An example of how to create your own sparkline dirctive in AngularJS without replace
and transclude
see: https://bl.ocks.org/vicapow/9904319 for an alterative example that instead uses replace
and transclude
to allow the sparkline styles to be set on the element.
This is a code excerpt from the book D3 on Angular. http://leanpub.com/d3angularjs