{"action":"opened","issue":{"url":"https://api.github.com/repos/dc-js/dc.js/issues/861","labels_url":"https://api.github.com/repos/dc-js/dc.js/issues/861/labels{/name}","comments_url":"https://api.github.com/repos/dc-js/dc.js/issues/861/comments","events_url":"https://api.github.com/repos/dc-js/dc.js/issues/861/events","html_url":"https://github.com/dc-js/dc.js/issues/861","id":58124415,"number":861,"title":"Feature request: group and style heat map variables","user":{"login":"amergin","id":1969229,"avatar_url":"https://avatars.githubusercontent.com/u/1969229?v=3","gravatar_id":"","url":"https://api.github.com/users/amergin","html_url":"https://github.com/amergin","followers_url":"https://api.github.com/users/amergin/followers","following_url":"https://api.github.com/users/amergin/following{/other_user}","gists_url":"https://api.github.com/users/amergin/gists{/gist_id}","starred_url":"https://api.github.com/users/amergin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/amergin/subscriptions","organizations_url":"https://api.github.com/users/amergin/orgs","repos_url":"https://api.github.com/users/amergin/repos","events_url":"https://api.github.com/users/amergin/events{/privacy}","received_events_url":"https://api.github.com/users/amergin/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-02-18T20:36:52Z","updated_at":"2015-02-18T20:36:52Z","closed_at":null,"body":"Would be a nice feature if the labels presented in a heat map could be grouped based on an accessor function. When dealing with a larger set of variables - say close to 100 - this would make the figure more readable. \r\n\r\nI was also thinking that the labels could be styled (say, apply a color or make the text bold) - on the other hand, this can be achieved as it is with renderlets."}}