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

[Ammar Yasir]

On Wed, Mar 23, 2011 at 1:01 AM, Piotr Przybylski <piotr.prz at gmail.com>wrote:

> 2011/3/22 Marc Delisle <marc at infomarc.info>:
> > 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.
> >
>
> Maybe SVG? Vector output would give users faster feedback (no need to
> generate big bitmaps on the server and send them) and allow for fluent
> scaling in browser. Recently even IE got native support, with the
> release of IE 9.
>
> What about JpGraph?


> --
> Piotr Przybylski
>
>
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