public static void Tranverse(Action <Property, int> action, VariableDependencyNode node, int depth)
{
action(node.Variable, depth);
if (node.Children != null)
{
foreach (var child in node.Children)
{
Tranverse(action, child, depth + 1);
}
}
}
static VariableDependencyNode BuildVariableDependencies(Property var, Dictionary <string, Property> variables, ref Dictionary <string, VariableDependencyNode> dependencies)
{
VariableDependencyNode varNode = null;
if (dependencies.TryGetValue(var.Name, out varNode) == false)
{
varNode = dependencies[var.Name] = new VariableDependencyNode(var);
foreach (var value in var.Values)
{
if (IsVariableValue(value))
{
Property variableProperty = null;
if (value.ValueType == StyleValueType.Function)
{
var functionValue = value as Function;
if (functionValue != null)
{
variables.TryGetValue(functionValue.args[0][0].AsString(), out variableProperty);
}
}
else
{
variables.TryGetValue(value.AsString(), out variableProperty);
}
if (variableProperty == null)
{
continue;
}
var referredVarNode = BuildVariableDependencies(variableProperty, variables, ref dependencies);
if (varNode.Parent == null) // in case the the variable is referred multiple times.
{
if (referredVarNode.Children == null)
{
referredVarNode.Children = new List <VariableDependencyNode>();
}
referredVarNode.Children.Add(varNode);
varNode.Parent = referredVarNode;
}
}
}
}
return(varNode);
}