+
+ var readycount = dygraphs.length;
+ for (var i = 0; i < dygraphs.length; i++) {
+ var g = dygraphs[i];
+ g.ready( function() {
+ if (--readycount == 0) {
+ // Listen for draw, highlight, unhighlight callbacks.
+ if (opts.zoom) {
+ attachZoomHandlers(dygraphs, opts, prevCallbacks);
+ }