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<div class=Section1>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>According to WMS specs, transparency is governed
by <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>TRANSPARENT=TRUE<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>BGCOLOR=(color to assign “transparency” to,
in hex RGB notation)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>FORMAT=(image format that supports
transparency, such as GIF or PNG; JPEG doesn’t.)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Here are examples straight from the OGC
specs:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>(WMS 1.0.0)<o:p></o:p></span></font></p>
<p class=MsoMacroText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New";color:black'>http://a-map-co.com/mapserver.cgi?WMTVER=1.0.0&REQUEST=map&
SRS=EPSG%3A4326&BBOX=-97.105,24.913,78.794,36.358&
WIDTH=560&HEIGHT=350&LAYERS=AVHRR-09-27%3AMIT-mbay&STYLES=default&<span
style='background:yellow'>FORMAT=PNG</span>&<span style='background:yellow'>BGCOLOR=0xFFFFFF</span>&<span
style='background:yellow'>TRANSPARENT=TRUE</span>&EXCEPTIONS=INIMAGE&QUALITY=MEDIUM
<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>(WMS 1.1.1)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Courier><span
style='font-size:10.0pt;font-family:Courier'>http://a-map-co.com/mapserver.cgi?VERSION=1.1.0&REQUEST=GetMap&SRS=EPSG:4326&BBOX=-97.105,24.913,78.794,36.358&WIDTH=560&HEIGHT=350&LAYERS=AVHRR-09-27&STYLES=&FORMAT=<span
style='background:yellow'>image/png</span>&<span style='background:yellow'>BGCOLOR=0xFFFFFF</span>&<span
style='background:yellow'>TRANSPARENT=TRUE</span>&EXCEPTIONS=application/vnd.ogc.se_inimage<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Depending on the WMS version you’re
transacting under, FORMAT is either a keyword (GIF, PNG) or mime type
(image/gif, image/png)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>UseTransparency is a non-standard
extension, though some few servers may, for various reasons, require it.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>HTH,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>- Thomas<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>PS: Experimenting with the server you refer
to, it seems like TRANSPARENT is on by default, and requesting a PNG comes
through Okay – (but remember that MSIE has problems showing PNG transparency
and needs special DHTML to render it properly, if that’s likely to be an issue.)
<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><a
href="http://maps.customweather.com/image?request=GetMap&layers=state_borders&srs=EPSG:4326&bbox=-180.0,-90.0,180.0,90.0&width=500&height=250&format=image/png"
target="_new">http://maps.customweather.com/image?request=GetMap&layers=state_borders&srs=EPSG:4326&bbox=-180.0,-90.0,180.0,90.0&width=500&height=250&format=image/png</a></span></font><font
size=2 color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>BTW, this default transparent behavior is
contrary to the OGC spec:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><b><font size=2
face="TimesNewRoman,Bold"><span style='font-size:10.0pt;font-family:"TimesNewRoman\,Bold";
font-weight:bold'>7.1.4.6.3 Opaque vs. transparent layers<o:p></o:p></span></font></b></p>
<p class=MsoNormal style='text-autospace:none'><b><font size=2
face="TimesNewRoman,Bold"><span style='font-size:10.0pt;font-family:"TimesNewRoman\,Bold";
font-weight:bold'>…</span></font></b><font size=2 face="TimesNewRoman,Bold"><span
style='font-size:10.0pt;font-family:"TimesNewRoman\,Bold"'><o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'>This attribute describes
only the Layer’s data content, not the picture format of the map<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'>response. Whether or not a
Layer is listed as opaque, a server </span></font><b><font size=3
face="TimesNewRoman,Bold"><span style='font-size:12.0pt;font-family:"TimesNewRoman\,Bold";
font-weight:bold'>shall </span></font></b><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'>still comply with the<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'>GetMap operation specified
below: that is, the server </span></font><b><font size=3
face="TimesNewRoman,Bold"><span style='font-size:12.0pt;font-family:"TimesNewRoman\,Bold";
font-weight:bold'>shall </span></font></b><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'>send an image with a<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'>transparent background <span
style='background:yellow'>if and only if</span> the client requests
TRANSPARENT=true and a<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'>picture FORMAT that supports
transparency.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=3 face=TimesNewRoman><span
style='font-size:12.0pt;font-family:TimesNewRoman'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><b><font size=2
face="TimesNewRoman,Bold"><span style='font-size:10.0pt;font-family:"TimesNewRoman\,Bold";
font-weight:bold'>7.2.2 GetMap Request Overview<o:p></o:p></span></font></b></p>
<p class=MsoNormal style='text-autospace:none'><font size=2
face="TimesNewRoman,Bold"><span style='font-size:10.0pt;font-family:"TimesNewRoman\,Bold"'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><b><font size=3
