Thanks. That helps a lot. Amy
Olivier Terral wrote: > Good morning Amy, > > No , you can (all is possible :D) . Geoserver reproject automatically > the map with your SRS. > > Just change the values of your bounding box , when you use a bbox in > Lat\Lon with EPSG:3572 , Geoserver thinks it's in meters. > > For example the max BoundingBox of the world is : > > -in meters : > <BoundingBox SRS="EPSG:3572" minx="-20000000" miny="-20000000" > maxx="20000000" maxy="20000000"/> > > -in Lat\Lon: <BoundingBox SRS="EPSG:4326" minx="-180" miny="-90" > maxx="180" maxy="90"/> > > > Try the BoundingBox in meters and it should works . > > Regards > Olivier > > Amy Johnson a écrit : > >> Okay. So are you saying that if I have two maps with different EPSG >> values, maybe even different coordinate systems, I can't overlay them >> using Mapbuilder??? >> >> Olivier Terral wrote: >> >>> Hi, >>> >>> Here you find the proj4js definition (used by mapbuilder) and other >>> information of your projection: >>> >>> http://spatialreference.org/ref/epsg/3572/proj4/ >>> >>> And you can see the parameter: +units=m >>> >>> So your bounding box must be defined in meters and not in Lat\Lon >>> >>> >>> Amy Johnson a écrit : >>> >>>> I am trying to understand exactly how the BoundingBox statement >>>> affects the display of maps. I thought that it was used as a global >>>> bounding box for any map that is displayed, no matter what EPSG the >>>> map is using. With this in mind, I loaded a map into my map server >>>> (Geoserver) and gave it 4326 as its EPSG. I set the BoundingBox to >>>> match its min and max values: >>>> >>>> <BoundingBox SRS="EPSG:4326" maxx = "-12.155280113220215" maxy = >>>> "83.62303161621094" minx = "-178.21420288085938" miny = >>>> "7.205832004547119"/> >>>> >>>> It drew fine. Then I changed the Bounding box in my xml to be the >>>> following without altering the EPSG used in Geoserver for the map: >>>> >>>> <BoundingBox SRS="EPSG:3572" maxx = "-52.661774646446" maxy = >>>> "83.11044811477899" minx = "-179.1307342443929" miny = >>>> "7.2060624177979165"/> >>>> >>>> It no longer draws. I'm guessing I have some very basic >>>> misunderstanding. Can someone please tell me what it is?? >>>> >>>> Thank you very much, >>>> >>>> Amy Johnson >>>> >>>> ------------------------------------------------------------------------- >>>> >>>> This SF.net email is sponsored by: Microsoft >>>> Defy all challenges. Microsoft(R) Visual Studio 2008. >>>> http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ >>>> _______________________________________________ >>>> Mapbuilder-users mailing list >>>> [email protected] >>>> https://lists.sourceforge.net/lists/listinfo/mapbuilder-users >>>> >>>> >>>> >>> > > > ------------------------------------------------------------------------- > This SF.net email is sponsored by: Microsoft > Defy all challenges. Microsoft(R) Visual Studio 2008. > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > _______________________________________________ > Mapbuilder-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/mapbuilder-users > > ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ Mapbuilder-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/mapbuilder-users
