DoubleLink

A double line link.

SVG selectors

Supported attrs properties:

Selector	Node	Description
root	SVGGElement	Container of all nodes
line	SVGPathElement	Inner connection
outline	SVGPathElement	Outer connection

const doubleLink = new shapes.standard.DoubleLink();
doubleLink.prop('source', { x: 500, y: 600 });
doubleLink.prop('target', { x: 450, y: 750 });
doubleLink.prop('vertices', [{ x: 500, y: 700 }]);
doubleLink.attr('root/title', 'shapes.standard.DoubleLink');
doubleLink.attr('line/stroke', '#30d0c6');