{"action":"opened","issue":{"url":"https://api.github.com/repos/waterbearlang/waterbear/issues/1260","labels_url":"https://api.github.com/repos/waterbearlang/waterbear/issues/1260/labels{/name}","comments_url":"https://api.github.com/repos/waterbearlang/waterbear/issues/1260/comments","events_url":"https://api.github.com/repos/waterbearlang/waterbear/issues/1260/events","html_url":"https://github.com/waterbearlang/waterbear/issues/1260","id":116029147,"number":1260,"title":"Mask with shape block","user":{"login":"dethe","id":16825,"avatar_url":"https://avatars.githubusercontent.com/u/16825?v=3","gravatar_id":"","url":"https://api.github.com/users/dethe","html_url":"https://github.com/dethe","followers_url":"https://api.github.com/users/dethe/followers","following_url":"https://api.github.com/users/dethe/following{/other_user}","gists_url":"https://api.github.com/users/dethe/gists{/gist_id}","starred_url":"https://api.github.com/users/dethe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dethe/subscriptions","organizations_url":"https://api.github.com/users/dethe/orgs","repos_url":"https://api.github.com/users/dethe/repos","events_url":"https://api.github.com/users/dethe/events{/privacy}","received_events_url":"https://api.github.com/users/dethe/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-11-10T05:18:55Z","updated_at":"2015-11-10T05:18:55Z","closed_at":null,"body":"It would be good to be able to constrain drawing (of shapes, patterns, images) with a mask shape, so only what is within the mask is actually drawn."}}