face="TimesNewRoman,Bold"><span style='font-size:12.0pt;font-family:"TimesNewRoman\,Bold";
font-weight:bold'>Table 8 — The Parameters of a GetMap Request<o:p></o:p></span></font></b></p>
<p class=MsoNormal style='text-autospace:none'><b><font size=2
face="TimesNewRoman,Bold"><span style='font-size:10.0pt;font-family:"TimesNewRoman\,Bold";
font-weight:bold'>Request Parameter Required/Optional<o:p></o:p></span></font></b></p>
<p class=MsoNormal style='margin-left:2.0in;text-indent:.5in;text-autospace:
none'><b><font size=2 face="TimesNewRoman,Bold"><span style='font-size:10.0pt;
font-family:"TimesNewRoman\,Bold";font-weight:bold'>Description<o:p></o:p></span></font></b></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=TimesNewRoman><span
style='font-size:10.0pt;font-family:TimesNewRoman'>TRANSPARENT=TRUE|FALSE O
Background transparency of map<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:2.0in;text-indent:.5in;text-autospace:
none'><font size=2 face=TimesNewRoman><span style='font-size:10.0pt;font-family:
TimesNewRoman'>(default=FALSE).</span></font><font size=2
face="TimesNewRoman,Bold"><span style='font-size:10.0pt;font-family:"TimesNewRoman\,Bold"'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Furthermore, the image doesn’t seem to be
rendered properly for GIF unless transparent=false. This can be verified by the
following:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><a
href="http://maps.customweather.com/image?request=GetMap&layers=state_borders,contour_jet_stream&srs=EPSG:4326&bbox=-180.0,-90.0,180.0,90.0&width=500&height=250&format=image/gif&transparent=false&bgcolor=0xffffff"
target="_new">http://maps.customweather.com/image?request=GetMap&layers=state_borders,contour_jet_stream&srs=EPSG:4326&bbox=-180.0,-90.0,180.0,90.0&width=500&height=250&format=image/gif&transparent=false&bgcolor=0xffffff</a><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>where the background color is forced to
white, and transparency is forced to off.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Thus selecting PNG instead of GIF as a
format may get you something useful, but you might also want to refer further
questions regarding peculiarities of this server to Mr. Flint of CustomWeather.
His contact information is found within the getcapabilities document provided
by the WMS.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> Scott Hameister
[mailto:ScottH@mPower-tech.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, December 06, 2006
12:40 PM<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">users@mapguide.osgeo.org</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> [mapguide-users] WMS
Transperancy</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>
</div>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Am I missing something in the consumption
of WMS layers and transparency?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>When I connect to <a
href="http://maps.customweather.com/image">http://maps.customweather.com/image</a>
as a data source in Studio, And bring in the RADAR schema….<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>…I get no transparency but in every other
WMS viewer the white is transparent (Except Map2007 another story).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I’ve even tried making the datasource WMS
connector String Longer in Studio to look like <a
href="http://maps.customweather.com/image?TRANSPARENT=true&UseTransparency=true&ImageFormat=image/gif%20and%20nothing...Please">http://maps.customweather.com/image?TRANSPARENT=true&UseTransparency=true&ImageFormat=image/gif
and nothing...Please</a> help?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> Haris Kurtagic
[mailto:haris@sl-king.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, December 06, 2006
8:59 AM<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">users@mapguide.osgeo.org</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> [mapguide-users] Fdo2Fdo
v0.4.1 for FDO 3.2</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>
</div>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Hi,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Verdana><span
style='font-size:9.0pt;font-family:Verdana;color:black'>New version of Fdo2Fdo
tool is available at: <a href="http://www.sl-king.com/fdo2fdo">www.sl-king.com/fdo2fdo</a><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Verdana><span
style='font-size:9.0pt;font-family:Verdana;color:black'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Verdana><span
style='font-size:9.0pt;font-family:Verdana;color:black'>Support for FDO 3.2.
Comes with SHP, SDF and King.Oracle provider but you can add and use other FDO
providers build for FDO 3.2.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Verdana><span
style='font-size:9.0pt;font-family:Verdana;color:black'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Verdana><span
style='font-size:9.0pt;font-family:Verdana;color:black'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Verdana><span
style='font-size:9.0pt;font-family:Verdana;color:black'>Haris</span></font><o:p></o:p></p>
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