[mapserver-users] layerObj queryByPoint problem

Rahkonen Jukka Jukka.Rahkonen at mmmtike.fi
Thu Nov 24 05:35:51 EST 2011


Hi,

I cannot say anything about your problem, but your MAP extent looks a bit off to me. Do you really want to be closed into a 360 by 360 metre box around the (0,0) point at the equator?

-Jukka Rahkonen-

kirill bogdanov wrote:
> 
> Hi, i have a problem with queryByPoint as well as queryByRect 
> in layer class 
> - they always return MS_FAILURE also as in mapObj class. 
> I am coding in c# for desktop not for web. 
> And I have a template in class of layer. Here is my files:
> map file
> 
> MAP
>   EXTENT -180 -183.1126335 180 176.8873665
>   FONTSET "../fonts/fonts.list"
>   IMAGECOLOR 255 255 255
>   IMAGETYPE "png24"
>   NAME "MS"
>   SHAPEPATH "../data"
>   SIZE 1024 1024
>   STATUS ON
>   SYMBOLSET "../symbols/symbols35.sym"
>   TRANSPARENT TRUE
>   UNITS METERS
> 
>   OUTPUTFORMAT
>     NAME "png24"
>     MIMETYPE "image/png"
>     DRIVER "AGG/PNG"
>     EXTENSION "png"
>     IMAGEMODE RGBA
>     TRANSPARENT TRUE
>   END # OUTPUTFORMAT
> 
>   PROJECTION
>     "proj=merc"
>     "lon_0=0"
>     "lat_ts=0"
>     "x_0=0"
>     "y_0=0"
>     "a=6378137"
>     "b=6378137"
>     "units=m"
>     "no_defs"
>   END # PROJECTION
>   LEGEND
>     IMAGECOLOR 255 255 255
>     KEYSIZE 20 10
>     KEYSPACING 5 5
>     LABEL
>       SIZE MEDIUM
>       COLOR 0 0 0
>       OFFSET 0 0
>       SHADOWSIZE 1 1
>       TYPE BITMAP
>     END # LABEL
>     STATUS OFF
>   END # LEGEND
> 
>   QUERYMAP
>     COLOR 255 255 0
>     SIZE -1 -1
>     STATUS OFF
>     STYLE HILITE
>   END # QUERYMAP
> 
>   SCALEBAR
>     COLOR 0 0 0
>     IMAGECOLOR 255 255 255
>     INTERVALS 4
>     LABEL
>       SIZE MEDIUM
>       COLOR 0 0 0
>       OFFSET 0 0
>       SHADOWSIZE 1 1
>       TYPE BITMAP
>     END # LABEL
>     SIZE 200 3
>     STATUS OFF
>     UNITS MILES
>   END # SCALEBAR
> 
>   WEB
>   END # WEB
> 
> LAYER
>     DATA 
> "\\factinf\filestorage\dc4e2278-8b12-4b80-a6dc-742ce774d1aa\world"
>     EXTENT -180 -89.9 180 83.674733
>     NAME "\\factinf\filestorage\dc4e2278-8b12-4b80-a6dc-742ce774d1aa"
>     PROJECTION
>       "proj=longlat"
>       "ellps=WGS84"
>       "datum=WGS84"
>       "no_defs"
>     END # PROJECTION
>     STATUS ON
>     TILEITEM "location"
>     TOLERANCE 100
>     TYPE POLYGON
>     UNITS METERS
>     CLASS
>       NAME "The World"
>       STYLE
>         ANGLE 0
>         COLOR 0 0 0
>         OFFSET 0 0
>       END # STYLE
>       TEMPLATE "c:\ms4w\apps\tutorial\htdocs\template.html"
>     END # CLASS
>     FEATURE
>       POINTS
>       -92.22255 14.519233
>       -92.1567 14.619833
>       -92.1863 14.808033
>       -92.111 15.0177
>       -92.1379 15.0876
>       -92.1567 15.105533
>       -92.2347 15.123467
>       -92.28845 15.170067
>       -92.2427 15.268633
>       -92.0787 15.5052
>       -91.8905 15.7633
>       -91.6862 16.075133
>       -91.62435 16.0823
>       -91.33665 16.073367
>       -90.70745 16.084133
>       -90.4977 16.082333
>       -90.46545 16.098467
>       -90.45735 16.188067
>       -90.39285 16.290233
>       -90.3794 16.3655
>       -90.3794 16.395967
>       -90.41975 16.421067
>       -90.6617 16.5089
>       -90.6913 16.535767
