public FrameworkElement Process(string input) { ParseTree tree = new ParseTree(); Tokenizer tokenizer = new Tokenizer(); var queue = tokenizer.Tokenize(input); tree.BuildTree(queue); return(tree.Root.GetElement()); }
private Shape getShape(string command) { Tokenizer t = new Tokenizer(); var a = t.Tokenize(command); ParseTree p = new ParseTree(); p.BuildTree(a); if (p.Root.Token.Value == "Rectangle") { return(rectangle(p.Root)); } else if (p.Root.Token.Value == "Ellipse") { return(ellipse(p.Root)); } else if (p.Root.Token.Value == "Line") { return(line(p.Root)); } throw new Exception(); }