// adds a node to the graph
public void AddNode(GraphNode node)
{
Nodes.Add(node);
if (node.NodeType == GraphNode.Type.Type2)
{
ModelsSet.Add(node);
}
if (node.NodeType == GraphNode.Type.Type1)
{
VariablesSet.Add(node);
}
}
IDrawable generate(VariablesSet pars)
{
//double r1 = pars["Radius1"].Value;
//double r2 = pars["Radius2"].Value;
//Segment a = new Segment(l, 0, 0, l);
//Point p = new Point(2 * l * Math.Cos(angle), 2 * l * Math.Sin(angle));
//Segment b = new Segment(0, 0, p.X, p.Y);
Point a = new Point(20, 20);
Point b = new Point(20.0000001, 20);
return(new PointSet(a, b));
}
// adds a node to the graph
public void AddNode(string value, GraphNode.Type type) //for bipartite graph
{
var t = new GraphNode(value, type);
Nodes.Add(t);
if (type == GraphNode.Type.Type2)
{
ModelsSet.Add(t);
}
if (type == GraphNode.Type.Type1)
{
VariablesSet.Add(t);
}
}
IDrawable generate(VariablesSet pars)
{
double l = pars["Length"].Value;
double minX = pars["minX"].Value;
double maxX = pars["maxX"].Value;
double minY = pars["minY"].Value;
double maxY = pars["maxY"].Value;
double angle = Math.PI * pars["Angle"].Value / 180;
Point a = new Point(l * Math.Cos(angle), l * Math.Sin(angle));
Point b = new Point(minX, minY);
Point c = new Point(maxX, maxY);
return(new PointSet(a, b, c));
}
IDrawable generate(VariablesSet pars)
{
double angle1 = Math.PI * pars["Angle1"].Value / 180;
double angle2 = Math.PI * pars["Angle2"].Value / 180;
double l = pars["Length"].Value;
Segment a = new Segment(l * Math.Cos(angle2), 40, 40, l * Math.Sin(angle2));
Point p = new Point(2 * l * Math.Cos(angle1), 2 * l * Math.Sin(angle1));
Segment b = new Segment(40, 40, p.X, p.Y);
//Segment b = new Segment(0, -20, 50, -20);
//Segment b = new Segment(25, -25, 25, 25);
//Segment a = new Segment(new Point(0,0),p );
return(new SegmentSet(a, b));
}
IDrawable generate(VariablesSet pars)
{
double po = pars["Point"].Value;
double le = pars["Length"].Value;
//Segment a = new Segment(l, 0, 0, l);
//Point p = new Point(2 * l * Math.Cos(angle), 2 * l * Math.Sin(angle));
//Segment b = new Segment(0, 0, p.X, p.Y);
Point a = new Point(po, po);
Point b = new Point(0, 0);
Point c = new Point(le, le);
return(new PointSet(a, b, c));
}
IDrawable generate(VariablesSet pars)
{
double r1 = pars["Radius1"].Value;
double r2 = pars["Radius2"].Value;
double c1 = pars["Center1"].Value;
double c2 = pars["Center2"].Value;
//Segment a = new Segment(l, 0, 0, l);
//Point p = new Point(2 * l * Math.Cos(angle), 2 * l * Math.Sin(angle));
//Segment b = new Segment(0, 0, p.X, p.Y);
Circle a = new Circle(c1, c1, r1);
Circle b = new Circle(c2, c2, r2);
return(new CircleSet(a, b));
}
IDrawable generate(VariablesSet pars)
{
double minX1 = pars["minX1"].Value;
double maxX1 = pars["maxX1"].Value;
double minY1 = pars["minY1"].Value;
double maxY1 = pars["maxY1"].Value;
double minX2 = pars["minX2"].Value;
double maxX2 = pars["maxX2"].Value;
double minY2 = pars["minY2"].Value;
double maxY2 = pars["maxY2"].Value;
double angle = Math.PI * pars["Angle"].Value / 180;
//Point a = new Point(l * Math.Cos(angle), l * Math.Sin(angle));
Point b = new Point(minX1, minY1);
Point c = new Point(maxX1, maxY1);
Point d = new Point(minX2 * Math.Cos(angle), minY2 * Math.Cos(angle));
Point e = new Point(maxX2 * Math.Cos(angle), maxY2 * Math.Cos(angle));
return(new PointSet(b, c, d, e));
}
public bool Remove(string value)
{
// first remove the node from the nodeset
var nodeToRemove = (GraphNode)Nodes.FindByValue(value);
if (nodeToRemove == null)
{
// node wasn't found
return(false);
}
// otherwise, the node was found
Nodes.Remove(nodeToRemove); //removing the node from the node of the graph
if (nodeToRemove.NodeType == GraphNode.Type.Type2) //removing the same node from modeSet if its type is 'model'
{
ModelsSet.Remove(nodeToRemove);
}
if (nodeToRemove.NodeType == GraphNode.Type.Type1)//removing hte same node from varSet if its type is 'variable'
{
VariablesSet.Remove(nodeToRemove);
}
// enumerate through each node in the nodeSet, removing edges to this node
foreach (GraphNode gnode in Nodes)
{//not deleting properly the edges while deleting the node... index is not found properly 27-12-2016...check edge deletion works or not
if (gnode.Neighbors.Remove(nodeToRemove))
{
Edges.Remove(Edges.FindByNodes(gnode, nodeToRemove)); //YHB: nodeToRemove is 'toNode' in the edge whereas 'fromNode' is a node(here gnode) in whos neighbors contains nodeToRemove
}
if (nodeToRemove.Neighbors.Contains(gnode))
{
Edges.Remove(Edges.FindByNodes(nodeToRemove, gnode)); //added on 27-12-2016
}
}
return(true);
}
