//CTOR
public ShapeNode(string name)
{
_transformNode = new TransformNode(name);
_transformNode.SetShape(this);
Name = _transformNode.Name + "Shape";
_shapes.Add(this);
}
public static void Group(TransformNode nodeA, TransformNode nodeB)
{
var groupNode = new TransformNode("Group");
nodeA.SetParent(groupNode);
nodeB.SetParent(groupNode);
}
public override string Process(string[] args)
{
var output = string.Empty;
if (args.Length == 3)
{
var child = TransformNode.Find(args[1]) as TransformNode;
var parent = TransformNode.Find(args[2]) as TransformNode;
if (child != null && parent != null)
{
if (child.FindNode(parent.Name) == null)
{
child.SetParent(parent);
}
else
{
output =
"Cannot set parent as a child to the specified child, because the child is already a child of the parent";
}
}
else
{
output = "Parenting failed. Could not find one, or both nodes.";
}
}
else
{
output = "you must specify two nodes";
}
return(output);
}
public override string Process(string[] args)
{
string output = string.Empty;
if (args.Length == 2)
{
var n = TransformNode.Find(args[1]) as TransformNode;
if (n != null)
{
Console.WriteLine(n);
n.ShowTree();
}
else
{
output = "invalid node specified: " + args[1];
}
}
else
{
Console.WriteLine("Scene");
TransformNode.ShowAll();
}
return(output);
}
public override string Process(string[] args)
{
var output = string.Empty;
if (args.Length == 3)
{
var nOld = TransformNode.Find(args[1]);
if (nOld != null)
{
if (TransformNode.Find(args[2]) == null)
{
nOld.Name = args[2];
}
else
{
output = "target name already exists: " + args[2];
}
}
else
{
output = "node not found";
}
}
else
{
output = "an old name and new name must be specified";
}
return(output);
}
static void Main(string[] args)
{
var a = new TransformNode("a");
var b = new TransformNode("b");
var c = new TransformNode("c");
var d = new TransformNode("d");
var e = new TransformNode("e");
var f = new TransformNode("f");
var g = new TransformNode("g");
var h = new TransformNode("h");
b.SetParent(a);
c.SetParent(b);
e.SetParent(d);
f.SetParent(d);
g.SetParent(d);
h.SetParent(f);
CommandManager.ProcessCommand("ls");
while (!CommandManager.DoneRunning)
{
Console.Write(":");
CommandManager.ProcessCommand(Console.ReadLine());
}
}
public override string Process(string[] args)
{
var output = string.Empty;
if (args.Length == 2)
{
var n = TransformNode.Find(args[1]) as TransformNode;
n?.RemoveNode();
if (n == null)
{
output = "node not found: " + args[1];
}
}
else
{
output = "invalid delete command. enter a single node to delete";
}
return(output);
}
//Methods
public void SetParent(TransformNode parent)
{
//remove from old parent's children list
if (_parent == null)
{
_rootNodes.Remove(this);
}
else
{
_parent._children.Remove(this);
}
//assign new parent
_parent = parent;
if (parent == null)
{
_rootNodes.Add(this);
}
else
{
_parent._children.Add(this);
}
}
public override string Process(string[] args)
{
var output = string.Empty;
if (args.Length == 2)
{
var node = TransformNode.Find(args[1]) as TransformNode;
if (node != null)
{
node.SetParent(null);
}
else
{
output = "Node not found: " + node;
}
}
else
{
output = "you must specify a single node";
}
return(output);
}
public override string Process(string[] args)
{
var output = string.Empty;
if (args.Length == 3)
{
var n1 = TransformNode.Find(args[1]) as TransformNode;
var n2 = TransformNode.Find(args[2]) as TransformNode;
if (n1 != null && n2 != null)
{
TransformNode.Group(n1, n2);
}
else
{
output = "one or both nodes are not found";
}
}
else if (args.Length == 2)
{
var n1 = TransformNode.Find(args[1]) as TransformNode;
if (n1 != null)
{
TransformNode.Group(n1);
}
else
{
output = "the node specified is not valid";
}
}
else
{
output = "you must specify 1, or 2 nodes in order to group";
}
return(output);
}
