(dusting off this email) Assefa,
Any update on this one? I'm trying an OGC:WMS 1.1.1 GetLegendGraphic request off a layer with a CLASS/KEYIMAGE and get returned the same behaviour. Trying to see CLASS/KEYSIZE or CLASS/KEYIMAGEX / CLASSKEYIMAGEY returns mapfile error. Thanks ..Tom > -----Original Message----- > From: Yewondwossen Assefa [mailto:[EMAIL PROTECTED] > Sent: Thursday, July 08, 2004 4:00 PM > To: Kralidis,Tom [Burlington] > Cc: [EMAIL PROTECTED] > Subject: Re: [Mapserver-users] WMS GetLegendGraphic and KEYIMAGE > > > Tom, > > I understand what you suggest but at the same time, the keyimage is > just an additional way to generate icons beside the defaut way of > generating them (using classes defined on the layer). Thus the use of > the legend's keysizex and keysizey is the one that make more > sense. If > we add a specific size parameters for layers using a > keyimage, we need > to do the same for other types of layers so we can generate icons of > diffrent siezes. What I propose as a compromise is to maybe use a > metadata at the layer level that would be used by the > LegendURL to fetch > the width and height for that specific layer. By default the > LegendURL > would use the legend's keysizex/keysizey. Is this acceptable ? > > Later, > > Kralidis,Tom [Burlington] wrote: > > > > >>-----Original Message----- > >>From: Yewondwossen Assefa [mailto:[EMAIL PROTECTED] > >>Sent: Wednesday, July 07, 2004 2:14 PM > >>To: Kralidis,Tom [Burlington] > >>Cc: [EMAIL PROTECTED] > >>Subject: Re: [Mapserver-users] WMS GetLegendGraphic and KEYIMAGE > >> > >> > >>If it is for a specific layer, why not use the width and height > >>parameters in the request ? Do you have other suggestions ? > >> > > > > > > I could explicitly, however if I'm a WMS client, my first > inclination > > is to do a GetCapabilities, and go from there. This is where > > LegendURL would be useful. > > > > I suggest a KEYIMAGESIZE be added so that when LegendURL does get > > added to WMS GetCapabilities, that the width and height > attributes are > > taken from KEYIMAGESIZE (or, even better, if MapServer can > figure out > > the KEYIMAGE value extents :)) > > > > What do you think? > > > > ..Tom > > > > > > > >>Kralidis,Tom [Burlington] wrote: > >> > >> > >>>Right, but doesn't the legend object define a legend for > >> > >>the *entire* > >> > >>>WMS? This is a specific layer level legend KEYIMAGE -- > >> > >>i.e. I don't > >> > >>>want all my legend image dimensions to be the size of the > >> > >>KEYIMAGE in > >> > >>>the one layer. > >>> > >>>..Tom > >>> > >>> > >>> > >>> > >>>>-----Original Message----- > >>>>From: Yewondwossen Assefa [mailto:[EMAIL PROTECTED] > >>>>Sent: Wednesday, July 07, 2004 10:21 AM > >>>>To: Kralidis,Tom [Burlington] > >>>>Cc: [EMAIL PROTECTED] > >>>>Subject: Re: [Mapserver-users] WMS GetLegendGraphic and KEYIMAGE > >>>> > >>>> > >>>>Tom, > >>>> > >>>> Here is how the size is determined : > >>>> - If Width and Height parameter are passed in the > >>>>GetLegendGraphic request , they will be used. > >>>> - If not, it will use the size oparameters in the > legend object > >>>> - if none of the above is valid, the defaut size will > be 20/20. > >>>> > >>>>Later, > >>>> > >>>>Kralidis,Tom [Burlington] wrote: > >>>> > >>>> > >>>> > >>>>>Hi, > >>>>> > >>>>>I've created a WMS, which has a layer, which defines > >>>> > >>>>KEYIMAGE in the > >>>> > >>>> > >>>>>CLASS object. > >>>>> > >>>>>>From what I understand, KEYIMAGE points to a static > image file, so > >>>>> > >>>>> > >>>>>>when > >>>>> > >>>>>requesting a legend (either through OGC:WMS or classic mapserv > >>>>>mode=legend), the static image is fed back. > >>>>> > >>>>>When I request GetLegendGraphic from my WMS layer with > >>>> > >>>>KEYIMAGE, the > >>>> > >>>> > >>>>>image comes back really small (i.e. 20 x 10). My legend > >>>> > >>>>image is like > >>>> > >>>> > >>>>>300 x 50 -- the output image looks like it scrunched > into 20 x 10. > >>>>> > >>>>>Suggestions? > >>>>> > >>>>>Thanks > >>>>> > >>>>>..Tom > >>>>> > >>>>>_______________________________________________ > >>>>>Mapserver-users mailing list [EMAIL PROTECTED] > >>>>>http://lists.gis.umn.edu/mailman/listinfo/mapserver-users > >>>>> > >>>> > >>>> > >>>>-- > >>>>---------------------------------------------------------------- > >>>>Assefa Yewondwossen > >>>>Software Analyst > >>>> > >>>>Email: [EMAIL PROTECTED] > >>>>http://www.dmsolutions.ca/ > >>>> > >>>>Phone: (613) 565-5056 (ext 14) > >>>>Fax: (613) 565-0925 > >>>>---------------------------------------------------------------- > >>>> > >>>> > >>>> > >>> > >>> > >>> > >> > >>-- > >>---------------------------------------------------------------- > >>Assefa Yewondwossen > >>Software Analyst > >> > >>Email: [EMAIL PROTECTED] > >>http://www.dmsolutions.ca/ > >> > >>Phone: (613) 565-5056 (ext 14) > >>Fax: (613) 565-0925 > >>---------------------------------------------------------------- > >> > >> > >> > > > > > > > > > -- > ---------------------------------------------------------------- > Assefa Yewondwossen > Software Analyst > > Email: [EMAIL PROTECTED] > http://www.dmsolutions.ca/ > > Phone: (613) 565-5056 (ext 14) > Fax: (613) 565-0925 > ---------------------------------------------------------------- > > >
