private static void FillGraphConnectorNodes(TreeGraphLabelNode originalGraphNode, TreeGraphLabelNode resutLabelNode, TraverseTreeGraphContext context)
{
if (originalGraphNode.Children.Count > 0)
{
int startX = originalGraphNode.Children[0].X;
int endX = originalGraphNode.Children[originalGraphNode.Children.Count - 1].X;
for (int i = startX; i <= endX; i++)
{
TreeGraphConnectorNode connector = null;
TreeGraphNodeBase child = originalGraphNode.Children.Find(c => c.X == i);
if (child != null)
{
if (originalGraphNode.Children.Count == 1)
{
connector = new TreeGraphConnectorNode(TreeGraphNodeType.VLine, i, originalGraphNode.Y + 1);
}
else
{
if (child == originalGraphNode.Children[0])
{
connector = new TreeGraphConnectorNode(TreeGraphNodeType.LeftCorner, i, originalGraphNode.Y + 1);
}
else
if (child == originalGraphNode.Children[originalGraphNode.Children.Count - 1])
{
connector = new TreeGraphConnectorNode(TreeGraphNodeType.RightCorner, i, originalGraphNode.Y + 1);
}
else
if (child.X == originalGraphNode.X)
{
connector = new TreeGraphConnectorNode(TreeGraphNodeType.Cross, i, originalGraphNode.Y + 1);
}
else
{
connector = new TreeGraphConnectorNode(TreeGraphNodeType.Tee, i, originalGraphNode.Y + 1);
}
}
}
else
{
if (i == originalGraphNode.X)
{
connector = new TreeGraphConnectorNode(TreeGraphNodeType.ReverseTee, i, originalGraphNode.Y + 1);
}
else
{
connector = new TreeGraphConnectorNode(TreeGraphNodeType.HLine, i, originalGraphNode.Y + 1);
}
}
context.Width = Math.Max(context.Width, connector.X + 1);
context.Height = Math.Max(context.Height, connector.Y + 1);
resutLabelNode.Children.Add(connector);
}
}
}
private static Control CreateConnectorCell(TreeGraphConnectorNode connector)
{
HtmlGenericControl imageContainer = new HtmlGenericControl("div");
imageContainer.Attributes["class"] = "org-node";
Image image = new Image();
image.Attributes["class"] = "org-connector";
image.ImageUrl = GetConnectorImageUrl(connector.NodeType);
imageContainer.Controls.Add(image);
return imageContainer;
}
