Re: Problem with GWT Google-Maps-API 1.1 and IE 6

Hi David,

Yes you are right. I will post my message on their mailing list too. Thank you for the tip.

Boris

2010/10/1 David Chandler (Google) <drfibonacci@google.com>

Hi Boris,

You might also try posting your question here: http://groups.google.com/group/gwt-google-apis

/dmc
David Chandler
Developer Programs Engineer, Google Web Toolkit

On Sep 30, 3:26 am, Boris Lenzinger <boris.lenzin...@gmail.com> wrote:
> Hi everybody,
>
> I'm currently facing a blocking problem when using GWT google map api
> (version 1.1.0) with IE 6.
> GWT version used is 2.0.3.
>
> Here is the context : I have a web interface that displays 2 maps : one on
> the left that shows
> a general view and one the right that shows details of a selected zone of
> the left map.
>
> The left map displays squares (let's denote them A-square) that are
> clickable. When you click
> on a A-square, the second map (on the right) zooms to show details of this
> A-square. This
> A-square is composed of smaller squares (let's denote the B-square).
>
> There are around around 180 B-squares per map. They are also clickable. When
> you click on a
> B-square, its color changes according to the context. It is also added to a
> list of selected
> squares (or removed if the click is for unselecting it).
>
> I got it working but it is very very slow. It is completely unusable in
> fact. If I
> click on the button for selecting all B-squares, I can see each one changing
> of color (takes around
> 15 seconds to get all of them  colored).
>
> I've investigated to understand what is going on. First CPU usage is raising
> to 50% while applying color.
> It seems that the A-square and B-square (and in fact all polygons) are
> displayed using SVG polygons.
> I have seen this with Firebug when selecting a B-Square. But IE does not
> have native support for SVG and
> I think the problem is that : no native support for SVG.
>
> I have tried to install Abode SVG plugin but it didn't change anything. I
> then tried the library
>  http://code.google.com/p/sgweb/but it didn't work neither.
> So I really don't know how to solve this.
>
> I have to keep IE 6 as the main browser (it is working almost fine under
> firefox).
>
> Anyone has already faced such thing and solved it ?
>
> Any hint are welcome !
>
> A solution would be to wrap some javascript component into GWT (since
> apparently google maps
> from javascript does not use SVG components from what I understood). But I
> would like to make
> pure GWT solution work since it is already coded.
>
> thank you for your help.
>
> Boris

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