[OSM-dev] [Patch] Experimental extra symbols for mapnik layer

Gregory nomoregrapes at googlemail.com
Sun Sep 21 16:24:58 BST 2008


2008/9/18 Brian Quinion <openstreetmap at brian.quinion.co.uk>
>
> Adding icons need to be done careful moderation and adding any
> significant number runs the risk of making the default map unsuitable
> for some purposes (for instance a hotel chain would not want other
> hotels appearing on their maps!).

Or it could be better. I can display all POIs except hotels, take a
screenshot, then add just 1 icon(or company logo) for my hotel.

I seem to have misunderstood something, and thought someone suggested having
multiple layers of POIs. Slowing down to type and perhaps that suggestion
made, sorry if it's an outrageous one.
But your icon set looks like it could be easily split into a few layers,
brown layer(food/pubs) etc.
I also really like the transparency on the beer icons and generally.


> I'm also not particularly happy
> with the placement of the icons - I'm currently working on a patch to
> mapnik to allow icons to be 'nudged' into clear space to improve the
> cartographical result - I'm also trying translucency and various other
> effects.  Suggestions welcome.

That would be a brilliant patch, something I think we all want as it will
avoid the need to move the node far enough for the way. Sometimes/people
will wait a week to look at the render in case they didn't keep nodes/ways
far enough apart.

I can also think of other alternatives too.  For instance we could
> provide 2 mapnik layers (one naked, one with icons) or try to find
> some way to overlay individual symbols browser side without too much of a
> performance hit.

I wonder if the standard map user is happy with switching between layers, as
I've also wondered if people spot/click the + to find the osmarender and
cycle map layers.


It's interesting to see the work people are doing on styling the map dta.
Much better than my quick mucking around with Kosmos:
http://www.livingwithdragons.com/hampton
If you zoom in on 'High Street' near 'Arundel Close Open Space', you can see
how work needs to be done for a row of shops. Most of the names end up
appearing over the wrong icon.
Second half of this blog post is about that map:
http://www.livingwithdragons.com/2008/09/murphys-law-hamptons-map

-- 
Gregory
nomoregrapes at gmail.com
http://www.livingwithdragons.com
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