static RulesEngineGraphGenerator()
{
Color defaultBg = Color.Black;
_bg = new DictionaryCache <Type, Color>(key => defaultBg)
{
{ typeof(AlphaNode <>), Color.Yellow },
{ typeof(WidenTypeNode <,>), Color.DarkKhaki },
{ typeof(PropertyNode <, ,>), Color.Red },
{ typeof(EachNode <, ,>), Color.Red },
{ typeof(EqualNode <,>), Color.Blue },
{ typeof(ValueNode <,>), Color.Blue },
{ typeof(CompareNode <,>), Color.Blue },
{ typeof(NotNullNode <,>), Color.Blue },
{ typeof(ExistsNode <,>), Color.Blue },
{ typeof(JoinNode <>), Color.Green },
{ typeof(OuterJoinNode <,>), Color.Green },
{ typeof(LeftJoinNode <,>), Color.LightGreen },
{ typeof(ConditionNode <>), Color.Blue },
{ typeof(DelegateProductionNode <>), Color.LightGray },
{ typeof(AddFactNode <,>), Color.LightGray },
{ typeof(ConstantNode <>), Color.Magenta },
};
Color defaultFg = Color.White;
_fg = new DictionaryCache <Type, Color>(key => defaultFg)
{
{ typeof(AlphaNode <>), Color.Black },
{ typeof(WidenTypeNode <,>), Color.Black },
{ typeof(PropertyNode <, ,>), Color.White },
{ typeof(EachNode <, ,>), Color.White },
{ typeof(EqualNode <,>), Color.White },
{ typeof(ValueNode <,>), Color.White },
{ typeof(CompareNode <,>), Color.White },
{ typeof(NotNullNode <,>), Color.White },
{ typeof(ExistsNode <,>), Color.White },
{ typeof(JoinNode <>), Color.White },
{ typeof(OuterJoinNode <,>), Color.White },
{ typeof(LeftJoinNode <,>), Color.Black },
{ typeof(ConditionNode <>), Color.White },
{ typeof(DelegateProductionNode <>), Color.Black },
{ typeof(AddFactNode <,>), Color.Black },
{ typeof(ConstantNode <>), Color.Black },
};
Shape defaultShape = Shape.Ellipse;
_shape = new DictionaryCache <Type, Shape>(key => defaultShape)
{
{ typeof(RulesEngine), Shape.Ellipse },
{ typeof(AlphaNode <>), Shape.Ellipse },
{ typeof(WidenTypeNode <,>), Shape.Circle },
{ typeof(ConstantNode <>), Shape.Circle },
{ typeof(JoinNode <>), Shape.Ellipse },
{ typeof(OuterJoinNode <,>), Shape.Ellipse },
{ typeof(LeftJoinNode <,>), Shape.Ellipse },
{ typeof(DelegateProductionNode <>), Shape.DoubleCircle },
};
}
protected void UpdateNodeColor(object node, Color color)
{
if (node == null)
{
return;
}
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
((GD.Node)node).Attr.Fillcolor = gcolor;
}
protected object AddEdge(string idFrom, string idTo, EdgeStyle edgeStyle, Color color)
{
GD.Edge edge = (GD.Edge)AddEdge(idFrom, idTo, edgeStyle);
if (edge == null)
{
return(null);
}
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
edge.Attr.Color = gcolor;
return(edge);
}
void NodeStyler(object sender, GleeVertexEventArgs <Vertex> args)
{
Color color = _bg[args.Vertex.VertexType];
args.Node.Attr.Fillcolor = color;
args.Node.Attr.Shape = _shape[args.Vertex.VertexType];
args.Node.Attr.Fontcolor = _fg[args.Vertex.VertexType];
args.Node.Attr.Fontsize = 8;
args.Node.Attr.FontName = "Arial";
args.Node.Attr.Label = args.Vertex.Title;
args.Node.Attr.Padding = 1.1;
}
void NodeStyler(object sender, GleeVertexEventArgs <Vertex> args)
{
Microsoft.Glee.Drawing.Color color = GetVertexColor(args.Vertex.VertexType);
args.Node.Attr.Fillcolor = color;
args.Node.Attr.Shape = Shape.Box;
args.Node.Attr.Fontcolor = Microsoft.Glee.Drawing.Color.White;
args.Node.Attr.Fontsize = 8;
args.Node.Attr.FontName = "Arial";
args.Node.Attr.Label = args.Vertex.Title;
args.Node.Attr.Padding = 1.2;
}
protected object AddNode(string id, string caption, Color color, BaseItem item, bool allowDuplicates)
{
if (_ignoreSidePanelItems && _sidePanel.Lookup(id))
{
return(null);
}
GD.Node node = null;
if (_addedNodes.ContainsKey(id))
{
if (allowDuplicates)
{
node = (GD.Node)_addedNodes[id];
if (node.UserData is BaseItem)
{
List <BaseItem> list = new List <BaseItem>();
list.Add((BaseItem)node.UserData);
list.Add(item);
node.UserData = list;
}
else if (node.UserData is List <BaseItem> )
{
List <BaseItem> list = node.UserData as List <BaseItem>;
list.Add(item);
}
else
{
_logView.Debug("AddNode reports invalid UserData");
}
}
}
else
{
// NB Don't add it to the graph yet.
