[mkgmap-dev] Help from the style file gurus

Sat Jan 2 14:44:04 GMT 2010

Bump...has no-one else managed to solve how to represent one-way bridges?

Charlie Ferrero wrote:
> Hello list,
> 
> Question #1
> ===========
> I am using the overlays style file in combination with a TYP file to 
> define custom styles for one-way streets (overlaid blue arrows in the 
> direction of the one-way, type 0x10), and for bridges (two parallel 
> lines outside the road, type 0x12).  This all works fine.  Where I'm 
> stuck is when I have a one-way street that is also a bridge.  I had 
> assumed that the stop/continue system would help me here, but sadly it 
> doesn't work as I expected.
> 
> The following are my style rules  for trunk roads:
> 
> #lines file excerpt:
> highway=trunk & (bridge=yes | bridge=true) [0x111 resolution 16 continue]
> highway=trunk & oneway!=* [0x02 resolution 16 stop]
> highway=trunk & (oneway=yes | oneway=true) [0x123 resolution 16 stop]
> 
> #overlays file excerpt:
> 0x111: 0x02, 0x12
> 0x123: 0x02, 0x10
> 
> Applying these rules results in one-way bridges having the bridge 
> styling, but no one-way symbols (see attached screenshot; the fact that 
> the railway is plotted on top of the bridge is quite another problem).
> 
> Can a style guru point me towards where I'm going wrong?
> 
> Question #2
> ===========
> Does the stop/continue system work across style files?  In other words, 
> if I've got a polygon that is tagged:
> sport=tennis
> barrier=fence
> 
> And in my style files I've got:
> #lines
> barrier=fence [0x2d resolution 23 default_name 'Fence']
> #polygons
> sport=* [0x19 resolution 23]
> 
> mkgmap by default will process the lines file first and plot the fence. 
>  It will not then process the polygons file, so all I see in the 
> resulting map is a fence.  Can I use continue/stop (once I've learned 
> how to use it properly) to plot both the fence and the area?
> 
> 
> Thanks,
> 

-- 

Charlie