[mapserver-users] Border style of polygon

[thomas bonfort]

Unfortunately, using offset will produce the same artifacts as the
proposed initial solution.

--
thomas

On Tue, May 29, 2012 at 11:34 AM, Havard Tveite <havard.tveite at umb.no> wrote:
> You could try OFFSET - see http://mapserver.org/mapfile/style.html
>
> "For lines, an OFFSET of n -99 will produce a line geometry that
> is shifted n SIZEUNITS perpendicular to the original line geometry.
> A positive n shifts the line to the right when seen along the
> direction of the line. A negative n shifts the line to the left
> when seen along the direction of the line."
>
> style
>
>  color 255 0 0
>  width 1
>  OFFSET 1 -99
> end
> style
>
>  color 255 0 0
>  width 1
>  OFFSET -1 -99
> end
>
>
>
> Håvard Tveite
>
>
> On 5/29/2012 10:58 AM, Denis Rykov wrote:
>>
>> Thanks for quick response!
>>
>> Are any ways to draw internal line (255 255 255 color in your example)
>> with transparency (-1 -1 -1 doesnt work, in this case I see red line, but I
>> would like to see underlying layer).
>>
>> On Tue, May 29, 2012 at 3:49 PM, thomas bonfort <thomas.bonfort at gmail.com
>> <mailto:thomas.bonfort at gmail.com>> wrote:
>>
>>    something like this should work, with no "symbol"
>>
>>    style
>>    outlinecolor 255 0 0
>>    width 3
>>    end
>>    style
>>    outlinecolor 255 255 255
>>    width 1
>>    end
>>
>>    --
>>    thomas
>>
>>    On Tue, May 29, 2012 at 10:45 AM, Denis Rykov <rykovd at gmail.com
>> <mailto:rykovd at gmail.com>> wrote:
>>     > I have WMS polygonal layer and want to draw polygon's border with
>> the
>>     > following style:
>>     >
>>     > http://i.stack.imgur.com/J2A7x.png
>>     >
>>     > My symbol's description:
>>     >
>>     > SYMBOL
>>     > NAME "double_line"
>>     > TYPE vector
>>     > POINTS
>>     > 0 0 1 0 -99 -99 0 1 1 1
>>     > END
>>     > END
>>     >
>>     > CLASS section in mapfile:
>>     >
>>     > CLASS
>>     > STYLE
>>     > OUTLINECOLOR 255 0 0
>>     > SYMBOL 'double_line'
>>     > SIZE 3
>>     > WIDTH 1
>>     > END
>>     >
>>     > But in this case you can see self intersection in polygon's edge:
>>     >
>>     > http://i.stack.imgur.com/5Etem.png
>>     >
>>     > What is the righ way to get correct border style?
>>     >
>>     > _______________________________________________
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>> <mailto:mapserver-users at lists.osgeo.org>
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>>
>>     >
>>
>>
>>
>>
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>
>
> --
> Håvard Tveite
> Department of Mathematical Sciences and Technology, UMB
> Drøbakveien 31, POBox 5003, N-1432 Ås, NORWAY
> Phone: +47 64965483 Fax: +47 64965401 http://www.umb.no/imt/
>
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