void CreateNodeDelegate()
{
if (graphViewer.Graph == null)
{
return;
}
var nodeCenter = MousePositionToGraph();
Node drawingNode = CreateDrawingNodeByUsingDialog();
var iNode = graphViewer.CreateIViewerNode(drawingNode, nodeCenter, null);
iNode.Node.Attr.Color = Color.Red;
}
public static IViewerNode addVnodeByDnode(GraphViewer gv, Node node, DPoint pos)
{
var graph = gv.Graph;
Debug.Assert(node.GeometryNode == null);
LNode lnode = GeometryGraphCreator.CreateGeometryNode(graph, graph.GeometryGraph, node, ConnectionToGraph.Disconnected);
var labelSize = Common.MeasureLabel(node.Label);
var mar = node.Attr.LabelMargin;
lnode.BoundaryCurve = NodeBoundaryCurves.GetNodeBoundaryCurve(node, labelSize.Width + mar * 2, labelSize.Height + mar * 2);
node.GeometryNode = lnode;
var vnode = gv.CreateIViewerNode(node, pos, null);
return(vnode);
}
public static IViewerNode addNode(GraphViewer gv, string id, double x, double y)
{
//var node = new Node(id);
var graph = gv.Graph;
var node = graph.AddNode(id);
var lnode = GeometryGraphCreator.CreateGeometryNode(graph, graph.GeometryGraph, node, ConnectionToGraph.Disconnected);
var labelSize = Common.MeasureLabel(node.Label);
lnode.BoundaryCurve = NodeBoundaryCurves.GetNodeBoundaryCurve(node, labelSize.Width, labelSize.Height);
node.GeometryNode = lnode;
var vnode = gv.CreateIViewerNode(node, new DPoint(x, y), null);
return(vnode);
//gv.AddNode(vnode, true);
//gv.CreateVNode(node);
}
public static IViewerNode addNodeWithStyles(GraphViewer gv, string id, DPoint pos, ICollection <Style> styles)
{
var graph = gv.Graph;
var node = graph.AddNode(id);
if (styles != null)
{
foreach (var s in styles)
{
node.Attr.AddStyle(s);
}
}
var lnode = GeometryGraphCreator.CreateGeometryNode(graph, graph.GeometryGraph, node, ConnectionToGraph.Disconnected);
var labelSize = Common.MeasureLabel(node.Label);
var mar = node.Attr.LabelMargin;
lnode.BoundaryCurve = NodeBoundaryCurves.GetNodeBoundaryCurve(node, labelSize.Width + mar * 2, labelSize.Height + mar * 2);
node.GeometryNode = lnode;
var vnode = gv.CreateIViewerNode(node, pos, null);
return(vnode);
}
