "...");
var node = new NodeControl(i.ToString());
nodes.Add(node);
Canvas.Children.Add(node);
node.UpdateLayout();
Canvas.SetLeft(node, random.NextDouble() * (Canvas.Width - node.ActualWidth));
Canvas.SetTop(node, random.NextDouble() * (Canvas.Height - node.ActualHeight));
}
for (int i = 0; i < countOfLinks; ++i)
{
//log.Debug(() => "Link #" + i + "...");
var index1 = random.Next(count);
var index2 = random.Next(count);
if (index1 != index2)
{
var link = new LinkControl().Create();
var node1 = nodes[index1];
var node2 = nodes[index2];
Canvas.Children.Add(link.TheLine);
link.BindNode1(node1);
link.BindNode2(node2);
}
}
}
protected void WriteNode(XElement elements, NodeControl node)
{
var element = node.SaveToElement();
node.SetValue(IdProperty, GetNewId(node));
element.SetIdAttribute(GetExistingId(node));
elements.Add(element);
}
public static NodeControl Create(XElement element)
{
var result = new NodeControl();
result.LoadFromElement(element);
return result;
}
