On Tue, Feb 7, 2017 at 12:42 AM Andrea Aime <andrea.a...@geo-solutions.it>
wrote:
> Hi Jody,
> +1 for centralizing.
>
> Two hesitations about using a pluggable Converter implementation:
>
> - Would they convert from String to Color (a converter from String to
> String does not make much sense now does it?) and then eventually going
> back to hex in all implementations?
> - Once plugged in the conversion will be available for all other code
> paths doing conversions... probably not a bit deal, but there is always the
> risk of it end up interacting in some other existing code paths in a random
> way. Normally as long as the conversion is unique there are no big problems
> (also check the Wicket UI in GeoServer, that also falls back on GeoTools
> converters)
>
> Cheers
> Andrea
>
> On Tue, Feb 7, 2017 at 12:21 AM, Jody Garnett <jody.garn...@gmail.com>
> wrote:
>
> In looking at gt-mbstyle ran into a common need to convert from "red" to
> Color.RED.
>
> Checking our code base ( using put yellow language:java
> <https://github.com/geotools/geotools/search?utf8=%E2%9C%93&q=put+yellow+language%3Ajava&type=Code>)
> we have:
>
> - css Value.java
> <https://github.com/geotools/geotools/blob/0e6fc022f395194e7670b63d2de785123a178cdf/modules/unsupported/css/src/main/java/org/geotools/styling/css/Value.java>
> - has a map of names to hex strings
> - ysld Colors.java
> <https://github.com/geotools/geotools/blob/3f99a4c6fb34e0de153432fc2a2d5c5256e7ce49/modules/extension/ysld/src/main/java/org/geotools/ysld/Colors.java>
> - has a map of X11 colors (why x11 Kevin/Torben/Justin is that a mistake?)
>
>
Not sure what you mean by “mistake”. The intention was just to have a
comprehensive and somewhat standard list of color names we could support,
that wikipedia page was probably just the first hit on google :)
>
> I would like to capture this information in one spot (rather than
> duplicate).
>
> What would you say to creating a couple of ColorConverters and would
> engage based on the following hint:
>
> /**
> * The color names definition to use when converting from String to
> Color.
> *
> * @see CommonFactoryFinder#getStyleFactory
> *
> * @since 17
> */
> public static final OptionKey COLOR_NAMES = new
> OptionKey("WEB","CSS","X11","JAVA","*");
>
> I kind of assume SLD should respect CSS colors (as per GEOT-5633
> <https://osgeo-org.atlassian.net/browse/GEOT-5633>)?
> --
> Jody Garnett
>
>
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> Ing. Andrea Aime
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>
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