/// <summary>
/// Compiles a Scene Graph into XML.
/// </summary>
public static string CompileXML(SceneGraph graph)
{
X3DSceneGraphXMLSerializer serializer;
serializer = new X3DSceneGraphXMLSerializer(graph.GetRoot());
return(serializer.Serialize());
}
public static Tree CreateTreeFromSceneGraph(SceneGraph graph)
{
Tree t;
Stack <_node> work_items;
_node n;
int i;
_node child;
SceneGraphNode childsgn;
TNode childtn;
SceneGraphNode rootsgn;
TNode roottn;
_node root;
int numNodes;
t = new Tree();
rootsgn = graph.GetRoot();
roottn = new TNode();
roottn.Data = rootsgn;
root = new _node(roottn, rootsgn);
work_items = new Stack <_node>();
work_items.Push(root);
numNodes = 0;
while (work_items.Count > 0)
{
n = work_items.Pop();
n.tnode.Level = n.sgn.Depth;
numNodes++;
for (i = 0; i < n.sgn.Children.Count; i++)
{
childsgn = n.sgn.Children[i];
childtn = new TNode()
{
Data = childsgn
};
childtn.Parent = n.tnode;
childtn.Level = n.sgn.Depth;
child = new _node(childtn, childsgn);
n.tnode.Children.Add(childtn);
work_items.Push(child);
}
}
t.Root = root.tnode;
t.Count = numNodes;
return(t);
}
/// <summary>
/// Builds a CSharp source code representation of a Scene Graph.
/// </summary>
/// <param name="graph">
/// The Specified Scene Graph to compile.
/// </param>
/// <returns>
/// CSharp source code strings.
/// </returns>
public static string CompileAsObjects(SceneGraph graph)
{
string source;
Queue <SceneGraphNode> work_items;
SceneGraphNode n, root;
string nodeName;
List <attribute> attributes;
List <string> lines;
string line;
int i;
//IEnumerable<KeyValuePair<string, string>> attributeItems;
const string NODE_IDENTIFIER = "n";
lines = new List <string>();
root = graph.GetRoot();
work_items = new Queue <SceneGraphNode>();
work_items.Enqueue(root);
source = "";
while (work_items.Count > 0)
{
n = work_items.Dequeue();
attributes = GetAttributes(n);
nodeName = n.ToString().Replace("X3D.", "");
line = string.Format("{0} {2}{1} = new {0}();", nodeName, n._ID, NODE_IDENTIFIER);
lines.Add(line);
if (n.Parent != null)
{
line = string.Format("{2}{0}.Parent = {2}{1};", n._ID, n.Parent._ID, NODE_IDENTIFIER);
lines.Add(line);
}
line = string.Format("{2}{0}.Depth = {1};", n._ID, n.Depth, NODE_IDENTIFIER);
lines.Add(line);
//attributeItems = attributes.AllKeys.SelectMany(attributes.GetValues, (k, v) => new KeyValuePair<string,string>(k, v ));
foreach (attribute attribute in attributes)
{
if (attribute.compiled)
{
line = string.Format("{4}{3}.{0} = {1}", attribute.name, attribute.value, nodeName, n._ID, NODE_IDENTIFIER);
}
else
{
line = string.Format("{4}{3}.{0} = \"{1}\";", attribute.name, attribute.value, nodeName, n._ID, NODE_IDENTIFIER);
}
lines.Add(line);
}
foreach (SceneGraphNode child in n.Children)
{
work_items.Enqueue(child);
}
}
line = string.Format("Application = new SceneGraph({1}{0});", root._ID, NODE_IDENTIFIER);
lines.Add(line);
line = "RunApplication();";
lines.Add(line);
for (i = 0; i < lines.Count; i++)
{
line = lines[i];
source += line + "\n";
}
return(source);
}
