Nice work. I should take some time and look through your code. Great job. Here are some performance test (caching in jquery) http://jquery-howto.blogspot.com/2008/12/caching-in-jquery.html
Read jQuery HowTo Resource - http://jquery-howto.blogspot.com On Thu, Jan 8, 2009 at 11:36 PM, David Decraene <david.ma.decra...@gmail.com> wrote: > > Well, suprisingly there was an issue with drawing. > The script made an overzealous use of the jquery function > $element.offset(); > Storing the position as variable instead of accessing it by offset() > led to a very notable increase in performance. > > See demo at http://jowl.ontologyonline.org/TouchGraph.html > > > > On 8 jan, 08:37, David Decraene <david.ma.decra...@gmail.com> wrote: >> The great thing of html of course is that you can use css, means you >> can style it easily (demo has very basic styling, some rounded corners >> in firefox). >> Not sure how flexible styling in raphael is, I'm not familiar enough >> with it. >> Also don't think canvas or svg will be any faster, because the issue >> is not with drawing the changes, but with calculating the position of >> each node (=Javascript Math). >> >> On Jan 8, 2:27 am, Ricardo Tomasi <ricardob...@gmail.com> wrote: >> >> > using "NO" Canvas or SVG is not that great a feature is it? :) >> >> > Make that use raphael.js and it's all set! >> >> > On Jan 7, 5:13 pm, David Decraene <david.ma.decra...@gmail.com> wrote: >> >> > > Thanks! >> >> > > It does need some computations that scale exponentially with the >> > > amount of nodes shown... >> > > but I think it seems to perform ok with a not too high amount of >> > > nodes, for an implementation that only uses html elements. Who nows, >> > > with future browsers.... (or a better algorithm :)) things might scale >> > > better... >> >> > > Greetings >> > > David >> >> > > On 7 jan, 19:00, Joe <joseph.is...@gmail.com> wrote: >> >> > > > Very impressive! Seems a bit sluggish at times in FF 3.0.5, but nice >> > > > work! >> >> > > > Joe >> >> > > > On Jan 7, 5:12 am, David Decraene <david.ma.decra...@gmail.com> wrote: >> >> > > > > I had some fun creating a pure HTML-DOM based Force-directed graph >> > > > > layout, similar to a touchgraph (http://www.touchgraph.com/) view. >> >> > > > > Built with the help of jQuery (hereby again: wonderful library), no >> > > > > canvas or SVG used (only DOM manipulations). >> >> > > > > You can see an experimental demo >> > > > > at:http://jowl.ontologyonline.org/TouchGraph.html. >> > > > > and the blog >> > > > > post:http://ontologyonline.blogspot.com/2009/01/experimental-touchgraph-vi.... >> >> > > > > Room for lot's of improvement, but nevertheless quite happy with the >> > > > > result already. >> >> > > > > David Decraenehttp://ontologyonline.org
