Suggestions for HTML5 Canvas sketching libraries -

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i in need of library/plugin html5 canvas allows sketch. aware can create own script draw on canvas, it's additional functionality don't know how implement. i'm hoping can suggest library can add support for:

  • brush manipulation (image, size, color)
  • layered drawing (or form of 'history')
  • undo support (or again, history)

does exist? if not can send me in right direction creating own functionality this?

thank you!

i'm not sure undo support sketch.js place start.

http://intridea.github.io/sketch.js/


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