// Line shapes
HelpNode lineNode = new HelpNode("Line", builtinHelp.getURLValue("line"));
lineNode.addHelpNode(new HelpNode("Set line by specifing some points coordinates", builtinHelp.getURLValue("line_coordinates")));
lineNode.addHelpNode(new HelpNode("Set line by editing its points in the editor pane", builtinHelp.getURLValue("line_editor")));
lineNode.addHelpNode(new HelpNode("Set line color, stroke and thickness", builtinHelp.getURLValue("line_color")));
lineNode.addHelpNode(new HelpNode("Convert line to polygon", builtinHelp.getURLValue("line_convert")));
shapeFeatureNode.addHelpNode(lineNode);
// Polygon shapes
HelpNode polygonNode = new HelpNode("Polygon", builtinHelp.getURLValue("polygon"));
polygonNode.addHelpNode(new HelpNode("Set a regular polygon", builtinHelp.getURLValue("polygon_regular")));