src/provider/provider.js
function (node) {
            var size = provider.node.getSize(node);
            return [
                {
                    "d": "M 0, 0 m -" + size + ", 0 a " + size + "," + size + " 0 1,0 " + 2 * size + ",0 a " + size + "," + size + " 0 1,0 -" + 2 * size + ",0",
                    "fill": "transparent",
                    "stroke": provider.node.getColor(node),
                    "stroke-width": "2px"
                }
            ];
        }
function (node) {
            var size = provider.node.getSize(node);
            return [
                {
                    "d": "M 0, 0 m -" + size + ", 0 a " + size + "," + size + " 0 1,0 " + 2 * size + ",0 a " + size + "," + size + " 0 1,0 -" + 2 * size + ",0",
                    "fill": "transparent",
                    "stroke": provider.node.getColor(node),
                    "stroke-width": "2px"
                }
            ];
        }
function ( node ) { var size = provider . node . getSize ( node ) ; return [ { "d" : "M 0, 0 m -" + size + ", 0 a " + size + "," + size + " 0 1,0 " + 2 * size + ",0 a " + size + "," + size + " 0 1,0 -" + 2 * size + ",0" , "fill" : "transparent" , "stroke" : provider . node . getColor ( node ) , "stroke-width" : "2px" } ] ; }
Function returning a array of path objects to display in the node.

@param node
@returns {*[]}
Function returning a array of path objects to display in the node .