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From John Sisson <>
Subject Re: [DISCUSS] Monitoring Client may need a new graphing engine
Date Fri, 07 Dec 2007 11:46:12 GMT
Erik B. Craig wrote:
> All,
> Currently the monitoring client is using Dojo 0.4.3 charting, which 
> does not necessarily behave as expected on Firefox/Safari on a mac, or 
> on IE6 on Windows.
> I consider this to be a shortcoming, and given the new version of Dojo 
> available (1.0.1), began investigating migrating the monitoring client 
> over to the new version of Dojo, only to find that the new version of 
> dojo appears to be a significant rewrite of the old code base, leaving 
> out some features that I consider to be very visually pleasing and 
> important for statistics viewing. While rummaging through the Dojo 
> forums, I stumbled upon another Javascript graphing framework called 
> Timeplot, which is part of the SIMILE project at MIT, and while this 
> has it's own set of limitations... I'm trying to figure out the lesser 
> of three evils before it comes a time that this monitoring plugin will 
> be released, so that I have enough time (read: 3-5 days) to migrate 
> the javascript generation over to something new if necessary.
> I have created a small demonstration page that shows all three options 
> graphed with the same data series, as well as weighing some of the 
> advantages/disadvantages I could come up with,
> Please have a look, and let me know your thoughts.
> Personally, I think it would be really cool if we could use the 
> Timeplot graphing libraries, as it is all BSD licensed and therefore 
> friendly I believe (right, Kevan?)... and also EXTREMELY cool for 
> showing multiple data series in one chart.
IMHO, as much as I dislike saying this.. IE support should be mandatory 
considering the number of users who use it.  The disadvantages of Dojo 
1.0.1 sound pretty minor compared the other options not supporting browsers.


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