On Tue, 2012-01-17 at 22:05 +0300, dokondr wrote: > On Tue, Jan 17, 2012 at 6:42 PM, John Lenz <l...@math.uic.edu> wrote: > > > > > HTML5 Canvas is great for charts. If you go this route you might as well > > use a library which draws charts for you instead of writing all this code > > yourself. > > > > Personally, I use extjs version 4 which has some amazing charts, but there > > are other libraries out there. > > > > http://www.sencha.com/**products/extjs/examples/#**sample-3<http://www.sencha.com/products/extjs/examples/#sample-3> > > > > Essentially the server provides the data in JSON or XML some other format, > > and the extjs code draws the charts on the client side. > > > > If you go with extjs, then the server side I would suggest a small, simple > > yesod or snap server. You could probably get the server under a hundred > > lines of code with yesod; see some of the examples in the yesod book. > > yesod or snap would serve JSON of the statistics on request, and also > > serve the javascript files which draw the charts. > > > > Yes, I was thinking about using Haskell to generate everything that > specific Javascript library needs to display charts in browser. Naturally > charts are to be displayed by this library itself. I also would like to > have Haskell tools to generate Web GUI in Javascript. > As for yesod, I am not sure that I like approach which mixes HTML with > code, or even worse - creates a new weird HTML-like language like 'whamlet > quasi-quotation', for example: > > <!-- <a href=@{Page1R}>Go to page 1! --> > > I prefer using Turing complete PL to program web client, like the one used > in GWT (Java) or Cappuccino (Objective-J). http://cappuccino.org/learn/ > In this case you /almost/ don't need to know HTML, CSS, DOM, Ajax, etc. to > develop WebUI and good PL lets you concentrate on problem domain instead of > bothering about browser support. > It is a real pity that Haskell still has no such tools to generate Web GUI > in Javascript. (((
Have you seen Chris Done's posts on the subject? http://chrisdone.com/tags/javascript.html _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe