Alternatively, just put some invisible DOM elements on top of the canvas and put... | Hacker News

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derefr on March 19, 2013 | parent | context | favorite | on: Chart.js is back online

Alternatively, just put some invisible DOM elements on top of the canvas and put your click handlers on those. It's imagemaps all over again ;)

bluesmoon on March 19, 2013 [–]

This is how flot works. The base chart is drawn on canvas. All labels including axes, legends and mouseovers are DOM elements that are absolutely positioned over the canvas.

The canvas itself is always inside a canvascontainer div that also contains all the other dom elements.

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