public NodeControl CreateNode(ViewModel.Node viewModelNode, SuperGraphControl parentSurface)
{
NodeControl nodeControl = null;
/// TODO: We will need to consider being able to have the same viewModelNode present here twice.
if (!Nodes.ContainsKey(viewModelNode.Id))
{
nodeControl = new NodeControl();
Canvas.SetZIndex(nodeControl, 50);
nodeControl.ParentSurface = parentSurface;
nodeControl.DataContext = viewModelNode;
nodeControl.VideoRemoteControl.DataContext = viewModelNode.VideoInfo;
//nodeControl.NodeCornerControl.DataContext = viewModelNode;
NodeControlFactorySet set = new NodeControlFactorySet();
set.Node = viewModelNode;
set.Control = nodeControl;
Nodes.Add(viewModelNode.Id, set);
}
else
{
nodeControl = Nodes[viewModelNode.Id].Control;
}
return(nodeControl);
}
public NodeControlFactorySet RemoveNode(ViewModel.Node viewModelNode)
{
if (Nodes.ContainsKey(viewModelNode.Id))
{
NodeControlFactorySet removedSet = Nodes[viewModelNode.Id];
Nodes.Remove(viewModelNode.Id);
return(removedSet);
}
return(null);
}
public IEnumerable <ArrowControlFactorySet> RemoveArrows(ViewModel.Node node)
{
List <ArrowControlFactorySet> irrelevantSets = new List <ArrowControlFactorySet>();
foreach (ArrowControlFactorySet set in Arrows.Values)
{
if (set.Relationship.From == node.Id || set.Relationship.To == node.Id)
{
irrelevantSets.Add(set);
}
}
foreach (ArrowControlFactorySet irreleventSet in irrelevantSets)
{
Arrows.Remove(irreleventSet.Relationship.Id);
irreleventSet.Control.UnlinkRelatedNodeControls();
}
return(irrelevantSets);
}
void NodeChanged(ViewModel.Node node)
{
if (node == null)
{
Mode = NodeMode.None;
}
else if (!node.Success)
{
Mode = NodeMode.Failure;
}
else if (String.IsNullOrEmpty(node.Text))
{
Mode = NodeMode.Empty;
}
else
{
Mode = NodeMode.None;
}
UpdateText(node, Aspect);
}
void UpdateText(ViewModel.Node node, NodeAspect aspect)
{
switch (aspect)
{
case NodeAspect.NodeHeader:
if (node == null)
{
base.Text = "<<null>>";
}
else if (node is ViewModel.CaptureNode cn)
{
base.Text = String.Format("c[{0}]:", cn.Index);
}
else if (node is ViewModel.GroupNode gn)
{
base.Text = String.Format("g[{0} or \"{1}\"]:", gn.Number, gn.Name);
}
else if (node is ViewModel.MatchNode mn)
{
base.Text = String.Format("m[{0}]:", mn.Index);
}
else if (node is ViewModel.LineNode ln)
{
base.Text = String.Format("l[{0}]:", ln.Index);
}
break;
case NodeAspect.NodeText:
if (node == null)
{
base.Text = "<<null>>";
}
else if (!node.Success)
{
base.Text = "--- FAILURE ---";
}
else if (String.IsNullOrEmpty(node.Text))
{
base.Text = "--- EMPTY ---";
}
else
{
base.Text = PrepareNodeText(node.Text);
}
break;
case NodeAspect.TooltipHeader:
if (node == null)
{
base.Text = "<<null>>";
}
else if (node is ViewModel.CaptureNode cn)
{
base.Text = String.Format("group.Captures[{0}]", cn.Index);
}
else if (node is ViewModel.GroupNode gn)
{
base.Text = String.Format("match.Groups[{0}] or match.Groups[\"{1}\"]", gn.Number, gn.Name);
}
else if (node is ViewModel.MatchNode mn)
{
base.Text = String.Format("matches[{0}]", mn.Index);
}
else if (node is ViewModel.LineNode ln)
{
base.Text = String.Format("lines[{0}]", ln.Index);
}
break;
case NodeAspect.TooltipText:
if (node == null)
{
base.Text = "<<null>>";
}
else if (String.IsNullOrEmpty(node.Text))
{
base.Text = "--- EMPTY ---";
}
else
{
base.Text = PrepareTooltipText(node.Text);
}
break;
}
}