>       -90.7128 16.655867
>       -90.77735 16.720367
>       -90.89565 16.790267
>       -91.11075 16.865533
>       -91.20755 16.9193
>       -91.36345 17.112867
>       -91.36345 17.1469
>       -91.33925 17.166633
>       -91.25325 17.180967
>       -90.9467 17.209633
>       -90.9494 17.499967
>       -90.96825 17.7455
>       -90.9521 17.774167
>       -90.91985 17.783133
>       -90.39555 17.772367
>       -89.76365 17.758033
>       -89.2017 17.7688
>       -89.1316 17.771967
>       -89.0816 17.7742
>       -89.0985 17.556067
>       -89.12545 17.1805
>       -89.1373 16.810567
>       -89.15585 16.4474
>       -89.19635 16.012267
>       -89.19295 15.9628
>       -89.1643 15.933567
>       -88.9506 15.905167
>       -88.9213 15.8822
>       -88.88855 15.874167
>       -88.8472 15.878767
>       -88.81445 15.878767
>       -88.774 15.863833
>       -88.68785 15.78
>       -88.6792 15.754733
>       -88.68785 15.7111
>       -88.68095 15.700767
>       -88.6568 15.691567
>       -88.61545 15.690433
>       -88.5948 15.698467
>       -88.59305 15.7065
>       -88.6103 15.724867
>       -88.6103 15.738667
>       -88.58275 15.771967
>       -88.56375 15.783467
>       -88.53105 15.783467
>       -88.4785 15.771967
>       -88.45265 15.7685
>       -88.4096 15.7777
>       -88.38545 15.778833
>       -88.351 15.767367
>       -88.31135 15.727167
>       -88.23725 15.691567
>       -88.3148 15.644467
>       -88.51955 15.3572
>       -88.64485 15.2584
>       -88.88475 15.135133
>       -89.0299 15.092333
>       -89.18425 15.038367
>       -89.2041 15.0231
>       -89.21175 14.993533
>       -89.198 14.943633
>       -89.2576 14.8805
>       -89.2698 14.828533
>       -89.2652 14.790867
>       -89.1781 14.714467
>       -89.1506 14.620733
>       -89.1598 14.5902
>       -89.1934 14.577967
>       -89.2759 14.572867
>       -89.29275 14.565733
>       -89.3019 14.5525
>       -89.2933 14.5114
>       -89.2863 14.478067
>       -89.47335 14.436067
>       -89.57965 14.398
>       -89.60135 14.369133
>       -89.52255 14.3114
>       -89.5895 14.245767
>       -89.6545 14.231333
>       -89.68795 14.201167
>       -89.7569 14.048933
>       -89.79035 14.016133
>       -90.00105 13.976767
>       -90.02465 13.962333
>       -90.03255 13.934767
>       -90.03255 13.901967
>       -90.0424 13.887533
>       -90.10145 13.891467
>       -90.12705 13.878333
>       -90.12 13.772533
>       -90.11775 13.7392
>       -90.1746 13.774267
>       -90.4295 13.862867
>       -90.63865 13.8992
>       -90.9001 13.9166
>       -91.3685 13.967433
>       -91.49705 13.999367
>       -91.59945 14.0647
>       -91.6125 14.1068
>       -91.6343 14.121333
>       -91.64955 14.121333
>       -91.667 14.114067
>       -91.68875 14.114067
>       -91.81295 14.215733
>       -91.9524 14.327567
>       -92.22255 14.519233
>       END # POINTS
>     END # FEATURE
> 
> Here is my code:
> 
> Here is my template file:
> 
> 
> --
> View this message in context: 
> http://osgeo-org.1803224.n2.nabble.com/layerObj-queryByPoint-p
roblem-tp7027251p7027251.html
> Sent from the Mapserver - User mailing list archive at Nabble.com.
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> 


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