//Draws all the links then all the nodes
private void DrawPanel(Graphics graphics)
{
foreach (INode node in this.graph.Nodes.OrderBy(n => n.Layer))
{
foreach (ILink link in node.ConnectedLinks)
{
ILinkDraw linkDraw = new LinkDraw(link);
if (this.selectedLink != null && link == this.selectedLink.Link)
{
linkDraw.Draw(graphics, Color.Red);
}
else
{
linkDraw.Draw(graphics, Color.Black);
}
}
}
foreach (INode node in this.graph.Nodes.OrderBy(n => n.Layer))
{
INodeDraw nodeDraw = new NodeDraw(node);
if (this.selectedNode != null && node == this.selectedNode.Node)
{
nodeDraw.Draw(graphics, Color.Red);
}
else if (this.source != null && node == this.source.Node)
{
nodeDraw.Draw(graphics, Color.Blue);
}
else if (this.destination != null && node == this.destination.Node)
{
nodeDraw.Draw(graphics, Color.Green);
}
else
{
nodeDraw.Draw(graphics, Color.Black);
}
}
}
//Draws all the links, then draws all the nodes, then draws tenative values if the current step is one or more.
public void DrawPanel(Graphics graphics)
{
foreach (INode node in this.dijkstra.Graph.Nodes.OrderBy(n => n.Layer))
{
foreach (ILink link in node.ConnectedLinks)
{
ILinkDraw linkDraw = new LinkDraw(link);
linkDraw.Draw(graphics, Color.Black);
}
}
foreach (INode node in this.dijkstra.Graph.Nodes.OrderBy(n => n.Layer))
{
INodeDraw nodeDraw = new NodeDraw(node);
if (this.dijkstra.DijkstraCurrentNode == node)
{
nodeDraw.Draw(graphics, Color.Red);
}
else if (node == this.dijkstra.Graph.Source)
{
nodeDraw.Draw(graphics, Color.Blue);
}
else if (node == this.dijkstra.Graph.Destination)
{
nodeDraw.Draw(graphics, Color.Green);
}
else
{
nodeDraw.Draw(graphics, Color.Black);
}
if (this.currentStep >= 1)
{
nodeDraw.DrawTenativeValue(graphics, Color.Magenta);
}
}
}