[josm-dev] Automatic tiles downloading in WMSPlugin

[Petr Dlouhý]

On Thu, 18 Sep 2008 22:51:47 +0200, Bodo Meissner <bodo at bodo-m.de> wrote:

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> Petr Dlouhý wrote on 02.09.2008 02:20:
>
>> I think, I will please Bodo, when he returns wrom holiday. I implemented
>> something like delayed downloading, but much wiser. I implemented
>> synchronization between threads so only one thread is downloading tiles  
>> at
>> the moment AND the tile starts to be downloaded only, when the tile is
>> still isible. It means, that when looking around, only few useless tiles
>> gets downloaded.
>
> Hello Petr,
>
> this sounds great. I think I will test it soon.
>
> As I have seen, you have submitted your version to SVN.
> I will try to re-implement my experimental changes for NASA's tiled WMS
> for the new version.
>
> Could you, please, give me some hints where to look in the sources to
> answer the following questions:
>
> How do you define the coordinates and resolution of the tile to be
> downloaded?

It didn't change. I am still passing Bounds and pixelPerDegree and  
projection to grabber.

> How do you find out if a tile has already been downloaded?
>

If GeorefImage.downloadingStarted==true, the image is just being  
downloaded. If image is not being downloaded and GeorefImage.image!=null,  
the image is there.

>
> Bodo
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-- 
Petr Dlouhý