internal static void DrawLabel(Canvas g, DLabel label)
{
if (label == null)
{
return;
}
throw new NotImplementedException();
/*
* try
* {
* DrawStringInRectCenter(g, new SolidBrush(MsaglColorToDrawingColor(label.DrawingLabel.FontColor)),
* label.Font, label.DrawingLabel.Text,
* new RectangleF((float)label.DrawingLabel.Left, (float)label.DrawingLabel.Bottom,
* (float)label.DrawingLabel.Size.Width,
* (float)label.DrawingLabel.Size.Height));
* }
* catch
* {
* }
* if (label.MarkedForDragging)
* {
* var pen = new Pen(MsaglColorToDrawingColor(label.DrawingLabel.FontColor));
* pen.DashStyle = DashStyle.Dot;
* DrawLine(g, pen, label.DrawingLabel.GeometryLabel.AttachmentSegmentStart,
* label.DrawingLabel.GeometryLabel.AttachmentSegmentEnd);
* } //*/
}
internal Geometry(DObject dObject)
{
this.dObject = dObject;
DNode dNode = dObject as DNode;
if (dNode != null)
{
bBox = dNode.DrawingNode.BoundingBox;
}
else
{
DLabel dLabel = dObject as DLabel;
if (dLabel != null)
{
bBox = dLabel.Label.BoundingBox;
}
}
}
internal static void SetNodeBoundaryCurve(DrawingGraph drawingGraph, DrawingNode drawingNode, DLabel existingLabel)
{
// Create the boundary curve. Note that a delegate may be allowed to create the curve (or replace it, if it already exists).
GeometryNode geomNode = drawingNode.GeometryNode;
if (geomNode == null)
return;
ICurve curve;
if (drawingNode.NodeBoundaryDelegate == null || (curve = drawingNode.NodeBoundaryDelegate(drawingNode)) == null)
{
// I need to know the node size, which may depend on a label.
double width = 0.0;
double height = 0.0;
if (existingLabel != null)
{
//existingLabel.MakeVisual();
width = existingLabel.Label.Width;
height = existingLabel.Label.Height;
width += 2 * drawingNode.Attr.LabelMargin;
height += 2 * drawingNode.Attr.LabelMargin;
}
else if (drawingNode.Label != null && drawingNode.Label.GeometryLabel != null)
{
// Measure the label's size (the only safe way is to instantiate it).
var dLabel = new DTextLabel(null, drawingNode.Label);
dLabel.MakeVisual();
width = dLabel.Label.Width;
height = dLabel.Label.Height;
// Add node label margin.
width += 2 * drawingNode.Attr.LabelMargin;
height += 2 * drawingNode.Attr.LabelMargin;
}
// Apply lower cap to node size
if (width < drawingGraph.Attr.MinNodeWidth)
width = drawingGraph.Attr.MinNodeWidth;
if (height < drawingGraph.Attr.MinNodeHeight)
height = drawingGraph.Attr.MinNodeHeight;
curve = NodeBoundaryCurves.GetNodeBoundaryCurve(drawingNode, width, height);
}
if (geomNode.BoundaryCurve != null)
curve.Translate(geomNode.BoundingBox.Center);
geomNode.BoundaryCurve = curve;
}
internal static void DrawLabel(Canvas g, DLabel label)
{
if (label == null)
return;
throw new NotImplementedException();
/*
try
{
DrawStringInRectCenter(g, new SolidBrush(MsaglColorToDrawingColor(label.DrawingLabel.FontColor)),
label.Font, label.DrawingLabel.Text,
new RectangleF((float)label.DrawingLabel.Left, (float)label.DrawingLabel.Bottom,
(float)label.DrawingLabel.Size.Width,
(float)label.DrawingLabel.Size.Height));
}
catch
{
}
if (label.MarkedForDragging)
{
var pen = new Pen(MsaglColorToDrawingColor(label.DrawingLabel.FontColor));
pen.DashStyle = DashStyle.Dot;
DrawLine(g, pen, label.DrawingLabel.GeometryLabel.AttachmentSegmentStart,
label.DrawingLabel.GeometryLabel.AttachmentSegmentEnd);
} //*/
}
static BBNode BuildBBHierarchyUnderDLabel(DLabel dLabel)
{
var bbNode = new BBNode();
bbNode.geometry = new Geometry(dLabel);
bbNode.bBox = dLabel.Label.BoundingBox;
return bbNode;
}
