brush aria-label

Author: mbostock

src/marks/brush.js

@@ -1,10 +1,12 @@
 import {brush as brusher, brushX as brusherX, brushY as brusherY, create, select} from "d3";
 import {identity, maybeTuple} from "../options.js";
 import {Mark} from "../plot.js";
+import {applyIndirectStyles} from "../style.js";
 
 // TODO Allow brush styling?
 // TODO Disable standard mark channels (e.g., href, title)?
 const defaults = {
+  ariaLabel: "brush",
   fill: null,
   stroke: null
 };
@@ -34,6 +36,7 @@ export class Brush extends Mark {
     const bottom = height - marginBottom;
     const mark = this;
     const g = create("svg:g")
+        .call(applyIndirectStyles, this)
         .call((X && Y ? brusher : X ? brusherX : brusherY)()
           .extent([[left, top], [right, bottom]])
           .on("start brush end", function(event) {