internal static DNode CreateDNodeAndSetNodeBoundaryCurve(DrawingGraph drawingGraph, DGraph dGraph, GeometryNode geomNode, DrawingNode drawingNode)
{
double width = 0;
double height = 0;
DNode dNode = new DNode(drawingNode);
dGraph.AddNode(dNode);
Microsoft.Msagl.Drawing.Label label = drawingNode.Label;
if (label != null)
{
CreateDLabel(dNode, label, out width, out height);
width += 2 * dNode.DrawingNode.Attr.LabelMargin;
height += 2 * dNode.DrawingNode.Attr.LabelMargin;
}
if (width < drawingGraph.Attr.MinNodeWidth)
{
width = drawingGraph.Attr.MinNodeWidth;
}
if (height < drawingGraph.Attr.MinNodeHeight)
{
height = drawingGraph.Attr.MinNodeHeight;
}
// Filippo Polo: I'm taking this out because I've modified the drawing of a double circle
// so that it can be used with ellipses too.
//if (drawingNode.Attr.Shape == Shape.DoubleCircle)
//width = height = Math.Max(width, height) * Draw.DoubleCircleOffsetRatio;
if (geomNode.BoundaryCurve == null)
{
geomNode.BoundaryCurve = Microsoft.Msagl.Drawing.NodeBoundaryCurves.GetNodeBoundaryCurve(dNode.DrawingNode, width, height);
}
return(dNode);
}
internal static DNode CreateDNodeAndSetNodeBoundaryCurveForSubgraph(Graph drawingGraph, DGraph dGraph, GeometryNode geomNode,
DrawingNode drawingNode, GViewer viewer)
{
double width = 0;
double height = 0;
var dNode = new DNode(drawingNode, viewer);
dGraph.AddNode(dNode);
Drawing.Label label = drawingNode.Label;
if (label != null)
{
CreateDLabel(dNode, label, out width, out height, viewer);
}
if (width < drawingGraph.Attr.MinNodeWidth)
{
width = drawingGraph.Attr.MinNodeWidth;
}
if (height < drawingGraph.Attr.MinNodeHeight)
{
height = drawingGraph.Attr.MinNodeHeight;
}
var cluster = (Cluster)geomNode;
var margin = dNode.DrawingNode.Attr.LabelMargin;
if (label != null)
{
CreateDLabel(dNode, label, out width, out height, viewer);
width += 2 * dNode.DrawingNode.Attr.LabelMargin + 2 * drawingNode.Attr.LineWidth;
height += 2 * dNode.DrawingNode.Attr.LabelMargin + 2 * drawingNode.Attr.LineWidth;
}
cluster.RectangularBoundary = new RectangularClusterBoundary()
{
BottomMargin = margin,
LeftMargin = margin,
RightMargin = margin,
TopMargin = height,
MinWidth = width
};
// Filippo Polo: I'm taking this out because I've modified the drawing of a double circle
// so that it can be used with ellipses too.
//if (drawingNode.Attr.Shape == Shape.DoubleCircle)
//width = height = Math.Max(width, height) * Draw.DoubleCircleOffsetRatio;
ICurve curve;
if (drawingNode.NodeBoundaryDelegate != null &&
(curve = drawingNode.NodeBoundaryDelegate(drawingNode)) != null)
{
geomNode.BoundaryCurve = curve;
}
else if (geomNode.BoundaryCurve == null)
{
geomNode.BoundaryCurve =
NodeBoundaryCurves.GetNodeBoundaryCurve(dNode.DrawingNode, width, height);
}
return(dNode);
}
/// <summary>
/// creates DGraph from a precalculated drawing graph
/// </summary>
/// <param name="drawingGraph"></param>
/// <param name="viewer">the owning viewer</param>
/// <returns></returns>
internal static DGraph CreateDGraphFromPrecalculatedDrawingGraph(Graph drawingGraph, GViewer viewer)
{
var dGraph = new DGraph(drawingGraph, viewer);
//create dnodes and node boundary curves
if (drawingGraph.RootSubgraph != null)
{
foreach (DrawingNode drawingNode in drawingGraph.RootSubgraph.AllSubgraphsWidthFirstExcludingSelf())
{
var dNode = new DNode(drawingNode, viewer);
if (drawingNode.Label != null)
{
dNode.Label = new DLabel(dNode, drawingNode.Label, viewer);
}
dGraph.AddNode(dNode);
}
}
foreach (DrawingNode drawingNode in drawingGraph.Nodes)
