I can't solve that issue but an easier way to do it might be to place the
point on the bbox and then use a PointPlacement element with a Displacement
to move it by Y pixels.
I think that should work
Ian
On 26 October 2016 at 22:49, Chris Snider <[email protected]> wrote:
> Hi,
>
>
>
> I am working through some issues with labeling my latitude lines on the
> extreme right side of a WMS pull. I have the labels generating where I
> want, but only for a couple of specific zoom levels. What I would like to
> do is determine how much space a given label would be in degrees (since I
> am using 4326 for everything) and subtract that from the edge of my
> wms_bbox. I got the log algorithm from:
>
> http://gis.stackexchange.com/questions/159197/can-
> textsymbolizer-font-size-be-set-as-a-function-of-the-scale
>
>
>
> This is the SLD rule:
>
>
>
> <sld:Rule>
>
> <sld:Name>default rule</sld:Name>
>
> <sld:LineSymbolizer>
>
> <sld:Stroke>
>
> <sld:CssParameter
> name="stroke">#66A61E</sld:CssParameter>
>
> </sld:Stroke>
>
> </sld:LineSymbolizer>
>
> <sld:TextSymbolizer>
>
> <sld:Geometry>
>
> <ogc:Function
> name="geomFromWKT">
>
> <ogc:Function
> name="Concatenate">
>
>
> <ogc:Literal>POINT(</ogc:Literal>
>
>
> <ogc:Function name="parseDouble">
>
>
> <ogc:Function name="strSubstring">
>
>
> <ogc:Sub>
>
>
> <ogc:Function
> name="strSubString">
>
>
>
> <ogc:Function name="env">
>
>
>
> <ogc:Literal>wms_bbox</ogc:Literal>
>
>
>
> </ogc:Function>
>
>
>
> <ogc:Add>
>
>
>
> <ogc:Function name="strIndexOf">
>
>
>
> <ogc:Function name="env">
>
>
>
>
> <ogc:Literal>wms_bbox</ogc:Literal>
>
>
>
> </ogc:Function>
>
>
>
> <ogc:Literal>:</ogc:Literal>
>
>
>
> </ogc:Function>
>
>
>
> <ogc:Literal>2</ogc:Literal>
>
>
>
> </ogc:Add>
>
>
>
> <ogc:Function name="strIndexOf">
>
>
>
> <ogc:Function name="env">
>
>
>
> <ogc:Literal>wms_bbox</ogc:Literal>
>
>
>
> </ogc:Function>
>
>
>
> <ogc:Literal>,</ogc:Literal>
>
>
>
> </ogc:Function>
>
>
> </ogc:Function>
>
>
> <!—This section is attempting to move
> the Y coordinate left a little bit to display the text portion -->
>
>
>
>
> <ogc:Add>
>
>
>
> <ogc:Mul>
>
>
>
> <ogc:Div>
>
>
>
> <ogc:Sub>
>
>
>
> <ogc:Div>
>
>
>
>
> <ogc:Literal>1</ogc:Literal>
>
>
>
>
> <ogc:Function name="log">
>
>
>
>
> <ogc:Function name="env">
>
>
>
>
> <ogc:Literal>wms_scale_denominator</ogc:Literal>
>
>
>
>
> </ogc:Function>
>
>
>
>
> </ogc:Function>
>
>
>
> </ogc:Div>
>
>
>
>
> <ogc:Literal>0.0513</ogc:Literal>
>
>
>
> </ogc:Sub>
>
>
>
> <ogc:Literal>0.08</ogc:Literal>
>
>
>
> </ogc:Div>
>
>
>
> <ogc:Literal>.13</ogc:Literal>
>
>
>
> </ogc:Mul>
>
>
>
> <ogc:Literal>1</ogc:Literal>
>
>
> </ogc:Add>
>
>
> </ogc:Sub>
>
>
> <ogc:Literal>0</ogc:Literal>
>
>
> <ogc:Literal>8</ogc:Literal>
>
>
> </ogc:Function>
>
>
> </ogc:Function>
>
>
> <ogc:Literal><![CDATA[ ]]></ogc:Literal>
>
>
> <ogc:Function name="getY"><ogc:Function name="endPoint"><ogc:
> PropertyName>geom</ogc:PropertyName></ogc:Function></ogc:Function>
>
>
> <ogc:Literal>)</ogc:Literal>
>
> </ogc:Function>
>
> </ogc:Function>
>
> </sld:Geometry>
>
> <sld:Label>
>
> <ogc:Function
> name="strSubstring">
>
>
> <ogc:PropertyName>bottom</ogc:PropertyName>
>
> <ogc:Function
> name="parseInt">
>
>
> <ogc:Literal>0</ogc:Literal>
>
> </ogc:Function>
>
> <ogc:Function
> name="strIndexOf">
>
>
> <ogc:PropertyName>bottom</ogc:PropertyName>
>
>
> <ogc:Literal>.</ogc:Literal>
>
> </ogc:Function>
>
> </ogc:Function>
>
> </sld:Label>
>
> <sld:Font>
>
> <sld:CssParameter
> name="font-family">Arial</sld:CssParameter>
>
> <sld:CssParameter
> name="font-size">15.0</sld:CssParameter>
>
> <sld:CssParameter
> name="font-style">normal</sld:CssParameter>
>
> <sld:CssParameter
> name="font-weight">normal</sld:CssParameter>
>
> </sld:Font>
>
> <sld:Fill>
>
> <sld:CssParameter
> name="fill">#FF00FF</sld:CssParameter>
>
> </sld:Fill>
>
> </sld:TextSymbolizer>
>
> </sld:Rule>
>
>
>
> Chris Snider
>
> Senior Software Engineer
>
> *Intelligent Software Solutions, Inc.*
>
> [image: Description: Description: Description:
> cid:[email protected]]
>
>
>
> ------------------------------------------------------------
> ------------------
> The Command Line: Reinvented for Modern Developers
> Did the resurgence of CLI tooling catch you by surprise?
> Reconnect with the command line and become more productive.
> Learn the new .NET and ASP.NET CLI. Get your free copy!
> http://sdm.link/telerik
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> Geoserver-users mailing list
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> https://lists.sourceforge.net/lists/listinfo/geoserver-users
>
>
--
Ian Turton
------------------------------------------------------------------------------
The Command Line: Reinvented for Modern Developers
Did the resurgence of CLI tooling catch you by surprise?
Reconnect with the command line and become more productive.
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