[Xerte-dev] Re: Charting Library

Fri May 17 09:19:55 BST 2013

Ok, but that's loading the scripts even if not needed? So not on actually demand but possible demand?

On 17 May 2013, at 08:33, Julian Tenney <Julian.Tenney at nottingham.ac.uk> wrote:

> I think that’s why I added that lsit to the LO root icon, so they could be loaded before parsing the content. Maybe we should add that to the other template as well?
>  
> From: xerte-dev-bounces at lists.nottingham.ac.uk [mailto:xerte-dev-bounces at lists.nottingham.ac.uk] On Behalf Of Pat @ Pgogy 
> Sent: 16 May 2013 16:42
> To: For Xerte technical developers
> Subject: [Xerte-dev] Re: Charting Library
>  
> Well I develop new page scriptygoodness
>  
> How do I make sure XOT loads my script for my page?
> 
> On 16 May 2013, at 15:45, Julian Tenney <Julian.Tenney at nottingham.ac.uk> wrote:
> 
> What do you mean?
>  
> From: xerte-dev-bounces at lists.nottingham.ac.uk [mailto:xerte-dev-bounces at lists.nottingham.ac.uk] On Behalf Of Pat @ Pgogy 
> Sent: 16 May 2013 13:31
> To: For Xerte technical developers
> Subject: [Xerte-dev] Re: Charting Library
>  
> Kinda prefer the dynamic loading option in terms of expansion and development
> 
> On 16 May 2013, at 12:47, "Smith, John" <J.J.Smith at gcu.ac.uk> wrote:
> 
> Looks good…
>  
> Regards,
>  
> John Smith
> Learning Technologist
> School of Health & Life Sciences
> Glasgow Caledonian University
>  
> From: xerte-dev-bounces at lists.nottingham.ac.uk [mailto:xerte-dev-bounces at lists.nottingham.ac.uk] On Behalf Of Julian Tenney
> Sent: Thursday, May 16, 2013 12:39 PM
> To: For Xerte technical developers
> Subject: [Xerte-dev] Re: Charting Library
>  
> I’ve added a list on the LO icon where you can add the libraries you want, also a stylesheet, so then you can easily define  <div id=”chart” class=”ChartClass”/> in the piece by hand, and use script to set it up:
>  
> <image001.png>
>  
> <image002.png>
>  
> <image003.png>
>  
> From: xerte-dev-bounces at lists.nottingham.ac.uk [mailto:xerte-dev-bounces at lists.nottingham.ac.uk] On Behalf Of Smith, John
> Sent: 16 May 2013 12:02
> To: For Xerte technical developers
> Subject: [Xerte-dev] Re: Charting Library
>  
> That would be fine – I thought this was more for end users
>  
> Have a dropdown with the libraries prepopulated and for each supported one, an array or sources for fallback. If you get a 200 you move on, if you get something else you try the next in the array…
>  
> Regards,
>  
> John Smith
> Learning Technologist
> School of Health & Life Sciences
> Glasgow Caledonian University
>  
> From: xerte-dev-bounces at lists.nottingham.ac.uk [mailto:xerte-dev-bounces at lists.nottingham.ac.uk] On Behalf Of Julian Tenney
> Sent: Thursday, May 16, 2013 9:25 AM
> To: For Xerte technical developers
> Subject: [Xerte-dev] Re: Charting Library
>  
> You can also do it this way and execute the callback when the script has loaded to use it.
>  
> <image004.png>
>  
> -----Original Message-----
> From: xerte-dev-bounces at lists.nottingham.ac.uk [mailto:xerte-dev-bounces at lists.nottingham.ac.uk] On Behalf Of Smith, John
> Sent: 16 May 2013 07:28
> To: xerte-dev at lists.nottingham.ac.uk
> Subject: [Xerte-dev] Re: Charting Library
>  
> D3 is probably the ultimate in charting tools and is HUGE i agree but a lot of that is the data manipulation routines, cross browser, legacy browser support stuff... Don't we potentially want all them too?
>  
> Making it a jquery plugin doesn't actually have that much overhead but i think they could/should further split the sections into sub plugins so that you can pick and choose which you require...
>  