{
var dNode = new DNode(drawingNode, viewer);
if (drawingNode.Label != null)
{
dNode.Label = new DLabel(dNode, drawingNode.Label, viewer);
}
dGraph.AddNode(dNode);
}
foreach (DrawingEdge drawingEdge in drawingGraph.Edges)
{
dGraph.AddEdge(new DEdge(dGraph.GetNode(drawingEdge.SourceNode), dGraph.GetNode(drawingEdge.TargetNode),
drawingEdge, ConnectionToGraph.Connected, viewer));
}
return(dGraph);
}
/// <summary>
/// creates DGraph from a precalculated drawing graph
/// </summary>
/// <param name="drawingGraph"></param>
/// <returns></returns>
internal static DGraph CreateDGraphFromPrecalculatedDrawingGraph(DrawingGraph drawingGraph)
{
DGraph ret = new DGraph(drawingGraph);
//create dnodes and node boundary curves
foreach (DrawingNode drawingNode in drawingGraph.NodeMap.Values)
{
DNode dNode = new DNode(drawingNode);
if (drawingNode.Label != null)
{
dNode.Label = new DLabel(dNode, drawingNode.Label);
}
ret.AddNode(dNode);
}
foreach (DrawingEdge drawingEdge in drawingGraph.Edges)
{
ret.AddEdge(new DEdge(ret.GetNode(drawingEdge.SourceNode), ret.GetNode(drawingEdge.TargetNode), drawingEdge, Connection.Connected));
}
return(ret);
}
internal static DNode CreateDNodeAndSetNodeBoundaryCurve(Graph drawingGraph, DGraph dGraph, GeometryNode geomNode,
DrawingNode drawingNode, GViewer viewer){
double width = 0;
double height = 0;
var dNode = new DNode(drawingNode, viewer);
dGraph.AddNode(dNode);
Drawing.Label label = drawingNode.Label;
if (label != null){
CreateDLabel(dNode, label, out width, out height, viewer);
width += 2*dNode.DrawingNode.Attr.LabelMargin;
height += 2*dNode.DrawingNode.Attr.LabelMargin;
}
if (width < drawingGraph.Attr.MinNodeWidth)
width = drawingGraph.Attr.MinNodeWidth;
if (height < drawingGraph.Attr.MinNodeHeight)
height = drawingGraph.Attr.MinNodeHeight;
// Filippo Polo: I'm taking this out because I've modified the drawing of a double circle
// so that it can be used with ellipses too.
//if (drawingNode.Attr.Shape == Shape.DoubleCircle)
//width = height = Math.Max(width, height) * Draw.DoubleCircleOffsetRatio;
ICurve curve;
if (drawingNode.NodeBoundaryDelegate != null &&
(curve = drawingNode.NodeBoundaryDelegate(drawingNode)) != null)
geomNode.BoundaryCurve = curve;
else if (geomNode.BoundaryCurve == null)
geomNode.BoundaryCurve =
NodeBoundaryCurves.GetNodeBoundaryCurve(dNode.DrawingNode, width, height);
return dNode;
}
/// <summary>
/// creates DGraph from a precalculated drawing graph
/// </summary>
/// <param name="drawingGraph"></param>
/// <param name="viewer">the owning viewer</param>
/// <returns></returns>
internal static DGraph CreateDGraphFromPrecalculatedDrawingGraph(Graph drawingGraph, GViewer viewer){
var dGraph = new DGraph(drawingGraph, viewer);
//create dnodes and node boundary curves
if (drawingGraph.RootSubgraph != null)
foreach (DrawingNode drawingNode in drawingGraph.RootSubgraph.AllSubgraphsWidthFirstExcludingSelf())
{
var dNode = new DNode(drawingNode, viewer);
if (drawingNode.Label != null)
dNode.Label = new DLabel(dNode, drawingNode.Label, viewer);
dGraph.AddNode(dNode);
}
foreach (DrawingNode drawingNode in drawingGraph.Nodes){
var dNode = new DNode(drawingNode, viewer);
if (drawingNode.Label != null)
dNode.Label = new DLabel(dNode, drawingNode.Label, viewer);
dGraph.AddNode(dNode);
}
foreach (DrawingEdge drawingEdge in drawingGraph.Edges)
dGraph.AddEdge(new DEdge(dGraph.GetNode(drawingEdge.SourceNode), dGraph.GetNode(drawingEdge.TargetNode),
drawingEdge, ConnectionToGraph.Connected, viewer));
return dGraph;
}
