[Phpmyadmin-devel] GSoG 2011: Reg Zoom-search idea

[Marc Delisle]

Ammar Yasir a écrit :
> 
> 
> On Tue, Mar 22, 2011 at 11:24 PM, Marc Delisle <marc at infomarc.info 
> <mailto:marc at infomarc.info>> wrote:
> 
>     Ammar Yasir a écrit :
> 
>      > May I ask what quality aspect should this system focus on. It
>     should be
>      > correct, but what about trade off between system response time and
>      > functionality. Like for example, Zooming feature. Should it be
>     like from
>      > 1X->2X or should the image magnify gradually. Since pchart will
>     produce
>      > static images, some of these issues will be faced while designing.
> 
>     I would prefer a gradual zoom but haven't made any research about how to
>     implement this. If pChart is not the best tool for this, you can look
>     for a better one. The other day I mentionned pChart because we are
>     currently using it (in phpMyAdmin 3.4) for static charts.
> 
> So, is it like we can use any type of zoom but whenever the number of 
> points in the screen fall below a certain number, we show labels?

I think it's more when the user ceases to see big clusters of data 
points and is able to perceive the distinct points.

> 
> Also, I think in pChart its not very straight forward to implement 
> clickable items(click data points  to view data row). We would have to 
> use CSS with overlaid items.
> 
>  
> 
>     OTOH if there is no open tool for a gradual zoom (web), going in
>     increments (say, with buttons) will be fine.
> 
> I also have never implemented such but I found something on the net, 
> http://www.cssplay.co.uk/menu/image_magnifier2.html . I'll try to look 
> for something like this.


-- 
Marc Delisle
http://infomarc.info