public Connection AttachConnection(NetronGraphvizLayouter layout, IEdge e)
{
if (e == null)
{
throw new ArgumentNullException("e");
}
if (!this.VisitedGraph.ContainsEdge(e))
{
throw new ArgumentException("edge already in graph");
}
if (this.EdgeConnections.Contains(e))
{
throw new ArgumentException("connection already associtated with this edge");
}
// create edge
Connection conn = this.ConnectionProvider.ProvideConnection(e);
// set points
layout.PositionConnection(e, conn);
Connect(e, conn);
// connect to target
Modify m = new Modify();
m.AddInsertConnection(conn, conn.From, conn.To, this.Panel.AbstractShape);
this.Panel.AbstractShape.History.Do(m);
return(conn);
}
public void PopulatePanel(Graphics g)
{
// add shapes
foreach (IVertex v in VisitedGraph.Vertices)
{
// do not add vertex if already in panel
if (VertexShapes.Contains(v))
{
continue;
}
AttachShape(v);
}
// udpate shape sizes if possible and build size dictionary
NetronGraphvizLayouter layout = new NetronGraphvizLayouter(this);
layout.Layouter.DpiX = g.DpiX;
layout.Layouter.DpiY = g.DpiY;
layout.Layouter.RankDirection = this.RankDirection;
foreach (DictionaryEntry de in this.ShapeVertices)
{
if (de.Key is Netron.Shape)
{
Netron.Shape shape = (Netron.Shape)de.Key;
layout.VertexSizes[(IVertex)de.Value] = shape.Size;
}
else
{
throw new Exception("Shapes must derive from Netron.Shape");
}
}
layout.Compute();
layout.PositionVertices();
foreach (IEdge e in VisitedGraph.Edges)
{
// check if edge alreay in graph
if (EdgeConnections.Contains(e))
{
continue;
}
AttachConnection(layout, e);
}
// reposition connections
// layout.PositionConnections();
// redraw panel
this.Panel.Invalidate();
this.graphDirty = false;
}
public void PopulatePanel(Graphics g)
{
// add shapes
foreach(IVertex v in VisitedGraph.Vertices)
{
// do not add vertex if already in panel
if (VertexShapes.Contains(v))
continue;
AttachShape(v);
}
// udpate shape sizes if possible and build size dictionary
NetronGraphvizLayouter layout = new NetronGraphvizLayouter(this);
layout.Layouter.DpiX = g.DpiX;
layout.Layouter.DpiY = g.DpiY;
layout.Layouter.RankDirection = this.RankDirection;
foreach(DictionaryEntry de in this.ShapeVertices)
{
if (de.Key is Netron.Shape)
{
Netron.Shape shape = (Netron.Shape)de.Key;
layout.VertexSizes[(IVertex)de.Value] = shape.Size;
}
else
throw new Exception("Shapes must derive from Netron.Shape");
}
layout.Compute();
layout.PositionVertices();
foreach(IEdge e in VisitedGraph.Edges)
{
// check if edge alreay in graph
if (EdgeConnections.Contains(e))
continue;
AttachConnection(layout,e);
}
// reposition connections
// layout.PositionConnections();
// redraw panel
this.Panel.Invalidate();
this.graphDirty = false;
}
public Connection AttachConnection(NetronGraphvizLayouter layout,IEdge e)
{
if (e==null)
throw new ArgumentNullException("e");
if (!this.VisitedGraph.ContainsEdge(e))
throw new ArgumentException("edge already in graph");
if (this.EdgeConnections.Contains(e))
throw new ArgumentException("connection already associtated with this edge");
// create edge
Connection conn = this.ConnectionProvider.ProvideConnection(e);
// set points
layout.PositionConnection(e,conn);
Connect(e,conn);
// connect to target
Modify m = new Modify();
m.AddInsertConnection(conn, conn.From, conn.To,this.Panel.AbstractShape);
this.Panel.AbstractShape.History.Do(m);
return conn;
}
