/// <summary> /// <p> /// Sets the stylesheet for this transformation set /// </p> /// /// <p> /// Note that don't need this for each document you want /// to transform. Just do it once, and transform away... /// </p> /// </summary> /// <param name="styleReader">Reader with stylesheet char stream</param> public virtual void SetStylesheet(TextReader value) { ready = false; /* * now initialize Velocity - we need to do that * on change of stylesheet */ ve = new VelocityEngine(); /* * if there are user properties, set those first - carefully */ if (velConfig != null) { ConfigureVelocityEngine(ve, velConfig); } /* * register our template() directive */ ve.SetProperty("userdirective", @"NVelocity.Dvsl.Directive.MatchDirective\,NVelocity"); ve.Init(); /* * add our template accumulator */ ve.SetApplicationAttribute("NVelocity.Dvsl.TemplateHandler", templateHandler); /* * load and render the stylesheet * * this sets stylesheet specific context * values */ StringWriter junkWriter = new StringWriter(); styleContext = new VelocityContext(); ve.Evaluate(styleContext, junkWriter, "DVSL:stylesheet", value); /* * now run the base template through for the rules */ // TODO - use ResourceLocator or something else - I don't like the path to the resource Stream s = this.GetType().Assembly.GetManifestResourceStream("NVelocity.Dvsl.Resource.defaultroot.dvsl"); if (s == null) { System.Console.Out.WriteLine("DEFAULT TRANSFORM RULES NOT FOUND "); } else { ve.Evaluate(new VelocityContext(), junkWriter, "defaultroot.dvsl", new StreamReader(s)); s.Close(); } /* * need a new transformer, as it depends on the * velocity engine */ transformer = new Transformer(ve, templateHandler, baseContext, appVals, validate); }