node = new GD.Node(id);
node.UserData = (object)item;
node.Attr.Label = caption;
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
node.Attr.Fillcolor = gcolor;
_addedNodes.Add(id, node);
}
return(node);
}
private bool Hilite(GD.Node node)
{
bool result = false;
if (_hiliteNodes.ContainsKey(node))
{
return(result);
}
_hiliteNodes.Add(node, new AffectedNode(node.Attr.Color, node.Attr.Fillcolor, node.Attr.Fontcolor));
Color color = _options.HiliteColor;
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
node.Attr.Fillcolor = gcolor;
color = _options.HiliteLineColor;
gcolor = new GD.Color(color.A, color.R, color.G, color.B);
// We need access to the builder here :/
if (_activeItem != null && _builders.ContainsKey(_activeItem))
{
BaseGraphBuilder builder = _builders[_activeItem];
foreach (KeyValuePair <string, List <object> > pair in builder.AddedEdges)
{
foreach (GD.Edge edge in pair.Value)
{
if (edge.Source == node.Id || edge.Target == node.Id)
{
// Abuse the userdata to hang onto the old color.
edge.UserData = new AffectedEdge(edge.Attr.Color);
edge.Attr.Color = gcolor;
}
}
}
result = true;
}
return(result);
}
private bool Hilite(GD.Node node)
{
bool result = false;
if (_hiliteNodes.ContainsKey(node)) return result;
_hiliteNodes.Add(node, new AffectedNode(node.Attr.Color, node.Attr.Fillcolor, node.Attr.Fontcolor));
Color color = _options.HiliteColor;
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
node.Attr.Fillcolor = gcolor;
color = _options.HiliteLineColor;
gcolor = new GD.Color(color.A, color.R, color.G, color.B);
// We need access to the builder here :/
if (_activeItem != null && _builders.ContainsKey(_activeItem))
{
BaseGraphBuilder builder = _builders[_activeItem];
foreach (KeyValuePair<string, List<object>> pair in builder.AddedEdges)
{
foreach (GD.Edge edge in pair.Value)
{
if (edge.Source == node.Id || edge.Target == node.Id)
{
// Abuse the userdata to hang onto the old color.
edge.UserData = new AffectedEdge(edge.Attr.Color);
edge.Attr.Color = gcolor;
}
}
}
result = true;
}
return result;
}
internal AffectedNode(GD.Color color, GD.Color fillColor, GD.Color fontColor)
{
Color = color;
FillColor = fillColor;
FontColor = fontColor;
}
internal AffectedEdge(GD.Color color)
{
Color = color;
}
protected void UpdateNodeColor(object node, Color color)
{
if (node == null) return;
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
((GD.Node)node).Attr.Fillcolor = gcolor;
}
protected object AddNode(string id, string caption, Color color, BaseItem item, bool allowDuplicates)
{
if (_ignoreSidePanelItems && _sidePanel.Lookup(id)) return null;
GD.Node node = null;
if (_addedNodes.ContainsKey(id))
{
if (allowDuplicates)
{
node = (GD.Node)_addedNodes[id];
if (node.UserData is BaseItem)
{
List<BaseItem> list = new List<BaseItem>();
list.Add((BaseItem)node.UserData);
list.Add(item);
node.UserData = list;
}
else if (node.UserData is List<BaseItem>)
{
List<BaseItem> list = node.UserData as List<BaseItem>;
list.Add(item);
}
else _logView.Debug("AddNode reports invalid UserData");
}
}
else
{
// NB Don't add it to the graph yet.
node = new GD.Node(id);
node.UserData = (object)item;
node.Attr.Label = caption;
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
node.Attr.Fillcolor = gcolor;
_addedNodes.Add(id, node);
}
return node;
}
protected object AddEdge(string idFrom, string idTo, EdgeStyle edgeStyle, Color color)
{
GD.Edge edge = (GD.Edge)AddEdge(idFrom, idTo, edgeStyle);
if (edge == null) return null;
GD.Color gcolor = new GD.Color(color.A, color.R, color.G, color.B);
edge.Attr.Color = gcolor;
return edge;
}
internal AffectedEdge(GD.Color color)
{
Color = color;
}
internal AffectedNode(GD.Color color, GD.Color fillColor, GD.Color fontColor)
{
Color = color;
FillColor = fillColor;
FontColor = fontColor;
}