> Its only 135kb minified though - not much or any bigger than 1 decent sized image - what we need to do in xenith is enable on-demand loading/background pre-fetching of these libraries i think and then there isn't an issue...
>  
> See here though for others http://techslides.com/50-javascript-charting-and-graphics-libraries/
>  
> I was actually wondering whether we should just make the editor code into jquery plugins which leverage the power of jquery chaining and oop in a sense, so something like:
>  
> $('#treemenu :nth-child(6)').insertBranch('...').bind('click', function().... Etc
>  
> Easy to do, maintain and read...
>  
> Regards
>  
> John Smith
> Learning Technologist
> School of Health and Life Sciences
>  
> Sent from Samsung Galaxy SII
>  
>  
>  
> "Pat @ Pgogy" <xerte at pgogywebstuff.com> wrote:
>  
>  
> It is a plugin, but you could link the raw GitHub stuff to save space.
>  
> I think the jquery in XOT could be moved into a library into which D3 could be added
>  
> I've got two D3 plugins half developed, but I've just bundled the JS in
>  
> On 15 May 2013, at 15:44, Julian Tenney <Julian.Tenney at nottingham.ac.uk<mailto:Julian.Tenney at nottingham.ac.uk>> wrote:
>  
> There are some really nice examples on their site. I think it’s abit more than I need: it seems to be a whole jquery like plugin, rather than just the charting stuff.
>  
> This is one example where being to load libraries from a CDN would be good, because then people can choose. I don’t know if you can make the charting setup FWS for anything but the simplest charts, which we already have.
>  
> After equations though, academics would make a lot of use of charts. I suppose they can do them as images, but it’s a bit of a hassle.
>  
> From: xerte-dev-bounces at lists.nottingham.ac.uk<mailto:xerte-dev-bounces at lists.nottingham.ac.uk> [mailto:xerte-dev-bounces at lists.nottingham.ac.uk] On Behalf Of Pat @ Pgogy
> Sent: 15 May 2013 15:33
> To: For Xerte technical developers
> Subject: [Xerte-dev] Re: Charting Library
>  
> D3 is pretty standard and jquery like
>  
> On 15 May 2013, at 15:17, Julian Tenney <Julian.Tenney at nottingham.ac.uk<mailto:Julian.Tenney at nottingham.ac.uk>> wrote:
> The ability to show a range of charts would be a good addition to the site template, and the toolkit, it would complement the MathJax stuff nicely.
>  
> Does anyone have any recommendations?
>  
>  
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> Glasgow Caledonian University is a registered Scottish charity, number SC021474
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> Winner: Times Higher Education’s Widening Participation Initiative of the Year 2009 and Herald Society’s Education Initiative of the Year 2009.
> http://www.gcu.ac.uk/newsevents/news/bycategory/theuniversity/1/name,6219,en.html
> 
> Winner: Times Higher Education’s Outstanding Support for Early Career Researchers of the Year 2010, GCU as a lead with Universities Scotland partners.
> http://www.gcu.ac.uk/newsevents/news/bycategory/theuniversity/1/name,15691,en.html
> 
> Glasgow Caledonian University is a registered Scottish charity, number SC021474
> 
> Winner: Times Higher Education’s Widening Participation Initiative of the Year 2009 and Herald Society’s Education Initiative of the Year 2009.
> http://www.gcu.ac.uk/newsevents/news/bycategory/theuniversity/1/name,6219,en.html
> 
> Winner: Times Higher Education’s Outstanding Support for Early Career Researchers of the Year 2010, GCU as a lead with Universities Scotland partners.
> http://www.gcu.ac.uk/newsevents/news/bycategory/theuniversity/1/name,15691,en.html
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